NewPrincipal Engineer - Azure Storage MicrosoftPrincipal Engineer - Azure StorageRedmond, WA$142,800–$274,800 / yearMasters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python. You will partner across engineering teams to define technical direction, solve complex distributed systems problems, mentor engineers, and deliver high-quality services that operate reliably at global scale.
NewIT Systems Engineer System OneIT Systems EngineerBellevue, WA$28–$52 / hourThis hands-on role is responsible for maintaining physical compute, storage, virtualization, and power infrastructure across a private data center and multiple regional facilities. The ideal candidate has extensive experience with VMware environments, enterprise storage, server hardware, backup systems, and data center operations.
NewSr. Electrical Engineer MicrosoftSr. Electrical EngineerRedmond, WA$119,800–$234,700 / yearMasters Degree in Electrical Engineering, Computer Engineering, or related field AND 3+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, or related field AND 5+ years technical engineering experience. To achieve this goal, the Cloud Hardware Systems Engineering (CHSE) team is instrumental in defining and delivering operational measures of success for hardware manufacturing, improving the planning process, quality, delivery, scale and sustainability related to Microsoft cloud hardware.
NewPrincipal Hardware Engineer, AI Systems MicrosoftPrincipal Hardware Engineer, AI SystemsRedmond, WA$142,800–$274,800 / yearMasters Degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, or related field AND 7+ years technical engineering experience OR Bachelors Degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, or related field AND 8+ years technical engineering experience. To achieve this goal, the Cloud Hardware Systems Engineering (CHSE) team is instrumental in defining and delivering operational measures of success for hardware manufacturing, improving the planning process, quality, delivery, scale and sustainability related to Microsoft cloud hardware.
NewPlant Integration Engineer – Steam & Power Systems System OnePlant Integration Engineer – Steam & Power SystemsBellevue, WA$56–$96 / hourMinimum 10 years of experience in nuclear power plant design, commercial power generation, power plant modifications, oil & gas, refining, chemical processing, or large industrial process facilities. Experience with: Steam cycle systems, Heat exchangers, Thermal energy storage, Molten salt systems, Balance of Plant (BOP), Energy Island design, Nuclear Island integration.
Machine Learning Engineer- Services OpendoorMachine Learning Engineer- ServicesSeattle, WAAs a software engineer on the team, you’ll collaborate with data scientists, machine learning engineers, product managers, and partner engineering and operations teams to turn ideas into resilient, production-ready systems. We build the core platform that turns data, models, and business logic into the prices that power our entire business.
NewPrincipal Software Engineer Tableau SoftwarePrincipal Software EngineerBellevue, WAYou will be a leading technical representative across the application stack — negotiating interfaces with peer teams, driving architectural alignment across the product, and setting the bar for non-functional quality (availability, multi-tenancy, security, performance) across GRPC and python application services. • Define SLIs and SLOs for the teams features and services in partnership with Product, design rollout strategy and telemetry that spans pre-release / canary / stagger periods, and lead service ownership: on-call rotations, ops and readiness reviews, runbooks, and automation.
NewSoftware Development Engineer Kforce Inc.Software Development EngineerRedmond, WA$60–$67You will build a unified platform that provides a one-stop view enabling stakeholders to evaluate releases across all dimensions (acceptance, performance, security), reducing manual intervention, accelerating approval, and providing end-to-end traceability. 5+ years of experience to build a greenfield self-serve platform; Frontend technologies include JavaScript, TypeScript, HTML, and CSS with microservices architecture.
Power Electronics R&D Engineer Gables Search GroupPower Electronics R&D EngineerSeattle, WA$180,000–$200,000This role is focused on advanced power electronics, power conversion, AC/DC, DC/DC, HVDC/DC, inverter-based systems, and next-generation high-power conversion platforms for advanced infrastructure, data center power, EV charging, charging systems, and energy storage applications. This is an opportunity to join a newly forming R&D team working on real-world, high-power engineering challenges with strong visibility, global collaboration, and meaningful influence over future power conversion platforms.
Cloud Security Engineer OpendoorCloud Security EngineerSeattle, WACloud Security: GuardDuty, Security Hub, CloudTrail, GitHub Advanced Security; CSPM/CNAPP replacement in flight (Wiz, Datadog Cloud Security, CrowdStrike Falcon. ● Partner with the Infrastructure team on cloud-native security decisions: VPC architecture, ingress, secrets management (Vault), service identity, and how Okta extends into AWS, Azure, and GCP.
Staff Software Engineer - Search Platform RipplingStaff Software Engineer - Search PlatformSeattle, WAFor office-based employees (employees who live within a defined radius of a Rippling office), Rippling considers working in the office, at least three days a week under current policy, to be an essential function of the employees role. You’ll partner across with Product leadership Data Cloud, platform, and AI/product teams to build shared search primitives that power multiple product surfaces.
Engineering - Cloud Architecture and Engineering - Systems Engineer - Associate Goldman SachsEngineering - Cloud Architecture and Engineering - Systems Engineer - AssociateSeattle, WAFull timeJoin our engineering teams that build massively scalable software and systems, architect low latency infrastructure solutions, proactively guard against cyber threats, and leverage machine learning alongside financial engineering to continuously turn data into action. You will be working as part of multi-disciplinary team responsible for researching, architecting and building a cutting-edge platform that enable Goldman Sachs teams to deploy and manage services in public cloud safely and securely.
Principal Systems Engineer Spectraforce Technologies Inc.Principal Systems EngineerBellevue, WAFull timePosition Title: Principal Systems EngineerWork Location: Bellevue, WAAssignment Duration: 12 months (possibility of extension)Work Schedule: Hours will be 8AM to 5PM but could varyWork Arrangement: HybridPosition Summary:The Organization's goal is to empower clinicians and health systems with the tools to make a difference in patients and clinician's lives. In this role, you will be responsible for driving the development and integration of complex, end-to-end medical device systems that involve wearable devices with sensors, mobile applications, software algorithms, cloud software applications, user portals and gateways, and data pipelines.
Senior Software Engineer FlightSafety International IncSenior Software EngineerSeattle, WAFull timeYou will be responsible for designing high-performance, resilient architectures, developing microservices frameworks, and implementing cloud-based storage systems to support global-scale business needs. Individuals seeking employment at DocuSign are considered without regards to race, ethnicity, color, age, sex, religion, national origin, ancestry, pregnancy, sexual orientation, gender identity, gender expression, genetic information, physical or mental disability, registered domestic partner status, caregiver status, marital status, veteran or military status, citizenship status, or any other legally protected category.
Staff Software Engineer - Custom Solutions The Trade Desk, Inc.Staff Software Engineer - Custom SolutionsSeattle, WA$124,900–$228,900 / yearFull timeFrom client facing applications and backend services to data science models, workflow automation, reports, and large-scale data workflows, we deliver end-to-end systems that drive advanced campaign optimization, actionable analytics, and robust data operations at global scale. You do not have to meet all the requirements below, but we believe that people who meet most of them will have a higher likelihood of succeeding in this role: Deep experience designing and building large-scale, distributed systems across client-facing applications, backend services, and data workflows.
Senior Mechanical Engineer (10+ Years) Coffman EngineersSenior Mechanical Engineer (10+ Years)Burlington, WAFull timeOur broad range of markets, clients, and services, coupled with industry-leading talent, provides unique and exciting opportunities to grow as professionals, serve clients, and make a difference in our communities. The successful candidate will be a self-motivated, energetic team player with 10+ years of experience in the design and project management of industrial Oil & Gas, Petrochemical, Pipeline, and industrial power related facilities.
Software Development Engineer [REQ#200664689] Apple Inc.Software Development Engineer [REQ#200664689]Seattle, WA$171,600–$258,100 / yearFull timeAny Personal Data you provide to Apple as part of the online job application process (i) will be used to process your application for the specific position you have applied for, (ii) will be used to process your application for other open positions within Apple and the Apple entities and subsidiaries around the world which may be suitable to you, (iii) will be retained for consideration for other similar positions available within Apple and the Apple entities and subsidiaries around the world and (iv) may be used to seek your views in relation to your candidate experience. Apple will (i) diligently choose such third-party service providers, and (ii) ensure that such third-party service providers adopt adequate technical and organizational security measures to safeguard your Personal Data and that such third-party service providers only use your Personal Data as instructed by Apple and for no other purposes.
Sr. Data Engineer PitchBook DataSr. Data EngineerSeattle, WA$140,000–$170,000 / yearFull timeOur extensive learning programs and mentorship opportunities help us create a culture of curiosity that pushes us to always find new solutions and better ways of doing things. 5+ years of experience in Python, with skills for diverse components of data pipelines, including scripting, data manipulation, custom extract, transform and loads, and statistical/regression analysis.
Distribution Planning Engineer - DER Impact Studies Enercon services IncDistribution Planning Engineer - DER Impact StudiesKennewick, WA$100,000–$175,000 / yearFull timeThis role is critical to ensuring the safe, reliable, and efficient integration of distributed energy resources (DERs) such as solar PV, energy storage, and electric vehicles into the distribution grid. DER Analysis & Impact Studies: Conduct detailed DER impact studies to assess hosting capacity, voltage regulation, thermal loading, protection coordination, and power quality.
Senior Engineer - Generation Electrical & Controls Puget Sound Energy, IncSenior Engineer - Generation Electrical & ControlsDayton, WAFull timePuget Sound Energy's Generation Electrical & Controls (GEC) department is looking for an Electrical Engineer with experience in Industrial Processes and Controls, Protective Relaying, electrical maintenance, asset management or in closely related fields, to join our team. In addition, they will need to provide quick, professional responses to assist generating plant staff with troubleshooting operational problems on complex plant control systems as well as a variety of power generation equipment.
Senior Data Engineer, Core Experimentation OpenAI Inc.Senior Data Engineer, Core ExperimentationSeattle, WA$293,000–$325,000 / yearFull timeFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. We partner closely with product, engineering, and infrastructure teams to ensure experiments are trustworthy, statistically rigorous, and scalable to the needs of frontier AI products.
Staff Site Reliability Engineer - Observability OKTAStaff Site Reliability Engineer - ObservabilityEastgate, WAFull timeNotice for New York City Applicants & Employees: Okta may use Automated Employment Decision Tools (AEDT), as defined by New York City Local Law 144, that use artificial intelligence, machine learning, or other automated processes to assist in our recruitment and hiring process. GCP Observabilty Engineering: Optimize the collection, processing, and storage of Observabilty data to ensure high reliability and low latency of our Splunk and Grafana services.
Assistant Chief Engineer JLLAssistant Chief EngineerSeattle, WAFull timechild care, elder care), nationality, ethnic or national origin or ancestry, citizenship, marital status, civil partner status, sexual orientation, gender identity or expression, transgender status, veteran’s status, genetic information, trade union membership, social position, political view or status as a qualified individual with a disability, protected leave status or any other protected characteristic in accordance with applicable law. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.
Senior Data Engineer Ampcus, IncSenior Data EngineerSeattle, WAFull timeWe're looking for Senior Data Engineer to help us grow our Data Lake and Data Warehouse Systems, which is being built using a serverless architecture, with 100% native AWS components including Redshift Spectrum, Athena, S3, Lambda, Glue, EMR, Kinesis, SNS, CloudWatch and more! We own a world-class data lake that is used to drive multi-billion dollar decisions on a regular cadence and we're looking to improve on filling the lake quickly, with as little human intervention needed and democratize the data in the lake.
Quality Engineer (Centrix Aerospace) Primus International LLCQuality Engineer (Centrix Aerospace)Woodmont Beach, WAFull timeis the market leader in manufacturing large, complex structural investment castings, airfoil castings, forged components, aerostructures and highly engineered, critical fasteners for aerospace applications. This position requires use of information or access to production processes subject to national security controls under U.S. export control laws and regulations (including, but not limited to the International Traffic in Arms Regulations (ITAR) and the Export Administration Regulations (EAR)).
Network Operations Engineer Booz Allen Hamilton INC.Network Operations EngineerPoulsbo, WAFull timeYour knowledge of computer networks and systems will come in handy as you assist with the design evolution and upgrade of enterprise-wide infrastructure, help troubleshoot and resolve complex network issues, and increase security, reliability, and availability for mission critical network systems. As a Network Operations Engineer on our team, you'll use your experience in network and systems operations and interoperability as you deploy and set up network equipment such as routers, switches, and servers, install and configure .
Sr Software Engineer, Search Federation Cribl, IncSr Software Engineer, Search FederationOlympia, WAFull timeCribl Search flips observability on its head by distributing queries to where your data already lives and aggregating the results - no more expensive data replication, centralized aggregation, megaIOPS+petabyte storage, or kilocore+terabyte hosts required to see what's going on in your deployed environments. Want to find specific events, trace an execution, identify a threat, or graph metric trends from (ex.) data stored in EBS volumes, Cribl Edge nodes, S3 buckets, Azure blob stores, containers, RDBMSes, data lakes, or even a custom datastore?
Sr Software Engineer, Stream Integrations Cribl, IncSr Software Engineer, Stream IntegrationsTumwater, WARemoteFull timeDevelop features that integrate Cribl's data stream processing engine with data systems such as Splunk, Elastic Search, Kafka, AWS S3, Azure Blob Storage, Google Cloud Storage. * Ensure product features are working as expected by creating robust test plans paired with comprehensive automated tests and writing integration tests.
Software Engineer, Stream Integrations Cribl, IncSoftware Engineer, Stream IntegrationsOlympia, WARemoteFull timeDevelop features that integrate Cribl's data stream processing engine with data systems such as Splunk, Elastic Search, Kafka, AWS S3, Azure Blob Storage, Google Cloud Storage. * Ensure product features are working as expected by creating robust test plans paired with comprehensive automated tests and writing integration tests.
Solar Panel Responsible Engineer - Lunar Permanence Blue Origin LLCSolar Panel Responsible Engineer - Lunar PermanenceSeattle, WAFull timeand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. ITAR RequirementsTo conform to U.S. Government commercial space technology export regulations, including the International Traffic in Arms Regulations (ITAR), 8 U.S.C. § 1324b(a)(3), applicants for employment at Blue Origin must be a U.S. citizen or national, lawfully admitted for permanent residence into the U.S. (i.e. current green card holder), or lawfully admitted as a refugee or granted asylum under 8 U.S.C. § 1157-1158.
Senior Software Engineer - AI Platform WEX INCSenior Software Engineer - AI PlatformSeattle, WARemoteFull timeBuild and manage CI/CD and GitOps workflows using tools such as Fabric, Argo CD, and related DevOps tooling to enable reliable, automated deployments. How You'll Make an Impact: Design, implement, and maintain cloud-native infrastructure for AI and LLM-based applications on AWS and Azure, including networking, compute, IAM, and observability.
Software Engineer, Build Systems / CI OpenAI Inc.Software Engineer, Build Systems / CISeattle, WA$185,000–$490,000 / yearFull timeFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. You will work on the systems that determine how quickly and confidently engineers can move: Bazel-based builds, Buildkite pipelines, test selection, remote caching and execution, CI observability, and tooling that helps engineers understand and fix failures quickly.
Senior Project Engineer, SCADA Engineering (Thermal) Invenergy LLCSenior Project Engineer, SCADA Engineering (Thermal)Tumwater, WAFull timeThe scope of systems includes DCS and plant IT/OT platforms such as RTACs, RTUs, programmable logic controllers (PLCs), network switches, firewalls, annunciators, HMIs, and all associated connectivity supporting steam turbine, combined-cycle, simple-cycle gas turbine, and geothermal facilities. Project Engineer, you will be on the Construction team, with responsibility for the engineering, procurement support, commissioning, and acceptance of Distributed Control Systems (DCS) and associated communications and control infrastructure for thermal generation projects (natural gas combustion turbines, combined cycle power plants, etc.).
Principal Software Engineer - Data WEX INCPrincipal Software Engineer - DataSeattle, WAFull timeBe the bridge: Collaborate across Data Acquisition, Semantic Modeling, Data Products, and Governance teams to ensure WEX's data is trusted, consistent, and usable across every business domain. Deep experience with modern data ecosystems: streaming (Kafka, Flink), batch (Spark, DBT), storage (Iceberg, Delta), orchestration (Airflow, Dagster), and APIs.
Machine Learning Engineer FlightSafety International IncMachine Learning EngineerSeattle, WAFull timeUsing Docusign's Intelligent Agreement Management platform, companies can create, commit, and manage agreements with solutions created by the #1 company in e-signature and contract lifecycle management (CLM). You will bridge the gap between core AI research and production-grade engineering, developing scalable platforms for autonomous agents, advanced retrieval systems, and automated model optimization.
AI/ML Engineer - Vice President (Seattle, WA) Goldman SachsAI/ML Engineer - Vice President (Seattle, WA)Seattle, WA$150,000–$250,000 / yearFull timeProficiency building and operating on cloud infrastructure (ideally AWS), including containerized services (ECS/EKS), serverless (Lambda), data services (S3, DynamoDB, Redshift), orchestration (Step Functions), model serving (SageMaker), and infra-as-code (Terraform/CloudFormation). * Collaborate directly with users: Partner with production engineers, and application teams to translate production pain points into agentic AI roadmaps; define objective functions linked to reliability, risk reduction, and cost; and deliver auditable, business-aligned outcomes.
Lead Data Engineer Visa Usa IncLead Data EngineerBellevue, WA$173,100–$276,800 / yearFull timeVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. The Lead Data Engineer drives technical best practices, ensures platform scalability, and influences data engineering strategy for key products and business domains.
Security Engineer Peraton IncSecurity EngineerHome, WARemoteFull timeYou will work closely with program teams, agency stakeholders, and independent auditors to ensure continuous compliance, rapid incident response, and robust data protection across all environments. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Solutions Engineer Cloudera Government SolutionSolutions EngineerSeattle, WARemoteFull timeYou will utilize your strong technical, business competencies and customer service skills to provide the highest level of business and technical consultation to sales teams, prospects and customers to support sales goals. Solution Architecture/Engineering experience as a field of practice (able to listen to customer requirements, whiteboard and propose solution architecture, and get hands-on with the tech to design, build, and demonstrate real business value).
Service Sales Engineer ACCO Engineered SystemsService Sales EngineerSeattle, WAFull timeApplicants please note that actual compensation is determined by several factors that are unique to each candidate, including but not limited to job-related skills, depth of experience, certifications, relevant education or training, and specific work location, among others. Technical Curiosity / Willingness to Learn: Interest in seeking out new experiences, knowledge, and candid feed, back; demonstrating an openness to learning and change.
Network Lab Engineer Volt Management Corp.Network Lab EngineerSeattle, WAFull timePay range offered to a successful candidate will be based on several factors, including the candidate's education, work experience, work location, specific job duties, certifications, etc. * Set up, configure, document, and maintain Linux and Windows systems, network devices, and virtualization platforms in the lab.
Sr. Site Reliability Engineer PitchBook DataSr. Site Reliability EngineerSeattle, WA$175,000–$200,000 / yearFull timeSite Reliability Engineer (SRE) inPitchBook'sengineeringdivision, you will becreating and evolving systems to automatically runour suite of products and servicesreliablyand consistently. Experience with data storage, replication, caching, and search technologies, such as PostgreSQL, MySQL, MS SQL Server, Amazon RDS, GCPCloudSQL, Redis, Elasticsearch, and Lucene/Solr.
Office Engineer Hill International, Inc.Office EngineerSeattle, WAFull timeDepending upon your employment status, Hill's comprehensive benefits may include, Medical, Dental, Vision, Employer Paid Life and Accidental Death & Dismemberment Insurances, Business Travel Accident Insurance, Short-Term Disability, Long Term Disability, Flexible Spending Account, Health Savings Account, Dependent Care Flexible Spending Account, Commuter Benefits, Legal Assistance, Identity Theft Protection, Pet Insurance, Auto & Home Insurance, Critical Illness Insurance, Accident Insurance, Hospital Indemnity Insurance, Voluntary Life & Accidental Death & Dismemberment Insurance. Hill International, with more than 4,300+ professionals in over 100 offices worldwide, provides program management, project management, construction management, project management oversight, advisory, facilities management, and other consulting services to clients in a variety of market sectors.
Senior Structural Managing Engineer McMillen Jacobs AssociatesSenior Structural Managing EngineerSpokane, WAFull timeThe Senior Managing Engineer will work in a variety of water-related projects in fields including but not limited to: fisheries, fish passage, hydropower, dams, flood control, pump stations, water treatment, storm water, surface water management planning, hydrologic and hydraulic modeling. Manage changes to the project scope, project schedule, and project costs using appropriate verification techniques in order to keep the project plan accurate, updated, reflective of authorized project changes as defined in the change management plan, and facilitate customer acceptance.
Security Engineer IV Ampcus, IncSecurity Engineer IVSeattle, WAFull timeYou will evaluate System-on-a-Chip (SoC) security features including secure boot implementation, fault injection protection, secure key storage, anti-rollback mechanisms, cryptographic key management, and debug interface restrictions. You will work at the intersection of hardware design, security engineering, and manufacturing processes to deliver secure, reliable products to millions of customers worldwide.
Data Engineer I Ampcus, IncData Engineer IBellevue, WAFull timeOur success depends on our world-class network and hardware infrastructure; we're handling massive scale and rapid integration of emergent technologies. Strong scripting skills (Python, Spark), Unix/Linux proficiency, and experience with cloud data warehousing platforms required.
Data Engineer IV Ampcus, IncData Engineer IVSeattle, WAFull timeOur success depends on our world-class network and hardware infrastructure; we're handling massive scale and rapid integration of emergent technologies. A good candidate can partner with business owners directly to understand their requirements and provide data which can help them observe patterns and spot anomalies.
Principal Software Engineer I - Metadata Snowflake Inc.Principal Software Engineer I - MetadataClyde Hill, WA$264,000–$379,500 / yearFull timeWe look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset - who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. AS A PRINCIPAL SOFTWARE ENGINEER AT SNOWFLAKE YOU WILL: Solve real business needs at large scale by applying your software engineering and analytical problem solving skills.
Software Engineer Visa Usa IncSoftware EngineerBellevue, WA$88,000–$136,900 / yearFull timeThe ability to develop and use Application Program Interfaces (APIs), a set of routines, protocols, and tools for building software applications that specify how software components should interact and are used when programming graphical user interface (GUI) components. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
Backend Senior Software Engineer Visa Usa IncBackend Senior Software EngineerBellevue, WA$110,700–$171,800 / yearFull timeThe ability to develop and use Application Program Interfaces (APIs), a set of routines, protocols, and tools for building software applications that specify how software components should interact and are used when programming graphical user interface (GUI) components. Visais a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year.