UNKNOWN

FEED

The selected candidate will serve as a senior technical authority providing on-call support for the design, development, integration, and maintenance of advanced software, artificial intelligence, and machine learning solutions within a secure mission environment. This role requires extensive expertise in software engineering, systems analysis, cloud technologies, and AI/ML methodologies supporting complex operational and technical requirements.

TalentOps

Software Engineer Subject Matter Expert / AI & Machine Learning Engineer (On-Call)

sourcestack_via_bold

Buzz-word bingo: Rails, Sass, Haml, React.js, Backbone.js, Semantic UI, Microservices, Mysql, Redis, Resque, Mongo, Rspec, Capybara, Jasmine, and Partial Rollouts. Our products are viewed by millions of people each month, so every feature you build will have significant reach and adoption.

Stride Search

Sr Front End Engineer

Requirements We're looking for a teammate with: Proficiency in Ruby (we use 2.4+) and Ruby on Rails (we use 5.1+) with a good understanding of tried-and-tested design patterns A solid grasp of relational database technologies (we use PostgreSQL) Extensive experience with: Full-stack, high-scale applications with distinct front-end and back-end layers; the interactions between them AWS or other large cloud infrastructure-as-a-service API creation and consumption, specifically for integrations Testing (we use Rspec) Authorization and authentication (i.e. JWT, OAuth, SAML) Web app resource management (i.e. memory usage, server processes) Web application security (i.e. SQL injection, CSRF, XSS) Familiarity with devops concepts such as: Logging Cloud resource management Encryption Connection pools Sharding Experience with search technologies (we use Elasticsearch) is a plus. Senior Back-End Engineer We are looking for a talented Ruby on Rails developer with 5+ years of web application development experience to join our successful, growing, and well-funded startup in Boston.

Roberts Recruiting

Senior Back-End Engineer

ea_via_bold

Software Engineers at Empirical Security craft web applications that deliver novel security data, build data pipelines that power machine learning systems and architect software at scale to transform how organizations protect themselves. Empirical Security is dedicated to building an inclusive, diverse, equitable, and accessible workplace that fosters a sense of belonging - so if youre excited about this role but your past experience doesnt align perfectly with every qualification in the job description, we encourage you to still consider submitting an application.

YEAR

Empirical Security Inc

Software Engineer

linkup_via_bold

Software Engineers at Empirical Security craft web applications that deliver novel security data, build data pipelines that power machine learning systems and architect software at scale to transform how organizations protect themselves. Empirical Security is dedicated to building an inclusive, diverse, equitable, and accessible workplace that fosters a sense of belonging – so if you're excited about this role but your past experience doesn't align perfectly with every qualification in the job description, we encourage you to still consider submitting an application.

Empirical Security

ADAPTED_NOW

Braze was also named a 2025 Best Companies To Work For by U.S. News and World Report, a 2025 America’s Greatest Companies by Newsweek, and a 2025 Fortune Best Workplace in Technology™ by Great Place To Work®, among other accolades. You will partner with engineering managers and technical leads embedded in teams to ensure our architecture supports a maturing suite of channels, while collaborating with senior leadership on initiatives that ensure a consistent, high-quality experience across the entire division.

Braze

Staff Software Engineer, Messaging Experience

Braze Jobs

Braze was also named a 2025 Best Companies To Work For by U.S. News and World Report, a 2025 America's Greatest Companies by Newsweek, and a 2025 Fortune Best Workplace in Technology by Great Place To Work, among other accolades. You will partner with engineering managers and technical leads embedded in teams to ensure our architecture supports a maturing suite of channels, while collaborating with senior leadership on initiatives that ensure a consistent, high-quality experience across the entire division.

Braze Inc

We’re experienced business & product builders who have founded multiple companies together, know our category extremely well, and recognize how rare/special it is to be perfectly positioned around a big opportunity with a very strong cross-functional team. Our technology empowers short & mid-length stay operators, who manage single-family homes, apartment buildings, and (in some cases) hotels - a broad & massive addressable market.

Wheelhouse

Partnership Support Engineer

Experience building and maintaining production software systems, and delivering well-scoped projects or features end-to-end (design, build, test, ship, operate) with guidance from more experienced engineers. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more.

Block

Software Engineer, Program Engineering

FULL_TIME

Responsibilities: Lead Technical Implementation: Partner closely with Customer Success Managers to drive and lead all technical aspects of the post-sales lifecycle, including onboarding, complex integrations, and system architecture, ensuring a seamless transition from evaluation to production. Executive Presence: Proven track record of acting as a "North Star" for technical leaders (CTOs, VP Eng, DevOps Directors), leading high stakes workshops and translating complex technical metrics into business value.

Atlassian

Principal Solutions Architect | DX

[AW]-iCims

Key responsibilities of the job include ensuring that software is developed to meet functional, non-functional and compliance requirements, and solutions are well designed with maintainability/ease of integration and testing built-in from the outset. Ruby/Rails, Kafka, event-driven architectures, Docker, cloud migration and modernization experience, healthcare/payments/financial services domain knowledge.

Bank of America

Software Engineer III - Payments Platforms

Traffic and Session Analysis: Use browser-based code inspection tools to examine session traffic between the front end and back end, identify cases where excessive or sensitive information is being exposed, and translate those findings into concrete design and engineering requirements. You will work closely with engineering and design teams to translate real-world security findings into concrete, testable requirements in our Technical Requirements Documents (TRDs), and you will personally implement or oversee the fixes.

eVisit

Software Engineer, Security Focus

Workable

CrewAI is the leading framework and enterprise platform for building and orchestrating multi-agent AI systems, powering 300M+ agent executions per month across thousands of companies. Build complete product workflows across Studio's visual editor, deployments, traces, and human review, as well as onboarding, integrations, permissions, and settings.

CrewAI

Senior Full-Stack Engineer, Agent Management Platform

You will be responsible for writing code, leading an agile development team, managing other developers, interacting with product management, performing code reviews, and acting as a mentor to other developers on your team to help us build and maintain high-quality web applications. Help guide and mentor other full stack developers to understand business and technical concepts to improve code quality and speed.

iSpace is a global services company focused on Information Technology Staffing, Consulting and Business Process Services. Our solutions and services are centered in four areas - Contracting, Consulting, Outsourcing, and Software Products. Our team of seasoned professionals based in the United States and India focus on providing results, driving innovation and affecting outcomes. Our clients have come to rely on our expertise, our commitment to quality, customer service and our innovative approach to problem solving to help create sustainable value for their customers and shareholders.

Specializing in Finance Services, Insurance, Healthcare, Manufacturing, and Entertainment, we work with Fortune 1000 companies throughout the United States. Our commitment to customer satisfaction is reflected in the fact that over 90% of our client base have remained with us for over 9 years.

iSpace is committed to quality and information security reflected by the fact that it has been awarded with industry standard certifications such as ISO 9001 and ISO 27001. 

iSpace Inc.

Lead Full Stack Engineer, Senior Manager

jobdiva

Technical Depth: Deep understanding of cloud architectures (AWS/Azure/GCP), API gateways, microservices, complex source control management (SCM) strategies for parallel release tracks, modern deployment pipelines, video/telephony integrations, and data models in a Ruby on Rails environment. Future-Proofing & AI/ML Strategy: Lay the architectural groundwork for future Artificial Intelligence and Machine Learning (AI/ML) integrations, evaluating where these technologies can drive business value and enhance user experiences in upcoming product builds.

Enterprise Application Architect

If you are a full-stack developer who leans towards front-end development and enjoys working with modern web technologies, wed love to hear from you! We are seeking a Senior Full Stack Ruby on Rails Engineer with a strong front-end focus (70-80%) to join our team.

SelektIT

Senior Full Stack Engineer

At the core of our offering is a suite of proprietary talent technology solutions, including Personegy, our AI-powered hiring platform, Talentegy, our candidate and employer experience intelligence platform, and our broader Talent Intelligence Platform, which helps organizations optimize recruiting performance through data-driven insights and workforce analytics. Whether supporting enterprise recruiting, high-volume hiring, employer branding, or talent intelligence initiatives, NXTThing combines the power of cutting-edge technology with the expertise of experienced talent professionals to help organizations build stronger, more agile workforces and achieve long-term business success.

NXTThing RPO

Senior Full Stack Software Engineer

partner JazzHR

OR Associate's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 5+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python. OR Bachelor's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 4+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python.

GitHub Inc

Senior Software Engineer, Code Scanning

9+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python o OR Associate's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 8+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python. OR Master's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 5+ years experience in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python.

Staff Software Engineer

Amphenol Borisch Technologies (ABT), a division of Amphenol Corporation, is an industry leader in providing high-reliability electronic systems for Aerospace and Defense companies across the globe. Works closely with the Business Systems Manager, system analysts, and developers, and partners with departments to turn manual processes into measurable improvements.

Amphenol is one of the largest manufacturers of interconnect products in the world. The Company designs, manufactures and markets electrical, electronic and fiber optic connectors, coaxial and flat-ribbon cable, and interconnect systems. The primary end markets for the Company's products are communications and information processing markets, including cable television, cellular telephone and data communication and information processing systems; aerospace and military electronics; and automotive, rail and other transportation and industrial applications.

Ruby On Rails Developer Jobs in the United States

Software Engineer Subject Matter Expert / AI & Machine Learning Engineer (On-Call) TalentOps

Sr Front End Engineer Stride Search

Senior Back-End Engineer Roberts Recruiting

Software Engineer Empirical Security Inc

Software Engineer Empirical Security

Staff Software Engineer, Messaging Experience Braze

Staff Software Engineer, Messaging Experience Braze Inc

Partnership Support Engineer Wheelhouse

Software Engineer, Program Engineering Block

Principal Solutions Architect | DX Atlassian

Software Engineer III - Payments Platforms Bank of America

Software Engineer, Security Focus eVisit

Senior Full-Stack Engineer, Agent Management Platform CrewAI

Lead Full Stack Engineer, Senior Manager iSpace Inc.

Enterprise Application Architect eVisit

Senior Full Stack Engineer SelektIT

Senior Full Stack Software Engineer NXTThing RPO

Senior Software Engineer, Code Scanning GitHub Inc

Staff Software Engineer GitHub Inc

AI Solutions Engineer Amphenol Borisch Technologies

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