Engineer I 4P/571 4P ConsultingEngineer I 4P/571Birmingham, AlabamaThis position plays a key role in supporting system health evaluations, vulnerability assessments, and maintenance strategy validation for critical plant systems, including Recirculation (Recirc) and Reactor Coolant Systems (RCS). The Engineer I role supports Comprehensive System Review efforts and site Technical Evaluations (TEs), with a focus on Preventive Maintenance Change Request (PMCR) backlog reduction initiatives.
Lighting Services Engineer 1 4P/225 4P ConsultingLighting Services Engineer 1 4P/225Anniston, AlabamaThis role includes extensive fieldwork and residential customer interaction —expect to spend at least three days per week conducting site visits, field checks, and customer meetings. The Lighting Services Engineer is responsible for designing, auditing, and managing lighting systems across residential, commercial, and industrial environments.
NewElectronics Design Engineer Vertiv Group Corp.Electronics Design EngineerHuntsville, ALVertiv solves the most important challenges facing today's data centers, communication networks and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extend from the cloud to the edge of the network. Vertiv (NYSE: VRT) brings together hardware, software, analytics and ongoing services to enable its customers' vital applications to run continuously, perform optimally and grow with their business needs.
Cybersecurity Architecture Engineer LeidosCybersecurity Architecture EngineerHuntsville, AlabamaBeyond subject matter expertise, the department has analysis equipment, multi-physics modelling capability, and experimental lab space to support activities ranging from proof-of-concept experimentation to manufacturing support. This role will collaborate with cybersecurity leadership, department management, users, and auditors to maintain ATO status and protect the confidentiality, integrity, and availability of all systems and data.
NewElectrical Automation Engineer Sparrow CompanyElectrical Automation EngineerTuscaloosa, ALMust have proven knowledge, learning ability and experience in writing PLC logic, developing programs and troubleshooting for various existing PLC systems including Rockwell Allen Bradley/Siemens/GE/FLS ASYS function block etc. • Design and create custom PLC code and HMI graphic objects as needed to integrate sub-system PLCs with the main control system in a way that presents a common interface to the operator.
Senior Systems Engineer KBR IncSenior Systems EngineerHuntsville, ALAs a Senior Systems Engineer, you'll dive into supporting complex engineering initiatives through advanced model‑based systems engineering (MBSE) practices and Department of Defense (DoD)‑aligned frameworks, driving clarity, precision, and technical excellence. KBR's Missile, Aviation, and Ground Systems (MAGS) division delivers mission engineering solutions for critical U.S. Army programs, specializing in aviation and ground systems, integrated air and missile defense, and threat and target systems.
MBSE Engineer SRC IncMBSE EngineerHuntsville, AL$93,000–$128,000 / yearThe selected candidate will support NASIC development of simulatable data models using MBSE software tools such as Cameo/MagicDraw and System Modeling Language (SysML) 2.0. You'll collaborate with more than 1,400 engineers, scientists and professionals - with 20 percent of those employees having served in the military - in a highly innovative, inclusive and equitable work environment.
Mid-Level DevSecOps Engineer Leidos Holdings IncMid-Level DevSecOps EngineerHuntsville, AL$69,550–$125,725 / yearLeidos' Defense Uncrewed Systems Integration and Test is seeking a motivated and ambitious DevSecOps Engineer to join the Software, Simulation, Systems Engineering and Integration Directorate (S3I) Joint Technology Center - Systems Integration Lab (JSIL) Technology and Certification Center. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support.
NewBEV OpCenter Engineer ToyotaBEV OpCenter EngineerCarolina, North CarolinaYou must have the right to work in the United States and not require Toyota support or sponsorship for immigration-related employment (e.g., H-1B, O-1, E-3, H-1B1, TN, F-1 OPT, F-1 STEM OPT, F-1 CPT, ‘job flexibility benefits’ [also known as I-140 or Adjustment of Status portability], etc.) now or in the future. As one of the world’s most admired brands, Toyota is growing and leading the future of mobility through innovative, high-quality solutions designed to enhance lives and delight those we serve.
Manufacturing Engineer Leidos Holdings IncManufacturing EngineerHuntsville, AL$116,350–$210,325 / yearThis position will require frequent coordination with Planning & Production Control, Design Engineers, Manufacturing Engineers at other sites, and Operations Leads to ensure that mBOMs are up to date, design tooling that will be needed for manufacturing, lead times are documented, and work order instructions will be available when needed and that proper documentation is in place for floor operations. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support.
Engineer or Mathematician - (Entry Level) Vali IncEngineer or Mathematician - (Entry Level)Huntsville, ALParticipate in Business Case Analysis (BCA), Analysis of Alternatives (AOA), and risk analysis to develop multiple outputs using input variables by conducting what-if drills, sensitivity analysis, monte-carlo simulations, and other cost-related studies. Use Data Analytics to obtain and analyze essential cost data from contractors' DD Form 1921s and Cost Performance Reports/Integrated Program Management Reports (CPR/IPMR) for the purpose of establishing a credible cost database.
Entry-Level Software Engineer Leidos Holdings IncEntry-Level Software EngineerHuntsville, AL$57,850–$104,575 / yearBasic Qualifications: Candidate must possess a Bachelor's degree or higher in Electrical Engineering, Computer Engineering, or Computer Science degree from an ABET-accredited school with a strong demonstration of the skills listed below. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support.
Reliability Engineer Enviva IncReliability EngineerMobile, ALSupport regional sites with continuous improvement of CBM programs including vibration analysis, oil analysis, ultrasound, thermography, UT, and wireless condition monitoring. This role focuses on regional program execution, data analysis, coaching, auditing, and hands-on support of site maintenance and operations teams.
Corporate Reliability Engineer Enviva IncCorporate Reliability EngineerMobile, ALSupport regional sites with continuous improvement of CBM programs including vibration analysis, oil analysis, ultrasound, thermography, UT, and wireless condition monitoring. This role focuses on regional program execution, data analysis, coaching, auditing, and hands-on support of site maintenance and operations teams.
Senior Integration Engineer Leidos Holdings IncSenior Integration EngineerHuntsville, AL$107,900–$195,050 / yearSolutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide.
NewAI Engineer GuidehouseAI EngineerHuntsville, Alabama$102,000–$170,000 / yearEIGHT (8) or more years of professional experience including the following: THREE (3) years of experience in software, data, RAG architecture/vector databases or ML engineering, including building and operating cloud-native services including but not limited to OpenAI, Anthropic, Google Gemini, or AWS Bedrock. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
Mid-level Machine Learning Engineer AstrionMid-level Machine Learning EngineerHuntsville, AlabamaAstrion seeking a Machine Learning Engineer to join our analytics team working on an innovative MLOps workload leveraging cutting-edge technologies and supporting a government customer in Huntsville, Alabama . The team will work with technologies including: Open source, commercial, and government software packages such as Docker, Python, Jupiter Notebooks, PostgreSQL, and other tools.
Senior Fire Control Systems & Signal Processing Engineer Leidos Holdings IncSenior Fire Control Systems & Signal Processing EngineerHuntsville, AL$107,900–$195,050 / yearThe selected candidate will contribute to a portfolio of programs spanning low-cost interceptor concepts, hypersonic weapons, and integrated air and missile defense, with near-term focus on effectors designed to integrate with existing and emerging Army fire control architectures. You will support early-phase system design, digital engineering, and mission-level integration for DoD customers including MDA, PEO Missiles and Space, and the Army AMD community, working alongside a multidisciplinary team of aerospace, RF, and systems engineers.
Mid-Level Full-Stack Software Engineer: HSV-2693 Decibel Research IncMid-Level Full-Stack Software Engineer: HSV-2693Huntsville, ALProvides specific input to the software components of system design to include hardware/software tradeoffs, software reuse, and use of commercial off-the-shelf (COTS) in place of new development, and conducts requirements analysis and synthesis from system level to individual software components. Must have familiarity with a structured process-driven software development environment including peer reviews of all work products, using a revision control system, defect tracking, and build release practices.
Modeling and Simulation Engineer: HSV-26128 Decibel Research IncModeling and Simulation Engineer: HSV-26128Huntsville, ALPosition Description: MDA Joint Integrated Fire Control is seeking Modeling & Simulation (M&S) Engineers with a background in Electrical, Aerospace, or Mechanical Engineering to join our rapidly growing Mission Engineering team. Integration Expertise: Proven ability to integrate models into larger simulation architectures, managing data exchange, simulation timing, and data collection pipelines for post-run analysis.
Systems Engineer IQUASAR LLCSystems EngineerFort Rucker, ALFull timeiQuasar LLC is a proud partner of the Military Spouse Employment Partnership (MSEP) and the Virginia Values Veterans (V3) Program, reflecting our strong commitment to supporting military spouses, veterans, and inclusive hiring practices. Participate with a team of analysts supporting ANG acquisition activities, conducting evaluations, recommending management improvements, and implementing solutions.
Mechanical/Fluids Engineer (any level) Blue Origin Enterprises LPMechanical/Fluids Engineer (any level)Huntsville, ALand/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. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Full Stack Engineer, Senior Blue Cross and Blue Shield AssociationFull Stack Engineer, SeniorBirmingham, ALWe are looking for leaders that are energized by creative and critical thinking, building and sustaining high-performing teams, getting results the right way, and fostering continuous learning. Our leadership model is about developing great leaders at all levels and creating opportunities for our people to grow - personally, professionally, and financially.
NewSr. Controls Engineer Step Up RecruitingSr. Controls EngineerBirmingham, ALProvide technical support for critical process and quality systems, including checkweighers, metal detectors, vision systems, flow controls, and temperature controls. ·Partner with Engineering, Operations, and Maintenance to identify losses and implement improvements in safety, quality, reliability, and cost.
Lead Electrical Engineer ALTEN TechnologyLead Electrical EngineerHuntsville, Alabama$155,000–$170,000 / yearWe’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits.
NewGeotechnical Engineer Accura EngineeringGeotechnical EngineerHuntsville, AlabamaJob Title: Geotechnical Engineer ***Work Location: Atlanta, GA *** Salary: Based on experience and will be discussed with manager in interview Duties/Responsibilities : Assist in the preparation of engineering plans, specifications, and reports. Exposure to relevant software such as MicroStation, HEC-RAS, or stormwater modeling tools preferred.
Senior Cloud Engineer ManTech International CorpSenior Cloud EngineerHuntsville, ALOccasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. Responsibilities include but are not limited to: Lead and supervise a team of security professionals managing the end-to-end implementation of the RMF lifecycle for FBI IT systems.
Avionics Cable Harness Design Engineer III Blue Origin Enterprises LPAvionics Cable Harness Design Engineer IIIHuntsville, AL$130,706–$182,987.70 / yearand/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. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Junior Optical Engineer or Physicist (Job ID:4429) VALKYRIE ENTERPRISES, LLCJunior Optical Engineer or Physicist (Job ID:4429)Huntsville, ALOperational support activities will include configuration, radiometric calibration, and operation of specialized equipment in support of the testing of missile sensors/seekers and other electro-optical sensors. If position requires travel by domestic flight or access to secure federal facilities/military bases, candidate must be able to obtain (by start of position) and maintain appropriate identification credentials, such as REAL ID.
Engines Manufacturing Engineer - Thruster & Valves Blue Origin Enterprises LPEngines Manufacturing Engineer - Thruster & ValvesHuntsville, ALand/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. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Digital AI Development Engineer MbSolutions IncDigital AI Development EngineerHuntsville, ALIn this role you will be part of Parsons' Federal Solutions team providing Systems Engineering Technical Assistance to the Ground-based Midcourse Dense (GMD) Product Office under the Teams-Next Missile Defense Systems Engineering (TN-MDSE) contract managed by the Missile Defense Agency. Solid understanding of full-stack development principles, including front-end technologies (HTML, CSS, JavaScript, React, Angular, or Vue.js) and back-end technologies (Python, Node.js, Java, Go) with relevant frameworks (Django, Express.js,
NSD Electrical Engineer Nucor CorporationNSD Electrical EngineerTrinity, AlabamaThis role offers the opportunity to work hands-on with large-scale industrial systems, lead impactful capital and process improvement projects, and contribute directly to the success of a world-class steel operation. Our vibrant culture, built on personal connections and teamwork, empowers every team member with the freedom to innovate and contribute to our collective success.
Field Engineer Shift Lead CAE IncField Engineer Shift LeadFort Rucker, ALSupervises simulator maintenance, repair, installation, and operation of various types of electronic and electromechanical equipment and related devices such as simulated electronic transmitting and receiving devices: micro-, mini-, and mainframe computers, terminals, and peripheral equipment; industrial, measuring, and controlling equipment; video and optical equipment, and motion actuators. Requires demonstrated experience to include large scale, complex D/A integration; simulation; loading systems, visual display systems, PCIG HLA, and enterprise network (SW/HW/ Ethernet / firewire cabling ARINC 429 data bus) or equivalent.
Electrical Engineer, Sr Quanta Power Solutions, LLCElectrical Engineer, SrBirmingham, AlabamaFull timeAbout this Role: Quanta Power Solutions is seeking an experienced Senior Electrical Engineer to support the design, development, and execution of complex EPC projects across power generation, renewable energy, battery energy storage systems (BESS), substations, transmission systems, and industrial infrastructure. This role serves as a technical leader within the electrical engineering discipline, responsible for delivering high-quality engineering solutions, mentoring junior engineers, and ensuring successful project execution from concept through commissioning.
NewFull Stack Developer DESE Research, Inc.Full Stack DeveloperHuntsville, ALFull timeThis role supports the development of data-intensive web applications that combine Python backends, React/TypeScript front ends, and large language model (LLM) capabilities using retrieval-augmented generation (RAG). DESE Research, Inc. is seeking a talented, motivated, and collaborative Full-Stack Developer to join a multidisciplinary team of software developers, data engineers, analysts, and researchers.
NewData Analyst - Mid Cintel, Inc.Data Analyst - MidHuntsville, ALABOUT CINTEL, INC: Cintel Inc. is a Small Business providing strategies and services to support an array of Government clients in Software Development, Operational/Tactical and Installation/Facilities Energy, Cyber Security, Modeling and Simulation, Data Science, and Programmatic support. The ideal candidate will have strong experience performing data analysis, developing reporting solutions, and working directly with technical and functional teams to gather and define data requirements.
Geotechnical Engineer Consultant Accura EngineeringGeotechnical Engineer ConsultantHuntsville, AlabamaJob Title: Geotechnical Engineer Consultant ***Work Location: Atlanta, GA *** Salary: Based on experience and will be discussed with manager in interview Position Overview: We are seeking an experienced Geotechnical Engineer Consultant to provide technical expertise, project oversight, and client support for a variety of geotechnical engineering projects. Education/Experience: Bachelor’s Degree in Geotechnical Engineering, Civil Engineering, or related field.
MECHANICAL ENGINEER for Sirch Inc. HIKINEXMECHANICAL ENGINEER for Sirch Inc.Birmingham, ALThis role involves preparing design deliverables, performing calculations, coordinating with multidisciplinary teams, and supporting field activities during construction and commissioning. Bachelor's degree in Mechanical Engineering or equivalent technical degree (Design diploma or Associate's acceptable for Designer-level roles).
Model Based Systems Engineer MobiusModel Based Systems EngineerHuntsville, AlabamaMobius is an award winning, Small Business Administration (SBA) certified Historically Underutilized Business Zone (HUBZone) company and certified Woman-Owned Small Business (WOSB) providing engineering, analytical, and programmatic expertise to the Federal Government and commercial customers. Duties of a Systems Engineer may include: Assist with capturing and developing new system models to become the backbone for how MDA will approach future engineering efforts.
Senior Engineer - Structural - Mi-Tech Services, Inc. Michels CorporationSenior Engineer - Structural - Mi-Tech Services, Inc.Montgomery, AlabamaFounded in 1985, Mi-Tech has built a reputation for excellence in engineering, design, environmental, laboratory, technical, and field services across multiple industries. In your role as a senior structural engineer at Mi-Tech, you’ll design a wide variety of temporary and permanent structures associated with the construction of utility, infrastructure and heavy civil projects.
Fuel Handling Resident Engineer TerraPowerFuel Handling Resident EngineerHuntsville, AlabamaTerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. This role will work as part of a high functioning team of engineers and scientists focused on developing the design of next generation advanced nuclear reactors and associated fuel handling equipment.
NewManufacturing Operations Platform Engineer II Blue Origin Enterprises LPManufacturing Operations Platform Engineer IIHuntsville, ALand/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, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. 3+ years of manufacturing operations experience covering the full lifecycle - how a part moves from a released design, through a work order, across a shop floor, through receiving and inventory, to a finished product - with hands-on exposure to the software systems that run each of those steps (any of: MES, WMS, ERP, MRP, PLM, quality-management, or maintenance-management systems).
Manufacturing Operations Platform Engineer II Blue OriginManufacturing Operations Platform Engineer IIHuntsville, Alabamaand/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, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. 3+ years of manufacturing operations experience covering the full lifecycle — how a part moves from a released design, through a work order, across a shop floor, through receiving and inventory, to a finished product — with hands-on exposure to the software systems that run each of those steps (any of: MES, WMS, ERP, MRP, PLM, quality-management, or maintenance-management systems).
Microsoft 365 Collaboration Engineer (Technical Specialist) Huntington Bancshares IncMicrosoft 365 Collaboration Engineer (Technical Specialist)Birmingham, AL$70,000–$140,000 / yearThe engineer partners with infrastructure, security, networking, and automation teams to deliver a seamless Teams experience aligned with organizational governance, compliance, and business objectives. This role ensures a secure, scalable, and highly available collaboration platform that supports voice, video, messaging, and integration with enterprise applications.
Automation Engineer II AptarGroup IncAutomation Engineer IIAuburn, ALPhysically capable of the required work including but not limited to: extensive use of manual dexterity, ability to grip, firmly hold, turn and practice strong hand coordination in order to troubleshoot, service and repair industrial equipment and use hand tools to perform the same. Analyze, modify, and create technical documentation including but not limited to CAD models, Schematics, User Manuals, and Troubleshooting Guides.
Electrical Engineer III - Life Sciences CRB Group, Inc.Electrical Engineer III - Life SciencesHuntsville, ALThis position is responsible for overseeing the Electrical discipline scope of work and managing the discipline budget on small to medium projects of intermediate complexity, and coordinating with internal and external architects and engineers, as well as clients, construction managers, subcontractors, vendors and manufacturers. The Electrical Engineer III focuses on the design and engineering of power, lighting, grounding/bonding, special systems (e.g., telephone/data, security, fire alarm), raceway, cable tray, and other electrical control and building support systems into the built work environment.
NewIndustrial Engineer lll Kratos DefenseIndustrial Engineer lllHuntsville, ALThis includes the development of main vehicle assembly lines, creation of feeder cells that support those lines, and the continuous improvement of material flow, labor utilization, and production efficiency. The Industrial Engineers (IEs) at Nomad GCS are responsible for designing, developing, and optimizing scalable production systems that support Nomads primary vehicle/product assembly operations.
Propulsion Engineer III Blue OriginPropulsion Engineer IIIHuntsville, Washingtonand/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. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Wireless Charging Design Engineer Amarina Search PartnersWireless Charging Design EngineerHuntsville, AlabamaThe WC Design Engineer will concentrate specifically on the design and development of Hardware for Wireless Charging Systems, understand Wireless Charging Protocols, serve as an attending member in Wireless Charging organizations (such as WPC), serve on committees and councils related to the company’s core Wireless Charging Competencies. The organization designs and manufactures solutions such as media hubs, USB charging modules, wireless chargers, and high-speed data systems used by leading automotive OEMs worldwide, supporting products from concept through full-scale production.
Software Engineer One OASYS IncSoftware Engineer OneHuntsville, ALoffers a robust benefit plan to include: BC/BS of Alabama Heath & Dental, VSP Vision, Employee Stock Ownership Plan (ESOP), 401-K with Matching, Flexible Spending Account, Tuition Reimbursement, Holidays, Vacation, Short-term/Long-term Disability. OASYS, INC. is seeking an Entry Level Software Engineer (0-2 years) with the right composition of knowledge, experience, and drive to develop software from front-end to back-end.