Senior Full-Stack Developer
$130k - $170kAristotle International Inc
Description We are seeking a Senior Full-Stack Developer with a strong background in building and architecting complex, data-driven systems. In this role, you’ll design and deliver modern applications, APIs, and services that process large volumes of structured and unstructured data. Experience with AI/ML techniques such as machine learning pipelines, natural language processing, or large-scale text analysis is highly essential and will help shape the next generation of our technology. Key Responsibilities Design, develop, and test applications using Microsoft .NET, C#, ASP.NET, MS SQL Server, and front-end frameworks such as Angular or similar. Build and maintain REST-based APIs and services capable of handling scalable, high-throughput data flows. Integrate and deliver code incorporating emerging technologies, with emphasis on AI/ML frameworks, NLP toolkits, and cloud-based data processing. Implement solutions for ingesting, transforming, and analyzing large bodies of text and data. Contribute to architectural decisions, including microservices and distributed systems design. Create and configure CI/CD pipelines for seamless integration and delivery. Provide production support for applications and services, including legacy environments. Document systems and processes for continuity and scalability. Partner with stakeholders to review requirements and contribute to functional and technical specifications. Mentor teammates, lead code reviews, and introduce best practices in development. Salary Range: $130k-$170k per year Requirements Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field. 7+ years of experience building and maintaining enterprise-grade web applications using modern languages and frameworks (e.g., C#/.NET Core, TypeScript/Node, React) with Azure cloud services preferred. Hands‑on experience implementing AI/ML and NLP technologies (e.g., classification, clustering, summarization) in production applications, with familiarity in model training, back-testing, regression testing, and monitoring. Strong knowledge of database design, query optimisation, and building scalable APIs and services. Strong UI/UX and workflow management skills. Proficiency in front-end frameworks such as Angular (or comparable). Understanding of scalability and performance best practices, including rate-limiting, caching, distributed systems, and automated testing frameworks. Excellent problem‑solving and communication skills, with the ability to translate complex technical solutions into clear business value. Benefits All positions are Full-Time, with competitive compensation, medical benefits, paid vacation, 401k plan and stock options. Casual dress code and a non-corporate atmosphere make this a fun place to work and learn in a team environment. #J-18808-Ljbffr Aristotle International Inc
- ...Position Summary: Seeking highly skilled Full-Stack Senior Engineers to drive rapid development in an AI-assisted environment. Candidates... ...at leveraging AI coding assistants (e.g., Claude, Amazon Q Developer) to accelerate delivery, while applying strict human oversight...SeniorFull time
$165k
...highly cleared engineers, analysts, and program managers represent some of the best talent locally available. The Senior Full Stack Developer is responsible for the design, development, testing, and management of application development projects in support of IT...SeniorFull timeFlexible hours$130k - $170k
...Description We are seeking a Senior Full-Stack Developer with a strong background in building and architecting complex, data-driven systems. In this role, you’ll design and deliver modern applications, APIs, and services that process large volumes of structured and...SeniorFull timeCasual work$131k - $136k
Responsibilities Technica Corporation is seeking a Full Stack Developer, Senior to provide development and operations & maintenance (O&M) support for a production Java application with a Postgres backend and a Tomcat/JBoss application server. The developer will collaborate...SeniorFor contractorsWork experience placementRemote work$178.21k
...Job Title: Senior Full Stack Web Developer Salary: $178,214.00 Location: 2733 Crystal Drive, Arlington, VA 22202 The Senior Full Stack Web Developer will lead project planning sessions during design and implementation phases of a project and coordinate and...SeniorWork at office- Leidos Inc in Arlington, VA, is seeking a Full Stack Developer to support the Compartmented Enterprise Services Office (CESO) program. This position entails designing, developing, and maintaining secure and reliable applications across the full technology stack. Applicants...SeniorWork at office
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- Senior Full Stack Developer - Only W2 candidates (Back-fill role) Location: Alexandria, VA - 100% Onsite Employment Type: Contract Sponsorship: Candidates must not require sponsorship now or in the future. Must be willing to obtain a Top Secret clearance. Position Overview...SeniorContract work
$125k
...cleared engineers, analysts, and program managers represent some of the best talent locally available. We are seeking a Senior Full Stack Developer to provide development and operations & maintenance (O&M) support for a production Java application with a Postgres...SeniorFor contractorsFlexible hours- ...About the role Seeking a highly experienced Senior Full Stack Java Developer to join our team in a hybrid role based in the Metro DC area. The ideal candidate will have over 10 years of experience in designing and building scalable enterprise data governance and...Senior
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- Senior Full Stack Developer Location: Northern Virginia or Baltimore, MD Seeking a senior level full stack developer with Java, J2EE, Angular, REST, React, HTML5, CSS5 SQL and MicroServices Architecture experience. Job Duties: Full stack development across the backend,...Senior
- ...learning, skill growth, great benefits, and a team that wants you to grow and succeed. What you'll do As a Senior Full Stack Developer in Bellevue, you will join a new team dedicated to building and maintaining customer support related AI and agentic...SeniorPermanent employmentFull timeWorldwideFlexible hours
$130k - $155k
...Job Title: Senior Full Stack Developer Department: Research & Analytics Reports To: Vice President of Research & Analytics ROLE We are seeking a full stack developer to design, build and support software solutions for Football Operations. This role primarily...SeniorFull timeWork experience placementFlexible hoursAfternoon shift- Senior Full Stack Developer Location Washington, DC # of openings 1 Salary Range (Min-Max) 0 We are a federal IT company on a mission to make customer experience (CX) the center of every government solution. Technology is our Passion. People are our Purpose. We know...SeniorRemote work
- ...Job Title: Senior .NET Full Stack Developer Job Location: Hybrid (Wednesdays in Silver Spring, MD) Length: 9-12 months+ Background: Standard Interview Process: Virtual, followed by an onsite Top Skills Needed: Autonomous Problem Solving -...Senior
- ...Expression is seeking a highly skilled and experienced Senior Full Stack Developer with a passion for technology and problem-solving to join our team. The ideal candidate should be proficient in both front-end and back-end development, with a focus on developing and maintaining...SeniorFull timeFor contractorsWork at officeLocal areaImmediate startRemote workRelocation
- Black Canyon Consulting (BCC) is seeking a Full-Stack Developer to support the User Services and Collection Division. The role involves developing and maintaining applications for DailyMed, a vital resource for drug labeling provided by NIH. Ideal candidates will possess...Senior
$145.6k - $174k
...industry training and more. Join us to drive positive, lasting change that moves missions and the government forward! As a Senior Full Stack Developer, you will be responsible for leveraging your expertise in HTML, JavaScript, and Python to develop web and database...SeniorWork experience placementLive inWork at officeLocal area- Overview Black Canyon Consulting (BCC) is searching for a Sr. Full Stack Developer to support our work for the National Center for Biotechnology Information (NCBI) at the National Library of Medicine (NLM), an institute of the National Institutes of Health. This opportunity...SeniorFull timeWork experience placementWork at officeRemote work
$150k - $175k
...Job Description Job Description As a Senior Full Stack Developer, you will participate in all phases of the software lifecycle with an emphasis on architecture, design, quality, and implementation. This role requires a self-sufficient, analytical developer with...SeniorContract workInterim roleLocal area$140k - $155k
Enterprise Knowledge (EK) is hiring a full-time Senior Full Stack Developer to join our growing Enterprise Delivery team. In this role, you will bridge the gap between robust software engineering and cutting‑edge Generative AI, leading the design, implementation, and deployment...SeniorFull timeFor contractorsH1bWork at office2 days per week$100k - $115k
Apply Now Twitter LinkedIn Facebook E-Mail Get Link Job Title: Full Stack Developer, Senior (O365/SharePoint/ Power Platform Developer) Location: Bethesda, MD (Hybrid) (Minimum 1 day Onsite - May extend further due to Client needs) Sponsorship: No sponsorship assistance...SeniorWork experience placementLocal areaImmediate start$165k - $185k
...Job Description Job Description Job Title/Level Full Stack Software Developer Location Hybrid (for now) US residency required Salary $165,000 - $185,000 annually Schedule Full Time Preferred Clearance Able to obtain Public Trust & US Citizenship...SeniorFull time- Sr. Java Full Stack DeveloperLumen Solutions Group Inc. is a technology consulting Services company based... ...12-month contractJob Description: Java /Python Developer will help support the API Platform implementation. Senior Full-Stack Software Engineer responsible for building...SeniorFor contractorsShift work
- ...Job Description Job Description Role Summary Akiak Technology is seeking a Senior Full Stack Developer / Technical Solution Architect to support a mission-critical federal program. This is primarily a hands-on software engineering role with responsibility for practical...SeniorContract workWork at officeRemote work
$125k
...highly cleared engineers, analysts, and program managers represent some of the best talent locally available. The Senior Java Full Stack Developer will be a part of an agile software development team and integral in performing software development, O&M support, and...SeniorFlexible hours- Kadiak, LLC, a Koniag Government Services company, is seeking a Senior .Net Full-Stack Developer with a Top-Secret security clearance to support Kadiak and our government customer in Washington, DC. We offer competitive compensation and an extraordinary benefits package...SeniorLocal areaFlexible hours
$85k - $170k
OverviewAs a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and DevSecOps...Senior
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