Full Stack Developer (C# / .Net / JS / SQL / AWS)

Company: Cymertek
Location: Reston
Posted on: April 1, 2026

Job Description:

Full Stack Developer (C# / .Net / JS / SQL / AWS) LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a skilled and versatile Full Stack Developer to join our team, specializing in C#, .NET, JavaScript, SQL, and AWS. In this role, you will be responsible for building and maintaining robust, scalable applications across both the front-end and back-end. You will collaborate closely with cross-functional teams to design and implement features, optimize performance, and ensure seamless integration of cloud services. This is an exciting opportunity to work on innovative projects that make a direct impact on our business and customers. If you are passionate about technology and enjoy solving complex challenges, we’d love to have you as part of our team. Please note that our job openings are dynamic and can open or close quickly (much faster than we can publish). If you do not see an opening you are looking for, know that we see almost all types of positons. We strive to keep our listings up to date, but please consider submitting your current resume. Our team will work with you to identify the most recent opportunities that align with your skillset and career goals. We look forward to you joining our family. SIMILAR CAREER TITLES Software Developer, Full Stack Engineer, Web Developer, Application Developer, Back End Developer, Front End Developer, .NET Developer, C# Developer, Cloud Developer, JavaScript Engineer, AWS Developer, System Engineer, Full Stack Software Engineer, Platform Engineer, ect. DEGREE (Level Desired) Bachelor's Degree DEGREE (Focus) Computer Science, Software Engineering, Information Technology, Web Development, Computer Engineering, Data Science, Information Systems, Cloud Computing, Network Engineering, Cybersecurity, Applied Mathematics, ect. ALTERNATE EXPERIENCE General comment on degrees: Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some contracts give 4-5 years experience credit for a Bachelor's Degree. Some contracts give 2 years experience credit for a Master's Degree. We will work with you to find the right fit. POSITION RESPONSIBILITIES Design and develop full-stack applications Implement and maintain RESTful APIs Collaborate with cross-functional teams Ensure scalability and performance optimization Conduct code reviews and provide mentorship Integrate cloud services and ensure security standards REQUIRED SKILLS Proficiency in C# and .NET Strong experience with JavaScript (React, Angular, Vue) Knowledge of SQL and relational databases Experience with AWS services (e.g., EC2, S3, Lambda) Familiarity with Git and version control Understanding of microservices architecture DESIRED SKILLS Experience with containerization (Docker, Kubernetes) Knowledge of CI/CD pipelines and tools Understanding of serverless architectures Experience with NoSQL databases (e.g., MongoDB) Familiarity with Agile development practices Ability to implement automated testing frameworks PLUG IN to CYMERTEK - And design your future YOUR FOREVER CAREER STARTS HERE Are you looking for more than just a job? Join a company where employees are treated like family, and your career is built to last. We are a growing small business and a trusted federal contractor offering full scope consulting services in information technology, cybersecurity, and analyst workforce development. At our company, you come first. We’re committed to creating an environment where you’ll thrive professionally and personally. We provide meaningful, challenging work using cutting–edge technologies while investing in your growth and success. With direct access to company leadership, a laid–back and inclusive atmosphere, and exceptional work–life balance, you’ll feel valued every day. We also believe in taking care of our family – both yours and ours. Our benefits are phenomenal, family–friendly, and designed with your well–being in mind. From employee and family events to career–long support, we create a community you’ll never want to leave. Ready to make your next move the best one? Join us and experience the difference. BENEFITS Excellent Salaries Flexible Work Schedule Cafeteria Style Benefits 10% - 401k Matching (Vested Immediately) Additional 401k Profit Sharing 30 days Paid Leave/Holiday (No Use or Lose!) The day off for your birthday Medical/Dental/Vision - 100% employee coverage. ($1200 allowance - or a bonus) HSA/FSA AFLAC Long Term/Short Term Disability - 100% employee coverage. No cost to you. Life Insurance - 100% employee coverage. No cost to you. Additional Discretionary Life Insurance Paid Training No long, wordy reviews with tons of paperwork Referral bonus program with recurring annual payments HOW TO APPLY Email us at jobs@cymertek.com or apply today: www.cymertek.com Want to see what our employees think? Click here . EQUAL OPPORTUNITY EMPLOYER STATEMENT Cymertek is proud to be an Equal Opportunity Employer committed to fostering an inclusive and diverse workplace. We embrace and celebrate differences in our employees, recognizing that a diverse workforce enhances our creativity, innovation, and overall success. At Cymertek, employment decisions are made based on merit, qualifications, and business needs without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other characteristic protected by applicable laws. We believe in creating an environment where all individuals are treated with respect and dignity, and where opportunities for professional growth and advancement are accessible to everyone, regardless of background or identity.

Keywords: Cymertek, Harrisonburg , Full Stack Developer (C# / .Net / JS / SQL / AWS), IT / Software / Systems , Reston, Virginia