TS
Sr. Full Stack Web Developer
full-time•Reston
About this role
Job Title: Sr. Full-Stack Web Developer
Location: Reston, VA (Hybrid – 3x/Week)
Salary: DOE + full benefits
Clearance: Active Public Trust (or ability to obtain)
Overview:
TechSur Solutions is a digital services company whose mission is to enable digital transformation for our customers to improve quality and efficiency. Based in the DC metropolitan area, TechSur specializes in advanced cloud services, modernization for both IT structures and applications, leveraging Agile development, and Data Analytics. Since we were formed in August of 2016, we have supported multiple impactful and exciting government programs.
Position Summary
We are seeking an experienced Full-Stack Web Developer to design, build, and maintain scalable web applications and provide ongoing technical support and enhancements. This role combines front-end expertise with back-end development, DevOps/CI-CD pipeline management, performance testing, and cross-functional collaboration. The ideal candidate is self-driven, solutions-oriented, and passionate about modern web technologies and continuous improvement.
Key Responsibilities
Full-Stack Web Application Development
- Design, develop, and maintain robust web applications using a modern technology stack including ExtJS, JAX-RS, Java EE, Spring Framework, and Hibernate ORM.
- Focus on client-side development and user interface implementation that delivers optimal performance, usability, and accessibility.
Application Support & Enhancement
- Provide technical support for production applications, ensuring high availability and responsiveness.
- Analyze and resolve defects, and implement new features based on stakeholder requirements and user feedback.
DevOps and CI/CD Pipeline Management
- Implement and maintain CI/CD pipelines using GitHub Actions.
- Ensure automated build, test, and deployment workflows are reliable, scalable, and secure.
Performance Testing & Optimization
- Conduct load and stress testing using Tricentis NeoLoad.
- Identify performance bottlenecks and collaborate with the team to optimize application performance and scalability.
Technology Research & Innovation
- Research, evaluate, and prototype emerging technologies and tools to improve development processes and product quality.
- Explore and integrate AI-assisted development capabilities, such as using Claude Code, to enhance development workflows.
Cross-Functional Collaboration
- Work closely with DevOps and infrastructure teams to troubleshoot and resolve deployment issues within Azure Kubernetes Service (AKS) environments.
- Provide application-level expertise to support containerized deployment optimization and configuration.
Institutional Knowledge Transfer & Mentorship
- Serve as a subject matter expert for legacy applications, offering guidance on architecture, design patterns, and functionality.
- Mentor and onboard new team members, and support informed decision-making related to system capabilities and technical constraints.
Required Skills & Qualifications
- Proven experience in full-stack web development using ExtJS and Java-centric stacks (JAX-RS, Spring, Hibernate).
- Strong client-side UI development expertise.
- Hands-on experience with CI/CD pipelines, preferably GitHub Actions.
- Experience with performance testing tools such as NeoLoad.
- Familiarity with containerized environments and AKS.
- Demonstrated ability to troubleshoot production systems and provide technical support.
- Excellent collaboration, communication, and mentoring skills.
Preferred Qualifications
- Experience with AI-assisted development tools (e.g., Claude Code).
- Background in scaling and optimizing enterprise-class applications.
- Knowledge of cloud services (Azure preferred).
Education
- Bachelor’s degree in information technology, Computer Science, or related field (preferred)
What you'll do
- The role involves designing, building, and maintaining scalable web applications while providing ongoing technical support and enhancements. The developer will also manage CI/CD pipelines and collaborate with cross-functional teams.
About Techsur Solutions LLC
TechSur Solutions (SDB, 8(a), EDWOSB, WOSB): a strategic provider of emerging technology and digital transformation services for federal agencies, specializing in comprehensive solutions across application modernization, data services, and artificial intelligence. TechSur’s main capabilities include Artificial Intelligence, Customer Experience, Digital Services, Low-Code/No-Code Development, Strategic Communications, and Technology Consulting, all applied with approaches centering on Agile Methodologies and DevSecOps.
Recognitions: TechSur Solutions has been recognized twice on the Washington Technology's Fast50 list of fastest-growing small Government Contractor and placed on the Inc. 5000 list for 2 consecutive years. We are proud to be an OrangeSlices 2024 Elev8 GovCon honoree, recognizing government contractors who are “doing it right” in 8 key areas. Additionally, both an Artificial Intelligence solution delivered by TechSur Solutions and a digital modernization solution were honored with a FORUM Disruptive Technology Award, recognizing innovators who are positively transforming how Government fulfills its missions.
Careers: Join a team of technical experts passionate about making a significant impact with software solutions. Beware of recruitment scams; genuine TechSur job offers only come through ADP. We never request financial commitments during the hiring process.
Certifications & Vehicles:
* ISO Certifications: ISO 9001:2015, ISO 27001:2022, ISO 20000-1:2018
* CMMI Levels: CMMI SVC ML3, CMMI DEV ML3
* Federal Contracting Vehicles: GSA MAS, GSA 8(a) STARS III, GSA Oasis+, Navy SeaPort NxG
* UEI (SAM): NAQUNHC61KN9
* CAGE Code: 81J81
Partnerships:
* Joint Ventures: Collaborations with Guidehouse (TechSur-Guidehouse JV) and REI Systems (FusionEdge Solutions)
* Technology Partner Programs: Google Cloud, AWS, Oracle Cloud, Databricks, OutSystems, Salesforce, Snowflake, Datadog
* Professional Associations: AFCEA, GTSC
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Frequently Asked Questions
What does a Sr. Full Stack Web Developer do at Techsur Solutions LLC?
As a Sr. Full Stack Web Developer at Techsur Solutions LLC, you will: the role involves designing, building, and maintaining scalable web applications while providing ongoing technical support and enhancements. The developer will also manage CI/CD pipelines and collaborate with cross-functional teams..
Is the Sr. Full Stack Web Developer position at Techsur Solutions LLC remote?
The Sr. Full Stack Web Developer position at Techsur Solutions LLC is based in Reston, Virginia, United States. Contact the company through Clera for specific work arrangement details.
How do I apply for the Sr. Full Stack Web Developer position at Techsur Solutions LLC?
You can apply for the Sr. Full Stack Web Developer position at Techsur Solutions LLCdirectly through Clera. Click the "Apply Now" button above to start your application. Clera's AI-powered platform will help match your profile with this opportunity and guide you through the application process.