Senior Full Stack React Developer

Senior Full Stack React Developer

Job Type : Onsite fulltime

City : Falls Church

State / Province : Virginia

Lion Federal is a dynamic and rapidly expanding tech company dedicated to delivering cuttingedge AIpowered solutions tailored for enterpriselevel clients including the U.S. Federal government.

At Lion Federal we believe our team is the heartbeat of our success. We ve built an environment where your growth is nurtured and your voice truly matters.

Here you ll enjoy all the benefits of a large company along with some rare perks that set us apart :

Build genuine connections with team members at all levels

Get quick meaningful responses from leadership who genuinely care

Feel a true sense of ownership because your insights and feedback shape the future of our company

We are seeking a highly motivated and experienced Senior Full Stack React Developer to join our dynamic team in Falls Church VA.

Position Summary :

In this role you will be responsible for both frontend and backend development working on building a scalable and efficient platform for enterprise clients.

You will collaborate closely with our API and AI development teams to ensure seamless integration and optimal performance.

The ideal candidate should be selfdriven and capable of delivering robust highquality code in a fastpaced environment.

Key Responsibilities :

Lead the design development and deployment of fullstack web applications using React (frontend) and Node.js Python or other relevant backend technologies.

Build and optimize APIs and services for performance scalability and security.

Collaborate with backend and AI / ML teams to integrate APIs databases and AIdriven services.

Ensure the platform is scalable secure and optimized for performance both on the front end and back end.

Write clean maintainable and welldocumented code.

Participate in the full software development lifecycle including code reviews testing and continuous deployment.

Take ownership of the product lifecycle ensuring MVPs are delivered quickly to meet business deadlines.

Stay uptodate with industry trends and emerging technologies to ensure our platform stays at the forefront of innovation.

Requirements

Requirements :

5 years of professional experience in fullstack development with a strong focus on React for frontend development.

Proficiency in frontend technologies like JavaScript / TypeScript HTML5 CSS3 and state management libraries (Redux Context API).

Expertise in backend technologies like Node.js Python or similar along with experience in building RESTful APIs.

Strong understanding of database systems (SQL NoSQL) and cloud infrastructure (AWS Azure Google Cloud).

Familiarity with version control tools like Git and CI / CD pipelines.

Experience with containerization tools (Docker) and cloud deployment (Kubernetes) is a plus.

Excellent communication and problemsolving skills.

Selfstarter with a passion for innovation and delivering highquality products.

NicetoHaves :

Experience with AI / ML technologies particularly Generative AI or LLMs.

Exposure to cloud platforms such as AWS Azure or Google Cloud.

Knowledge of DevOps practices and cloud infrastructure management.

Benefits

Why Join Us

Be a key player in building innovative AIdriven solutions for enterprise clients.

Collaborate with a team of experienced developers and AI experts.

Competitive salary and benefits package.

Opportunity to make a significant impact and shape the future of our product.

Benefits :

Comprehensive CareFirst BCBS Medical Dental and Vision insurance fully covered for you and your family

Supportive team environment with outstanding leadership that values employee wellbeing

Generous paid time off plus 11 paid holidays

401(k) retirement plan with employer match

Performancedriven bonus program

Budget allocated for professional development and growth

5+ years of professional experience in full-stack development with a strong focus on React for front-end development. Proficiency in front-end technologies like JavaScript / TypeScript, HTML5, CSS3, and state management libraries (Redux, Context API).

Expertise in back-end technologies like Node.js, Python, or similar, along with experience in building RESTful APIs. Strong understanding of database systems (SQL, NoSQL) and cloud infrastructure (AWS, Azure, Google Cloud).

Familiarity with version control tools like Git and CI / CD pipelines. Experience with containerization tools (Docker) and cloud deployment (Kubernetes) is a plus.

Excellent communication and problem-solving skills. Self-starter with a passion for innovation and delivering high-quality products.