Senior React Frontend Developer Jobs in Colorado

Aurora, CO 80014

TS/SCI Full Poly (Please note this position requires full U.S. Citizenship)

We are looking for a talented and dynamic **React.js / Node.js Developer** to join our team and contribute to the design and development of high-performance web applications. In this role, you will leverage your expertise in React.js for building intuitive front-end interfaces and Node.js for creating robust back-end services. You will work closely with cross-functional teams to deliver seamless user experiences, troubleshoot technical challenges, and implement best practices in web development. The ideal candidate is passionate about technology, thrives in a collaborative environment, and enjoys solving complex problems through innovative solutions. Join us to create cutting‑edge applications that make a meaningful impact.

*** 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. ***

Frontend Developer, Backend Developer, Full Stack Developer, JavaScript Developer, Web Developer, UI/UX Developer, MEAN Stack Developer, MERN Stack Developer, Software Engineer, Application Developer, etc.

Bachelor's Degree

Computer Science, Software Engineering, Information Technology, Web Development, Computer Engineering, Information Systems, Applied Mathematics, Data Science, Human-Computer Interaction, Systems Engineering, etc.

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.

• Design and develop responsive web applications using React.js
• Build and maintain scalable back-end services with Node.js
• Collaborate with designers to implement user-friendly interfaces
• Ensure application performance and scalability
• Troubleshoot and debug application issues
• Write clean, maintainable, and well-documented code

• Proficiency in React.js and Node.js
• Knowledge of JavaScript, HTML, and CSS
• Experience with RESTful API development
• Familiarity with front-end state management (e.g., Redux)
• Understanding of asynchronous programming
• Ability to write and consume APIs efficiently

• Familiarity with cloud platforms (e.g., AWS, Azure)
• Experience with GraphQL
• Knowledge of containerization tools (e.g., Docker)
• Understanding of CI/CD pipelines
• Proficiency in testing frameworks (e.g., Jest, Mocha)
• Experience with performance optimization techniques

• 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

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.

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.