Front End Developer; mid-level

Front End Developer (Mid-Level)

Systems Integration & Development (SID), an award‑winning IT solutions provider based in McLean, VA, is seeking a skilled Mid‑Level Front End Developer to join our team. This is a full‑time, remote position.

• Develop, maintain, and enhance responsive web applications and user interfaces that provide an excellent user experience.
• Collaborate with designers, back‑end developers, and product managers to translate requirements into functional and visually appealing websites and applications.
• Write clean, reusable, and efficient code using front‑end technologies such as HTML5, CSS3, JavaScript, and modern frameworks like React or Angular.
• Perform cross‑browser and cross‑device testing to ensure compatibility and responsiveness.
• Optimize applications for maximum speed and scalability.
• Participate in code reviews, contribute to best practices, and suggest improvements to processes and applications.
• Troubleshoot and debug issues, providing timely fixes and enhancements.
• Stay up‑to‑date with emerging front‑end technologies, trends, and industry best practices.
• Contribute to documentation and knowledge sharing within the development team.
• Additional duties as assigned.

• Bachelor’s degree in Computer Science, Information Technology, Systems Engineering, or related field.
• Minimum 4 years of experience in applications development, cloud‑based applications, or related roles.
• Front End development experience with Vue 3, Pinia, Prime Vue, and Knex.
• Back End development experience with .NET Web Api.
• Postgres database experience.
• Hands‑on experience with cloud platforms such as AWS or others.
• Strong understanding of data visualization, statistical processing and display, and cloud‑based application processing.
• Experience with application development, testing, and validation methodologies.
• Ability to analyze system performance and troubleshoot complex issues.
• Familiarity with Dev Ops practices, CI/CD pipelines, and Infrastructure‑as‑Code (IaC) tools (e.g., Terraform or others).
• Knowledge of monitoring and logging tools (e.g., Cloud Watch or others).
• Deep understanding of modern application development design concepts, cybersecurity principles, and cloud application architecture.
• Experience working on federal government systems, either as a contractor or federal employee, with a recent PUBLIC TRUST or higher clearance, is very strongly preferred.
• Additional duties as assigned.

Systems Integration & Development (SID) offers a unique, stimulating and challenging environment that fosters individual growth and rewards performance. Systems Integration & Development (SID) is an Equal Opportunity Employer.

• Generous Paid Time Off (PTO) and all Federal Holidays off.
• Comprehensive Health Coverage.
• Retirement Savings Plan.
• Pre‑Tax Benefit Programs.
• Wellness and Work‑Life Support.
• Professional Development.
• Performance and Referral Bonuses.
• Life and Disability Insurance.