Senior Full Stack Engineer

Expression is seeking a highly skilled and experienced Senior Full Stack Engineer to join our team. The ideal candidate should be proficient in both front-end and back-end development, focusing on developing and maintaining web-based applications and systems using modern technologies.

In this position, you will have opportunities to work with small, feature-focused teams to engineer solutions, mentor others, and learn from our staff of data scientists, DevSecOps engineers, product designers, and your fellow developers.

You should be knowledgeable and customer-oriented, possessing strong communication and presentation skills. You should also have superior technical expertise and a problem-solving aptitude.

Responsibilities :

• Engineer and develop web-based applications and systems using modern technologies such as TypeScript, React, Node.js
• Write clean, maintainable, and efficient code
• Collaborate and lead agile cross-functional teams in the
• Execute code review and ensure coding standards and best practices are followed
• Debug and troubleshoot issues in development and production environments
• Ensure scalability, performance, and security of the applications and systems
• Stay up-to-date with emerging trends and technologies.
• Mentor and guide less experienced developers

Location :

Hybrid in the DMV area (Washington DC, Maryland, and Virginia) with approximately 3 days per week on site.

Minimum Experience :

• Secret Clearance or higher
• Associates degree or higher in engineering, computer science, or related field and 10+ years of experience as a Software engineer
• 7+ years of recent full-stack development experience
• Strong experience with React or similar frameworks such as Angular 2 or Vue.js
• Strong experience with the Express.js backend framework and related technologies such as GraphQL, REST, at least one ORM
• Experience visualizing big data
• Experience some of : PostgreSQL, Redis, ElasticSearch / OpenSearch, MongoDB, AWS S3Familiarity with AWS or other cloud platforms
• Proficiency with Git VCS
• Excellent problem-solving skills and attention to detail
• Strong communication and collaboration skills
• Ability to mentor and guide junior developers

Salary Range :

110,000 - 160,000 depending on factors such as experience level, locality pay and the remote / hybrid / on-site schedule

Benefits :

• 401k matching
• PPO and HDHP medical / dental / vision insurance
• Education reimbursement
• Complimentary life insurance
• Generous PTO and holiday leave
• Onsite office gym access
• Commuter Benefits Plan

About Expression :

Founded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, software engineering, information technology, and electromagnetic spectrum management solutions to the U.

S. Department of Defense, Department of State, and national security community. Expression's culture focuses on creating immediate and sustainable value for our clients via agile delivery of tailored solutions built through constant engagement with our clients.

Expression was ranked #1 on the Washington Technology 2018's Fast 50 list of fastest growing small business Government contractors and a Top 20 Big Data Solutions Provider by CIO Review.

Equal Opportunity Employer / Veterans / Disabled