JavaScript Developer

React jobs at 540


540 is looking for a JavaScript Developer to help improve the efficiency of acquisition and procurement within the Department of Defense. We are looking for a startup-minded individual to work within an Agile team focusing on full stack development with JavaScript / Typescript, Node, NestJS and React primarily.

On this project, you will be supporting the development and implementation of several web applications that assist procurement specialists within the Department of Defense to help them become more efficient. These applications use modern technologies to gather and display relevant information in a user-friendly way, which help the client increase data consistency for systems of record. With better standardization across these source systems, the client will have better insight into the procurement landscape that will help them develop and drive policy for the entire Department of Defense.

540 is a forward-thinking company that the government turns to in order to #GetShitDone. We do more than talk about it, we break down barriers to innovation and build impactful tech. We’re looking for someone with big ideas, who thrives on innovation and is a self-starter. If you love to learn about and work with new technologies, we want to talk to you.

  • 4+ years of software development experience with JavaScript / Typescript
  • 2+ years of React or component-based UI framework experience
  • 2+ years of NodeJS experience
  • MaterialUI
  • API / data-driven web application experience
  • Familiarity with Git repositories
  • Experience writing unit and end-to-end tests
  • Agile methodologies
  • Must have or be able to attain a United States security clearance (Secret level)
  • A Bachelor's degree in Computer Science or Computer Engineering, or equivalent experience
  • #GetShitDone mentality
  • ElasticSearch
  • NestJS
  • RESTful API design and development
  • Financial data experience
  • Data analysis background
  • Experience with Azure DevOps
  • Client requirements gathering experience


  • 100% covered health, dental and vision premium for employees, optional dependent coverage
  • 401k with employer match
  • Life Insurance
  • Short-term and Long-term Disability coverage
  • Flexible PTO + all Federal holidays off
  • Paid parking or transit
  • Spotify Premium account to improve your hacking experience
  • Generous monthly technology stipend
  • Education and Training allowance
  • Macbook Pro
  • Fully stocked kitchen with 3 nitro cold brew kegs on tap  
  • Fitness Center onsite
  • Referral Bonus - good people know good people
  • Ongoing Social Events (including, but not limited to annual hackathons, Taste of 540, holiday party, annual charity golf tournament, so much more…)
  • DC Fray kickball league bi-annually


540's policy is to provide equal employment opportunity to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

Apply for this job