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Full Stack Developer

Knak Digital
locationWashington, DC, USA
PublishedPublished: 6/14/2022
Technology
Full Time

Job Description

Job Description

Our client has been building digital products for government agencies and businesses for over 20 years. The work is technical, the clients are high-visibility, and the team is small by design. Everyone here owns their work.

This role is for a senior full-stack developer who is comfortable making technical decisions, working directly with clients and stakeholders, and mentoring the engineers around them. AI integration is a real part of this work, not a checkbox.

What you'll do

  • Lead full-stack development across React, Next.js, Node.js, and TypeScript
  • Design and integrate RESTful APIs, GraphQL endpoints, and AI-assisted features including LLM-powered workflows and RAG
  • Work directly with clients to translate requirements into technical solutions
  • Make architectural decisions and hold accountability for them
  • Mentor junior engineers on modern JavaScript and AI-augmented development practices
  • Evaluate and adopt AI-assisted tools (Copilot, Claude, automated testing) where they actually improve the work
  • Contribute to CI/CD pipelines, cloud architecture, and DevOps practices

What you bring

Required:

  • 7+ years of software engineering experience, bachelor's degree or equivalent
  • 5+ years of professional JavaScript/TypeScript development, front-end and back-end
  • Strong React or Next.js experience building responsive, production-grade interfaces
  • Node.js proficiency with frameworks like Express or Fastify
  • Experience designing and consuming REST APIs and/or GraphQL
  • Solid understanding of relational or NoSQL databases (PostgreSQL, MongoDB, or similar)
  • Git and modern CI/CD workflows

Preferred:

  • Prior government contracting experience
  • Cloud platform experience (AWS, Azure, or GCP)
  • Hands-on experience integrating LLM APIs (OpenAI, Anthropic, Azure AI) into production apps
  • Familiarity with RAG, prompt engineering, or agentic workflows
  • Docker, Terraform, GitHub Actions
  • Section 508 / WCAG accessibility standards
  • Agile methodologies

Compensation Range is wide due to leveling (1 and 2). Range depends on experience level.

Level 1: 115-135k.

Level 2: 135-170k.

Clearance requirement

Must be a U.S. citizen or legal resident. This role requires the ability to obtain a Public Trust clearance.

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