Skip to content
Spruce IDSpruce IDUnited States

Full-Stack Software Engineer

Senior full-stack engineer building and deploying privacy-preserving digital identity solutions for state governments and public sector partners. Requires 2+ years backend experience in Rust/Go and strong React/TypeScript frontend skills; blends software development with technical consulting and customer success.

120k – 200k/yr
Remote5+ YOEFullstack Engineering

About the role

What You'll Do

  • Design, build, and deploy full-stack solutions for state governments and public sector partners.
  • Collaborate with customer delivery leads, engineers, and UX designers to ensure successful deployments.
  • Translate customer requirements into technical architectures and production-ready systems.
  • Serve as a trusted technical advisor for partners adopting open identity standards and privacy best practices.
  • Build backend services and full-stack web or mobile apps that meet public sector security, privacy, and accessibility standards.
  • Contribute to Rust codebases that run across backend, mobile, and browser environments.
  • Manage customer deployments and provide post-launch technical support.

Qualifications

  • 2+ years of experience building backend systems in statically typed languages (Rust, Go, C#, or Java).
  • Strong background in modern web frontends (React, TypeScript, or similar) with an eye for accessibility and security.
  • Proven ability to lead cross-functional engineering efforts and deliver production-grade systems.
  • Strong appreciation for open-source software, standards-based design, and community-driven development.
  • Hands-on experience with cloud infrastructure (AWS, GCP, or Azure) and DevOps practices.
  • Excellent communication skills and comfort working directly with customers or stakeholders.
  • Based in the U.S., excited to collaborate with state government partners.

Nice to Have

  • Experience with digital identity, cryptography, data privacy, or blockchain technologies (e.g., Verifiable Credentials, Decentralized Identifiers, OAuth, OpenID Connect).
  • Familiarity with PostgreSQL, GraphQL, or RESTful API design and development.
  • Understanding of CI/CD pipelines, infrastructure as code, and automation using Terraform, or similar tools.
  • Exposure to mobile app development (React Native, Flutter, or similar frameworks).
  • Experience in security engineering, access control, federated identity, or PKI systems.
  • Prior work in public sector, government technology, or other high-compliance environments.
  • Interest in usability, accessibility (WCAG, Section 508), and inclusive product design.
  • Contributions to open-source projects or participation in digital identity standards bodies (W3C, DIF, IETF) is a plus.

Skills

RustGoReactTypeScriptAWSGCPAzureTerraformPostgresGraphQLRestReact NativeFlutter
Quindar

Full Stack Engineer

QuindarArvada, CO

Build and maintain backend and frontend satellite operations software using Python, AWS, React, and Kubernetes. Requires active Secret clearance, 4+ years experience, and a bachelor's degree.

120k – 180k/yr
Hybrid4+ YOEFullstack Engineering
Lightning AI

Fullstack Engineer

Lightning AINew York, NY +2

Build features and improve performance using React and Go/Python in a SaaS environment. Partner on product development, own end-to-end features, mentor engineers, and maintain high code quality standards.

120k – 250k/yr
RemoteFullstack Engineering
Bild AI

Founding Product Engineer

Bild AISan Francisco, CA

Build end-to-end features for AI-powered construction tools, from customer interviews to shipping React/Python full-stack code that simplifies blueprint reading and cost estimation. Requires strong product taste, customer empathy, and 0-to-1 building skills.

120k – 180k/yr
On-siteFullstack Engineering
HappyRobot

Forward Deployed Engineer

HappyRobotSan Francisco, CA +1

Forward Deployed Engineer works directly with customers to onboard, implement, and optimize AI solutions, building full-stack features with React, TypeScript, Node.js, Python, and AI/ML tools like LLM prompting while managing integrations and projects.

120k – 200k/yr
HybridFullstack Engineering
DiligenceSquared

Founding Engineer - Fullstack

DiligenceSquaredNew York, NY

Founding fullstack engineer building end-to-end AI-powered features for a commercial due diligence platform used by PE funds, including backend agentic systems, voice AI, and interactive UIs. Requires 3+ years experience with React/TypeScript, Python, production LLMs, and SQL databases.

120k – 200k/yr
On-site3+ YOEFullstack Engineering