Skip to content
truthsystemstruthsystemsSan Francisco, CA

Founding Full-Stack Engineer

Builds 0→1 product features for trust and safety software, owning full cycle from client discovery to rollout. Requires strong TypeScript/React, backend experience (Node/Go/Python), engineering hygiene, and empathy.

120k – 250k/yr
On-siteFullstack Engineering

About the role

Responsibilities

  • Own a section of the 0→1 roadmap and ship features from idea/client discovery to rollout.
  • Talk to clients, scope and design features, and implement from scratch.
  • Deliver reliable, secure, accurate, and fast engineering (e.g., 99.5% crash-free, secure-by-default, high F1 scores, low latency).

Requirements

Must have:

  • Taste and product building experience (0→1 experience with strong frontend/design/UI/UX understanding).
  • Strong TypeScript/React; hands-on backend experience (Node, Go, or Python).
  • Good engineering hygiene (CI/CD, tests, reviews).
  • Deeply empathetic and low-ego.
  • Independent and process building.

Nice to have:

  • Endpoint/inference experience (browser extensions/device endpoints, fast/scalable inference).

Compensation

  • Salary: $120-250k
  • Equity: 0.3-1%
  • Perks: Meals, housing/relocation, equipment, benefits provided.

Skills

TypeScriptReactNode.jsGoPythonCI/CDBrowser ExtensionsUi/UxTestsCode Reviews
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
Spruce ID

Full-Stack Software Engineer

Spruce IDUnited States

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