Senior Software Engineer, Fullstack (Mission Agents)

Build and ship agent-powered mission consoles for defense using TypeScript, React, Node.js, and Python. Requires 5+ years experience, expertise in fullstack technologies, AWS, and building AI agents; security clearance preferred.

United StatesFullstack EngineeringRemote5+ YOE

Apply

About the role

What you’ll do

Design, build, and ship a cutting-edge agent-powered mission console using TypeScript, React, Tailwind, Node.js, and Python.
Partner with customers, mission owners, designers, and other engineers to understand user workflows and create 10x better solutions for their problems leveraging agents.
Help define and shape the surface for which users are enabled by AI and agents at Vannevar.
Implement and maintain robust agentic workflows to enable missions at scale.

What we’re looking for

5+ years of professional software development experience
Expertise in TypeScript, Node.js, Postgres, Python, and AWS
Experience building agents using any framework (LangGraph, Agno, Pydantic AI, etc.)
Prior experience working in a user-facing product role
Active Security clearance or ability to obtain one and desire to travel to visit users, collect feedback, and debug issues
Prior experience developing AI-native products

What we offer

Health, dental, and vision insurance
Remote friendly with WeWork access
Unlimited PTO, shared downtime during the federal holiday calendar, and company-wide off time at the end of each year
401(k) match
Lifestyle & wellbeing stipends
Salary top-up during military reserve duty
Fully paid parental leave
Child and pet care reimbursement during travel

Skills

TypeScriptReactTailwindNode.jsPythonPostgresAWSLangGraphAgnoPydantic Ai

Similar roles

Fullstack Engineering jobs

Traba

Senior Software Engineer

Build Traba's applied AI product by integrating frontier models and agents into full-stack features that automate staffing workflows like vetting, matching, and fulfillment. 5+ years full-stack experience (TypeScript/React/Node or Python) plus hands-on LLM/agent integration required; lead development and architecture in a fast-paced startup.

200k – 240kNew York, NY +1Fullstack EngineeringHybrid5+ YOEAPIsLLMs

OpenAI

Founding Full Stack Software Engineer, Legal

Founding full-stack engineer building AI-powered products for legal workflows at OpenAI. Own end-to-end development from prototypes to production, collaborating closely with product, design, research, and legal customers in a high-ownership startup environment.

293k – 325kSan Francisco, CAFullstack EngineeringOn-site6+ YOEAPIsAi Models

Postman

Senior Fullstack Engineer

Senior fullstack engineer to build and improve Postman Insights, an AI-powered product for quickly finding and fixing failing APIs. Requires strong fullstack skills, product sense, experience launching user-facing features, and onsite presence in San Francisco.

San Francisco, CAFullstack EngineeringOn-site5+ YOEMentorshipPrototyping

Commure

Senior Software Engineer, R&D

Senior engineer on the R&D team building production infrastructure for LLM agents, browser agents, and self-improving harnesses. Owns the full lifecycle from research through customer delivery.

170k – 210kMountain View, CAFullstack EngineeringHybrid5+ YOEReactPython

Higharc

Sr. Software Engineer, Estimate

Full-stack engineer building Estimate, a product that converts generative building designs into instant material takeoffs. Owns projects end-to-end across frontend, backend, and geometry layers.

United StatesFullstack EngineeringRemoteSQLCAD