Senior Software Engineer, Fullstack (Mission Agents)
vannevarlabs • Remote
Posted: April 13, 2026
Job Description
About the role
Vannevar is building the future of nation security enablement with agentic AI. Our platform is responsible for tightening the loop from observation to action - providing the warfighter with cutting-edge analysis tools to make better decisions, faster.
We are searching for an experienced product engineer who has previously helped shape agentic AI technology. You will collaborate closely with mission owners in the defense and national security space to build 1) lasting products for which users are enabled by AI and 2) the workflows within these systems to drive mission outcomes.
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
Additional Content
About the role
Vannevar is building the future of nation security enablement with agentic AI. Our platform is responsible for tightening the loop from observation to action - providing the warfighter with cutting-edge analysis tools to make better decisions, faster.
We are searching for an experienced product engineer who has previously helped shape agentic AI technology. You will collaborate closely with mission owners in the defense and national security space to build 1) lasting products for which users are enabled by AI and 2) the workflows within these systems to drive mission outcomes.
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