Senior Software Engineer, Agentic Infrastructure

Edtech.com's Summary

Handshake is hiring a Senior Software Engineer, Agentic Infrastructure. This role involves architecting and building core systems enabling AI agents to operate autonomously at scale, designing evaluation and reliability frameworks, establishing engineering standards, and collaborating with cross-functional teams to deliver AI-driven features for millions of users.

Highlights

Architect and develop the core agent orchestration layer, including tool use, memory, and multi-step reasoning systems.
Design evaluation, observability, and reliability frameworks to ensure safe, auditable, and production-ready AI agent behavior.
Establish engineering standards for agentic development across platform teams.
Collaborate with ML, product, and platform engineers to ship AI-powered features efficiently.
Require 4-7 years of backend engineering experience with strong skills in NodeJS, TypeScript, and/or Python.
Proficient in designing and operating distributed systems at scale and hands-on experience with LLM orchestration frameworks like LangChain or LlamaIndex.
Experience with cloud infrastructure (AWS, GCP, or Azure) and infrastructure-as-code tools such as Terraform.
Strong track record of delivering production systems with high reliability, low latency, and observability.
Offers equity, competitive compensation, 401(k) match, and comprehensive benefits including health, family support, and growth stipends.
Bonus points for contributions to open-source LLM or agent frameworks and prior experience at AI-native companies.

Senior Software Engineer, Agentic Infrastructure Full Description

About Handshake

Handshake is the career network for the AI economy. 20 million knowledge workers, 1,600 educational institutions, 1 million employers (including 100% of the Fortune 50), and every foundational AI lab trust Handshake to power career discovery, hiring, and upskilling, from freelance AI training gigs to first internships to full-time careers and beyond. This unique value is leading to unparalleled growth; in 2025, we tripled our ARR at scale.

Why join Handshake now:

Shape how every career evolves in the AI economy, at global scale, with impact your friends, family & peers can see & feel
Work hand-in-hand with world-class AI labs, Fortune 500 partners & the world's top educational institutions
Join a team with leadership from Scale AI, Meta, xAI, Notion, Coinbase, & Palantir, among others
Build a massive, fast-growing business with billions in revenue

The Role

Handshake is building the infrastructure layer that powers the next generation of AI agents across our platform. As a Senior Software Engineer on our Agentic Infrastructure team, you'll be at forefront of AI at Handshake, will architect & build the foundational systems that allow AI agents to plan, execute, & operate autonomously at scale. This is a rare greenfield opportunity to define how an AI-first company builds for the agentic era â at the intersection of infrastructure, AI, & direct product impact.

Architect & build the core agent orchestration layer â including tool use, memory, & multi-step reasoning systems â that powers AI-driven features for 20M+ users & 1M+ employers across Handshake's platform
Design evaluation, observability, & reliability frameworks that ensure agent behavior is safe, auditable, & production-ready at scale
Establish engineering standards for agentic development across Handshake's platform teams, enabling every engineer to build with AI
Partner with ML, product, & platform engineers to ship agent-powered features from infrastructure to production at Olympic pace

You Have

Must-Haves:

4-7 years of backend engineering experience, with strong proficiency in NodeJS, Typescript, &/or Python
Experience designing & operating distributed systems at significant scale for developer experience
Hands-on experience building with LLM orchestration frameworks (LangChain, LlamaIndex, or similar)
Deep understanding of agent architectures: tool use, multi-step reasoning, memory management, & evaluation
Experience with cloud infrastructure (AWS, GCP, or Azure) & infrastructure-as-code tools like Terraform
Experience with Node, JavaScript, CICD, Docker
A track record of shipping production systems with high reliability, low latency, & strong observability
Strong communication skills & ability to drive alignment across engineering & cross-functional partners

Bonus Points:

Open-source contributions to LLM or agent frameworks
Prior experience at an AI-native company or on a dedicated AI platform team

We Offer

Handshake delivers benefits that help you feel supported â and thrive at work and in life.

The below benefits are for full-time US employees.

ð¯ Ownership: Equity in a fast-growing company

ð° Financial Wellness: 401(k) match, competitive compensation, financial coaching

ð¼ Family Support: Paid parental leave, fertility benefits, parental coaching

ð Wellbeing: Medical, dental, & vision, mental health support, $500 wellness stipend

ð Growth: $2,000 learning stipend, ongoing development

ð» Remote & Office: Internet, commuting, & free lunch/gym in our SF office

ð Time Off: Flexible PTO, 15 holidays + 2 flex days

ð¤ Connection: Team outings & referral bonuses

Explore our mission, values, & comprehensive US benefits at joinhandshake.com/careers.

Original Job Description