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17,633 Y Combinator jobs

Open roles at Y Combinator–backed companies, from current batches to graduated unicorns.

17.6K jobs
Pronto Backed by Y Combinator
4 views 5 days ago

Field Service Technician

Open 89d North AmericaFull-time
United States

On-site technician installs, maintains, and repairs autonomous haulage systems for mines and construction sites, including sensors, drive-by-wire kits, and vehicle interfaces.

58K – 73K $
Pronto Backed by Y Combinator
4 views 5 days ago

Senior Mining Engineer

Open 84d On-siteNorth AmericaFull-timeSenior
United States

Who we are Pronto AI is a global leader in commercializing autonomous vehicle (AV) technology, deploying Autonomous Haulage Systems (AHS) that automate operations in mines, quarries, and construction sites worldwide.…
Pronto Backed by Y Combinator
8 views 5 days ago

Software Engineer - Networking

Open 56d North AmericaFull-time
United States

Software Engineer at Pronto AI in San Francisco (onsite, 5 days/week) building and optimizing the network layer of autonomous haulage systems used in mines, quarries, and construction sites. Day-to-day involves tuning communication protocols, stress-testing RF/wifi/cellular networks, and building tooling to diagnose and visualize vehicle network performance using Python, C++, and Linux.

AI C++ Git Linux Networking +2 skills
182K – 230K $
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Lob Backed by Y Combinator
3 views 5 days ago

Business Operations Manager

Open 45d North AmericaFull-time
United States

Lob was founded in 2013 by technical co-founders with a vision to connect the world one mailbox at a time. Today, we're transforming the way businesses use direct mail and bringing the power of technology to a…

AI Analytics Data Warehousing Go-to-Market Program Management +2 skills
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Stripe Backed by Y CombinatorBacked by a16zBacked by SequoiaBacked by Union Square VenturesBacked by LightspeedBacked by Founders Fund
27 views 5 days ago

Software Engineer, Revenue and Financial Automation

Open 55d RemoteNorth America Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.
United States

Backend software engineer on Stripe's Billing Platform (Revenue and Financial Automation org), designing and shipping large-scale distributed services for subscription management, usage-based billing, and revenue tools. Work spans Go/Java/C++-style backend development, debugging production systems, and mentoring engineers.

Automation C++ Distributed Systems Event Driven Architecture Financial Reporting +3 skills
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General Proximity Backed by Y Combinator
6 views 5 days ago

Lab Operations Manager

Open 20d On-siteNorth AmericaFull-time
United States

tl;dr General Proximity is a seed-stage startup developing the next generation of induced proximity medicines (IPMs). Our OmniTAC drug discovery engine furnishes molecules that co-opt existing cellular machinery to…

Automation LIMS Python Vendor Management
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Stripe Backed by Y CombinatorBacked by a16zBacked by SequoiaBacked by Union Square VenturesBacked by LightspeedBacked by Founders Fund
10 views 5 days ago

Technical Account Manager

Open 137d North America Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.
United States

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow…

AI API ETL Postman Python +4 skills
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Grey Backed by Y Combinator
2 views 5 days ago

Vice President, New Business (Health)

Open 42d North AmericaC-level
United States

Grey’s mission is to create Famously Effective ideas that move people, businesses, and the world forward, harnessing the power of creativity to solve business challenges and drive growth for some of the world’s most…

Agentic AI AI Business Development Generative AI Regulatory Compliance +1 skills
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Dropbox Backed by Y CombinatorBacked by SequoiaBacked by AccelBacked by Greylock
12 views 5 days ago

Senior Corporate Enterprise Platform Engineer, Windows

New RemoteNorth AmericaSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior engineer on Dropbox's CorpFleet team who owns the Windows endpoint platform: making patching, app delivery, provisioning, and fleet health reliable via Intune, and adopting automation, FleetDM, osquery, and GitOps/IaC practices. Core stack is Windows, Intune/Entra ID, PowerShell, and another language like Python, Go, or C#.

AI API Automation CI/CD C# +13 skills
141K – 215K $
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Algolia Backed by Y CombinatorBacked by Accel
5 views 5 days ago

Business Development Representative

Open 17d RemoteNorth America H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Algolia is the retrieval intelligence layer that turns intent into trusted, decision-grade outcomes. Powering more than 1.7 trillion queries a year for over 18,000 customers with millisecond latency and 99.999%…

Agentic AI AI Business Development SaaS
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Replit Backed by Y CombinatorBacked by a16z
10 views 5 days ago

Senior Software Engineer, Compute Platform

Open 137d HybridNorth AmericaFull-timeSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior engineer on Replit's Compute Platform team builds and scales the cloud infrastructure behind application deployment (including what powers Replit Agent): launching new cloud products, improving reliability and scalability, and optimizing infrastructure costs. Core stack is Golang and Rust, with distributed systems depth and GCP familiarity valued.

Agentic AI AI Ai Enablement Cloud Cloud Run +8 skills
130K – 290K $
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Fivetran Backed by Y CombinatorBacked by a16z
15 views 5 days ago

Senior Solutions Architect, Enterprise

Open 83d RemoteNorth AmericaSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Design and implement enterprise-grade data pipelines using dbt Cloud, guide customers through adoption, and collaborate with sales and engineering to expand product usage.

AI Analytics AWS Azure BigQuery +19 skills
219K – 274K $
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Coinbase Backed by Y CombinatorBacked by a16zBacked by GreylockBacked by Union Square Ventures
13 views 5 days ago

Staff Software Engineer, Developer Infrastructure

New RemoteNorth AmericaStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff engineer on Coinbase's Developer Infrastructure group, owning the CI/build systems and deployment orchestration every Coinbase engineer depends on. Day to day: set technical direction, lead platform migrations end to end, and improve build/deploy speed and reliability, primarily in Go and distributed systems.

AI CI/CD Distributed Systems Generative AI Observability
218K – 257K $
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Coinbase Backed by Y CombinatorBacked by a16zBacked by GreylockBacked by Union Square Ventures
24 views 5 days ago

Staff Software Engineer, Developer Infrastructure (Test Infrastructure)

Open 137d RemoteNorth AmericaStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff engineer on Coinbase's Developer Infrastructure Test team, setting technical strategy and building services for test orchestration, smart test selection, sharding, and flaky-test detection so engineers get fast, reliable test signals. Core stack: Go, distributed systems, Kubernetes, AWS, GitHub Actions, Terraform, Datadog.

AI AWS Datadog Distributed Systems Generative AI +5 skills
218K – 257K $
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Harbor Backed by Y CombinatorBacked by TechstarsBacked by a16z
2 views 5 days ago

Clinical Therapist II

Open 126d North AmericaFull-time
United States

Harbor is seeking a Clinical Therapist II to join the Perrysburg team! This position requires a license to practice independently as a Social Worker/Counselor in Ohio (LISW, LPCC). Position is full-time, 40 hours per…

First Aid
Airbnb Backed by Y CombinatorBacked by a16zBacked by SequoiaBacked by GreylockBacked by Founders Fund
13 views 5 days ago

Senior Machine Learning Engineer, Trust

Open 32d RemoteNorth AmericaSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior ML Engineer on Airbnb's Trust team designs, trains, and productionizes machine learning systems that fight fraud and abuse (account takeover, fake accounts, payment fraud, bot detection) end-to-end at scale. Core stack: Python (plus Scala/Java), TensorFlow/PyTorch, and batch + real-time ML pipelines.

A/B Testing Anomaly Detection API Data Engineering Data Pipelines +13 skills
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Dream Backed by Y Combinator
8 views 5 days ago

Senior Program Manager- Sovereign AI

Open 15d HybridMENASenior
Israel

Senior Program Manager who owns end-to-end execution of Dream's Sovereign AI (ATLAS) roadmap in Tel Aviv, acting as the connective bond between Research, Engineering, and Product to ship cross-functional AI initiatives for government customers. Core focus: program delivery, launch/operations, stakeholder alignment, and AI-driven automation.

AI API Automation Backbone.js Cloud +4 skills
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Drip Capital Backed by Y CombinatorBacked by Accel
4 views 5 days ago

Finance Manager

New APAC
India

Location: Mumbai,Maharashtra,India Job Location : Chakala - Andheri East (Mumbai) Shift Timings: 10am - 7pm / 11am - 8pm Experience: 5–6 Years Qualification: Semi-Qualified CA (Semi-CA)/ MBA in Finance Key Skills: Zoho…
Stripe Backed by Y CombinatorBacked by a16zBacked by SequoiaBacked by Union Square VenturesBacked by LightspeedBacked by Founders Fund
26 views 5 days ago

Backend Engineer, Payments Experiences

Open 137d LATAM Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.
Brazil

Builds and maintains Stripe’s global payment integrations, focusing on LATAM and North America, by designing backend services and partnering with internal teams and external providers.

Developer Experience Stripe
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Stripe Backed by Y CombinatorBacked by a16zBacked by SequoiaBacked by Union Square VenturesBacked by LightspeedBacked by Founders Fund
20 views 5 days ago

Full Stack Software Engineer, Brazil

Open 137d LATAM Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.
Brazil

Builds and maintains Stripe’s global payment integrations, focusing on LATAM and North America, by designing backend services and collaborating with cross-functional teams.

Developer Experience Stripe
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