How many Series B startup jobs are on BuildList?

There are currently 3,235 open roles at Series B companies on BuildList, refreshed hourly from company career pages.

What is it like to work at a Series B startup?

Explore open roles at Series B companies. Filter by sector or role type to focus your search.

Which industries are hiring at Series B companies?

Roles at Series B companies span AI, defense, aerospace, robotics, energy, and more.

How do I apply to Series B startup jobs?

Every listing links straight to the company's own application page — BuildList doesn't sit between you and the employer, so there's no account or middleman.

Series B Startup Jobs — 3235 Open Roles — Page 54

Generalist AI Data Collection Lab Manager

Somerville, MA

Job type: Software & Data
Seniority: Senior
Sector: Robotics

Apply

Arcana Staff Software Engineer (Data Platform)

India

Job type: Software & Data
Seniority: Staff / Principal
Sector: Fintech

Apply

Wispr Flow Platform Engineer, Billing Systems

San Francisco, CA

$220k–$350k / year

Job type: Software & Data
Seniority: Mid-Level
Sector: Bio & Health

Apply

Valar Atomics Lead Electrical Engineer

Torrance, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Energy & Climate

Apply

Venus Aerospace Senior GNC Engineer

Houston, TX

Job type: Mechanical & Physical Systems
Seniority: Mid-Level
Sector: Aerospace

Apply

Somos Instalador de Internet

Colombia

Job type: Infrastructure, IT, & Security
Seniority: Entry-Level
Sector: Construction & Housing

Apply

Firestorm UAS Operational Pilot & Instructor-San Diego

San Diego, CA

Job type: Software & Data
Seniority: Entry-Level
Sector: Defense

Apply

Northwood RF Engineering Intern (2027 Summer Internship)

Torrance, CA

$75k / year

Job type: Electrical & Firmware
Seniority: Intern
Sector: Aerospace

Apply

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LangChain Senior Fullstack Engineer, AI Observability & Evals Platform

Boston, MA · New York, NY

Job type: Software & Data
Seniority: Entry-Level
Sector: AI App

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Cowboy Space Corporation Powerpack Engineer Level III

Kent, WA · Washington, D.C.

$135k–$175k / year

Job type: Mechanical & Physical Systems
Seniority: Senior
Sector: Aerospace

Apply

Senra Systems Senior Product Manager

Cypress, CA · Redondo Beach, CA

$140k–$200k / year

Job type: Product, Programs, & Systems
Seniority: Senior
Sector: Manufacturing

Apply

Enter Talent Acquisition Specialist

Brazil

Job type: Software & Data
Seniority: Mid-Level
Sector: AI App

Apply

Braintrust Head of Finance

San Francisco, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: AI Research

Apply

Normal Computing AI Engineer

Denmark

$200k–$400k / year

Job type: Software & Data
Seniority: Senior
Sector: Compute & Semiconductors

Apply

Harmattan AI VP Production Morocco

Morocco

Job type: Manufacturing & Production
Seniority: Executive
Sector: Defense

Apply

Parallel Growth

San Francisco, CA · Palo Alto, CA

$150k–$250k / year

Job type: Software & Data
Seniority: Mid-Level
Sector: AI App

Apply

Sift Software Engineer, Full Stack (Agentic AI)

Marina Del Rey, CA

$160k–$200k / year

Job type: Software & Data
Seniority: Mid-Level
Sector: Aerospace

Apply

Peak Energy Senior Cell Validation & Reliability Engineer

Burlingame, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Energy & Climate

Apply

Allen Control Systems Quality Engineer - Weekend Shift

Austin, TX

Job type: Test, Quality, & Reliability
Seniority: Mid-Level
Sector: Defense

Apply

Vapi Senior Product Manager

San Francisco, CA

$240k–$270k / year

Job type: Software & Data
Seniority: Mid-Level
Sector: AI App

Apply

Overland AI Senior Software Engineer - ML Platform

Seattle, WA

Job type: Software & Data
Seniority: Senior
Sector: Defense

Apply

Heron Power Compliance Engineering Technician

Scotts Valley, CA

$73k–$114k / year

Job type: Test, Quality, & Reliability
Seniority: Mid-Level
Sector: Energy & Climate

Apply

Higgsfield General Manager, International Partnerships

Kazakhstan · San Francisco, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: AI App

Apply

Formic Robotics Field Service Engineer

Remote · San Francisco, CA · Oakland, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Robotics

Apply

Revel Simulation Software Engineer (Mid-Senior)

Los Angeles, CA

Job type: Software & Data
Seniority: Mid-Level
Sector: Manufacturing

Apply

Series B Jobs

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