Software Engineer, Product

EngRadar
San Francisco, California, United StatesFull-time$210,000–$260,000Posted Aug 26, 2026

About the role

EngRadar / Sim

Software Engineer, Product

Sim

Sim is building a visual, drag-and-drop platform for developers to create and deploy AI agents, backed by Y Combinator and a $7M Series A.

San Francisco Full-time Posted today aidevtools

$210k–$260k Apply directly →

Our mission is to automate knowledge work. The first step in our journey is to build the best tool for teams to build agents.

Sim is talent-dense. We're looking for special people who are mission-driven, passionate, and creative.

About The Role

Sim is the first AI workspace for teams building agents. As a member of our core product team, you'll own the whole picture: usability, reliability, and user experience, thought through end to end. Every product decision ripples through the platform, and you'll always be asking how yours affects the performance of each module in Sim.

You may be a fit if

You've built a great product and blend excellent engineering with a taste for models and design.

You love having complete ownership over the code you ship, from first idea to production.

Compensation

$210K–$260K base plus 0.2%–0.8% equity.

Applying

If there appears to be a fit, we'll reach out to schedule 1-2 short technicals. After, we'll schedule an onsite in our office, where you'll work on a small project, discuss ideas, and meet the team.

Equal Opportunity

Sim is committed to creating an inclusive environment for all employees. We celebrate diversity and are committed to creating an inclusive environment for all team members. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Posted by Sim on their own careers page — you apply directly, no recruiter in between. View original / apply →

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Responsibilities

  • Own the whole picture: usability, reliability, and user experience
  • Make product decisions that affect the performance of each module

Qualifications

  • Experience building great products
  • Blend of excellent engineering with a taste for models and design
  • Desire for complete ownership over the code from idea to production

Benefits

  • Equity options (0.2%–0.8%)
  • Inclusive work environment

Skills mentioned

Frontend DevelopmentReactTypeScriptBackend DevelopmentSystem DesignPerformance OptimizationGenerative AIAI AgentsModel DeploymentAPI Integration

About EngRadar

EngRadar is a direct-apply tech job board. We surface open engineering and product roles straight from companies' own Greenhouse, Lever and Ashby career pages — no recruiters, no aggregators, no ghost jobs. Browse fresh, daily-updated jobs across full-stack, AI/ML, backend, data, DevOps, product, design and security — each linking directly to the employer's application. We also publish measured, first-party hiring data: monthly hiring reports, the fastest-growing companies, and disclosed-salary benchmarks. Find the roles worth applying to at engradar.com.

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