Senior Full Stack Software Engineer
@ MLabs

San Francisco, California, United States
On Site
Full Time
Posted 3 days ago

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Job Details

Senior Full Stack Software Engineer at MLabs

Our client is a Y Combinator-backed startup redefining the hiring market with an AI recruiter that conducts live interviews with candidates. With over $3.3M in funding and a small, agile team of 16, they are rapidly growing and have conducted thousands of interviews across various industries.

This role offers the opportunity to tackle complex, high-impact problems across both consumer and enterprise software. You will work on reducing interviewer latency and scaling infrastructure for thousands of simultaneous interviews, while also building new enterprise features.

Key Responsibilities

  • Build and scale consumer software optimized for low latency and high concurrency.
  • Design and implement enterprise software with an emphasis on integrations and data visualization.
  • Handle complex data structures including vector databases for candidate trait queries.
  • Contribute to a rapidly evolving product roadmap.

Must-Haves

  • 5+ years of full-stack engineering experience.
  • 2+ years at a fast-growth startup.
  • Experience with React + TypeScript.
  • Proficiency in Python (asyncio, FastAPI) and SQL.
  • Familiarity with vector databases, embeddings, and semantic search.
  • Strong design sense with experience using tools like Figma.
  • Willingness to work in-person, 5 days a week, in San Francisco.

Bonus Points

  • DevOps experience with Azure, Kubernetes, or Docker.
  • Experience in a top-tier engineering culture company.

Compensation & Benefits

Salary: $150,000–$250,000; Equity: 0.01%–0.25%.

Please note that visa sponsorship is not available. Due to the high volume of applications, individual feedback will not be provided.

Commitment to Equality and Accessibility

MLabs is committed to equal opportunity, accessible job adverts, and creating an inclusive workplace. For reasonable adjustments during the hiring process or accessible format requests, email human-resources@mlabs.city.

Data protection details are managed in accordance with MLabs Ltd’s policies. For any data-related queries, contact legal@mlabs.city.

Key skills/competency

  • Full-Stack
  • React
  • TypeScript
  • Python
  • FastAPI
  • SQL
  • Vector Databases
  • Data Visualization
  • DevOps
  • Design (Figma)

How to Get Hired at MLabs

🎯 Tips for Getting Hired

  • Research MLabs culture: Study their mission, values, and funding stage.
  • Customize your resume: Highlight full-stack and startup experience.
  • Prepare technical demos: Focus on React, Python, and SQL projects.
  • Practice coding challenges: Emphasize optimization and scaling skills.

📝 Interview Preparation Advice

Technical Preparation

Review React and TypeScript projects.
Practice Python async frameworks and FastAPI.
Study SQL optimization techniques.
Understand vector database concepts.

Behavioral Questions

Describe your teamwork in startups.
Explain handling high-pressure projects.
Discuss conflict resolution examples.
Share innovation experiences under constraints.

Frequently Asked Questions