Developer & Technical Writer Job San Mateo area,California USA,IT/Tech

What you'll do

Write engineering blogs, tutorials, and cookbooks for developers building with our platform
Make complex AI and systems concepts clear and compelling
Own our Twitter/X handle and developer-focused social channels
Build and maintain developer docs, quickstart guides, and sample apps
Work with engineering to write content that reflects how the system actually works
Develop a content calendar aligned to product launches and developer trends
Engage with the developer community answer questions, amplify contributions, represent Neo Sigma
Ship demos, code samples, and reference implementations alongside content

What we look for

A software engineer who writes not a writer who codes
Hands-on experience with LLMs, agents, and AI/ML systems
Strong technical writing: precise, opinionated, and easy to read
Published technical content blogs, docs, tutorials, or open-source work
Sharp instinct for developer experience you spot bad APIs and confusing docs
Track record managing a technical Twitter/X or developer community channel
Proficient in Python or Type Script/JavaScript; comfortable across the stack
Strong editorial judgment you teach first, market second
Bachelors degree in Computer Science, Engineering, or equivalent experience

Our Core Values

Customer Obsession - We start with the customer and work backwards. We aim to earn trust through consistent delivery, thoughtful listening, and by obsessing over customers.
Intellectual Honesty - We operate with high trust and low ego. Ideas matter more than titles, and we communicate openly and directly while assuming good intent, even in strong disagreement.
Bias for Action - We set high standards and move quickly to meet them. We prefer building and learning with customers over debating in the abstract, and we iterate based on real feedback.
Extreme Ownership - We take responsibility for outcomes, not just tasks. Ownership means seeing problems through to completion and ensuring solutions truly work in practice.

Benefits and perks

Competitive salary plus meaningful equity package
Comprehensive medical benefits and generous PTO
Flexible work arrangements
Direct impact on company direction and technical decisions
High ownership and the opportunity to make a career-defining impact

About Us

Neo Sigma is a product-driven research lab building the intelligence layer that helps close the feedback loop between your customers, products, and AI systems.

We are a small, intensely technical team of researchers and engineers who have trained frontier-scale models and widely used AI products and agents at MIT, Parallel Web, Essential AI, Apple, and Amazon.