Senior JavaScript Engineer (SuperDoc)

Important:

• Core team is located in San Francisco time zone.

Schedule: Full-time, with core team collaboration hours between 9AM—1PM PT (18:00-22:00 СET) for team meetings, project deep-dives, and customer calls.

• SuperDoc is an open source document editor. We value candidates who have built something from scratch (e.g., a startup, product, or meaningful project) or actively contribute to communities or open-source initiatives.

We especially appreciate intrinsic motivation demonstrated through open-source contributions, personal portfolios, side projects (e.g., GitHub repositories), technical blog posts, or other relevant work. Please share any links to projects or contributions you’re proud of About SuperDoc SuperDoc is an open source document editor bringing modern DOCX editing and advanced collaboration to the web. We care a lot about building simple, beautiful document experiences that teams can self-host, extend, and trust. Our editor powers real-time collaboration, dynamic LLM-driven suggestions and actions, streamlined agentic workflows, and more. SuperDoc is already the editor platform of choice for a new wave of LegalTech and GovTech companies. Under the hood, we dynamically bind MS Word OOXML to a ProseMirror schema in our editor JS library, and make it easy for customers to add their own features and AI actions on top. Any prior experience building/extending editors (ProseMirror, TipTap, Lexical, etc.) or parsing OOXML is a big bonus. We’re a small engineering team that ships fast and works closely with our user community. SuperDoc is an Equal Opportunity Employer. What’s in it for you?

• 20 working days of vacation and 15 sick leaves (all public holidays as well);
• Healthcare Expense Reimbursement
• Sports Membership Reimbursement
• Company legal and accounting support
• Corporate Events.

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