Staff Engineer, Full-Stack
RemoteStaffNAArtificial IntelligenceStaff EngineerFull Stack EngineerFull StackTypeScriptAngularPythonPostgreSQLLangChainMongoDB
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Requirements
- 8+ years building web services or full-stack applications
- Strong hands-on experience in TypeScript/Node, Python or similar backends
- Experience with Angular/TypeScript
- Deep understanding of APIs, PostgreSQL, and some performance tuning
- Proven ability to balance short-term delivery with long-term technical investments and continuous improvement of quality.
- Comfortable working in a fast-paced, ambiguous environment where requirements evolve over time.
- Excellent problem-solving, communication, and collaboration skills
- Some knowledge of of AI/ML is desired but not a requirement
- Experience with LLMs or AI-driven toolchain (Langchain/Langgraph) is highly desirable
Responsibilities
- Design, build, and maintain scalable TypeScript/Node and Python services and RESTful or gRPC APIs that integrate with agentic GenAI systems
- Implement and extend Angular/TypeScript UI components for web experiences
- Optimize MongoDB and PostgreSQL queries and service performance
- Collaborate with cross-functional squads to define requirements and deliver features
- You will work on AI Agents, MCP servers and various other AI enabled tools and frameworks and so must be comfortable working with ambiguity and rapidly evolving technologies
- Identify and drive process, architecture, and toolchain improvements
- Mentor junior engineers (code reviews, pair-programming etc)
- Serve as a technical lead for complex projects, balancing scope, risk, and not compromising deliverable quality.
- What does success look like?
- 30 days: Ship a backend feature and demo it to the team
- 30 days:
- 60 days: Lead a cross-team API enhancement and propose a performance or scaling or testability improvement
- 60 days:
- 90 days: Lead a system-level architectural improvement or completely new deliverable (e.g., introduce a TypeScript microservice or refactor a critical service for scalability), including a clear design, implementation, and rollout plan in place or executed against.
- 90 days:
Benefits
- The anticipated salary range for this role will be $160,000 - $180,000 per year. Final compensation will be determined based on a variety of factors, including relevant experience, skills, education, and past performance.
- As leaders in redesigning behavioral health, we walk the walk with our employees' benefits. We want the experience of working at SonderMind to accelerate people’s careers and enrich their lives, so we focus on meeting SonderMinders wherever they are and supporting them in all facets of their lives and work.
- A generous PTO policy, with a minimum of three weeks off per year
- A holiday schedule that follows standard U.S. holidays
- Free therapy coverage benefits to ensure employees have access to the care they need (must be enrolled in a qualifying medical plan to participate)
- Competitive Medical, Dental, and Vision coverage, with plans to meet every need — including HSA (with $1,100 company contribution) and FSA options
- Employer-paid short-term disability, long-term disability, life & AD&D, plus coverage of the salary difference for up to seven weeks of short-term disability leave (after the required waiting period)
- Eight weeks of paid Parental Leave; if the parent also qualifies for STD, this benefit is in addition, allowing for 8–16 weeks of paid leave
- 401(k) retirement plan with 100% match on up to 4% of base salary, immediately vested
- Company shutdown between Christmas and New Year’s
- Supplemental life insurance, pet insurance, commuter benefits, and more!
- Equal Opportunity
- Equal Opportunity
- SonderMind does not discriminate in employment opportunities or practices based on race, color, creed, sex, gender, gender identity or expression, pregnancy, childbirth or related medical conditions, religion, veteran and military status, marital status, registered domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition (including genetic information or characteristics), sexual orientation, or any other characteristic protected by applicable federal, state, or local laws.
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