Senior Fullstack Engineer — Remote, Impact & Equity

Doist; United States; Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Fully remote

NYC co-working space available

Unlimited PTO

Health, vision, and dental benefits

401K

Equity

Job summary

Clarium is seeking a Senior Fullstack Engineer to design, build, and maintain end-to-end features across our stack (React/TypeScript frontend, Python/FastAPI backend). You will own features from concept to production, collaborating with product managers and customers in a fully remote, distributed team with occasional NYC co-working.

In this role you’ll move between frontend and backend, ensuring high-quality, well-tested code and alignment with real-world needs.

Qualifications

• 5+ years of relevant industry experience.
• Strong experience with Python.
• Strong experience designing and consuming RESTful APIs.
• Strong experience with React and TypeScript.
• Experience with SQL.
• Self-motivated, with excellent problem-solving and communication skills.

Responsibilities

• Design, build, and maintain backend APIs and frontend components for end-user-facing features
• Own features from concept to production, iterating quickly based on customer feedback
• Write high-quality, well-tested, maintainable code across the full stack
• Collaborate with product managers and customers to align development with real-world needs
• Contribute to technical discussions, code reviews, and architecture decisions

Skills

Python

React

TypeScript

RESTful APIs

SQL

Healthtech

Tools

AWS

FastAPI

Job description

Clarium is seeking a Senior Fullstack Engineer to design, build, and maintain end-to-end features across our stack (React/TypeScript frontend, Python/FastAPI backend). You will own features from concept to production, collaborating with product managers and customers in a fully remote, distributed team with occasional NYC co-working.

In this role you’ll move between frontend and backend, ensuring high-quality, well-tested code and alignment with real-world needs.