Senior Full-Stack Engineer — Remote, End-to-End API & UI

Elios, Inc.; Northern (KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Elios, Inc. is seeking an experienced full-stack engineer to build and evolve a production web app across Python APIs, React/TypeScript SPA, and the relational data layer.

You will own API design, database migrations, and schema work, delivering fast, reliable data access while collaborating with designers and product managers. 5+ years of experience and strong relational DB skills are required, with agency/consulting background valued.

Qualifications

• 5+ years of professional full-stack web development experience
• Strong depth in relational databases and experience debugging slow queries
• Proven ability to design schemas, manage migrations, and deliver fast, reliable data layers
• Agency, studio, or consulting background valued for credibility with senior stakeholders

Responsibilities

• Build a production web application end to end across Python APIs, a React/TypeScript SPA, and the relational data layer
• Own API design through rendered UI, including schema design, migrations, and database work
• Work across backend and frontend delivery, shipping production React/TypeScript features in an SPA environment
• Turn complex datasets into charts, tables, and views in collaboration with designers and product managers

Skills

Python

Async programming

Relational databases

Query optimization

System design

Tools

FastAPI

React

TypeScript

PostgreSQL

SQL

Git

CI/CD

Job description

Elios, Inc. is seeking an experienced full-stack engineer to build and evolve a production web app across Python APIs, React/TypeScript SPA, and the relational data layer.

You will own API design, database migrations, and schema work, delivering fast, reliable data access while collaborating with designers and product managers. 5+ years of experience and strong relational DB skills are required, with agency/consulting background valued.