Senior Fullstack Engineer

📋 Description Design and ship Rails API features (auth, Sidekiq, PostgreSQL). Maintain API contracts using OpenAPI or JSON:API for frontends. Write tests with RSpec to ensure reliability. Build React UIs with hooks; use TypeScript, Bun, Vite, esbuild. Contribute to ETL pipelines, Snowflake transformations, external APIs. Operate Docker and AWS (ECS Fargate, Lambda, S3); Terraform. 🎯 Requirements 5+ years building Rails APIs (Rails 7+), with ActiveRecord, Sidekiq, RSpec. 5+ years building production React apps using hooks and modern state management. TypeScript and modern JS toolchains including Bun, Vite, esbuild. Production Python (3.11+) experience, ideally with Dagster or Airflow. ETL pipelines, Snowflake transformations, external API integrations. Docker, Docker Compose, AWS (ECS Fargate, Lambda, S3), Terraform. 🎁 Benefits Fully remote with flexible schedule. Opportunity to shape AI-assisted software development. Mentor teammates and work across a 20+ repo workspace. Collaborate with a modern stack (Rails, React, Python) and data platforms.