Senior Full Stack Engineer

Obsidion; United States; Remote; USD 130,000 - 180,000; Full time

Job summary

Obsidion is seeking a Senior Full Stack Engineer to build across the entire platform, from polished frontend experiences to reliable backend services. You’ll own meaningful problems and see the direct impact on real customers as you move fast in a product-focused environment.

You’ll collaborate with Product, Design, and fellow engineers in an agile team, develop features end-to-end, optimize performance, and ensure scalable, production-ready code with a strong ownership mindset.

Qualifications

• 4+ years of full-stack development experience.
• Strong proficiency in React, TypeScript, and Node.js or equivalent backend stack.
• Solid understanding of relational databases and RESTful or GraphQL APIs.
• Experience deploying production applications in cloud environments.

Responsibilities

• Develop and maintain features across the full stack (frontend + backend).
• Build responsive, accessible, and performant UI components.
• Implement server-side logic, APIs, and database interactions.
• Participate in code reviews and uphold engineering quality standards.
• Identify and resolve performance bottlenecks and bugs.
• Collaborate with Product, Design, and other engineers in a fast-paced agile environment.

Skills

Full-stack dev

React

TypeScript

Node.js

APIs REST/GraphQL

Cloud deployment

Ownership mindset

Job description

We're hiring a Senior Full Stack Engineer to build across the entire Obsidion platform — from polished frontend experiences to reliable backend services. You'll work on meaningful problems every day and see the direct impact of your work on real customers.

About the Role

We're hiring a Senior Full Stack Engineer to build across the entire Obsidion platform — from polished frontend experiences to reliable backend services. You'll work on meaningful problems every day and see the direct impact of your work on real customers. At Obsidion, we move fast and build products that directly impact how small businesses grow. This role sits at the heart of that mission — you'll have real ownership, real responsibility, and real impact from day one.

What You'll Do

• Develop and maintain features across the full stack (frontend + backend).
• Build responsive, accessible, and performant UI components.
• Implement server-side logic, APIs, and database interactions.
• Participate in code reviews and uphold engineering quality standards.
• Identify and resolve performance bottlenecks and bugs.
• Collaborate with Product, Design, and other engineers in a fast-paced agile environment.

What We're Looking For

• 4+ years of full-stack development experience.
• Strong proficiency in React, TypeScript, and Node.js or equivalent backend stack.
• Solid understanding of relational databases and RESTful or GraphQL APIs.
• Experience deploying production applications in cloud environments.
• Self-directed with strong ownership mentality.

Nice to Have

• Experience with AI/ML integrations or LLM-powered features.