Senior Full-Stack Engineer — Remote Platform Architect

Infinity Constellation; Las Vegas (NM); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Equity in build

Remote-first work environment

Direct influence on product and architecture

Job summary

Infinity Constellation is looking for a Senior Full Stack Engineer to help evolve The SOURCE® into a scalable platform supporting agency workflows and SaaS. This role emphasizes shaping product architecture and systems through direct collaboration with the founder.

With 6–12+ years of experience, candidates should be comfortable with ambiguity and possess a strong foundation in modern web stacks. This is an opportunity to join a remote-first, outcomes-focused environment with significant ownership of tasks.

Qualifications

• 6–12+ years experience in engineering, product, or technical architecture roles.
• Experience building platforms or internal systems from zero to v1.
• Strong product intuition and comfort working in ambiguity.

Responsibilities

• Design and own the technical architecture of The SOURCE®.
• Build a platform that supports services today and SaaS tomorrow.
• Integrate AI, automation, and workflow tooling effectively.

Skills

Full-Stack Web Development

Systems Thinking

Workflow Automation

AI / LLM Practical Implementation

Shipping Mentality

Tools

React

Node.js

Postgres

Zapier

AI tools

Job description

Infinity Constellation is looking for a Senior Full Stack Engineer to help evolve The SOURCE® into a scalable platform supporting agency workflows and SaaS. This role emphasizes shaping product architecture and systems through direct collaboration with the founder.

With 6–12+ years of experience, candidates should be comfortable with ambiguity and possess a strong foundation in modern web stacks. This is an opportunity to join a remote-first, outcomes-focused environment with significant ownership of tasks.