Remote Full-Stack Builder for Early-Stage Product

Katapult Labs; Medellín; Remote; COP 252,840,000 - 397,320,000; Full time

Benefits offered by this job

Remote work across LATAM

23 Days PTO per Year

USA Federal Holidays

Monthly USD payment

Contractor agreement with no end date

Job summary

Katapult Labs, an AI‑first engineering studio, seeks a Full‑Stack Builder to join the founding technical team behind a partner product. You will harden the existing web platform, refactor where needed, and seed the technical process for ongoing product development across web and eventual mobile work.

This builder role emphasizes fast delivery, quality, and close collaboration with a product‑minded team that prioritizes user experience and engagement.

Qualifications

• Advanced conversational English required.
• Strong full‑stack experience with modern web technologies.
• Builder mindset: shipping fast with appropriate architecture.
• Comfort working with founders and non‑technical stakeholders.
• Experience refactoring or hardening an early‑stage codebase.
• Product analytics tooling such as Amplitude or PostHog.
• Comfort using AI coding tools as part of daily workflow.
• Strong communication and proactive blocker identification.

Responsibilities

• Understand and evaluate the current architecture of the partner's web platform.
• Refactor and harden the codebase to support rapid, reliable iteration.
• Build new features end-to-end with UX and engagement focus.
• Establish lightweight technical processes (code review, deployment, documentation).
• Collaborate with the product manager and design lead in a fast-moving startup.
• Extend work into mobile development as the roadmap evolves.

Skills

Full-stack engineering

React/Next.js

Node.js

API design

PostgreSQL

Amplitude

English communication

AI coding tools

Tools

Amplitude

PostHog

Job description

Katapult Labs, an AI‑first engineering studio, seeks a Full‑Stack Builder to join the founding technical team behind a partner product. You will harden the existing web platform, refactor where needed, and seed the technical process for ongoing product development across web and eventual mobile work.

This builder role emphasizes fast delivery, quality, and close collaboration with a product‑minded team that prioritizes user experience and engagement.