WHY JOIN US
If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE
We are looking for a Senior Full Stack Engineer to own the build-out of AI usage dashboards, billing logic, and financial insights across a founder‑led product. You’ll work across Python, Node.js, React, and PostgreSQL — integrating Azure billing data, designing APIs, and shipping data‑heavy UI in a low‑process, high‑ownership environment. A strong fit for engineers who are comfortable with incomplete requirements and want direct influence over product and architecture.

WHAT YOU WILL DO

Own the implementation and integration of existing product components, including AI usage dashboards and advisor insights

Design and build backend functionality to support billing rules, chargeback logic, and ROI calculation

Integrate external billing data sources, including Microsoft Azure billing systems

Build and evolve APIs and data pipelines that translate raw billing data into financial insights

Implement frontend functionality for metrics, dashboards, and data‑heavy UI views

Make architectural decisions focused on maintainability and speed

Collaborate with founders and product stakeholders in a low‑process environment

Ensure smooth deployment and delivery workflows using Vercel

Improve AI‑driven development workflows using tools like Claude or similar LLMs

Design systems with strong guarantees around data integrity, auditability, and financial accuracy

Identify technical gaps, risks, and architectural improvements and drive solutions proactively

MUST HAVES





6+ years of experience in full‑stack development

Strong experience with Python and Node.js in production environments

Experience designing and working with PostgreSQL schemas and data models

Experience building frontend applications with React or similar frameworks

Experience with AWS services in production

Experience using AI tools such as Claude, GPT, or similar in development workflows

Experience integrating third‑party APIs , especially billing or usage‑based systems

Ability to work with incomplete requirements and build solutions

Comfortable in early‑stage product environments

Professional working proficiency in English

Experience integrating frontend tests into CI/CD pipelines

Familiarity with observability and usage tracking concepts

Upper‑intermediate English level

NICE TO HAVES

Experience integrating Azure billing systems or similar APIs

Experience building or consuming SDKs

Experience with PHP

Experience building financial, billing, or cost‑allocation systems

Familiarity with AI usage metrics, token‑based billing, or ROI tracking models

Experience with dashboards, tables, filters, and data‑dense UI patterns

Prior startup or founder‑led product experience

Exposure to AI tooling workflows

PERKS AND BENEFITS

Professional growth : Mentorship, TechTalks, and personalized growth roadmaps

Competitive compensation : USD-based pay with education, fitness, and team activity budgets

Exciting projects : Modern solutions with Fortune 500 and top product companies

Flextime : Versátil schedule with remote and office options

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📌 Full Stack Engineer (Senior) (León)
🏢 Agileengine
📍 León