Full Stack Developer / Technical Lead

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

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

As a Senior/Lead Full-Stack Engineer , you will help build a financial intelligence platform designed for AI consumption, turning complex data into actionable insights. This is a full-time role starting with a focused 6-month project, offering strong autonomy and fast execution in a product-driven environment. You will act as a hands-on utility player, working across frontend, backend, integrations, and light architecture while shaping a cohesive, customer-ready system. Successful delivery opens the opportunity to continue on other impactful projects.

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 for AI usage.

Integrate external billing data sources, starting with cloud billing systems.

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

Implement frontend functionality to surface metrics, dashboards, and data-heavy UI views clearly and pragmatically.

Make sound architectural decisions at a medium level of complexity, prioritizing maintainability and speed.

Collaborate closely with product stakeholders, operating with minimal process overhead.

Ensure smooth deployment and delivery workflows using Vercel.

Contribute to overall product cohesion by connecting disparate parts into a single, usable experience.

Work full-time on a 6-month project , with the opportunity to continue on other projects afterward.

MUST HAVES

• 4+ years of experience and strong full-stack background with proven ability to move across frontend, backend, and integrations.
• Solid experience with Python and Node.js in production environments.
• Experience designing and working with PostgreSQL schemas and data models .
• Direct experience integrating cloud billing systems or similar cost and usage APIs .
• Experience building frontend applications deployed via Vercel (React or similar frameworks).
• Strong experience consuming and integrating third-party APIs, especially billing or usage-based systems.
• Demonstrated ability to work with incomplete requirements and turn them into working solutions.
• Comfortable operating in early-stage product environments with limited structure.
• Professional working proficiency in English.
• Experience integrating frontend tests into CI/CD pipelines (GitHub Actions or similar).
• Familiarity with observability and usage tracking concepts (OpenTelemetry or similar).
• Experience building or consuming SDKs.

NICE TO HAVES

Experience with PHP.

Experience building financial, billing, or cost-allocation systems.

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

Experience working on 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: Flexible schedule with remote and office options.

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