Junior Full-Stack Engineer — Accounting, SaaS Billing & Agentic AI

Location: LATAM - Remote

Salary: Up to USD 2,500/month

Experience: 1–2 years — junior candidates only

FitNext Consulting is partnering with an AI-native company to hire a Junior Full-Stack Engineer with practical development skills and a strong understanding of accounting, financial workflows, and SaaS billing.

This role is adecuado for an early-career developer with an accounting background or hands-on experience building financial software.

What you’ll do

- Build frontend and backend features supporting accounting, financial operations, and SaaS billing.

- Integrate billing platforms such as Orb, Metronome, Stripe, or similar tools.

- Support subscription and usage-based billing, including usage tracking, pricing, invoicing, and reconciliation.

- Connect applications, billing platforms, and financial systems through APIs and webhooks.

- Build or integrate AI agents to automate financial workflows.

- Test calculations, handle exceptions, and keep financial data accurate and traceable.

Must-haves

- 1–2 years of software engineering experience.





This position is exclusively for junior candidates.

- Practical full-stack development skills , including frontend, backend, APIs, and databases.

- Strong understanding of accounting and financial workflows , particularly invoicing, payments, and reconciliation.

- Familiarity with SaaS billing , including subscriptions, usage-based pricing, and billing infrastructure.

- AI-native working habits: regular use of AI tools and agents to develop software and improve workflows.

- Ability to validate AI-generated code and outputs and translate financial requirements into reliable software.

- An accounting background or relevant experience building financial tools.

- Strong attention to detail and accuracy when working with financial data.

Nice to have

- Hands-on experience with Orb, Metronome, Stripe Billing, or comparable platforms.

- Experience with usage metering, billing adjustments, credits, or failed-payment workflows.

- Experience with AI agents, LLM APIs, or financial workflow automation.

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📌 Junior Full Stack Engineer (Bogotá)
🏢 FitNext Consulting
📍 Bogotá