Software Developer

Software Developer focuses on through an open-access model, local internet providers can deliver dramatically faster speeds to their subscribers without raising their own costs.

What the role involves

• Through an open-access model, local internet providers can deliver dramatically faster speeds to their subscribers without raising their own costs.
• Work directly with the CTO and a small team of engineers to ship production systems that handle real financial transactions for real ISP partners.
• Our entire project planning, specification, and documentation process runs through AI-assisted sessions.
• We use Claude for architecture decisions, code review, spec generation, and technical writing.

Skills and requirements

• 7+ years of professional software engineering experience, with at least 3 years in backend systems handling real financial transactions (payments, billing, ledger, or treasury).
• Production experience with payment gateway integrations (M-Pesa, Stripe, Adyen, or similar). You understand STK push flows, webhook idempotency, callback signature verification, an.
• Experience with event-driven architectures (Kafka, RabbitMQ, or similar). You understand the difference between request-reply and fire-and-forget patterns and when to use each.

Candidate fit

• Generated specifications and can critically evaluate them, push back where they are wrong, and extend them where they are incomplete.
• You see AI as a force multiplier that lets a small team operate at the capacity of a much larger one. You are not threatened by it.
• You are willing to contribute to improving our AI-assisted workflows — better prompts, better context files, better session structures.

Additional role context

• This is a small, high-intensity engineering team building core infrastructure under real deadlines.
• Deep TypeScript/Node.js expertise. You should be able to design a NestJS microservice from scratch, not just work in one.
• Strong PostgreSQL skills. You can design schemas for financial data, write migrations, and reason about transaction isolation and locking.