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Product Engineering

APIs & Integrations

We design REST and GraphQL APIs, event-driven integrations and connectors to CRMs, ERPs, payment providers and messaging platforms, with versioning, rate limits and documentation.

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What we deliver

Deliverables you can hold us to

  • API design, implementation and documentation
  • Webhook and event infrastructure
  • Third-party connectors and sync jobs
  • Monitoring and retry handling
Where it fits

Typical situations

  • 01Opening your product to partners
  • 02Syncing data across business systems
  • 03Replacing manual exports

Part of Product Engineering

Web apps, mobile apps, SaaS platforms and design, shipped in weeks.

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How we work

How a typical engagement runs

Scoped up front, shipped weekly, measured against the metric we agreed.

011–2 weeks

Discover

A 60-minute call and a deep-dive sprint that end in a scored opportunity map and a baseline.

021 week

Design

Architecture and stack chosen with a decision matrix and a model bake-off on your data.

034–8 weeks

Build

Weekly releases into your environment with evals, guardrails and traces from sprint one.

042–6 weeks

Scale

Hardening, staged rollout, cost controls and handover so your team runs it.

Related

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Next.js and React applications that are fast, accessible and easy to extend.

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Mobile App Development

React Native and Flutter apps for iOS and Android from one codebase.

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SaaS & MVP Development

Multi-tenant platforms and first versions built to validate, then scale.

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FAQ

Get the clarity you deserve

Straight answers to the questions we hear most. Ask us anything else on a call.

Next.js, React and TypeScript on the front end; FastAPI or Node on the back end; PostgreSQL; deployed on Vercel, AWS or GCP with Docker and Kubernetes where scale demands it. We adapt to your existing stack when there is one.

Let's build intelligent systems that drive growth

Tachyon is the engineering partner for teams that need AI in production, not in a deck. Start with a free 60-minute discovery call.

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Contact

Talk to experts about your product idea

Every great partnership begins with a conversation. Whether you are exploring possibilities or ready to scale, tell us what you are actually trying to build.

Prefer to talk?

Pick a 60-minute slot. No pitch, just an engineer with honest answers.

Book a call

NDA available on request. We reply within one business day.