Services / Custom AI Development
Custom AI Development for Production Enterprise Systems
LLM-powered applications, RAG systems, and secure multi-tenant AI platforms, engineered to stay in production.
Overview
Off-the-shelf AI rarely fits the shape of a real enterprise workflow. When you need a capability that is core to your business, and must integrate with your data, auth, compliance, and user experience, custom development is the right answer.
Fintechy builds custom AI applications the way experienced product engineers build software: with testing, observability, CI/CD, and security reviews. Every system we ship is designed to run in production for years, not just pass a demo.
Capabilities
LLM Applications
Copilots, assistants, and AI-native features built with production patterns and UX polish.
RAG Systems
Retrieval-augmented generation with hybrid search, reranking, citation, and grounded outputs.
Multi-Tenant Platforms
SaaS-grade AI platforms with isolation, quotas, billing, and per-tenant customization.
Fine-Tuning & Evaluation
SFT, DPO, and eval harnesses for domain-specific accuracy and cost reduction.
AI Backend Engineering
Queues, orchestration, streaming, caching, and the infra that makes AI reliable.
Frontend & UX
React/Next.js interfaces with streaming, citations, and the affordances users expect.
How We Deliver
Engagement Process
Scope & Spec
Nail the use case, users, success metrics, and non-functional requirements.
Architect
Design the system end-to-end, including data, models, infra, and UX.
Build & Evaluate
Ship iteratively with eval harness, CI/CD, and continuous security review.
Launch & Operate
Production deployment, SLOs, monitoring, and a clear handover to your team.
Outcomes You Can Expect
- AI products that ship on schedule and stay in production
- Measurable business KPIs, not vanity demo metrics
- Codebase and infrastructure your team can own and extend
- Security and compliance posture ready for enterprise procurement
Frequently Asked Questions
Start with a Custom AI Development conversation
Talk to a Fintechy engineer about your highest-leverage use case.