Custom web & e-commerce
Fast, accessible storefronts and corporate sites built to convert and scale.
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Custom software built for measurable impact
Boutique engineering team delivering web, mobile, backend, and AI systems for companies worldwide — remotely, with modern stacks and production discipline.
Available on UpworkTools & platforms we ship with
Elixir
Erlang / OTP
Phoenix
LiveView
PostgreSQL
pgvector
Docker
Kubernetes
AWS
Terraform
GitHub Actions
Nginx
Python
Node.js
TypeScript
React
Tailwind CSS
GraphQL
Redis
RabbitMQ
Kafka
RAG / LLM
Gemini
OpenAI
OpenTelemetry
Grafana
Prometheus
Java
Why TepuyLabs
- 30+ combined years across SaaS, gaming, retail, fintech, and AI-powered products at production scale.
- Deep Elixir/Erlang expertise — event-driven systems, RAG pipelines, GraphQL APIs, and fault-tolerant OTP design.
- Cloud-native delivery on AWS and Kubernetes with observability, CI/CD, and multi-region architectures.
Services
End-to-end engineering for products that need to last.
Backend & APIs
Elixir, Node, and Java services — GraphQL, REST, messaging, and integrations.
AI & LLM products
RAG pipelines, embeddings, agents, and LLM features built for production — not demos.
AI chatbots & assistants
Site widgets, support bots, and knowledge-base assistants with guardrails and analytics.
DevOps & CI/CD
Pipelines, GitOps, infrastructure as code, and release workflows your team can own.
Cloud & Kubernetes
AWS, containers, multi-region deploys, and platform engineering for growing teams.
Integrations & connectors
ERP, CRM, payment gateways, webhooks, and third-party APIs wired into your stack.
Technical consulting
Architecture reviews, audits, and hands-on delivery with senior engineers.
How we work
A clear path from idea to production.
01
Discovery
Goals, constraints, and success metrics — aligned before a line of code.
02
Architecture
Clear boundaries, stack choices, and a roadmap you can defend.
03
Build
Iterative delivery with demos, tests, and observable milestones.
04
Iterate
Ship, measure, refine — we stay through launch and beyond.
05
Support
Monitoring, fixes, and evolution as your product grows.
Tech stack
Technologies we ship in production.
Languages & Runtimes
Elixir
Erlang
Java
SQL
Python
Frameworks & APIs
Phoenix
LiveView
GraphQL
OTP
Broadway
Spring
Data & Messaging
PostgreSQL
Redis
RabbitMQ
pgvector
Kafka
AI & Automation
LLM
RAG
Embeddings
Vector
Search
Cloud & Platform
AWS
Kubernetes
Docker
CI/CD
OpenTelemetry
Selected work
Case studies across AI, gaming, backend, retail, and fintech.
elixir
ai
Distributed AI Streaming Platform
Multi-region AI response streaming with Erlang clustering, GraphQL subscriptions, and OpenTelemetry.
Read case study
elixir
saas
Gaming Loyalty & Rewards Engine
Event-driven loyalty and reward systems processing high-volume betting events in real time.
Read case study
elixir
ai
Production RAG Assistant
Self-hosted knowledge base that puts expert know-how in front of users around the clock.
Read case study
java
retail
leadership
National Retail ERP (Compiere)
Maintenance, enhancements, and new modules on the ERP powering a high-volume hardware retail chain.
Read case study
elixir
leadership
Event-Driven Elixir Services
Microservices built and extended with GraphQL APIs, messaging, and OpenAI-powered features.
Read case study
retail
leadership
Retail Mobile Payment Refunds
Platform to return money to retail customers via mobile payment when cash change was unavailable.
Read case study