Z3R Studio
Ship products that hold up
We build the systems behind the product: DevOps, infrastructure, AI, landings and Mini Apps.
AI, DevOps, infrastructure — from idea to production
Focused delivery. Clear scope. Production-grade outcomes.
- D/from $550 USD
DevOps
CI/CD pipelines, containerization, monitoring. Your code in production without pain.
- I/from $220/mo USD
Infrastructure
Servers, VPS, clouds (DigitalOcean, AWS, Aeza). HAProxy, Traefik, Caddy. Security, architecture, SLA.
- P/from $440 USD
PostAI Rescue
Your AI-generated project turned into chaos? Refactoring, architecture audit, proper CI/CD. We turn prompt-prototypes into production-ready products.
- A/from $880 USD
AI Integration
Embedding ML models, LLMs and Computer Vision into your products. RAG systems, speech analytics, AI automation — turnkey.
- W/from $1,100 USD
Web & mini apps
SPA, PWA, Telegram Mini Apps. API integrations, payment systems, bots.
Full service catalog
Landings, security audits, consulting, mobile apps and more.
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Stack
Technologies we work with
- Go
- Python
- TypeScript
- Solidity
- FunC
- Node.js
- FastAPI
- GraphQL
- PostgreSQL
- Redis
- MongoDB
- SQLite
- Qdrant
- InfluxDB
- Chroma
- RabbitMQ
- Linux
- Docker
- Podman
- Kubernetes
- Proxmox
- Nginx
- Apache
- Caddy
- Traefik
- HAProxy
- AWS
- GCP
- Ansible
- Nomad
- Terraform
- DigitalOcean
- GitHub Actions
- GitLab CI
- Jenkins
- Drone
- Suricata
- Snort
- PfSense
- IDS/IPS
- Data Masking
- CISCO
- MikroTik
- TCP/IP
- Vault
- PyTorch
- OpenCV
- Jupyter
- Hugging Face
- vLLM
- Ollama
- RAG
- MLflow
- Agno
- LangGraph
- ASR
- NLP
- Computer Vision
- OpenCode
- SolidJS
- React
- Next.js
- SvelteKit
- Telegram
- Telegram Mini Apps
- Matrix
- Figma
- LaTeX
- Typst
- Markdown
- Mermaid
- Obsidian
- Uptime Kuma
- n8n
- Sentry
- Prometheus
- Grafana
Selected work
Recent delivery — infra, AI and product surfaces.
- DevOps
- K8s
SaaS Infra Overhaul
50+ microservices migrated from bare VPS to Kubernetes — zero downtime, full observability stack.
- Kubernetes
- Terraform
- Grafana
- AI
- RAG
AI Document Intelligence
OCR → LLM extraction → RAG search. 5,000 docs/month at 94% accuracy.
- Python
- LangChain
- Qdrant
- TMA
- Product
Telegram Mini App Store
Checkout Mini App with payments, catalog sync and admin bot for a retail brand.
- Telegram
- React
- Node.js
- Web
- Landing
Launch Landing System
Multi-locale landing kit with CMS hooks, analytics and sub-second LCP targets.
- Astro
- Cloudflare
- Plausible
- SRE
- Observability
Unified Observability Hub
Central metrics, logs and traces for a multi-region fleet — alerting that pages only when it matters.
- Prometheus
- Loki
- Tempo
All projects
Full portfolio — case studies, tech details, results.
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Notes from the studio
Production lessons — infra, AI, and delivery craft.
Zero-downtime rollouts on Kubernetes
A practical checklist for shipping services without taking users offline — probes, PDB, and traffic shifting.
- AK
- DM
RAG without the hype
Retrieval-augmented generation that stays operable — chunking, evals, and failure modes that actually show up in production.
- MS
- AK
An observability budget that scales
How we keep metrics, logs, and traces useful without drowning the bill — sampling, SLOs, and ownership.
- DM
- AK
Voices
What partners say
Recent feedback from teams we shipped with.
“They rebuilt our delivery pipeline in three weeks. Deployments went from once a week to several times a day — without drama.”
“The AI prototype we brought them was unmaintainable. They turned it into a service we can actually operate and scale.”
“Clear communication, honest estimates, and infrastructure that still holds a year later. Rare combination.”
Brief
Build the next case with us
Infrastructure, AI or a product surface — we scope fast, ship clean, and leave systems you can run.
Reply within one business day
Contact
Quiet craft. Loud results.
Z3R Studio is a small team building infrastructure, AI systems and product surfaces that hold up in production.
We prefer honest timelines, measurable outcomes and systems you can operate without us on call every night.