Selected work
What I built, and how.
Each case study includes the architecture I actually shipped — not a sanitised version of it.

CosmicUp.me
2024 — 2026 · Co-founder · Product & engineering
LumaUp sp. z o.o.Replace seven AI subscriptions with one — 30+ models, 10,000 users, 80% off the inference bill.
- 10,000
- registered users
- 30+
- models available
- −80%
- inference cost, after context work

SeekUp.ai
2025 — 2026 · Product & engineering
LumaUp sp. z o.o.Point it at one TikTok creator who works, get back ten who work like them.
- ~5 min
- for a shortlist of ~10 creators
- up to 1,000
- profiles screened per search
- 4
- pipeline stages, ordered by cost

SociallyMCP.com
2026 · Founder · Product & engineering
Sole proprietorshipSocial media data for your AI, one API key away — no login, no scraping stack.
- 90+
- typed MCP tools
- $0 → $500
- self-serve tiers
- 0 logins
- social logins needed

CompraSocial.me
2021 — 2026 · Founder · Developer · Operator
LumaUp sp. z o.o.300,000 orders, run by two people and a lot of automation.
- 300,000+
- orders processed
- 90%
- operations automated
- 11
- social platforms
ELA — Poland's graduate outcomes portal
2019 — 2020 · Angular developer · Frontend lead
OPI-PIBOne codebase, three platforms, a recurring budget line removed.
- 1 → 3
- codebase to platforms
- 2
- published mobile apps
- public sector
- accessibility obligations
Insurance claims self-service portal
2018 · Junior Java developer · Frontend
Sollers ConsultingTurning a phone call into a guided flow.
- self-service
- claim reporting
- frontend
- my scope
- insurance
- sector
The end client is covered by a confidentiality agreement; the company I did the work for is named.
Looking for someone who can own the whole thing?
Full-time role, contract project, or an architecture that needs a second opinion — tell me the shape of it. If I am not the right person I will say so quickly.
Get in touch