Team Lead & Flutter Software Engineer

Damian Moliński

Solving real problems and building scalable systems for every platform and form factor. From one codebase.

Specialised in mobile software engineering, web and desktop. Building solutions tailored to the problem: SQLite and Rust FFI where performance decides it, shared Dart everywhere else, profiling and CI holding the line — one codebase, every platform.

Team Lead @ FiveDotTwelve Remote / PL
01 • Core Competencies

Architectural Pillars

01/04

SQLite & NoSQL

Modelling databases and the complex queries that read them.

02/04

Dart Native & Rust FFI

Tapping into low-level code for mission-critical functionality, for the best performance and accuracy.

03/04

Runtime Profiling

Deep tracing via DevTools CPU samplers for decentralized data source frontend, memory leak elimination.

04/04

Mentorship & AI Software Engineering

Choosing frontend architecture for the project's needs, writing custom analytics lints, and mentoring team members while protecting code quality with rules enforced automatically.

02 • Technical Capabilities

Skills & Tech Stack

True multi-platform Flutter development, from mobile to web and desktop — plus backend behind it.

This site is Dart — Jaspr, pre-rendered, hydrated as WASM.
STK/01

Full Stack Flutter Engineer

From one codebase to android, iOS, web & backend

STK/02

Pixel Perfect UI & Animations

Optimizing rebuilds for best performance and smooth UI on every platform and form factor.

STK/03

Diagnostics & Profiling

Zero-overhead telemetry, memory allocation tracking, and benchmarking performance

STK/04

AI-assisted Software Engineering, Tooling & Scale

Using AI while keeping ownership and understanding of the system.

03 • Featured Artifacts

Projects

Cryptography, fintech and web3 platforms — mobile, web and desktop from one codebase.

01 // Web3 & Decentralization

Catalyst Voices

Next-generation, open-source portal for Project Catalyst—the world's largest decentralized innovation fund.

Telemetry < 5s 10k+ documents synchronization · < 0.5s db queries
02 // Adaptive Mobile

Habitive

Offline first mobile application with platform adaptive UI

Telemetry 100% offline capable · instant local queries
03 // Fintech SDK & Mobile

Autenti

Signing and verifying documents with native Android SDK and mobile application

Telemetry Cryptographic signature verification on device · SDK embedded by third-party apps
04 • Direct

Let's Talk

I lead a Flutter team at FiveDotTwelve. Briefs that need a team rather than one engineer go that route — tell me what you're building and I'll say which it is.

Direct Mail [email protected]
Response SLA ≤ 24 hours for technical briefs