Mikołaj Wilczek

Mobile Product
Engineering

Native and hybrid apps, web-to-mobile product work, mobile CI/CD, legacy upgrades, and technical risk reviews.

I work where product, frontend, backend, and mobile app flows meet, especially when a team needs one person who can connect the pieces and ship.

Services

Ways I Can Help

I work where mobile affects the product experience: web products becoming apps, hybrid apps needing native capability, customer workflows on phones, mobile CI/CD, legacy upgrades, and practical technical direction.

How I work

What I Usually Fix

Some useful work starts with a small review: what is risky, what is manual and tedious, and what should be fixed before the next release.

Find the risky parts

Review the app, release flow, or platform choice and name what is actually risky.

Make releases repeatable

Reduce manual, tedious, or fragile steps around builds, signing, testing, Google Play, and Apple App Store releases.

Make mobile usable

Turn web or desktop focused workflows into mobile flows people can actually use.

Make prototypes shippable

Keep the useful idea, then harden the parts that matter for real users.

Recent Writing

View all →

About

Principal Mobile Engineer with 10+ years delivering high impact native and hybrid apps across HR, logistics, IoT, fintech, and retail. I work across mobile architecture, native bridges, CI/CD, offline behavior, BLE/IoT integrations, legacy upgrades, and product-minded delivery.

Contact Me

Impact Highlights

3x

Active user growth

50%

Cold start performance improvement

10+

Years of mobile development experience

Have a mobile problem worth discussing?

A useful first step can be small: review the current system, identify the real risks, and decide what should be fixed first.

Contact Me