Konstantin K.

Mobile Developer

Poland

Trusted member since 2024

19 years of experience

Specializing in Android, Java, Kotlin, and Flutter, he has a proven track record of building robust, user-friendly mobile applications across a wide range of industries, including automotive, healthcare, entertainment, retail, news, sports, and customer service.

Known for his ability to learn quickly, strong self-management, and high motivation, Konstantin is a valuable asset in any development team. One of the standout projects in his career was his contribution to the development of the Android application for The New York Times, where he demonstrated his commitment to delivering high-quality software solutions.

Main expertise

Android12 years

Kotlin5 years

FlutterFlow2 years

Unity3 years

11+

Experience4

Android Tech Lead

Odeeo•

Information Technology (IT) and Services

Feb 2022 - Mar 2026 · 4y 1m

Worked at Odeeo, a technology company specializing in innovative in-game advertising solutions that enabled brands to seamlessly integrate advertisements into mobile games.
Developed the Android SDK library that allowed game developers to incorporate dynamic and interactive advertisements within their games, enhancing user experience and generating revenue.
Served as Tech Lead, overseeing the design and implementation of key components of the Android SDK library to ensure smooth integration and optimal performance of in-game advertisements.
Led a team of developers in a creative and challenging environment.
Collaborated closely with cross-functional teams.
Participated in brainstorming and decision-making sessions.

Android

VoIP

Mobile

Team Leading

Jetpack compose UI

Senior Android Engineer

Epam Systems•

Information Technology (IT) and Services

Jan 2014 - Feb 2022 · 8y 1m

Worked at EPAM Systems, a provider of software engineering and IT consulting services.
Contributed as a Senior Android Developer to the development of the JustAnswer Android app, which allowed users to ask questions and receive answers from experts across various topics.
Focused particularly on the AI and ML components of the app.
Trained several text models using TensorFlow.
Collaborated with design and backend teams to integrate seamless user interactions and efficient data handling.

Android

TensorFlow

Mobile

Wear OS

Senior Android Engineer

New York Times•

News and Magazines

Mar 2012 - Jan 2014 · 1y 10m

Worked at The New York Times, a leading global media organization renowned for award-winning journalism and comprehensive news coverage.
Contributed as a Senior Android Developer to the development and optimization of The New York Times app for Android devices.
Focused on enhancing the user interface and overall user experience.
Participated in several hackathons, developing innovative features that were later adopted into the application.

Android

Mobile

Android Developer

SoftServe•

Information Technology (IT) and Services

Feb 2010 - Mar 2012 · 2y 1m

Worked at SoftServe, an IT consulting and software development company.
Developed features for the John Lewis app, which provided users with a seamless online shopping experience for the renowned British department store.
Implemented new features including personalized recommendations, secure payment processing, and efficient order tracking.
Significantly improved overall user satisfaction and app usability.

Java

Android

Android Jetpack

Engineering excellence

All Mobile Developers who have applied to Proxify are scored from 0 to 300 on engineering excellence, one of the five parameters we evaluate. This score reflects engineering excellence only, based on interviews, take-home assignments, live coding sessions, and/or on-the-job performance reviews. The curve shows how all evaluated Mobile Developers are distributed across that range, where our acceptance threshold for this parameter sits, and where Konstantin stands.