WE ARE ONSEO

Full Spectrum
of Talent

Whether you build platforms, design interfaces, test products, create game art or support the systems behind them — there's a team here that's been waiting for someone like you.
ABOUT ONSEO

Real Products. Real People.

We've been building technology for over three decades.
Games, platforms, entertainment products — and social projects that make a real difference beyond business. 

900+ people — developers, designers, QA engineers, artists, DevOps — working on products that actually reach people.

900+

Active Employees

30+

Years in Tech

20+

Years in iGaming

600+

Technical Specialists
Our Work

Products With Real Impact

ONSEO teams build products across healthcare, education, entertainment,
AI and more — for users and players around the world.

Medical 
Solutions

Help build tools that support healthcare professionals and improve patient outcomes.

Business 
Intelligence

Work on analytics platforms that turn raw data into decisions for real businesses.

iGaming 
Platforms

Design and develop entertainment products used by millions of players every day.

Social 
Networks

Build the features that keep communities connected and conversations going.

Become part of
ONSEO

Explore our current opportunities and find a role where your skills, ideas and ambition can grow.

Geolocation 
Services

Create location-based products that solve real-world navigation and logistics problems.

Artificial 
Intelligence

Train models, build smart systems and bring AI from concept to production.

Augmented 
Reality

Push the boundary between digital and physical with immersive AR experiences.

Educational 
Platforms

Build products that help people learn — from interactive courses to full learning ecosystems.
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Social Responsibility!

Onseo works closely with a trusted charitable foundation that helps bring important initiatives to life in support of Ukraine's defense capabilities.
Social Responsibility

Backend Technologies

Languages & tools:
Java, C#/.Net, PHP, Python SQL & NoSQL databases, Hadoop & Spark, Amazon AWS & MS Azure
Advanced:
Big Data processing, Neural Networks, Deep Learning, Machine Learning, AI

Client Technologies

Platforms:
Desktop, Mobile (iOS/Android), Web, Game Consoles
Languages & frameworks:
HTML5, JavaScript, Objective-C, C++
Unity3D/2D
Advanced:
Virtual Reality, Augmented Reality

Art &
Design

Disciplines:
- UX/UI
- Concept design

- Web design,
- Hand drawing art

- 2D vector art

- 3D real time/rendered

- Interactive prototyping

- Video compositing

- FX
WHAT WE WORK WITH

Our Tech Stack

Our teams work across a wide range of technologies — from backend systems processing millions of requests to real-time game engines and immersive AR experiences. Here's what's in our toolkit.
OPEN ROLES

Ready for Your
Next Move?

Explore our current opportunities and find a role where your skills, ideas and ambition can grow.

2D Animator (Spine)

Full Time
/
All Ukraine
/
Remote
View Position
Open Positions
Join ONSEO

Your Next Chapter
Starts Here

Great teams build great products. Come be part of both.
Open Positions