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I'm Nenad Nikolic, a Unity Developer and Backend Engineer specializing in multiplayer games and scalable architecture. I've delivered production-ready gameplay and backend solutions supporting 50k+ concurrent users across mobile, WebGL, and desktop. I'm experienced in persistence, monetization, and cost-efficient server architecture, and I enjoy turning complex problems into reliable, high-performance systems.…I'm Nenad Nikolic, a Unity Developer and Backend Engineer specializing in multiplayer games and scalable architecture. I've delivered production-ready gameplay and backend solutions supporting 50k+ concurrent users across mobile, WebGL, and desktop. I'm experienced in persistence, monetization, and cost-efficient server architecture, and I enjoy turning complex problems into reliable, high-performance systems.

Nenad Nikolic

Game Developer, Back-End Developer, Full Stack Developer, +1

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I'm Nenad Nikolic, a Unity Developer and Backend Engineer specializing in multiplayer games and scalable architecture. I've delivered production-ready gameplay and backend solutions supporting 50k+ concurrent users across mobile, WebGL, and desktop. I'm experienced in persistence, monetization, and cost-efficient server architecture, and I enjoy turning complex problems into reliable, high-performance systems.…I'm Nenad Nikolic, a Unity Developer and Backend Engineer specializing in multiplayer games and scalable architecture. I've delivered production-ready gameplay and backend solutions supporting 50k+ concurrent users across mobile, WebGL, and desktop. I'm experienced in persistence, monetization, and cost-efficient server architecture, and I enjoy turning complex problems into reliable, high-performance systems.

Available to hire

Kikinda, Serbia

I’m Nenad Nikolic, a Unity Developer and Backend Engineer specializing in multiplayer games and scalable architecture.

I’ve delivered production-ready gameplay and backend solutions supporting 50k+ concurrent users across mobile, WebGL, and desktop. I’m experienced in persistence, monetization, and cost-efficient server architecture, and I enjoy turning complex problems into reliable, high-performance systems.

Skills

Experience Level

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Senior Unity / Typescript Developer at 6th Base Games

February 1, 2025 - February 1, 2026

Built core systems for a 2D space exploration game (combat, upgrades, creature collection). Engineered backend integrations for progression systems, combat logic, and player data persistence. Delivered Unity gameplay features and UI/UX improvements for release readiness.

Senior Unity / Java Developer at 6th Base Games

September 1, 2022 - February 1, 2025

Led development of a Unity collectible card game built on the Faeria (Steam game) codebase, extending it with visual novel features, event systems, and tournament logic. Delivered scalable architecture and gameplay systems that supported 50k users, integrated IAP on multiple stores.

Independent Unity Consultant at Upwork (Top Rated)

May 1, 2022 - May 1, 2024

Secured repeat contracts by shipping 10+ projects with cross-platform backend integrations.

Unity Developer at Fruss AG

May 1, 2022 - May 1, 2023

Contributed to Pax.world, a funded WebGL/mobile metaverse platform. Implemented chat, streaming, and interactive virtual spaces, delivering AI-driven assistants and performance optimizations that enhanced engagement and cross-platform experience.

Independent Game Developer

January 1, 2021 - December 1, 2021

Published solo mobile game (5k+ downloads) with ads/IAP monetization.

Food Technologist & Team Lead at Various regulated production environments

October 1, 2011 - May 1, 2022

Led 20+ person teams in regulated production environments; completed freelance projects in web automation and data processing, gaining early consulting and client management experience.