Gameplay & Systems Engineer

1 day ago

Serbia Xsolla Full time €40,000 - €120,000 per year
Overview
We are looking for a versatile middle-to-senior engineer who can quickly get up to speed with an existing Unity (C#) codebase, understand the client-server structure, and start contributing to gameplay fixes, live features, and new content. Responsibilities Fixing QA and gameplay bugs Implementing new gameplay features based on design specs Supporting and improving matchmaking (queue logic, rating, fairness) Understanding and contributing to the backend logic (auth, sessions, economy, PvP/PvE behavior) Supporting live operations (events, quests, rewards) Expanding tooling for analytics, match configuration, and automation Requirements 3+ years of experience with Unity preferred) and C# Solid understanding of client-server architecture (especially for online PvP games) Ability to read and write backend code in .NET Core (C#) Experience debugging live builds and tracking down hard-to-reproduce bugs Familiarity with Git and basic CI/CD flows Comfortable working with design configs and game data pipelines
Nice to Have Experience with matchmaking systems, player progression, and in-game economy Exposure to in-game monetization and store systems Familiarity with analytics event logging and telemetry design Experience with WebGL or cross-platform builds At Xsolla, we are passionate about providing a conducive environment for our team to thrive personally and professionally. Our Benefits Program caters to the physical, mental, and emotional well-being of our full-time employees
Understanding the detrimental effects of burnout, we offer unlimited Flexible Time Off and 28 paid holidays each year. Personal and professional development is a cornerstone of our ethos at Xsolla. Each employee has a personalized career roadmap, developed in partnership with their manager, aligning individual and company goals. We support this growth through in-house training, independent study, conference attendance, and higher education opportunities
About company
Xsolla is a global video game commerce company with a robust and powerful set of tools and services designed specifically for the video game industry. Since its founding in 2005, Xsolla has helped thousands of game developers and publishers of all sizes fund, market, launch and monetize their games globally and across multiple platforms. As an innovative leader in game commerce, Xsolla's mission is to solve the inherent complexities of global distribution, marketing, and monetization to help our partners reach more geographies, generate more revenue and create relationships with gamers worldwide
Headquartered and incorporated in Los Angeles, California, with offices in Berlin, Seoul, Beijing, Kuala Lumpur, and cities around the world, Xsolla supports major gaming titles like Valve, Twitch, Roblox, Ubisoft, Epic Games, KRAFTON, Nexters, NetEase, Playstudios, Playrix, miHoYo, Pearl Abyss, NCSoft, and more
By submitting the following job application form, you consent to Xsolla processing your data for career-related inquiries and potential employment opportunities. We process your data in accordance with this Xsolla Privacy Notice for Job Applicants. Please direct any inquiries regarding GDPR or CCPA to

  • Lead Unreal Engine Programmer

    1 week ago

    Serbia Xsolla Full time €30,000 - €60,000 per year

    We are looking for a passionate and technically skilled Lead Unreal Engine Programmer to help define the technical vision and foundation of an upcoming PC & console title built in Unreal Engine 5. You will lead a small Engineering team, set up core architecture, and work closely with design and art to deliver a high-quality playable build. If you are...

  • Senior Python Engineer

    3 days ago

    Serbia Intetics Full time €40,000 - €80,000 per year

    Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and "all-things-digital" solutions, is seeking a highly skilled and experienced Senior Python Engineer to join our dynamic team on a full-time basis.About the project:This project offers a...

  • Middle DevOps/SRE Engineer

    1 week ago

    Serbia Akvelon Full time €40,000 - €60,000 per year

    A fast-growing provider of AI povered solutions is scaling its operations. With a strong customer base and increasing demand, the existing engineering team is under pressure to handle both infrastructure improvements and customer-facing support.To meet this growth, the company is looking to add an Infrastructure Engineer in a team of two (will be a third...

  • AI/ML Engineer long-term

    1 day ago

    Serbia Akvelon Full time €40,000 - €60,000 per year

    We are looking for an AI/ML Engineer to join a dynamic team working across multiple legal-focused AI initiatives. Instead of a long-term assignment on a single product, you'll contribute to a variety of related and evolving projects — some starting from scratch, others already in production.Currently, the most urgent task involves extracting structured...

  • Senior Full Stack Engineer

    2 weeks ago

    Serbia ATAK Interactive Full time 60,000 - 80,000 per year

    About ATAK InteractiveATAK Interactive builds the technical backbone of modern business growth. We specialize in system integrations, API-first solutions, and seamless data connectivity between critical business platforms: ERP, CRM, eCommerce, payments, and analytics. Our development team creates custom solutions that eliminate data silos and automate...

  • Machine Learning Engineer

    1 week ago

    Remote - Serbia Rasa Full time €40,000 - €80,000 per year

    Your turn to start the conversation.Write the future at Rasa. Conversation. It's the thread between our product and our people. The tool that enables us to forge relationships through compassion and expertise. To find the connection between our differences. It keeps us close together across borders and backgrounds and helps us create our shared vision. ...

  • Senior Build

    1 day ago

    Serbia Xsolla Full time €40,000 - €120,000 per year

    Overview We are seeking a Senior Build & Infrastructure Engineer to own and evolve the Unity build pipeline and cross-platform deployment infrastructure across multiple live and in-development titles. This role will focus on creating stable, scalable, and automated deployment systems for WebGL, Windows, and cloud-hosted environments using AWS. ...

  • DevOps Team Lead

    7 days ago

    Serbia Social Discovery Group Full time 30,000 - 60,000 per year

    Social Discovery Group (SDG) is the 3rd largest social discovery company in the world, uniting 60+ brands with 500 million users. We solve the problems of loneliness, isolation, and disconnection by transforming virtual intimacy into the new normal. Our portfolio includes online communication platforms focusing on AI, game mechanics, and video streaming - ,...

  • Senior UX Designer

    2 weeks ago

    Serbia GoDaddy Full time €60,000 - €80,000 per year

    Location Details: Serbia At GoDaddy the future of work looks different for each team. Some teams work in the office full-time; others have a hybrid arrangement (they work remotely some days and in the office some days) and some work entirely remotely. This position may be a hybrid or fully remote position, as decided by your manager. If designated as...

  • Data Annotator

    2 weeks ago

    Serbia Advertima Vision AG Full time €20,000 - €25,000 per year

    About Advertima Vision Advertima is the global leader in AI-powered audience data solutions for in-store Retail Media. Using advanced computer vision, edge computing, and real-time data pipelines, Advertima transforms physical retail environments into intelligent, data-driven media channels. Our API-centric solutions seamlessly integrate into Retail...