Java Developer Intern (f/m/d)

🏢 Summary: Frontend Internship focused on supporting the development of in-house web applications and tools, implementing simple UI features, and collaborating with frontend and backend teams. The role offers hands-on experience with modern JavaScript frameworks and active participation in code reviews, testing, and bug fixing. Interns contribute to real products while learning frontend best practices in a hybrid work model. 🗂️ Requirements: Basic understanding of HTML, Basic understanding of CSS, Basic understanding of JavaScript, Understanding of web application architecture, Knowledge of Git version control, Analytical problem-solving skills, Foundation in computer science, Ability to test and debug code 📃 Skills: JavaScript, TypeScript, React, Next.js, HTML, CSS, Git, REST, API 🏢 Description: HYBRID WORK MODEL: 3 DAYS PER WEEK (60%) IN OUR WROCLAW OFFICE AND 2 DAYS REMOTE About us Hi, we are Ten Square Games , and we live games! No, not a typo - but a level up from loving! We are on a mission of giving players excellent outdoor experiences on their mobiles. With global hits, such as Fishing Clash, we know how to make the best of technology, fun, and fair play. With 77 million registered players in 2024 and 300+ people on board, we keep growing and learning, having the insatiable hunger for the next success. If you also like to explore the unknown and know how to own it, we want to work with you! What is the TSG internship program all about? By joining TSG as an intern , you’ll become a full-fledged member of the team, which means that you won’t just be learning for three months, you’ll also have a real impact on our products. Don’t worry, though! We’ll make sure you have our support on every step of that road. Do you want to Unlock Excitement? Check out what we have in store for you. What will you be doing? Supporting the development of in-house web applications and tools; Implementing simple frontend features based on given specifications and guidelines; Working with technologies such as JavaScript, TypeScript, React or Next.js; Ensuring basic responsiveness and usability of interfaces; Testing and verifying your work before delivery (manual testing, code reviews, etc.); Collaborating closely with other frontend developers and the backend team; Fixing bugs and assisting in improving existing solutions; Actively learning and applying best practices in frontend development; Participating in the daily work of the frontend team. What are we looking for? Analytical problem-solving skills with a solid foundation in computer science; Basic understanding of HTML, CSS, JS, and how web applications work; Knowledge of GIT version control; “Can do” attitude and willingness to learn; Good communication skills and ability to work in a team; Curiosity, reliability, and self-motivation, Student status is a plus. Amaze us with: Knowledge of TypeScript; Experience with React or Next.js; Understanding of API integration (REST); Olympiad achievements (e.g., in informatics); Any personal or hobby projects (e.g., GitHub portfolio); Interest in game development. Piece of advice: It’s worth taking a moment to think about which role suits you best. Applying for several positions at once doesn’t really increase your chances. In fact, it might make it seem like you’re not sure what you’re looking for. Perks for interns: GREAT ENVIRONMENT: Continuous mentorship throughout the entire internship; Tailored onboarding process; Opportunities to work independently on tasks and see your impact on a live product; Autonomy mode and freedom of making partnership decisions. PERSONAL DEVELOPMENT: Safe environment and setting that boost your EXP points and skills; Opportunity to learn from top-notch gaming industry experts; Communities of practice and educational books of your choice; A chance to network with gaming professionals and other passionate interns. COMFORT: Contract of mandate; Working hardware matters – win or Mac – take your pick; Attractive remuneration; Easy accessible modern office in the center of Wroclaw. CARE: Free breakfasts, lunch days, fresh veggies & fruits, and refreshments in the office; In-office massage; Participation in all team and company events. Please submit your CV in English.

🏢 Summary: The role involves developing and optimizing mobile games using Unity, implementing new features, and improving performance to deliver high‑quality player experiences. You will collaborate with cross‑functional teams to enhance technical pipelines and maintain strong coding standards in a live mobile game environment. 🗂️ Requirements: Professional experience in mobile game development, Proficiency in Unity 3D (UI, rendering, asset bundles), Strong knowledge of C#, Experience with performance optimization and profiling tools, Understanding of architectural patterns, Knowledge of data structures, Experience with client-server architecture, Ability to follow good coding practices 📃 Skills: Unity, C#, UI, Rendering, AssetBundles, Profiling, Optimization, Architecture, DataStructures, CI/CD, ClientServer 🏢 Description: HYBRID WORK MODEL: 3 DAYS PER WEEK (60%) IN OUR WROCLAW OFFICE AND 2 DAYS REMOTE About us Hi, we are Ten Square Games , and we live games! No, not a typo - but a level up from loving! We are on a mission of giving players excellent outdoor experiences on their mobiles. With global hits, such as Fishing Clash, we know how to make the best of technology, fun, and fair play. With 77 million registered players in 2024 and 300+ people on board, we keep growing and learning, having the insatiable hunger for the next success. If you also like to explore the unknown and know how to own it, we want to work with you! What is this job all about? We’re seeking a talented Unity Developer (f/m/d) . You will bring new ideas to life and make a real impact in mobile gaming . You’ll be part of a passionate team, building exciting features, fine‑tuning performance, and keeping the player experience top‑tier. If creating games that millions enjoy excites you, this is the place to make it happen! What will you be doing? Implementing new game features; Collaborating with QA, Artists, and Designers; Improving technical pipelines; Identifying and fixing performance bottlenecks; Ensuring high standards and good coding practices. What are we looking for? Professional experience with mobile game development; Knowledge of Unity 3D, including UI, rendering, and asset bundles; Knowledge of C#; Good communication skills and being a team player; Knowledge of optimization techniques and experience with profiling tools; Understanding of common architectural patterns and knowledge of good coding practices; At least a basic understanding of data structures. Amaze us with: Hobby projects that can show your interests in software development; Tools development experience; Game prototyping experience; Experience with CI / CD pipelines; Participation in game jams; Experience in working with a client-server architecture. Please submit your CV in English. Perks for interns: GREAT ENVIRONMENT: Continuous mentorship throughout the entire internship; Tailored onboarding process; Opportunities to work independently on tasks and see your impact on a live product; Autonomy mode and freedom of making partnership decisions. PERSONAL DEVELOPMENT: Safe environment and setting that boost your EXP points and skills; Opportunity to learn from top-notch gaming industry experts; Communities of practice and educational books of your choice; A chance to network with gaming professionals and other passionate interns. COMFORT: Contract of mandate; Working hardware matters – win or Mac – take your pick; Attractive remuneration; Easy accessible modern office in the center of Wroclaw. CARE: Free breakfasts, lunch days, fresh veggies & fruits, and refreshments in the office; In-office massage; Participation in all team and company events. Please submit your CV in English.

🏢 Summary: Autonomous Playable Ads Developer role focused on building high-performance HTML5 mini-games for global ad networks. You will own the full development lifecycle, transforming creative concepts into lightweight, single-file interactive ads optimized for millions of users. The position emphasizes technical ownership, optimization, and rapid iteration based on performance data. 🗂️ Requirements: 3+ years experience in game development or creative coding, Experience with HTML5-based game engines, Proficiency in JavaScript or TypeScript, Ability to work independently as a solo developer, Experience building and optimizing single-file playable ads (<5MB), Knowledge of MRAID and ad network technical requirements, Experience debugging cross-browser and cross-device issues, Experience optimizing 2D/3D assets for web performance 📃 Skills: JavaScript, TypeScript, HTML5, Cocos, PlayCanvas, Phaser, MRAID, WebGL, iOS, Android 🏢 Description: About us Hi, we are Ten Square Games , and we live games! No, not a typo - but a level up from loving! We are on a mission of giving players excellent outdoor experiences on their mobiles. With global hits, such as Fishing Clash, we know how to make the best of technology, fun, and fair play. With 77 million registered players in 2024 and 300+ people on board, we keep growing and learning, having the insatiable hunger for the next success. If you also like to explore the unknown and know how to own it, we want to work with you! What is this job all about? We are looking for a highly autonomous Playable Ads Developer (f/m/d) to join our Creative Production team. You will be the sole technical owner of our interactive ad suite. Your mission is to transform game mechanics and creative concepts into lightweight, high-performance "mini-games" that drive millions of installs across global ad networks. Why should you join us? Creative Autonomy: You own the stack. No legacy code or lead developers to gatekeep your process - you decide the best tools for the job. High-Velocity Impact: Your work goes live to millions. You’ll work directly with UA to see how your code impacts ROI in real-time. The "Maker" Seat: This isn't a ticket-crushing role. You are a bridge between engineering and art, focusing on "juice," game feel, and innovation. What will you be doing? End-to-End Development: Take a creative concept from the design team and build the full playable experience from scratch. Platform Optimization: Ensure playables meet strict "single-file" and size constraints (often <5MB) for Meta, AppLovin, Google, and more. Asset Management: Work with 2D/3D assets, optimizing textures and animations for web performance without losing visual quality. A/B Testing & Iteration: Quickly modify gameplay variables (difficulty, speed, CTA timing) based on performance data. Technical Troubleshooting: Debug cross-browser and cross-device issues (iOS/Android) to ensure a seamless user experience. What are we looking for? Experience: 3+ years in game development or creative coding, specifically with HTML5-based engines. Autonomy: Proven ability to work as a solo developer - setting up your own pipelines and solving technical roadblocks without a lead dev. Tech Stack: Proficiency in JavaScript/TypeScript. Experience with web-native engines like Cocos Creator, PlayCanvas, or Phaser. Network Knowledge: Deep understanding of MRAID and specific ad network technical requirements. Creative Eye: You don't just "code to spec" - you understand what makes a game feel "juicy" (animations, particles, haptics). We believe that work is much more than the benefits that you receive, although we have quite a few of those: Clear career path & internal mobility; Tailored language lessons; Individual and team training budget; Relocation package; Choice of hardware - win or mac – take your pick; Stay in the game - program for moms; Free breakfast; Concierge service - to make your life easier; In-office massage; Psychological support; Worksmile cafeteria of benefits - individual fit; CSR impact activities. At Ten Square Games, sustainability is at the heart of how we play. We’re not just here to make games – we’re here to make a difference. From inspiring climate awareness among players to supporting nonprofits and putting actions that mitigate our climate impact into place, we’re all in. We’ve built an inclusive workspace where every voice counts, bringing fresh ideas to the table and shaping the future of gaming for all. With a merit-based recruitment approach, we welcome everyone ready to help us level up. Dive into exciting projects, make an impact, and be part of the future with us! Please submit your CV in English.

🏢 Summary: Autonomous Playable Ads Developer role focused on building high-performance HTML5 mini-games for global ad networks. The position involves end-to-end development of interactive ads, optimizing them for strict size and platform constraints, and iterating based on performance data. You will own the full technical stack and ensure cross-platform compatibility and web performance. 🗂️ Requirements: 3+ years of experience in game development or creative coding with HTML5-based engines, Proficiency in JavaScript and TypeScript, Experience with web-native engines, Ability to work as a solo developer and set up own development pipelines, Experience building and optimizing lightweight web playables under strict size constraints, Knowledge of MRAID and ad network technical requirements, Experience debugging cross-browser and cross-device issues, Experience optimizing 2D/3D assets for web performance 📃 Skills: JavaScript, TypeScript, HTML5, Cocos, PlayCanvas, Phaser, MRAID, iOS, Android, WebGL 🏢 Description: About us Hi, we are Ten Square Games , and we live games! No, not a typo - but a level up from loving! We are on a mission of giving players excellent outdoor experiences on their mobiles. With global hits, such as Fishing Clash, we know how to make the best of technology, fun, and fair play. With 77 million registered players in 2024 and 300+ people on board, we keep growing and learning, having the insatiable hunger for the next success. If you also like to explore the unknown and know how to own it, we want to work with you! What is this job all about? We are looking for a highly autonomous Playable Ads Developer (f/m/d) to join our Creative Production team. You will be the sole technical owner of our interactive ad suite. Your mission is to transform game mechanics and creative concepts into lightweight, high-performance "mini-games" that drive millions of installs across global ad networks. Why should you join us? Creative Autonomy: You own the stack. No legacy code or lead developers to gatekeep your process - you decide the best tools for the job. High-Velocity Impact: Your work goes live to millions. You’ll work directly with UA to see how your code impacts ROI in real-time. The "Maker" Seat: This isn't a ticket-crushing role. You are a bridge between engineering and art, focusing on "juice," game feel, and innovation. What will you be doing? End-to-End Development: Take a creative concept from the design team and build the full playable experience from scratch. Platform Optimization: Ensure playables meet strict "single-file" and size constraints (often <5MB) for Meta, AppLovin, Google, and more. Asset Management: Work with 2D/3D assets, optimizing textures and animations for web performance without losing visual quality. A/B Testing & Iteration: Quickly modify gameplay variables (difficulty, speed, CTA timing) based on performance data. Technical Troubleshooting: Debug cross-browser and cross-device issues (iOS/Android) to ensure a seamless user experience. What are we looking for? Experience: 3+ years in game development or creative coding, specifically with HTML5-based engines. Autonomy: Proven ability to work as a solo developer - setting up your own pipelines and solving technical roadblocks without a lead dev. Tech Stack: Proficiency in JavaScript/TypeScript. Experience with web-native engines like Cocos Creator, PlayCanvas, or Phaser. Network Knowledge: Deep understanding of MRAID and specific ad network technical requirements. Creative Eye: You don't just "code to spec" - you understand what makes a game feel "juicy" (animations, particles, haptics). We believe that work is much more than the benefits that you receive, although we have quite a few of those: Clear career path & internal mobility; Tailored language lessons; Individual and team training budget; Relocation package; Choice of hardware - win or mac – take your pick; Stay in the game - program for moms; Free breakfast; Concierge service - to make your life easier; In-office massage; Psychological support; Worksmile cafeteria of benefits - individual fit; CSR impact activities. At Ten Square Games, sustainability is at the heart of how we play. We’re not just here to make games – we’re here to make a difference. From inspiring climate awareness among players to supporting nonprofits and putting actions that mitigate our climate impact into place, we’re all in. We’ve built an inclusive workspace where every voice counts, bringing fresh ideas to the table and shaping the future of gaming for all. With a merit-based recruitment approach, we welcome everyone ready to help us level up. Dive into exciting projects, make an impact, and be part of the future with us! Please submit your CV in English.

🏢 Summary: 6-month C++ internship focused on hands-on learning under mentorship, combining practical development tasks with structured self-development. The role involves close collaboration with a mentor and team in a hybrid 4+1 office model in Gdansk. Successful completion may lead to further employment opportunities. 🗂️ Requirements: Bachelor degree or final-year student in Computer Science or related field, Good knowledge of data structures and algorithms, Practical experience with C++ (minimum 500 lines project), Practical experience with Git (minimum 20 non-trivial commits), Familiarity with command line tools, Intermediate English proficiency, Availability for 30 hours per week for 6 months, Ability to work on-site in Gdansk 4 days per week 📃 Skills: C++, Git, Algorithms, DataStructures, CommandLine, English 🏢 Description: Are you looking for a great opportunity to expand your skills and knowledge? Want to join a multinational company with interesting projects and learn from our professionals? If you are ready to start your career in IT, just show us your potential, and we will give you the experience! Responsibilities: Learning under the supervision of an experienced programmer Spend 30 hours per week for 6 months on developing yourself in your chosen field Working closely with your mentor on daily tasks Collaborating with the team in a hybrid model: 4 days per week in our office and 1 day remotely is mandatory Min requirements: Good knowledge of computer science concepts covered during typical university courses (data structures like arrays, lists, trees, common algorithms, algorithmic complexities) Practical familiarity with the typical command line tools Practical experience with C++, strong familiarity with the syntax by having written a project with at least 500 lines of non-trivial code Practical experience with Git, i.e. should have at least 20 non-trivial commits in a repository English: At least intermediate level of written and spoken English Bachelor degree or a strong last-year student in Computer Science or a related discipline This role is based in our office in Gdansk. Being located in Gdansk or within a comfortable commuting distance is preferred to support our 4+1 hybrid work model. Would be a plus: Understanding of the memory hierarchy and the corresponding latencies More prior projects done on own volition We offer: The duration of the internship is 6 months Compensation for the period of study Mentoring from professional specialists, development plan, monitoring of learning progress, technical assessment upon completion of training The best students will have the opportunity for further employment in the company Opportunity to participate in all activities of the company We provide all the necessary equipment Access to training platforms

🏢 Summary: Paid 3-month internship for aspiring Software Testers to gain hands-on experience in manual testing within an Agile team on real internal projects. The program is designed for beginners and includes mentorship, practical project work, and the possibility of transitioning into a permanent role. Participants will create test documentation, execute manual tests, and collaborate with developers in an international environment. 🗂️ Requirements: Good spoken and written English, Availability to work from the office, Strong attention to detail, Analytical thinking, Good work organization, Willingness to learn software testing and new technologies 📃 Skills: Manual, Testing, Testcases, Bugreporting, Agile, English 🏢 Description: Montrose Software invites all aspiring Software Testers to apply for a paid Internship with an International IT Company. This 3-month program is designed for beginners, so no prior software testing experience is required, though it is a plus. You will gain hands-on experience working on real-life projects in an Agile team, focusing on testing internal company projects. Our experienced Testers will teach you everything you need to know from scratch—just bring your interest in the field and a willingness to learn. We are offering to extend the internship period into a regular position, with the possibility of working with international teams. Our requirements: Good spoken and written English Ability to work in office Good work organization Strong attention to details Willingness to learn new skills/technologies Analytical thinking You will be involved in: Performing software manual tests Creating test cases, test scenarios Reporting identified bugs Collaborating with developers on real projects Working as a member of an agile software team Please note that the interview process is divided into two parts: Technical interview ~1 hours Non-technical call with hiring manager ~45 minutes Perks, Snacks & Everything Nice :) Work Environment & Flexibility Opportunity for permanent employment Top-quality equipment to support your work Flexible working hours Exciting and challenging projects with international teams Learning & Development English lessons with a native speaker Dedicated training budget for personal and professional growth Health & Well-being Multisport card Air-conditioned workspace Showers available at the office Food & Comfort Lunches from Kraków’s top restaurants delivered to the office or a refund of the budget allocated for it Fully stocked kitchen with drinks, fruit, and snacks Lifestyle & Fun No dress code — dress comfortably Chillout area with bean bags, therapy balls, PlayStation 4, Nintendo Switch 2 + games, stretching area, and pull-up bar Regular team events Additional Perks Indoor bicycle parking

🏢 Summary: Mid-to-senior DevOps/Systems Engineer role focused on building and maintaining a self-managed, on-premise Linux infrastructure powering a real-money Remote Gaming Server platform in regulated markets. The position centers on production reliability, automation, CI/CD, and secure, high-availability environments without using public cloud providers. Includes shared on-call responsibilities and long-term platform ownership. 🗂️ Requirements: 2–3+ years DevOps or Systems Engineering experience, Hands-on experience with on-premise/bare-metal Linux servers, Strong Docker and containerization experience, Proficiency with Git and GitLab CI/CD, Strong Bash or Python scripting skills, Experience building and maintaining CI/CD pipelines, Understanding of Infrastructure as Code (Ansible or Chef), Experience with production monitoring and incident response, Ability to manage networking, security, storage and databases, Willingness to participate in on-call rotation, English B2 level or higher 📃 Skills: Linux, Ubuntu, Docker, Git, GitLab, CI/CD, Bash, Python, Ansible, Chef, Terraform, PostgreSQL, MongoDB, Zabbix, Networking, Security 🏢 Description: About the company GameCode was founded in 2017. We build cutting-edge real-money slot games and the platform that powers them. The team is 90+ people and we work in a flat structure where your voice is heard and your ideas matter. Join us in shaping the future of online slot gaming. About the job You'll join the team behind our Remote Gaming Server (RGS) - the platform that delivers the gaming experience to players in highly regulated markets: the USA, Canada, Mexico and the UK . We're looking for a mid-to-senior engineer who is as comfortable keeping production rock-solid as building the automation around it - someone with a real feel for system reliability. Important - we do not use public cloud (AWS, GCP, Azure, etc.). Everything runs on self-managed, on-premise / bare-metal Linux. Cloud-only experience won't be a match for this role. The team operates across US and EU time zones. This is a long-term opportunity and a chance to grow with a rising company. What You'll Do Design, build and maintain scalable, reliable and secure self-managed Linux server environments, following best practices. Provision and manage infrastructure: networking, security, storage, databases and Dockerized RGS instances. Build and maintain GitLab CI/CD pipelines for automated deployment and testing. Own production reliability : proactive monitoring (Zabbix), log analysis, performance tuning, incident response and root-cause analysis and continual hardening so the same issues don't come back. Take part in a shared on-call rotation for the platform (compensated separately). Implement and enforce security measures for a regulated environment (confidentiality, integrity, availability), with an eye on high availability and uptime. Collaborate with cross-functional teams to resolve infrastructure and deployment issues, and keep our practices current. ONCALLS - because we run a real-money platform across US/UK/MX/CA, the team shares an on-call rotation to respond to production incidents outside standard hours. On-call is compensated on top of your base rate. What we expect from You / Qualifications 2–3+ years in DevOps and/or Systems Engineering (the roles often overlap). Hands-on experience with * on-premise / bare-metal / self-managed Linux servers. Strong experience with Docker and containerization. Proficiency with Git and experience with GitLab CI/CD . Strong scripting skills in Bash or Python . Solid understanding of the SDLC and of integrating automated tests into CI/CD pipelines. Understanding of Infrastructure as Code: Ansible, Chef; Terraform a plus. Comfortable owning production reliability and joining an on-call rotation. Good organizational skills; able to plan and coordinate effectively. English at B2 level (reading documentation, team communication). Bonus Points 5+ years of DevOps experience. Experience in the gaming / iGaming industry, especially regulated markets. (optional) Experience with high availability / disaster recovery for high-uptime, real-money systems. Available to start within two weeks' notice. Our Technology Stack App server: python, typescript Infrastructure: self- managed Ubuntu servers, Docker, Postgres, MongoDB, Python, Chef, Ansible, Gitlab CICDZabbix What we offer Work contract: B2B full-time Monthly salary On-call compensated separately Necessary equipment Flexible working hours Remote work - up to 100% with occasional office meetings in Warsaw Training budget Why Us? A flat-structured environment where your voice is heard and your ideas matter. Real ownership of a production platform in a growing, regulated market, Continuous learning and room to grow Recruitment process: send email with CV to jobs+devopsengineer@gamecodehq.com short non-technical phone screen technical interview (~2 hours) The whole process from the moment you apply shouldn’t be longer than 3 weeks.

🏢 Summary: 6-month IT internship focused on developing Python programming skills under the supervision of an experienced mentor in a hybrid work model. The program combines practical tasks, mentorship, and technical evaluation, with the possibility of further employment after completion. 🗂️ Requirements: Good knowledge of Data Structures and Algorithms, Understanding of OOP/OOD principles, Knowledge of OSI model, TCP/IP, HTTP/HTTPS, Knowledge of relational databases and SQL, Knowledge of Linux/Unix, Knowledge of Python fundamentals, Basic practical experience with Python, Intermediate or higher English, BS or MS degree (or undergraduate status) in technical field, Availability to work 30 hours per week for 6 months, Availability to work 4 days per week from Gdansk office 📃 Skills: Python, SQL, Linux, Unix, TCP/IP, HTTP, HTTPS, OSI, OOP, OOD, Git, CI/CD, PyCharm 🏢 Description: Are you looking for a great opportunity to expand your skills and knowledge? Want to join a multinational company with interesting projects and learn from our professionals? If you are ready to start your career in IT, just show us your potential, and we will give you the experience! Responsibilities: Learning under the supervision of an experienced programmer Spend 30 hours per week for 6 months on developing yourself in your chosen field Working closely with your mentor on daily tasks Collaborating with the team in a hybrid model: 4 days per week in our office and 1 day remotely is mandatory Min requirements: Good knowledge of Computer Science fundamentals: Data Structures and Algorithms OOP/OOD principles Networking: OSI model, TCP/IP, HTTP/HTTPS Databases: relational DB concepts and SQL OS: Linux/Unix Good knowledge of Python fundamentals (Python Core) Basic practical experience with Python English: Intermediate or higher (spoken and written) Technical education: BS or MS, undergraduate This role is based in our office in Gdansk. Being located in Gdansk or within a comfortable commuting distance is preferred to support our 4+1 hybrid work model. Would be a plus: Git Hands-on experience with Linux/Unix Practical experience in CI/CD PyCharm familiarity We offer: The duration of the internship is 6 months 6 working hours a day Compensation for the period of study Mentoring from professional specialists, development plan, monitoring of learning progress, technical assessment upon completion of training The best students will have the opportunity for further employment in the company Opportunity to participate in all activities of the company We provide all the necessary equipment Access to training platforms

🏢 Summary: Part-time Senior React Developer role in the Wicket CDP team, building and enhancing a customer data platform for sports and D2C industries. The position focuses on developing high-quality frontend solutions using the modern React ecosystem, with strong emphasis on AI-assisted development and automation. You will work end-to-end on scalable web applications within a modern monorepo and CI/CD environment. 🗂️ Requirements: 5+ years commercial experience with React, Strong proficiency in React hooks, context, state management, performance optimization, Very good knowledge of TypeScript, HTML, CSS, Experience with Tailwind CSS, Understanding of modern web ecosystem, Experience with monorepo setup (Turborepo or Nx), Experience with Git (Gitflow, conventional commits), Experience with CI/CD pipelines, Knowledge of unit and integration testing, Basic knowledge of AWS, Confident use of AI coding tools (Cursor, GitHub Copilot, Claude or similar), Ability to independently design and implement solutions end-to-end 📃 Skills: React, TypeScript, JavaScript, HTML, CSS, Tailwind, Turborepo, Nx, ESLint, Prettier, Husky, Git, CI/CD, Netlify, AWS, Jest, Testing, Next.js, ReactNative, Expo, Angular, Python, PostgreSQL, AI 🏢 Description: Finally, you're here – you can stop searching! Technologies change, careers change, you change – so why should your job be boring and static? Take the chance to work on projects from various industries with a place to experiment, or help us develop our very own digital products. Either way – expand your knowledge on the art of coding. What we put on the table is a stack of top-drawer technologies, and it's up to you to show us that you know how to put them to use. At TISA & Hero.DOT we approach development with surgical precision, supplying nothing but the very highest quality of code. If you are interested in part-time work (we work 4 days a week ), please read the description below. You’ll be joining the Wicket CDP team. Wicket is a customer data platform built for sports  and D2C industries — helping them move beyond raw data to actually understand and engage their fans.We embrace AI as a core part of how we work - we use it to move faster, build smarter, and eliminate unnecessary manual work. You should be comfortable using AI at work and eager to automate and accelerate as much of your work as possible. What you’ll be working with Core React ecosystem — hooks, context, performance optimization, state management TypeScript, HTML, CSS Tailwind CSS Strong understanding of the modern web ecosystem Tooling & workflow Monorepo (Turborepo / Nx) ESLint, Prettier, Husky Git — Gitflow, conventional commits CI/CD, Netlify, AWS basics Testing Unit and integration testing Nice to have Next.js React Native (Expo) Angular — ability to read and make basic changes in an existing codebase Experience with CDP, marketing automation, or analytics dashboards Backend familiarity: Python, PostgreSQL, AWS What we’re looking for 5+ years of commercial React experience Confident using AI coding tools (Cursor, GitHub Copilot, Claude, or similar) as part of your daily workflow Ability to make independent technical decisions and own the implementation end-to-end Ownership mindset and a proactive approach to problem-solving Strong communication skills — comfortable working directly with product owners and business stakeholders What can you anticipate? Get your body in good shape with a Medicover Sport card and healthcare with a Allianz package (including a Worksmile cafeteria system), Work when and from where you want – go 100% remote Make the most of the opportunity to self-develop, gain and share knowledge – you grow as we grow! Have a real say in what's happening in the company – we believe anyone can lead the way, We don't have dress codes or job titles, so no shirts and ties (unless you want to). What is our usual recruitment process? You send your application. After initial amazement caused by your stunning set of qualities, we proceed to reach out for a short adjustment call (20 min). Next station – technical interview. You'll get to know more about us and how great you'll fit in (60-90 min). Last but definitely not least – you'll meet up with a Hiring Manager to talk about you career path – the experience you both have and want to collect. We'll get to verify whether our company is the perfect fit for your development (60 min). Remember! You don't have to meet all the conditions to be the perfect candidate. For us, it is more important who you are and who you want to become! We are not looking for machines! This is not the “Matrix”! It’s “Star Wars” => May the force be with you! Always :) So don't waste Your time and submit your CV! We're waiting for you!

🏢 Summary: QA Engineer role in mobile game development focused on ensuring performance, stability, and technical quality of Unity-based games across Android and iOS. The position involves performance testing, CI/CD validation, stress testing, and close collaboration with development teams throughout the product lifecycle. 🗂️ Requirements: Minimum 2 years commercial QA experience in game development, Proficiency with Unity editor, Proficiency with GIT, Understanding of CI/CD processes, Experience building APKs and distributing via GPC and Testflight, Knowledge of Addressables and OTA updates, Experience in mobile games testing, Knowledge of Android and iOS environments, Knowledge of testing methodologies, Experience with Jira or similar tracking tools, Written and spoken English proficiency 📃 Skills: Unity, GIT, CI/CD, Android, iOS, Jira, C#, APK, Testflight, GPC, Addressables, OTA 🏢 Description: At Fun Crafters, we're not just another gaming company; we're a passionate community of gaming enthusiasts and innovators with over a decade of expertise in crafting engaging mobile games. With a mission to create unforgettable gaming experiences, we've carved our path in the gaming industry. Join us to unleash your creativity, shape the future of mobile gaming, and be part of a team where your ideas matter. Welcome to a world where fun knows no bounds! Responsibilities: Assisting developers with investigations, testing of things in progress, looking for a tricky steps to reproduce certain scenarios Verifying that application complies with tech KPIs (measuring battery drains, FPS, Draw Calls, loading times etc etc) Using various tools for technical checks (jittering network connection by purpose, looking at memory cleanup processes etc) Building scenarios for stress and load tests Defining specs for inhouse tools and debug utilities Identifying relevant areas for pre-merge testing Collaborating with other stakeholders and team members Monitoring product quality and reporting bugs Participating in the entire product life cycle Requirements: At least 2 years of commercial experience in dev QA in games industry (must have) Being proficient with Unity editor Being proficient with GIT Understanding basics of CI/CD (building APKs, distribution through GPC and Testflight, Addressables and OTA updates) Proven experience in mobile games testing Knowledge of Android & iOS environments Knowledge of testing methodologies Strong analytical and problem-solving skills Excellent communication and collaboration skills Written and spoken proficiency in English Experience in working with Jira or other databases Bonus points: Experience in performance testing Experience in compatibility testing Knowledge of basic test automation Programming background or skills (especially with C#) Ability to work in our office in Krakow from time to time What we offer: An exhilarating role in the mobile RPG gaming industry. Flexible employment terms: employment contract or B2B. Work environment of your choice: remote, in-office, or a hybrid model. A competitive benefits package tailored to your needs. A modern office space equipped with everything you need to succeed.