Senior Unity Engineer (Remote)

About Us
We are an established game studio developing HeroWarrior, a Unity-based web battle game that has been in active development for three years. Our project is supported by GameWorld (Netherlands) and we're currently preparing for version 2.0 with an expanded development team.
Following strategic restructuring in 2022, we're now building a distributed team across Europe and seeking talented developers to join our long-term project.
Open Positions
We are actively recruiting for the following roles:
UI/UX Designer
Specialization in gaming interface design
Experience with Unity UI systems preferred
 
Full-Stack Developers
 
Backend and frontend development for web platform
Experience with game-related web services preferred
 
Mobile Developers
 
Native mobile app development
Cross-platform experience valued
 
Unity Developers
 
Gameplay mechanics implementation
3+ years Unity experience required
 
3D Web Developers
 
WebGL and Three.js expertise
Browser-based 3D rendering experience
 
hat We Offer
Project Commitment: We're seeking long-term partnerships, not short-term contractors. This is an opportunity to grow with an established project backed by industry partners.
Compensation Structure:
Flexible payment options: hourly rates, monthly retainers, or milestone-based compensation
Rates negotiable based on experience and role
Initial evaluation period followed by standard employment terms
 
Work Environment:
Remote-friendly distributed team
Collaborative development process
Opportunity to work on a commercially-backed game project
Application Requirements
 
Please submit the following:
Portfolio/Resume - Detailed work history and relevant projects
Rate Expectations - Your preferred compensation structure and rates
Code Samples - GitHub repository, portfolio links, or previous work examples
Availability - Expected start date and commitment level
Evaluation Process Acknowledgment - Confirmation of willingness to complete a brief technical assessment
 
Ideal Candidates
Demonstrated passion for game development
Strong technical skills in relevant technologies
Experience working on long-term projects
Collaborative mindset and professional communication
Interest in building innovative gaming experiences
 
Next Steps
We are moving quickly to fill these positions. Qualified candidates will be contacted within one week for initial discussions and technical evaluation.
To apply, please send your complete application materials to vlad@gameworldcompany.com
 

About the Company: 
Bitcastle is a cryptocurrency exchange and Forex (FX)platform which aims to create a new age of exchange where everyone can use it safely and have fun. As we expand and take a more active approach to global expansion, bitcastle is looking to hire a Full-TimeSocial Networking Service (SNS) Executive to join our team.
About the Role: 
We are looking for a Social Networking Service Executive to join the Bitcastle team. In this role, you will lead and execute our social media strategy to grow our brand presence across various platforms. You will manage content creation, community engagement, and campaign execution to strengthen our position in the crypto industry. This is a full-time, fully remote position.
Manage and maintain a strong presence across social media platforms, including X, Instagram, Facebook, LinkedIn, and TikTok, ensuring consistent messaging and tone
Conduct social listening to identify trending topics and emerging content within the cryptocurrency space
Monitor community feedback and collaborate with sponsorship, product, operations, content, and PR teams to deliver timely and relevant content
Create, curate, and manage engaging content tailored to each social media platform
Build and nurture a strong online presence by actively engaging with users, responding to inquiries, and fostering a positive community environment
Partner with communities and brands to boost visibility and establish meaningful collaborations
Track and analyze metrics such as engagement, reach, and growth across social accounts
Plan, execute, and manage social media campaigns, including product launches, contests, promotions, and events
Optimize campaigns to maximize user engagement and overall impact
Requirements: 
At least 2 years of experience in social media content creation and management
Proven ability to develop and execute successful content strategies
Experience using social media analytics tools 
Preferred Qualification: 
Prior experience in social media management within the crypto industry
Deep interest in Web3, blockchain, and cryptocurrency developments
Understanding of social media SEO principles and platform algorithms

Job Description:
Winnables.com is looking for a creative front-end-leaning Full Stack Developer who loves bringing slick, engaging user experiences to life while still caring about the behind-the-scenes details.
You’ll collaborate closely with designers and product leads, iterate quickly on new ideas, and see the direct impact of your work in the hands of players around the world.
If you enjoy mixing imaginative front-end polish with just enough back-end know-how to make the magic happen, we’d love to hear from you.
Key Responsabilities:
Transform design mock-ups and product concepts into polished, responsive game screens, animations, and flows.
Collaborate daily with designers, product leads, and blockchain engineers to prototype, ship, and iterate on new games or new features.
Continuously test, debug, and optimize for performance across devices and network conditions.
Review code, share best practices, and help keep our small codebase clean, secure, and easy to extend.
Use player feedback and analytics to refine existing features and guide new ideas from concept to launch.
Champion accessibility and web-standards compliance, ensuring every player—regardless of device or ability—has a first-class experience.
What You’ll Be Building
Build interactive mini-games that deliver smooth, responsive gameplay.
Create real-time multiplayer features and live game mechanics.
Develop pack-opening systems with eye-catching, engaging animations.
Engineer raffle and lottery-style games that are fully on-chain and provably fair.
Implement Plinko and other physics-based games, tuned for fun and balance.
Craft user-friendly interfaces that perform flawlessly across mobile, tablet, and desktop.
Qualifications:
Tech Stack:
Core: TypeScript · React & Next.js · Node.js · Zustand · WebSockets & REST
Data & Infra: PostgreSQL (Supabase) · Redis · Docker · GitHub
Observability: Grafana · PostHog
Design & Web3: Figma · viem / wagmi
What We're Looking For
Strong experience with TypeScript and modern JavaScript
Solid understanding of React and Next.js ecosystem
Experience building real-time applications with WebSockets
Familiarity with Node.js backend development
Knowledge of PostgreSQL and database design
Experience with responsive design and mobile-first development
Understanding of state management patterns (Zustand experience preferred)
Understanding of web security fundamentals (CSRF protection, secure authentication flows, input validation)
Interest in gaming mechanics and interactive user experience.
Nice to Have
Experience with gaming or interactive application development
Knowledge of blockchain technologies and Web3 integration
Familiarity with monitoring tools (Grafana, PostHog)
Experience with Docker and containerization
Understanding of real-time multiplayer game architecture
 
Company Description:
Winnables.com is on a mission to re-imagine iGaming through full on-chain transparency. We believe players deserve provably fair odds, transparent math, and no black-box RNGs. Every spin and ticket purchase is recorded immutably on Ethereum, so anyone can audit the outcome, track prize pools, or even build their own analytics on top of our contracts.
All of our games are designed and engineered 100% in-house by a small, senior team that blends game design, cryptography, and smart-contract security. We currently operate two flagship experiences:
Raffles – transparent prize drawings where every ticket lives on-chain, letting players verify fairness before and after the draw.
Loot Packs – blockchain-powered loot boxes that reveal randomized rewards with engaging pack-opening animations.
We’re still just getting started. The roadmap is full of green-field challenges—and real, measurable impact on an industry ripe for change. Join us and help craft the next generation of fair, fun, and truly player-owned gaming.

Unity Senior Engineer

Locations: South Korea, Remote.

About us:

At Limit Break, our primary focus is on in-depth expertise, personal and industry progression, and superb craftsmanship. As pioneers in the mobile gaming sector, we push past conventional confines to redefine digital markets and construct connected communities that surpass virtual boundaries. Leveraging advanced technology, cryptocurrencies, and a unique creative vision, we aim to create unforgettable experiences that unite individuals globally. With a strong track record of over a decade, our visionary founders continue to drive innovations, transforming the mobile gaming landscape with bold ideas and strategic risks.

Supported by prominent investors like Buckley Ventures & Paradigm Ventures, we are not simply a company; we are a force of change poised to shape the future of gaming and beyond.

About the Role:

Embark on an exciting journey with Limit Break as a top-tier Unity Engineer tasked with leading a groundbreaking venture to develop a cutting-edge mid-core 3D mobile game from conceptualization to realization. Collaborate with a dynamic team to craft and refine the game's prototype in alignment with executive vision. As the project progresses, you will scale the team from pre-production to full production, engaging with leads and directors from various areas for a multifaceted approach.

This role presents a unique opportunity for an inquisitive and ambitious individual to influence workflows and build a high-caliber team for an ambitious gaming project. Join an experienced and passionate organization where your dedication to gaming excellence will shine.

Become a core team member from the project's outset and leave your mark on the gaming sphere as part of a forward-thinking, engaged team.

Responsibilities: What you’ll do

Conceptualize, develop, and maintain robust gameplay systems in Unity (C#)

Collaborate closely with designers and artists to breathe life into features

Design and deploy modular, data-driven systems in Unity that can adapt to live configuration and content changes

Coordinate with the backend team to ensure seamless client-server communication

Contribute to architectural decisions and provide mentorship for junior developers

Troubleshoot and resolve performance, crash, and build size issues using Unity’s profiling and debugging tools

Take ownership of features, guiding them from concept to refinement, striving for optimal outcomes

Qualifications: Who you are and what you’ve done

Minimum 8 years of professional game development experience, with at least 5 years in Unity

Proficiency in Unity and C# with a deep understanding of the engine’s lifecycle

History of shipping one or more live service games targeting mobile using Unity

Ability to navigate an established Unity codebase, modifying and extending systems with minimal disruption

Proactive mindset and a commitment to feature ownership from start to finish

Deep comprehension of Unity’s architecture, incorporating best practices for MonoBehaviours, ScriptableObjects, Prefabs, and Addressables

Capability to work independently while effectively communicating and collaborating with colleagues

Nice to have. What an ideal candidate looks like

Bilingual proficiency in English and Japanese is preferred

Knowledge of backend technologies like GoLang, Redis, SQL, and Docker

Experience with Free-to-play games

Familiarity with Continuous Integration/Continuous Deployment (CI/CD) pipelines

Apply now:

If you are a motivated visionary seeking an exciting opportunity, consider applying for this role. We are an international blockchain gaming company expanding globally with regional operations. Diversity is valued within our company, and all qualified applicants will be considered based on merit without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or any other legally protected characteristic in the applicable region.

Job Location: New Zealand, Remote

About the Company: Limit Break thrives on deep expertise, personal and industry evolution, and impeccable craft. They are global pioneers in the mobile gaming sector, pushing traditional boundaries to redefine digital markets and create vibrant communities across the globe. The company leverages cutting-edge technology, cryptocurrency, and creative vision to craft immersive experiences that transcend gaming and unite people worldwide.

**Role Join Limit Break's innovative team as a Unity Engineer to lead an exciting new project in developing a cutting-edge, mid-core, 3D mobile game from concept to reality. Work closely with a dynamic team to shape and refine the game prototype, collaborate with leads, and coordinate the scaling of the team from pre-production to full production.

This role offers an opportunity for an inquisitive and driven individual to contribute to an ambitious gaming project, shape the workflow, and build a high-performing team. Be part of a dedicated and experienced organization where your passion for gaming excellence will be valued.

Responsibilities: What you'll do

Design, implement, and maintain robust gameplay systems using Unity (C#).

Collaborate with designers and artists to bring game features to life.

Create modular, data-driven systems in Unity that can adapt to live changes in configuration and content.

Coordinate with the backend team to ensure seamless client-server communication.

Contribute to architectural decisions and mentor junior developers.

Troubleshoot and resolve performance, crashes, and build size issues using Unity's profiling tools.

Take ownership of features from concept to final polish to ensure highest quality.

Qualifications: Who you are and what you've done

Minimally 8 years of game development experience, with at least 5 years working in Unity.

Proficient in Unity and C#, with a strong grasp of engine lifecycle.

Experience delivering live service games targeting mobile using Unity.

Comfortable working within an extensive Unity codebase, extending existing systems with minimal disruption.

Proactive mindset with a track record of feature ownership from inception to completion.

Deep understanding of Unity's architecture and best practices for MonoBehaviours, ScriptableObjects, Prefabs, and Addressables.

Ability to work independently but also collaborate effectively with engineers, designers, and artists.

Nice to have: Ideal candidate

Bilingual proficiency in English and Japanese.

Knowledge of backend technologies such as GoLang, Redis, SQL, and Docker.

Previous experience with Free-to-play game titles.

Familiarity with CI/CD pipelines.

Apply now: If you are a driven professional seeking an exciting role, submit your application to explore this opportunity. This international blockchain gaming company with regional operations is expanding globally. Diversity is highly valued, and all qualified candidates will be considered based on merit, irrespective of race, color, religion, sex, sexual orientation, or national origin.