Jobs at Djinni

We’re looking for a Business Development Manager to expand our partnerships across crypto, DeFi, and fintech, open new markets, and help shape Balancify’s global growth strategy.

Your Role

• Build strategic partnerships with crypto exchanges, DeFi projects, payment gateways, and fintech companies.
• Develop go-to-market strategies and identify new business opportunities across emerging markets.
• Manage the full partnership lifecycle — from outreach to deal closure.
• Collaborate with internal teams to align product and business goals.

• Represent Balancify within the market and across Web3 communities.

   

Requirements

• 3+ years of experience in Business Development, Partnerships, or Growth.
• Understanding of Web3, DeFi, or crypto payments.
• Proven track record in building B2B partnerships and closing deals.

• English — Upper-Intermediate or higher.

   

Nice to Have

• Existing network within the crypto / fintech ecosystem.
• Experience working in startups or fast-scaling projects.

• Understanding of SaaS + Web3 monetization models.

   

We Offer

• Competitive compensation (base + performance bonus).
• Fully remote and flexible schedule.
• High autonomy and ownership in decision-making.
• A small, ambitious team where initiative matters more than titles.

We are looking for a Software Engineer (Three.js) to join our team! 

Requirements: 
– 2-3 years of hands-on experience in Three.js development.
– Strong Understanding of Three.js Concepts.
– Strong proficiency in JavaScript/TypeScript and front-end frameworks like Angular.
– Solid understanding of 3D graphics concepts (geometry, materials, lighting, shaders, camera systems).
– Understanding of responsive web design and cross-browser compatibility.
– Proficient understanding of web markup, including html5 and css3.
– Strong problem-solving, debugging skills and attention to performance.
– Must be able to independently design code and test major features, as well as work jointly with other team members to deliver complex changes.
– Excellent communication and interpersonal skills. 

Responsibilities: 
– Develop and maintain 3D web applications using Three.js and related technologies.

– Translate creative concepts, mockups, and storyboards into dynamic, interactive browser-based experiences.

– Build reusable, Three.js modular components (e.g., loaders, animations, shaders, interactions) to accelerate development.

– Optimize rendering performance for smooth cross-device, cross-browser experiences.

– Ensure code quality, scalability, and maintainability through best practices and documentation.

– Debug and resolve rendering and interaction issues in production environments.

– Contribute to product development by driving features from initial idea through launch.

– Collaborate cross-functionally with designers, developers, and stakeholders to deliver polished, immersive interfaces. 

Our benefits to you:
☘️An exciting and challenging job in a fast-growing holding, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided
🏖Paid vacations, sick leave, personal events days, days off
💵Referral program — enjoy cooperation with your colleagues and get the bonus
📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
🎯Rewards program for mentoring and coaching colleagues
🗣Free internal English courses
✈️In-house Travel Service 
🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, PIN-UP clubs for movie / book / pets lovers and more
🎳Other benefits could be added based on your location 
 

We are looking for a creative and experienced Marketing Designer to develop visual identity for social media in the esports and gambling industries. If you are proficient in design tools, understand the specifics of CS2, CS:GO, and casino branding, and are eager to create both static and animated creatives, join our team. We value experience in designing for social media platforms (Instagram, TikTok, X) and a willingness to experiment with new trends.

HOW YOU WILL MAKE AN IMPACT

• Develop visual identity for social media (Instagram, TikTok, X) considering the esports and gambling industries.
• Create static and animated creatives.
• Prepare graphics for advertising integrations and media buying.
• Adapt designs for various platforms and localizations.
• Participate in brainstorming sessions.
• Work with 2D/3D models.

WHAT WILL HELP YOU SUCCEED IN THE ROLE

• 2+ years of design experience in the Gambling and Esports sectors (mandatory).
• Proficiency in Figma, Photoshop, Illustrator, After Effects (or equivalents).
• Deep understanding of CS2, CS:GO, casino branding, and related visuals.
• Awareness of visual trends on X, Instagram, and TikTok.
• Basic motion design skills.
• Knowledge of social media trends (Instagram, TikTok, X) and visual adaptation for different platforms.
• English level: B2+.

HOW WE WILL KEEP YOU SMILING

• Flexible working hours and a remote work setup, so you can plan work around your life and not your life around work!
• Unlimited vacation days and paid sick leave—because your rest matters.
• A competitive compensation that truly reflects your skills and expertise.
• Employee referral bonus and gifts to celebrate your special occasions.
• 50% financial support for learning expenses to supercharge your professional growth!
• A positive atmosphere where you always feel respected and truly belong.
• Inspirational team-building activities that turn colleagues into best friends.
• Wellness benefits: We’ll support your sports passions, from yoga classes to gym memberships.
• Co-working space reimbursement to save your nerves from always working from home :)

UI/UX Designer (Sweepstakes Casino, US Market)

We’re a fast-growing startup in the iGaming space, preparing to launch a new sweepstakes casino brand for the US market in just 2.5 months.
We’re now building our core team, and this is a unique opportunity to join at the very start and shape both the product and the brand from the ground up.
Our project is fully compliant and “white”, with no blocking or legal risks.

What you’ll do

• Develop a design system, BrandBook, and full visual identity for the product.
• Create UI kits, user flows, and responsive designs for both web and mobile.
• Build interactive prototypes in Figma and collaborate closely with the product and development teams.
• Take ownership of graphic design tasks — banners, promo visuals, social media assets, email layouts, and in-game graphics.
• Apply principles of gamification, loyalty, and retention to enhance user engagement.

Position format

• This is a founding design role — you’ll be the only designer at the initial stage.
• You’ll have full freedom to build the design processes and define the product’s visual language.
• As the company grows, you’ll have the chance to lead and build your own design team.

Requirements

• Proven experience in UI/UX design and design system creation.
• Strong skills in Figma and prototyping.
• Understanding of UX patterns, user behavior, and engaging UI.
• Solid background in graphic design (banners, icons, illustrations, typography, composition).
• High attention to detail and visual consistency.

Nice to have

• Experience in iGaming, sweepstakes, or entertainment platforms.
• Skills in animation and Storybook.

What we offer

• Fully remote work and flexible schedule.
• Opportunity to build a brand and product from scratch.
• Work with an international team in a fast-moving, competitive market.

Our client is an international product-based IT company specializing in the iGaming industry. Born in 2014, they rocked the CIS region, and now take the success to the world. 

We are currently looking for a Senior DevOps Engineer

📋 Key responsibilities and your contribution:

• Virtualization: Design and operation of Proxmox VMs, administration of Kubernetes production clusters, lifecycle management automation.
• Network Infrastructure (NOC): Configuration and maintenance of iBGP, Cisco router setup (Spine-Leaf topology), implementation of Service Mesh (Istio/Linkerd) with mTLS.
• Storage: Deployment and operation of Ceph clusters, working with SAN/NAS systems, performance optimization.
• IaC & Automation: Declarative infrastructure management (Terraform/Ansible), automation of dev/stage/prod environments, CI/CD for infrastructure code (GitLab CI).
• Observability: Building monitoring for network and virtualization stacks (Prometheus, Grafana, ELK, OpenTelemetry), SLA alerting configuration.
• Hardware: Working with server hardware, implementing high availability, capacity planning.

📚 Your qualifications:

• 4+ years of experience as a DevOps engineer
• Practical experience with Proxmox VM / VmWare / KVM
• Experience administering Kubernetes in production
• Network technologies (NOC)
• Practical experience in configuring and supporting iBGP
• Understanding of Spine-Leaf architecture for inter-data center interaction
• Experience in building fault-tolerant network solutions
• Practical experience with Ceph (distributed storage)
• Infrastructure as Code (Terraform, Ansible, or similar)
• Bash/Python for automation
• Experience building observability stacks
• Understanding metrics for network and virtualization levels
• ELK stack or similar for centralized logging

➕ Nice to have:

• Experience with OpenStack, Ovirt, KVM
• Cisco certification
   

Benefits:

⭐ Days of recovery: 20 paid vacation day per year and unlimited sick leave days.
⭐ Health: corporate medical insurance, a company psychologist and a Cafeteria of Benefits for personal wellness choices.
⭐ Education: a variety of foreign languages course for you to choose from. Also we are open for your development and you can choose different courses /training for improving your skills.
⭐ Compensation: additional benefits that can be used according to company policy, e.g. paid business trips, international conference opportunities, lunch perks at our offices etc.
⭐ Work Environment: work remotely or from one of our offices in Cyprus, Portugal, Poland, equipped with the equipment you’ll need for success.

We are seeking an IT Support Specialist (Product Support) to join the team. The primary focus of this role is to support end-users with product-related questions, troubleshoot issues, and ensure a smooth user experience. You will be the first line of support, communicating directly with users and collaborating with Product and Engineering teams to resolve issues quickly and clearly.

Strong English communication skills are essential, as most interactions will be through email, chat, or ticketing systems. You should also have the ability to adapt to different user cultures, particularly the British business context, as many of the company's clients are based in the UK. Experience studying or working in the UK will be a plus.

It’s important to note that most of your internal “clients” will be real estate agency staff, as they are primary product users. This is closer to a B2B2C environment, so prior experience in supporting B2B products or at least a solid understanding of how B2B support differs from B2C will be highly valuable.

Key Responsibilities

• Act as the first point of contact for product support queries from end-users (primarily real estate agencies).
• Provide clear, timely, and professional responses to user inquiries.
• Troubleshoot product issues, escalate when necessary, and track resolution.
• Maintain accurate documentation of issues, solutions, and FAQs.
• Collaborate with Product and Engineering teams to share feedback and improve the user experience.
• Support onboarding of new users by answering product-related questions.
• Contribute to building a knowledge base of support articles and guides.
  Organized

Requirements

• Strong communication skills in fluent English (a must).
• Excellent customer service mindset with empathy and patience.
• Understanding of British business culture and ability to communicate with UK-based clients (experience working or studying in the UK is a strong plus).
• Basic understanding of IT support and troubleshooting (e.g., login issues, connectivity, product use).
• Experience or strong awareness of B2B product support (vs. B2C).
• Organised, detail-oriented, and proactive in solving problems.
• Comfortable working in a remote, fast-paced startup environment.
   

Nice to Have

• Previous experience in product support, IT helpdesk, or customer support.
• Exposure to SaaS products, CRM systems, or property tech platforms.
• Familiarity with tools like Jira, Zendesk, or similar ticketing systems.

This is a fully remote job with the working schedule in the European timezone.

Company offers:

• Competitive salary with the potential for equity options based on performance, recognizing exceptional contributions to the company's integration success.
• Fully remote role – work from anywhere.
• Opportunity to learn and grow within a scaling company.
• Be part of a collaborative, international team.
• Shape the user experience of a fast-growing product.

Frontend developer -middle level

Snowball is a San Francisco and Kyiv-based FinTech startup revolutionising how cryptocurrency investments are made. We're building cutting-edge DeFi solutions that make crypto investing accessible to everyone.

The Role

As a Front-End Developer at Snowball.money, you'll be building the user-facing side of our Web3/DeFi products, translating design and vision into high-performance, elegant, and user-friendly interfaces. You'll collaborate closely with our design and development teams to create intuitive experiences that make our products accessible to everyone.

Responsibilities:

• Develop and maintain performant, modular, and responsive UI components using React and TypeScript
• Build cross-platform experiences with React and React Native
• Work closely with design teams using Figma to implement interfaces
• Implement state management solutions using Zustand
• Optimize the front-end for speed, scalability, and user experience
• Integrate with GraphQL and REST APIs using React Query/TanStack
• Create adaptive designs that work seamlessly across all devices
• Ensure high code quality with testing, documentation, and code reviews
• Participate in Scrum ceremonies and collaborate effectively with the team
• Stay updated with the latest front-end technologies and Web3 developments
• Document new solutions and maintain existing ones
• Adapt structured coding styles for easy review, testing and maintainability of the code
   

Requirements:

• 2+ years of experience in front-end development
• Strong knowledge of React, TypeScript, and component-based architecture
• Experience with Web3 technologies and Move ecosystem(aptos, sui)
• Proficiency with React Query/TanStack for data fetching
• Experience with state management solutions (Zustand preferred)
• Expertise in TailwindCSS for styling and responsive design
• Familiarity with React Native (a plus)
• Experience implementing UI from Figma designs
• Understanding of version control (Git) and Agile workflows (Jira/Confluence)
• Experience with GraphQL (a plus)
• Experience with Vercel deployment workflows
• Experience with Cursor editor (a plus)
• Passion for clean code, performance optimization, and user experience
• English - Intermediate or higher

Our Tech Stack:

• Frontend: React, React Native, TypeScript, TailwindCSS, Zustand, React Query/TanStack
• Design: Figma
• Backend: Node.js, nest.js, prisma, GraphQL, REST API, PostgreSQL
• Cloud: Google Cloud Platform, AWS, Docker, Github Actions, Vercel
• Project Management: Jira, Confluence, Git, Scrum
• Development: Cursor editor

Why Join Us:

• Work on cutting-edge Web3 and DeFi technology
• Flexible remote work environment
• Collaborative team culture focused on innovation
• Opportunity to shape the future of cryptocurrency investing

We’re building a Unity game in the CCG / autobattler genre and are looking for a UI / Graphic Designer to create the game’s interface, visual style, and production-ready assets.

Responsibilities

• Define the UI visual language and create a lightweight style guide (colors, typography, components).
• Design key screens and flows: main menu, lobby, deck/collection, shop, battle HUD, settings, onboarding.
• Create in-game assets: card frames, icons, badges, rarity/affinity indicators, overlays, simple FX-ready elements.
• Prepare Unity-ready exports (atlases/sprites, slicing, naming conventions), collaborate on implementation with the dev team.
• Iterate quickly based on playtest feedback and UX constraints specific to CCG/autobattlers (readability, hierarchy, states).

• Maintain consistency and performance-friendly assets for multiple resolutions.

   

Requirements

• 3+ shipped or portfolio-ready game UI pieces (preferably strategy/CCG/autobattler or systems-heavy games).
• Strong skills in Figma and Adobe (Photoshop/Illustrator); ability to deliver clean, organized files.
• Practical understanding of Unity UI (uGUI/UI Toolkit basics, slicing/exporting, pixel density, anchors).
• Solid grasp of UX for complex interfaces (tooltips, states, inventory/decks, progression, economy).
• Ability to create crisp 2D assets/icons that read well at small sizes.

Nice to have

• Motion/interaction basics (micro-animations, transitions).

• Experience with VFX handoff (masks, layers, blend modes).

   

What we offer

• Project-based contract (timeline and scope to be agreed with you).
• Close collaboration with the Game Designer, Art/Tech leads, and Unity developers.
• Flexible hours and remote work.

Please send:

• Portfolio links highlighting game UI (ideally CCG/autobattler or similar).
• A short note on your availability (hours per week) and monthly rate (USD).
• Tools you use (Figma, Adobe, others) and examples of Unity-ready exports you’ve delivered.

If this sounds like you, we’d love to talk and walk you through the current prototype and priorities.

Check Point is looking for a Middle C++/GO Developer to team developing platform in cybersecurity and SaaS for simplifying network security for the modern and distributed workforce by transforming the outdated, complex, hardware-based network security technologies of the past into one unified, easy-to-use, and scalable software solution. You will be part of multi-national distributed team responsible for multiple desktop and mobile device agents.

Join to our international team with offices in New York, Los Angeles, Tel-Aviv and Vinnytsia.

RESPONSIBILITIES

• Writing scalable, robust, testable, efficient, and easily maintainable code and services that are part of our Core Network as a Service components.
• Develop advanced services of cloud network solutions.
• Maintain high-performing, scalable, and testable code.
• Practice peer review and collaborative programming.

SKILLS

• 3+ years of experience with C++/GO/C/Python development.
• 3+ years of professional software engineering experience.
• Experience with networking protocols, routing, tunneling, etc.
• Experience with architecture and design of distributed services/microservices / scalable solutions.
• Experience in a cloud environment.
• Experience with NoSQL databases.
• BSc in Computer Science / Software Engineering or equivalent.
• Upper-Intermediate level of English.

WE OFFER

• Work in a creative friendly environment using cutting-edge technologies.
• Work-life balance and flexible schedule.
• Competitive compensation with focus on your expectations; annual salary review.
• 24-day paid vacation and 100% paid sick leave.
• Financial support and legal support for individual entrepreneurs from our side.
• Professional, language and soft skills trainings.
• Health insurance coverage: individual and family, Fitness plan.

Delasport is an iGaming Software company providing Sports Betting & Online Casino software, and turnkey B2B solutions. Established in 2010, Delasport delivers a one-stop-shop solution of Sports Betting and Online Casino from a White-Label, with a full range of management services to a Plug&Play iFrame and a complete Turnkey. We are establishing an R&D centre in Kyiv, and are looking for top talents to join our team.

TECHNOLOGY STACK

Microservice architecture, Java 21, Spring Boot 3.4+, PostgreSQL, MongoDB, Kafka, Google Cloud Platform, Kubernetes

RESPONSIBILITIES

• Development of new business initiatives, an extension of existing ones
• Taking an active part in improvements and optimizations to the systems
• Resolve technical problems, critical thinking on the development approach
• Be part of a cross-functional team with end-to-end responsibility for the result

REQUIREMENTS

• 3+ years of commercial development experience using Java-related technologies
• 1+ years of working experience with API development
• Hands-on experience with microservice architecture
• Ambition to write high-quality code covered with unit tests
• Solid debugging and troubleshooting skills
• Proactive and result-oriented mindset
• Strong problem-solving skills
• At least Upper-Intermediate English level

WHAT WE CAN OFFER YOU

• Modern office in Podil with an uninterruptible power supply and the Internet
• Personal time off (21 business days of paid vacation, paid days on special occasions, sick leaves, emergency days off)
• Public holidays
• Health insurance with the broker which is available from the first month of cooperation
• Life insurance with the broker which is available from the first month of cooperation
• Modern technical equipment
• English courses with native speakers
• Ukraine-based educational programs
• Sports activities reimbursement
• Corporate entertainments
• Happy hours on Fridays
• Gig contract support

Are you a hands-on Java expert with a passion for clean architecture and strong leadership?
The Trading Pit, a fast-growing fintech innovator, is on the hunt for a Java Team Lead to guide our backend team, build scalable systems, and play a key role in driving our global platform forward.


Key Responsibilities:

• Lead, mentor, and inspire a team of skilled Java developers, promoting best practices and clean, scalable code
• Design and implement high-performance backend services using Java 17+ and Spring Boot
• Collaborate with frontend developers (React) to ensure seamless integration.
• Take ownership of backend architecture, system design, and performance optimization
• Champion modern engineering practices including TDD, code reviews, and CI/CD workflows
• Work cross-functionally with Product, DevOps, QA, and Design teams in an agile environment
• Drive backend feature delivery and play a key role in shaping the technical roadmap

Requirements:

• Deep technical expertise in Java, Spring Boot, and Hibernate/JPA
• Minimum 5 years of experience in a leadership role, managing or mentoring backend development teams
• Strong team player with the ability and desire to mentor, provide feedback, and build high-performing teams
• Solid understanding of REST APIs, microservices, and scalable architecture
• Hands-on experience with PostgreSQL (SQL, triggers, PL/pgSQL)
• Strong working knowledge of Apache Kafka (Kafka Streams, Schema Registry)
• Familiarity with Docker, Git, Maven/Gradle, and CI/CD pipelines
• Experience with cloud platforms (preferably AWS)
• Excellent communication skills and a proactive, collaborative mindset

What We Offer:

• Competitive salary
• Hybrid work flexibility
• 21 days of annual leave + 6 paid sick days
• Comprehensive medical insurance
• Provident fund contributions
• Birthday gift + half-day off on your birthday
• Pet-friendly office
• Fresh fruit, snacks, and premium coffee daily
• Relaxed dress code and a friendly, high-energy team culture

On behalf of our Client from the USA, Mobilunity is looking for a Full-Stack Developer for a long-term engagement.

Our Customer provides retail technology solutions for small to medium size retailers. The company is focused on implementing advanced technology with a competitive price/value proposition.

The role will include supporting and working with the product owner. At the beginning it will be 70% supporting the old system and 30% developing new features. It is a Windows application. It is likely that 20% of the development will be for native Windows and 80% for Web.

Requirements:

• Server side:
  • C#
  • Node JS
  • SQL Server
  • Elastic search – advantage
  • Dynamo DB or other no SQL database – advantage
• Front-end:
  • .Net WinForms C#
  • Angular or React
  • React Native – advantage
  • HTML + CSS
  • Material Design + Bootstrap
• Level of English – Upper-Intermediate and higher

In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Mobilunity Medical Insurance program designed to attend our teams’ needs
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• Perfect office location in the city-center (900m from Lukyanivska metro station with a green and spacious neighborhood) or remote mode engagement: you can choose a convenient one for you, with a possibility to fit together both
• No open-spaces setup – separate rooms for every team’s comfort and multiple lounge and gaming zones
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

Come on board, and let’s grow together!

We are seeking a motivated and hands-on DevOps Engineer to support the design, automation, and operation of CI/CD pipelines, container orchestration, and deployment processes within our OpenStack-based private cloud and on-premise environments.
The ideal candidate will have solid experience with Kubernetes, CI/CD pipelines, automation tools, and Linux systems administration. You will collaborate closely with infrastructure and application teams to ensure efficient, reliable, and secure delivery of services.

Required Skills & Experience

• Strong hands-on experience with Kubernetes (Helm charts, basic CRD management, Rancher, kubectl).
• Experience with CI/CD tools, preferably Jenkins (Groovy or declarative pipelines).
• Familiarity with containerization technologies (Docker).
• Working knowledge of Git-based workflows (BitBucket or GitLab).
• Practical experience with Ansible and Terraform for infrastructure automation.
• Scripting experience in Bash and/or Python.
• Good understanding of Linux systems administration (Ubuntu, CentOS).
• Knowledge of networking fundamentals (DNS, load balancing, routing).
• Basic understanding of Vault, Artifactory, or similar DevOps ecosystem tools.
• Familiarity with monitoring and logging stacks (Prometheus, Grafana, ELK).

Nice to Have

• Exposure to OpenStack or other private cloud platforms.
• Experience with message queues (Kafka, RabbitMQ, MQTT).
• Knowledge of PostgreSQL or Elasticsearch.
• Awareness of security and compliance practices (TLS, secrets management, IAM).
• Interest in learning and contributing to DevOps process automation and toolchain improvement.

Job Responsibilities

Key Responsibilities

• Build, configure, and maintain CI/CD pipelines using Jenkins (Groovy pipelines).
• Deploy and manage Kubernetes clusters and workloads, including Helm charts and Rancher-based environments.
• Maintain container registries, artifact repositories, and related tools (e.g., Artifactory, Vault, BitBucket).
• Automate provisioning and configuration tasks using Ansible and Terraform.
• Support the integration of infrastructure and application deployments across OpenStack and on-premise environments.
• Contribute to system monitoring, logging, and alerting using Prometheus, Grafana, and ELK stack.
• Troubleshoot build, deployment, and runtime issues in CI/CD and Kubernetes environments.
• Ensure consistency, security, and compliance in deployment processes and configurations.
• Collaborate with development and infrastructure teams to improve reliability and scalability of services.

Department/Project Description

You will work as part of a cross-functional team responsible for delivering, maintaining, and improving our private cloud platform and on-premise infrastructure.
While the infrastructure engineers manage the underlying OpenStack systems, the DevOps team focuses on automation, CI/CD, and service orchestration on top of that foundation.
This role offers exposure to cutting-edge cloud and DevOps technologies, with opportunities for growth toward architecture and leadership responsibilities.

ZEN8 (Stealth Rebrand) / Connected Swim Training
📍 Lisbon | Full-time - Permanent 

Competitive salary based on experience, with stock options for high-impact results.

About ZEN8 Sports

In a world where cycling, running, and rowing have gone virtual, swimmers have been left behind. We’re changing that.

With over 20,000 athletes already training with our first product, we’ve proven the demand. Now we’re building the world’s first Connected Swim Training platform,  merging smart equipment, real-time performance data, and the thrill of gaming to make swim training accessible, engaging, and exciting for everyone.

We’re currently in stealth, finalizing our next-generation product and closing our Seed round to launch in the coming months. What we’re building will change how millions train, compete, and connect.

Role Overview

As a Unreal Engine Programmer, you’ll play a key role in building the future of Connected Swim Training, a mobile (Android & iOS) experience, turning ideas into real impact for our athletes and community. You’ll work closely with gameplay engineers, designers, and product leads to design, build, and optimize interactive systems, UI experiences, and multiplayer features that push our mission forward.

This isn’t about checking boxes. It’s about owning your lane, seeing the bigger picture, and improving how we work every week.
You’ll bring a mix of focus, creativity, and curiosity, balancing speed with quality to move fast and stay sharp.

We’re looking for someone who loves refining systems, improving processes, and finding better ways to deliver results.

If you thrive in fast-moving environments, learn fast, and enjoy building alongside a passionate, purpose-driven team, you’ll fit right in.

Key Responsibilities

• Implement and maintain UI systems (UMG, widgets, menus) integrated with gameplay and data assets.
• Design data-driven systems using DataTables, DataAssets, and editor scripting for scalable content.
• Support multiplayer replication logic in collaboration with gameplay systems (ability data, inventories, etc.).
• Work closely with engineers to optimize systems for clarity, modularity, and performance.
• Implement, test, and optimize systems for mobile platforms (Android & iOS), ensuring smooth performance and efficient builds.
  
   

Required Skills

• 4–6+ years of Unreal Engine experience, OR shipped, production-level projects that demonstrate equivalent expertise.
• You thrive in fast-moving, cross-functional environments working across gameplay, UI, and systems programming.
• Proven ability to deliver high-quality, performant systems that balance speed, precision, and impact.
• Hands-on experience with Unreal Engine 5 (C++, Blueprints, UMG, Data Assets, Replication Framework).
• Strong understanding of modular system design, data-driven architecture, and multiplayer replication concepts.
• Excellent communication and collaboration skills, with the ability to work effectively across engineering, design, and product teams.
• Track record of improving technical workflows, simplifying architecture, and optimizing systems for performance and scalability.
• Analytical mindset with a focus on data validation, profiling, and measurable results.
• Curiosity and drive to learn quickly, adapt, and iterate on complex systems in real time.

• Ability to thrive in a startup or small-team environment, proactive and energized by building robust, scalable features from the ground up.

   

Additional Skills

• Experience working in a startup or small, fast-moving team environment.
  You thrive with autonomy, adapt quickly, and enjoy building things that don’t exist yet.
• Comfortable working cross-functionally and wearing multiple hats when needed.
• Experience with Unreal Engine Editor scripting (Python or Editor Utility Blueprints) for workflow automation.
• Familiarity with backend or platform integrations (Steam, EOS, PlayFab, or AWS Gamelift).
• Knowledge of game telemetry, analytics, or live balancing pipelines to support iterative tuning.

• Experience optimizing mobile performance, packaging, and build pipelines for Android and iOS.

   

Nice to Have

• Passion for triathlon, swimming, endurance sports, or human performance, or you deeply understand what drives athletes to train, improve, and stay consistent.
• Understanding of habit formation, motivation, or behavioral design to make training engaging and repeatable.
• Experience building for virality, community, or network effects, where users motivate each other and growth happens organically.
• A love for making training or shall we say gaming fun and rewarding, you think about why people keep coming back, not just how it works.

We work in a hybrid setup, typically three days in the Lisbon (Portugal) office and two from home, with flexibility depending on role and sprint cycles.

Boosty Labs is a trusted blockchain development partner for over 150 clients worldwide including industry leaders and Fortune 500 companies. Our technical expertise spans Golang, Rust, Solidity, Javascript, Typescript, Python, Node.js, React.js, Vue.js, Flutter, Swift, and Kotlin — everything needed to build robust blockchain and fintech solutions from the ground up. 

We’re looking for an experienced Software Solutions Architect to join our pre-sales team and help shape technical strategies for blockchain-based and Web3 solutions. This role bridges the gap between clients’ business needs and innovative technical design — perfect for a professional who thrives on both deep technical architecture and client-facing collaboration.

Requirements

• 8+ years of commercial software engineering experience.
• 4+ years of proven experience in the Web3 domain, including work with:
• DeFi protocols and dApps
• EVM-compatible blockchains
• Bitcoin ecosystem components
• Blockchain infrastructure and tooling
• 3+ years of experience in pre-sales or solution consulting, engaging directly with clients.
• Strong technical background in TypeScript and Go.
• Understanding of software architecture methodologies, especially SEI or TOGAF.
• Excellent communication and presentation skills to articulate complex technical concepts to both technical and non-technical stakeholders.
• Ability to design and validate Proof-of-Concepts (PoCs) and MVPs across backend, frontend, and blockchain layers.

Nice to Have:

• Experience with Rust.
• Hands-on development background in smart contracts or SDK design.
• Familiarity with decentralized storage systems such as IPFS or distributed computing systems.

What We Expect

• The ideal candidate will combine architectural expertise with strong client engagement skills. You will:
• Lead pre-sales engagements: Work closely with clients to understand their business goals and translate them into technical requirements and architecture proposals.
• Architect solutions from the ground up: Define end-to-end system architectures, covering smart contracts, backend services, APIs, and infrastructure.
• Provide technical leadership: Guide engineering teams through architecture design, implementation, and integration.
• Define architecture strategy: Balance business and technical needs to create robust, scalable, and secure Web3 solutions.
• Prepare and deliver proposals: Create technical documentation, architecture diagrams, and PoC/MVP demonstrations for client presentations.
• Ensure best practices: Advocate for modern design principles, high-quality code, and emerging Web3 technologies.
• Collaborate with cross-functional teams: Work alongside developers, product managers, and sales teams to ensure smooth delivery from pre-sale to execution.
• Would Be a Plus
• Deep understanding of blockchain consensus mechanisms, decentralized identity, or layer-2 scaling solutions.
• Previous contributions to open-source Web3 projects.
• Experience building SDKs or frameworks that simplify blockchain integration.

• Knowledge of distributed databases, caching, and replication strategies.

  What we offer: 

• Flexible working format (remote)
• Flexible working hours
• Informal and friendly atmosphere
• The ability to focus on your work: minimized bureaucracy and micromanagement
• 20 paid vacation days
• Mentorship & Assistance within the team
• 7 paid sick leaves
• Education reimbursement
• Free English classes

• On-Demand Psychologist consultations

   

  Recruitment process: Recruitment interview - Technical interview