Jobs at Djinni

Position Overview

As a Game Mathematician, you will own the mathematical design of our gaming systems — from core probability models to long-term behavioral dynamics of the game.

You will shape RTP, volatility curves, hit frequency, payout distributions, risk balance, and overall economic sustainability of each title.

This role requires deep theoretical knowledge, practical simulation skills, and the ability to collaborate closely with producers, designers, engineers, and compliance teams.

Responsibilities

• Develop and maintain detailed mathematical models for Slots, Crash Games, and Fast Games.

• Design and balance RTP, volatility, hit frequency, paytables, game curves.

• Model stochastic processes and RNG logic, ensuring correctness and predictability.

• Calculate probabilities and payout distributions across long-run simulations.

• Conduct large-scale simulations and statistical analysis of game behavior.

• Balance risk, retention, and economic KPIs of the product.

• Collaborate with producers to create optimal player experience.

• Work closely with engineers to validate correct technical implementation.

• Contribute to game logic design and innovative mechanics.

• Conduct competitive analysis of game mathematics and market trends.

• Participate in playtests and analyze real in-game behavior post-launch.

• Prepare complete mathematical documentation for certification and regulators.

Requirements

• Strong knowledge of probability theory, combinatorics, and mathematical statistics.

• Experience in slot or gambling game mathematics (3+ years).

• Practical experience designing and balancing RTP, volatility, and payout structures.

• Experience with stochastic modeling and simulations.

• Programming skills (Python, R, C++, MATLAB, or similar).

• Ability to clearly communicate mathematical decisions to cross-functional teams.

• English — Intermediate or higher.

Would Be a Plus

• Experience with crash or fast game mechanics.

• Experience with competitive math research.

• Understanding of player behavior and retention impact.

• Experience interacting with certification bodies and regulators.

What We Offer

• Direct influence on product economics and player experience.

• Real ownership of game mathematics and long-term performance.

• Competitive compensation.

• Professional growth inside a product-driven gambling studio.

• Flexible working format.

• Strong, collaborative team environment.

Required:

Senior Java Backend Engineer, English B2+

Full-time, EU working hours

Location: EU / Ukraine

Duration: Long-term (9+ month)

Responsibilities

Design and develop scalable backend services and microservices in Java/Spring Boot

Build and maintain blockchain integrations across multiple networks (Bitcoin, Ethereum, Solana, TRON)

Develop and support custodial wallet systems

Ensure reliability, security, and performance of blockchain-related infrastructure

Collaborate with cross-functional teams on architecture and technical decisions

Participate in code reviews and knowledge sharing

Requirements (Must-have)

Strong hands-on experience with Java and Spring Boot

Proven experience building microservices architectures

Hands-on experience with blockchain integrations (Bitcoin, Ethereum, Solana, TRON)

Experience with custodial wallet systems

English B2+

Nice to Have

Experience with additional blockchain protocols or Web3 ecosystems

Familiarity with security best practices in crypto/fintech environments

Tech Stack

Java, Spring Boot, Microservices, Bitcoin, Ethereum, Solana, TRON, Custodial Wallet Systems

Hiring Process

Intro call

Technical discussion

Offer

Start: ASAP

Overview 

Come join us as we scale our retail and commerce loyalty platform! PAR Retail is looking for a Senior NodeJS engineer on its expanding product engineering team as we build and grow our Open Commerce enterprise software-as-a-service platform. 

Open Commerce is a technology suite that enables marketing professionals in the fuel & convenience industry to create real-time, hyper-personalized offers and customer interactions across a variety of channels (mobile, web, SMS, and in-person) to drive customer behavior toward a desired goal. 

Our technology bridges financial payment providers, retail fuel pump technology, and customer experience by wrapping low-level standards-compliant integrations with powerful software abstractions on an ultra-modern software platform. Our platform services and applications are built using a broad swath of technologies (Typescript, NodeJS, Ruby, React, and others), interconnected via GraphQL and RabbitMQ, and run in AWS using Terraform, Helm and Kubernetes (via EKS). 

PAR Retail has its headquarters in Philadelphia, Pennsylvania (USA) and leverages a diverse distributed product engineering and operations team across the United States and Ukraine. PAR Retail offers highly competitive compensation and benefits, as well as an engineering-friendly and product-centric culture. On PAR Retail’s Open Commerce team, we embrace a deeply collaborative software product development process where engineering, design, and product collaborate to shape and ship new functionality. 

Successful candidates will enjoy PAR Retail’s friendly and flexible culture, and embrace our relentless drive to excellence and goal of providing the #1 retail marketing platform in the fuel & convenience industry and beyond. 

Responsibilities 

• Working with the team, design and implement new functionality based on product objectives and requirements. 
• Work with the broader product engineering team to plan and coordinate feature and functionality improvements, as well as resolve bugs and execute technical enhancements, that cross-cut large parts of our platform. 
• Work to continually learn, improve technology skills, expand knowledge of the Open Commerce platform technologies, and gain increasing versatility across the breadth of our platform systems. 
• Expand APIs and business logic, and as needed write or revise customer-facing API documentation. 
• Work with our infrastructure team to enable and enhance highly-available, performant, and well-instrumented backend applications and services that run in our customer environments at substantial scale. 

• Support operations and infrastructure teams for issue resolution on relevant Open Commerce applications or services running in production environments. 

   

Qualifications 

• Practical experience building systems in Node.js 
• At least 5 years industry experience or equivalent 
• Experience building and maintaining backend APIs, including design, implementation, evolution, and maintenance 
• Familiarity with TypeScript, or similar modern strongly-typed language 
• Proficiency using both relational and non-relational database technologies 
• Strong understanding and familiarity with CI/CD pipelines and automated testing 
• Basic knowledge Docker and Kubernetes 
• Familiarity with OAuth and JWT 
• Some experience with front-end JS technologies, esp. React or Angular 
• An ability to work in service-based architectures 
• Highly independent and able to effectively self-organize and prioritize work 
• The ability to write clean code, and the discipline to write effective automated unit tests in order to deliver high-quality system improvements 
• An ability to effectively break down larger bodies of work for delivery as a series of small, self-contained changes to the system 
• Excellent spoken and written communication skills 

• BS/MS degree in Computer Science, Engineering, or equivalent years of professional working experience 

   

Bonus Points 

• Experience with Nest.js and/or GraphQL 
• Experience with Ruby on Rails 
• Experience with AWS 
• Experience working in distributed teams 

• Experience in the retail and/or fuel & convenience industries 

   

PAR Retail Offers:

- Long-term employment;

- Competitive compensation with regular performance-based salary and career development reviews;

- Paid vacations and sick leaves;

- Health insurance program;

- Flexible working hours;

- Sponsored company educational program, corporate library;

- Funny celebrations, team outings, and company events;

- A unique and friendly environment where everyone can explore and learn new technologies.

We are looking for CMO for our new client in iGaming domain to drive sustainable business growth in the region through a strong marketing strategy, scalable user acquisition, increased brand awareness, and optimized unit economics, taking into account local market specifics.

Company: Under NDA
Location: Remote

Schedule: Fulltime

Domain: iGaming 

Start: ASAP 

English: Fluent 

Key Responsibilities:

Develop and execute a regional marketing strategy focused on revenue growth and market share expansion.

Own and manage all acquisition channels: performance, affiliate, influencer, CRM, brand, and others.

Optimize the full marketing funnel: awareness → acquisition → onboarding → retention → LTV.

Analyze channel performance (ROI, CAC, LTV, NGR, GGR) and reallocate budgets accordingly.

Launch and scale marketing campaigns adapted to local market specifics (creatives, offers, channels).

Build and manage partnerships with affiliates, influencers, media buying teams, and vendors.

Lead and develop the regional marketing team.

Balance growth initiatives with strong unit economics to ensure sustainable profitability.

You have: 

Proven experience as CMO or Regional Marketing Lead in digital, tech, fintech, or similar industries.

Strong expertise in performance marketing and user acquisition at scale.

Hands-on experience managing marketing budgets and P&L responsibility.

Deep analytical mindset with practical experience working with ROI, CAC, LTV, NGR, and GGR.

Experience scaling marketing across multiple regions with local adaptation strategies.

Strong leadership and team management skills.

Strategic thinker with a hands-on, execution-driven approach.

We are looking for an experienced ERP Designer to join our team. The ideal candidate will be responsible for designing intuitive and user-friendly interfaces for ERP systems, improving user experience, and collaborating closely with developers, business analysts, and stakeholders.

Responsibilities:

- Design user-friendly ERP interfaces and dashboards

- Create wireframes, mockups, and interactive prototypes

- Improve usability and optimize user workflows

- Collaborate with developers and product teams during implementation

- Maintain and improve design systems and UI consistency

- Analyze user feedback and suggest UX improvements

Responsibilities:

- Design user-friendly ERP interfaces and dashboards

- Create wireframes, mockups, and interactive prototypes

- Improve usability and optimize user workflows

- Collaborate with developers and product teams during implementation

- Maintain and improve design systems and UI consistency

- Analyze user feedback and suggest UX improvements

Nice to Have:

- Experience in fintech, logistics, manufacturing, or enterprise products

- Basic understanding of frontend technologies (HTML/CSS)

- Experience conducting UX research and usability testing

🧩 About the Role

ConversionRate.Store is seeking a proactive and detail-oriented Project Manager. This role is perfect for you if you have a solid background in digital marketing and love working with data to drive results.

You’ll collaborate closely with Analysts, Designers, Developers, and Clients to coordinate tasks, gather insights, and ensure smooth project execution from start to finish.
 

🎯 Key Responsibilities

• Coordinate tasks across cross-functional teams
• Collect and organize project-related data and documentation
• Support client communication and ensure timely updates
• Help prepare structured presentations and reports
• Monitor project timelines and deliverables
   

🧠 Required Skills & Knowledge

• Experience in digital marketing, eCommerce, or related fields
• Understanding of digital sales funnels for eCommerce, SaaS, and mobile apps
• Familiarity with traffic sources, acquisition channels, and their impact on conversion rates
• Basic knowledge of web analytics tools and data tracking (e.g., Google Analytics)
• Awareness of web page structure and elements that influence user behavior
• Understanding of A/B testing principles and execution
• Ability to create clear, well-organized presentations (Google Slides, PowerPoint, etc.)
   

🌟 What We Value

• Strong organizational and communication skills
• Attention to detail and a proactive mindset
• Ability to work independently and in a fast-paced environment
• Curiosity and willingness to learn from data and experimentation

🧩 Why Join СonversionRate.Store?

— Directly Impact Millions

At ConversionRate.Store, your work will directly impact the experience of around 50 million monthly users for multiple clients. We have significantly improved the performance of the leading eCommerce and product companies in Ukraine but our core market is the US, Western Europe and Australia. Our clients include some of the world’s most recognizable brands, NASDAQ-listed companies, and unicorns valued at over $1 billion. We partner with successful and ethical businesses, including eCommerce stores, SaaS products, web/mobile applications, and lead generation funnels. We do not work with businesses that fail to contribute positively to sustainable development, such as online casinos, betting, porn, and forex.

— 100% data-driven culture

We make no decisions without solid data backing them up. Every hypothesis you develop will be A/B tested, and you’ll see the results firsthand. Our data engineers work closely with clients to ensure we have reliable data to base our CRO/UXO hypotheses on. We don’t accept hypotheses based solely on vision, opinion, or experience. Instead, we combine insights and best practices with data to deliver the highest-quality results.

— Ownership

Take charge of overall funnel optimization and lead cross-functional teams to implement and manage growth initiatives for our clients.

— Competitive salary

 

🧩 About СonversionRate.Store

Our mission is to improve the conversion rates for companies that positively impact hundreds of millions of users.

We worked with Microsoft, and two more NASDAQ-listed clients, and contributed to the growth of numerous famous startups and unicorns.
Join one of the world’s leading teams in Conversion Rate Optimization (CRO) and User Experience Optimization (UXO), consistently rated among the best globally by Clutch.co and the main CRO agency awards.

You will be working alongside top industry professionals, learning from the best and positioning yourself among the top 1% of all CRO/UXO experts. See if you can become part of the leading CRO/UXO consulting company ConversionRate.Store

We are building a team of passionate professionals inspired by DevOps.
Here, you’ll find a healthy, supportive environment where you’ll have everything you need to grow, evolve, and reach your full potential as a specialist.
 

We’re looking for a DevOps Engineer to join our team and work on a range of exciting international projects.
 

Requirements:

• 2+ years of relevant industry experience
• Hands-on experience building and supporting cloud-based infrastructure
• Strong knowledge of IaC, Docker, Kubernetes, and AWS (mandatory)
• Practical experience with Terraform (developing and maintaining projects)
• Proficiency in one or more server-side scripting languages: Golang, Python, JavaScript, or Bash
• Experience setting up monitoring, logging, and alerting solutions
• Understanding of security hardening practices
• English level: Upper-Intermediate or higher
   

Key Responsibilities:

• Develop and maintain cloud and/or self-hosted infrastructure
• Build and optimize CI/CD pipelines
• Set up and maintain monitoring, logging, tracing, and alerting systems
• Conduct infrastructure audits and analysis
• Perform security hardening of infrastructure and supply chain
• Design and implement automation tools and frameworks for CI/CD
   

What We Offer:

• Professional growth opportunities: mentorship program, tech talks, training sessions, internal knowledge sharing, personalized IDPs, and dedicated self-education time during work hours
• Flexible working hours (start your day between 8–11 AM, depending on your meetings) and the option to work remotely
• Direct communication with founders (who are also DevOps engineers) for career discussions and income reviews
• Corporate events and team-building activities
• Paid time off: 20 vacation days, 10 sick days, plus Ukrainian public holidays
• Kudos reward system with corporate coins and a branded souvenir shop
• PE accounting and legal support
• Special anniversary gifts to celebrate milestones
   

Recruitment Process:

1. HR Interview – up to 45 minutes (Zoom)
2. Test Assignment – up to 2 days to complete
3. Technical Interview – up to 1.5 hour (Zoom)
4. Culture fit Meeting – up to 45 minutes (Zoom)

Cosmolot is a Ukrainian product IT company that creates and develops an online digital entertainment platform. We build technology-driven solutions with a strong focus on security, transparency, and user comfort.

As a Senior Data Analyst, you will drive data-informed decision-making across product, marketing, and business domains. You will work closely with stakeholders, uncover actionable insights, influence strategic decisions, and help shape the analytical infrastructure and processes within the company.

Requirements

• 4+ years of experience as a Product/Data Analyst or in a similar role
• Strong practical knowledge of SQL (CTEs, window functions) and Excel
• Practical experience with BI tools (Power BI or similar)
• Ability to work with large datasets and collect, organize, and analyze large volumes of data
• Strong analytical thinking and attention to detail
• Strong communication and collaboration skills, with the ability to clearly present insights to business stakeholders
• Ability to work independently in a dynamic environment 

Your Responsibilities

• Analyze player behavior, product, and marketing metrics to support business decisions  
  Perform ad-hoc and exploratory analysis based on business requests
• Identify trends, patterns, and key drivers behind metric changes
  Participate in A/B test analysis and product hypothesis validation
  Work with large datasets using SQL and optimize analytical queries 
• Collect, prepare, and validate data from multiple sources for analysis and reporting 
  Build and maintain analytical reports and dashboards in Power BI
• Collaborate with business teams (Product, Marketing, CRM) on data requirements and analytical insights 

Nice to Have

• Experience in iGaming, traffic analytics, or other product verticals
• Experience using Python for data analysis and forecasting

What We Offer

• Work in a strong team of professionals and genuinely supportive people
• Opportunities for professional growth and development
• Flexible working hours
• Medical insurance
• Sports expense compensation
• Psychological support
• Free language classes (English, Spanish, and German)
• 18 working days of paid vacation, paid sick leave, and sick days
• Regular team buildings and corporate events
• All necessary equipment for comfortable work

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 SEO Specialist to drive organic growth in highly competitive niches, including iGaming and betting. This role is focused on strengthening online presence and supporting the overall growth of projects.

📋 Key responsibilities and your contribution:

• Developing SEO strategies for cross-brand websites targeting;
• Launching and reviewing websites: preparing technical requirements for developers and conducting technical audits of launched sites;
• Managing website content: semantic core collection, keyword clustering, text analysis of competitors’ articles, preparing briefs for copywriters, generating texts with AI, and reviewing completed content;
• Off-page optimization: auditing the backlink profile of the site and its competitors, preparing anchor lists, and purchasing links;
• Searching for and selecting drop domains, participating in auctions and purchasing them, restoring domains, placing links, and sourcing new domains;
• Monitoring search results and reacting quickly to changes;
• Analyzing competitor strategies and identifying growth opportunities for promoted websites;
• Monitoring and analytics, including conversion-focused work;
• Testing hypotheses: running A/B tests, analyzing results, and adjusting approaches accordingly.

📚 Your qualifications:

• 3+ years of hands-on SEO experience;
• Proven experience in betting / iGaming / gambling, or other gray-area, highly competitive niches targeting the CIS market, with a solid understanding of the restrictions and specifics involved;
• Ability to conduct competitor analysis and develop SEO strategies;
• Strong expertise in technical SEO, content strategy, and link building;
• Proficiency with the following tools: Ahrefs, SEMrush, GSC, GA4, Screaming Frog, Jira;
• Working knowledge of CSS/HTML required for SEO tasks;
• Ability to independently source and purchase drop domains;
• Experience collaborating with developers and copywriters;
• Self-sufficiency, strong organizational skills, and a willingness to grow and test hypotheses.

➕ Nice to have:

• Experience with behavioral factor manipulation is a strong plus.

   

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 looking for a Computer Vision Engineer with a solid foundation in classical computer vision and hands-on experience implementing low-level CV algorithms. The ideal candidate will have exposure to SLAM, Visual-Inertial Odometry (VIO), and sensor fusion, with responsibilities adjusted according to experience level.

Responsibilities: 

• Design, implement, and optimize classical CV algorithms independently
• Develop and maintain components of SLAM/VIO pipelines
• Contribute to sensor fusion modules involving visual and inertial data
• Lead experiments, evaluate model performance, and propose improvements
• Review research papers and translate findings into practical solutions
• Collaborate across teams to ensure smooth integration of CV components.

Required Qualifications:

• Strong practical experience with classical CV and geometric vision
• Hands-on experience developing components of SLAM and/or VIO systems
• Proficiency in C++ and confident working in Linux environments
• Solid understanding of multi-sensor systems and data fusion
• Proven ability to prototype, benchmark, and optimize CV algorithms
• Ability to analyze research papers and implement state-of-the-art methods.

Nice to Have:

• Experience with Python
• Knowledge of neural networks and CV libraries/frameworks (OpenCV, NumPy, PyTorch, ONNX, Eigen, etc.)
• Experience with sensor fusion techniques
• Familiarity with embedded or real-time systems

NuxGame works with iGaming operators of all scales helping companies access new markets or enhance their existing brands. As a casino gaming software company, NuxGame provides solutions to build outstanding brands and fulfill your business goals. We are looking for a Content Manager to join our team.

Key Tasks and Responsibilities:

• Participate in the development and execution of the content strategy in collaboration with the marketing and SEO teams.
• Write high-quality content for the company service pages, blog, guest posts, press releases.
• Create unique SEO-driven articles and landing page content based on high-priority and high-volume keyword clusters.
• Collaborate closely with the SEO team to produce content aligned with search intent, keyword strategy, and on-page optimization requirements.
• Work with expert content, transforming technical or niche knowledge into clear, engaging, and authoritative copy for the target audience.
• Apply E-E-A-T principles (Experience, Expertise, Authoritativeness, Trustworthiness) in content creation and understand how to adapt them depending on the content type, niche, and user intent.
• Participate in the creation of visual and graphic content together with the design team.
• Review, update, and optimize existing website content to improve rankings, relevance, and conversion performance.
• Generate rewrites for distribution through third-party services.
• Ensure consistency of tone of voice, messaging, and editorial standards across all content formats.

Requirements / Qualifications:

• At least 3 years of experience in content writing for a B2B audience.
• Strong practical understanding of SEO copywriting, keyword optimization, internal linking, metadata, and search intent.
• Proven knowledge of E-E-A-T principles, including successful experience applying them in different content scenarios.
• Experience working with expert, technical, or research-based content and converting it into accessible and engaging copy.
• Ability to write original, natural, and human-sounding content that meets high editorial standards.
• Experience creating content that balances SEO performance with readability, authority, and brand voice.
• Strong editing, rewriting, and proofreading skills.
• Advanced English proficiency, both written and spoken.
• Strong willingness to continuously learn and adapt to evolving content standards, SEO trends, and industry best practices.

Will Be a Plus:

• Experience in the iGaming industry.
• Understanding of content performance metrics and collaboration with SEO/content analytics teams.
• Deep experience working with AI tools (e.g., ChatGPT) and the ability to transform AI-generated drafts into high-quality, brand-aligned, human-like content.

What we offer:
We believe that a happy team builds the best products. Here is how we support you:
 

• Remote & Flexible: Work from anywhere. Our core hours are 10:00 to 18:00 (Kyiv time), Mon-Fri.
• Financial Stability: Timely payment for compensation for services
• Personal Equipment Policy: equipment are provided for use to ensure comfortable and efficient work.
• Knowledge Sharing: We regularly gather to discuss new trends, share insights, and elevate one another.
• Community: At NuxGame, you will work in a team of like-minded people who are ready to support, inspire, and tackle complex challenges together.
• Creative Freedom: We encourage initiative. With us, you have the freedom of professional expression and the space to implement your ideas.
• Time-off Policy: 24 vacation days per year + 5 sick days (without medical confirmation).
• Atmosphere: A friendly environment focused on results and mutual respect, free from unnecessary bureaucracy and pressure.

We believe in unlocking the inner potential of each team member within an open and democratic culture.

Waiting for you on our team!

NuxGame is a dynamic IT company delivering top-tier software solutions for the iGaming industry. We empower operators of all sizes to expand into new markets, strengthen their existing brands, and achieve ambitious business goals.
We are looking for a Devops Team Lead to join our team. If you are passionate about high-load systems, solving complex engineering challenges, and working with modern tech stacks, this is the place for you.

Required skills:

• 3+ years in a DevOps leadership role (team management, hiring/firing, mentoring, reporting, workflow optimization).
• Strong expertise in AWS (multi-account organizations, networking, security, cost optimization).
• Advanced Kubernetes experience (EKS preferred): HA networking, autoscaling, PodDisruptionBudgets, NodeGroups, service mesh & CNI (e.g., AWS VPC-CNI, Cilium/eBPF).
• Infrastructure as Code: Terraform (multi-environment modules, GitOps automation), Helm; understanding of CloudFormation as a plus.
• Cloud-native CI/CD: GitHub Actions, Jenkins, FluxCD or ArgoCD (GitOps), can design secure deployment pipelines for PHP, Go.
• Observability & Monitoring: Prometheus, Grafana, Alertmanager, New Relic, Sentry; experience writing custom metrics/alerts.
• RDBMS expertise: Practical experience with MySQL/Aurora performance, backup/restore automation, failover.
• Security: Strong understanding of Zero-Trust, IAM, network segmentation, SSL/TLS, WAF, DDoS protection, secrets management (AWS Secrets Manager/External Secrets Operator).
• Networking fundamentals: VPC design, Ingress/Load Balancers, troubleshooting.
• Automation & Scripting: Python/Bash for operational automation, integrations, and tooling.
• High-load experience: Scaling distributed systems used globally (latency optimization for multi-region deployments).
  
   

Would be a plus:

• Experience with Multi-Region and Multi-Cloud architectures, cross-cluster networking, failover strategies.
• Experience with PCI DSS, or equivalent compliance frameworks.
• Caching/CDN and storage optimization: Redis, Cloudflare, S3 tiering.
• Linux systems internals, performance tuning.
• Experience with Kafka/MSK or other streaming systems.
• Strong background in cost optimization techniques across AWS/GCP/Azure.

Responsibilities 

• Lead and grow the DevOps team, set priorities, improve delivery workflows, and ensure high service availability.
• Lead the development and support of Kubernetes-based infrastructure across multiple AWS accounts.
• Maintain Infrastructure as Code (Terraform) and GitOps deployment practices.
• Support continuous delivery and operational excellence through optimized CI/CD pipelines and automation.
• Ensure strong monitoring, incident response, and system performance across all environments.
• Collaborate with engineering and product teams to drive infrastructure improvements aligned with business needs.
• Strengthen security controls, access management, and compliance across the platform.
• Manage Cloudflare security and performance services.

What we offer:

We believe that a happy team builds the best products. Here is how we support you:
 

• Remote & Flexible: Work from anywhere. Our core hours are 09:00/10:00 to 17:00/18:00 (Kyiv time), Mon-Fri.
• Financial Stability: Timely payment for compensation for services
• Personal Equipment Policy: No tech troubles — a MacBook and all necessary equipment are provided for use to ensure comfortable and efficient work.
• Learning & Development: It is a pleasure for us to watch you grow. We cover your learning costs (courses, conferences).
• Knowledge Sharing: We regularly gather to discuss new trends, share insights, and elevate one another.
• Community: At NuxGame, you will work in a team of like-minded people who are ready to support, inspire, and tackle complex challenges together.
• Creative Freedom: We encourage initiative. With us, you have the freedom of professional expression and the space to implement your ideas.
• Time-off Policy: 24 vacation days per year + 5 sick days (without medical confirmation).
• Atmosphere: A friendly environment focused on results and mutual respect, free from unnecessary bureaucracy and pressure. 

NuxGame is a dynamic IT company delivering top-tier software solutions for the iGaming industry. We empower operators of all sizes to expand into new markets, strengthen their existing brands, and achieve ambitious business goals.

We are looking for a Backend Team Lead to lead one of our teams. This role combines hands-on development with technical leadership and team management. If you enjoy building high-load systems and growing strong engineering teams - this is the right challenge for you.

Tech Stack: PHP 8, Laravel, MySQL, ClickHouse, Redis, Docker, AWS, SQS, WebSockets, Sentry, NewRelic.
 

Your Responsibilities:
 

1. Team Leadership

• Lead and Develop the Team: provide technical and organizational leadership for a team, fostering a collaborative, accountable, and result-oriented environment.
• Mentorship & Coaching: support team members through regular feedback, mentoring, and knowledge sharing, helping them grow both technically and professionally.
• Performance & Development: participate in performance reviews, define development goals, and support PDP execution.

2. Delivery & Project Execution

• Execution Ownership: ensure predictable and high-quality delivery across the full development lifecycle - from planning to release.
• Task Coordination: work closely with PM to plan sprints, distribute tasks based on skills and capacity, and maintain healthy workload balance.
• Risk Management: identify delivery and technical risks early and proactively address them.

3. Technical Leadership

• Hands-On Development: actively participate in backend development - coding, reviewing, and designing solutions for complex and high-load systems.
• Architecture & Quality: contribute to architectural decisions, ensure technical consistency, stability, and scalability of the platform.
• Problem Solving: collaborate with team members to analyze and resolve complex technical challenges.
  
   

4. Communication & Cross-Team Collaboration

• Stakeholder Communication: act as a key communication bridge between the team, HoD, PM, and other Team Leads.
• Team Ceremonies: lead (together with PM) sprint planning, standups, retrospectives, and technical discussions.
• Cross-Functional Alignment: work closely with QA, DevOps, Product, and Analytics teams to ensure smooth and efficient delivery.

5. Quality & Engineering Standards

• Best Practices: promote and enforce best practices in coding, testing, documentation, and release processes.
• Code Quality: ensure code meets quality, performance, and maintainability standards through code reviews and technical guidance.

6. Continuous Improvement

• Process Improvement: drive improvements in team development processes, tooling, and workflows.
• Innovation Culture: encourage engineers to suggest improvements and experiment responsibly.

What We Expect From You

• Experience: 5+ years of commercial backend development experience, with at least 1 year in a technical leadership role.
• PHP & Laravel Expertise: deep understanding of PHP, Laravel, and backend architecture.
• Team Leadership: proven experience mentoring developers and leading a development team.
• Databases: strong SQL knowledge, query optimization, and working with large volumes of transactional/analytical data.
• API & Integrations: experience with REST, WebSockets, and complex third-party integrations.
• Async & Queues: hands-on experience with message brokers (SQS, RabbitMQ, or similar).
• Infrastructure: practical experience with Docker and Linux environments.
• Observability: experience with logging, monitoring, and tracing tools (Sentry, NewRelic, DataDog, ELK).
• Communication: strong communication skills and ability to align technical decisions with business goals.
  
   

It Will Be a Plus
 

• System Design: experience with DDD, microservices, or event-driven architectures.
• Tech Breadth: experience with Golang or Node.js.
• AI-Assisted Workflow: experience with AI coding tools. We welcome a smart approach to AI to streamline complex tasks, from architectural design to documentation, development, and code refactoring.
• Analytics: experience with ClickHouse or other analytical databases.
• Process Ownership: experience improving development processes, metrics, or delivery predictability.

What we offer
 

We believe that a happy team builds the best products. Here is how we support you:

 

• Remote & Flexible: work from anywhere. Our core hours are 09:00/10:00 to 17:00/18:00 (Kyiv time), Mon-Fri.
• Financial Stability: timely payment for compensation for services
• Personal Equipment Policy: equipment is provided for use to ensure comfortable and efficient work.
• Knowledge Sharing: we regularly gather to discuss new trends, share insights, and elevate one another.
• Community: at NuxGame, you will work in a team of like-minded people who are ready to support, inspire, and tackle complex challenges together.
• Creative Freedom: we encourage initiative. With us, you have the freedom of professional expression and the space to implement your ideas.
• Time-off Policy: 24 vacation days per year + 5 sick days (without medical confirmation).
• Atmosphere: a friendly environment focused on results and mutual respect, free from unnecessary bureaucracy and pressure.
  
   

We believe in the importance of unlocking the inner potential of each team member, and we have an open and democratic system of work organization.
 
We are waiting for you on our team!

We are a global IT product company shaping the future of real-time social connections. With millions of users across North America, Europe, Latin America, and the Middle East, we build next-generation mobile and web products in the streaming and social networking industries. By 2030, this market is expected to exceed $200B, and we are already among the industry leaders. Founded in Ukraine — scaling worldwide.

About the role: In this role, you will work at the intersection of influencer marketing, content, and growth marketing. You will help launch and scale campaigns together with Creative, UA, and Growth teams, collaborate with influencers across the LATAM market, analyze campaign performance, and test new user acquisition approaches.

This is a great opportunity for someone at the beginning of their career in growth/performance marketing to gain hands-on experience in an international product company, work with modern AI and marketing tools, and see the direct impact of their work on business growth.

In this role, you will

• Research and communicate with influencers, content creators, and UGC creators for marketing campaigns
• Support influencer marketing campaigns from outreach to performance tracking
• Work with content briefs, scripts, references, and content approvals
• Coordinate production processes, deadlines, and campaign deliverables
• Analyze campaign performance, lead generation, and content effectiveness
• Support the team in testing new marketing ideas, creatives, and growth approaches
• Maintain basic reporting on campaign results, budgets, and performance metrics
• Collaborate closely with Creative, Growth, and User Acquisition teams

It’s all about you

• 6+ months of experience in marketing, influencer marketing, account management, communication-related roles, or a strong interest in growth marketing
• Strong communication and presentation skills in both English and Spanish (B2+)
• Enjoy working with content, communication, and creative tasks
• Have strong organizational skills and can manage multiple tasks simultaneously
• Are interested in social media, influencer marketing, and digital trends
• Are comfortable working with spreadsheets, basic analytics, and campaign data
• Have a proactive mindset and strong willingness to learn
• Thrive in a fast-paced environment

Would be a plus

• Understanding of basic performance marketing or User Acquisition metrics
• Experience with Google Analytics, Looker Studio, CRM systems, or influencer marketing tools
• Experience working with LATAM markets or international campaigns

What we offer

Care and support: 

• 20 paid vacation days, 15 sick leave days, and 6 additional days off for family events
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Maternity Recovery Support Allowance
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine

Comfortable working environment:

• Work from our Kyiv hub or remotely with a flexible schedule
• Modern equipment or depreciation of your own tools

Investment in your future:

• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events

Hiring process

• Intro call
• Interview with Hiring Managers
• Test Task
• Final Interview
• Reference check 
• Offer
   

We are looking for a Product Manager to join United Tech and make a real impact on a product already loved by millions of users. Our goal is not just to grow fast, but to build a stable, high-quality experience. You’ll be working on mobile apps with a strong and active user base, enhancing their experience and driving key product metrics like LTV and conversion to payment. Your role will involve leading the development of new features, from ideation to launch, to support user growth and product monetization.

About the product: It’s a global streaming platform that connects people through live events, video chats, and real-time interactions. Our mission is to offer a fun, safe space for users worldwide to engage with streamers and communities. In the near future, we plan to expand into new markets, including Arab countries and Europe, and introduce exciting features to enhance monetization and user engagement. You will play a key role in shaping these new developments and helping the product achieve its ambitious goals.

Our global goal is to be a top 3 product in our niche, and we are focused on optimizing content quality, adding features that drive user retention, and strategic growth. With high-quality video, 24/7 streams, and a completely ad-free experience, we are redefining online entertainment. If you’re ready to contribute to the future of streaming and help us reach the top, we’d love to have you on board.

In this role, you will

• Analyze competitors, customer needs, and market trends, and uncover insights from analytics data
• Build and maintain a roadmap for your features to improve LTV and payments conversion
• Write clear and comprehensive PRDs to guide development

It’s all about you

• 2+ years of experience as a Product Manager with mobile apps in B2C products
• Proficient in data analysis and A/B testing
• Strong skills in analyzing user feedback and competitors
• Experience in planning and prioritizing product roadmaps aligned with business strategy
• Ability to prioritize hypotheses using frameworks like RICE
• Upper-Intermediate English or higher
• A collaborative team player with initiative and proactivity in proposing product improvements
• Data-driven and ownership mindset

What we offer

Care and support: 

• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• Up to 10 additional days off for public holidays
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine
   

Comfortable working environment:

• Work from our Kyiv hub or remotely with a flexible schedule 
• Modern equipment or depreciation of your own tools
   

Investment in your future:

• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
   

Hiring process

• Intro call
• Interview with Hiring Managers
• Test Task
• Final Interview
• Reference check 
• Offer