Jobs at Djinni

     We are an international iGaming holding, actively growing and now launching a new online casino project on the LATAM market, with an emphasis on Argentina. 
      As part of a startup within the holding, we are creating a TOP team and inviting an ambitious and experienced Head of Affiliate, who will be able to create and scale an affiliate program capable of bringing the project to the top. 

Main tasks:

• Development and launch of an affiliate strategy for the Latam market (with a focus on Argentina)
• Formation and development of a network of partners (affiliates, media buyers, agencies)
• Building a transparent system of KPIs and analytics of affiliate channel efficiency
• Budget management, cost and ROI optimization
• Negotiations, concluding contracts and supporting key partners
• Creating a strong team (selection, motivation and development of affiliate managers)
• Monitoring the market and competitive environment, implementing best practices

What we expect:

• Experience in iGaming / Gambling / Betting as Head of Affiliate or Senior Affiliate Manager (from 3 years)
• Deep understanding of affiliate marketing and CPA/CPL/RevShare models
• Confident knowledge and understanding of traffic analytics: working with Google Analytics, AppsFlyer, Adjust or similar systems
• Experience in analyzing and optimizing traffic sources (SEO, PPC, media buying, social networks, content marketing, push, pop, etc.)
• Ability to assess traffic quality, identify fraud and implement anti-fraud tools
• Ability to build partnerships and negotiate at a high level
• Analytical mindset, ability to work with data and make decisions based on metrics
• Fluent English (required), knowledge of Spanish is an advantage

What we offer: 

• Participation in the launch of a new international casino project from scratch
• Opportunity to influence the strategy and growth of the product
• Competitive level of compensation (fixed + bonus system)
• Work in a multicultural team of professionals
• Prospects for career and professional growth within a large holding
• Remote work format
• Health and leisure care: paid vacation and sick leave
• Quick decision-making and freedom from micromanagement

    We strive to be the best among competitors and successfully achieve our goals! 
    Join the best and shape the future of the iGaming industry with us! 🚀

About the company:
      Our LATAM iGaming startup is more than a business, it is a place where ideas, talents and opportunities meet. 🤝
      As part of an international holding, we bring global expertise in the gaming industry to the Latin American market, while remaining close to the culture and needs of players.

       You can grow with us, influence the outcome and shape the gaming experience of the future.💯

As a Senior Database Administrator is responsible for the design, implementation, maintenance, and optimization of the organization ' s database systems. This role involves ensuring data availability, integrity, and security, as well as supporting the development and implementation of database policies and procedures. The Senior DBA works closely with IT, development teams, and other stakeholders to ensure the efficient and reliable operation of the organization ' s databases.

Key Requirements: 
- Experience: 7+ years of hands-on experience as a Database Administrator in a 24/7 production environment. 
- Multi-Platform Expertise: Deep, demonstrable expertise in administering SQL Server, MySQL, and MongoDB. 
- Performance Guru: Proven track record of advanced performance tuning and optimization across all three platforms. 
- HA/DR Mastery: In-depth knowledge of high-availability and disaster recovery solutions for each database system. 
- Scripting Proficiency: Strong scripting skills in PowerShell, Python, or a similar language for automation. 
- Problem-Solving: Exceptional analytical and troubleshooting skills with the ability to resolve complex technical issues under pressure. 

- Communication: Excellent verbal and written communication skills, with the ability to explain complex concepts to technical and non-technical audiences. 

Responsibilities: 
- Architect & Administer: Design, implement, and maintain robust and scalable database solutions across SQL Server, MySQL, and MongoDB environments. 
- Performance Tuning & Optimization: Proactively monitor database performance, identify bottlenecks, and implement advanced optimization techniques, including query tuning, index management, and server configuration. 
- High Availability & Disaster Recovery: Develop, implement, and regularly test comprehensive backup, recovery, and high-availability strategies (e.g., Clustering, Replication, AlwaysOn) to ensure business continuity. 
- Security & Compliance: Establish and enforce security policies and procedures to protect company data. 
- Conduct regular security audits and ensure compliance with industry standards. 
- Automation & Scripting: Develop scripts (PowerShell, Python, Bash) to automate routine database tasks, deployments, and monitoring to improve efficiency and reliability. 
- Strategic Collaboration: Work closely with development, infrastructure, and business intelligence teams to provide database expertise, support application development, and advise on best practices. 
- Technology Innovation.

About the company
We are a group of product companies specializing in the development and promotion of mobile applications. Our main focus is iOS products with subscription-based monetization.
We are now launching a new direction — scouting, evaluating, and acquiring mobile applications. We work with investors who purchase apps as long-term assets, as well as acquire promising projects for our own growth.

Responsibilities:

• Search and analyze mobile applications for acquisition (ASO, monetization, growth potential).
• Work with marketplaces (Flippa and others), conduct negotiations, and close deals.
• Evaluate applications: traffic, profitability, promotion strategy, user metrics.
• Acquire and further develop applications within the company.
• Manage the company’s website and social media pages (LinkedIn, Facebook).
• Communicate with app owners.

• Build ROI and profitability forecasts for acquired assets.

   

Requirements:

• Experience in product management / business development / marketing or ASO.
• Strong understanding of subscription-based monetization models.
• English level B1–B2+ (written and spoken).
• 1.5+ years of experience as an analyst in mobile development (iOS/Android).
• Proficiency in SQL and experience with BI tools (Tableau, Looker, Power BI, etc.).
• Knowledge of mobile metrics (retention, ARPU, LTV, DAU/MAU, cohort analysis).
• Experience with Amplitude, AppsFlyer, or similar tools.

We offer:

• Competitive salary (base + performance bonuses).
• Modern office in the center of Warsaw.
• Career growth opportunities in the fast-growing mobile investments segment.
• Minimal bureaucracy and work in a professional, ambitious team.

Description

Our customer is a global leader in digital media and entertainment services across film, video and online content from capture to consumption.

Since 1915, our customer has been the trusted partner for the world’s most successful Hollywood studios, independent film companies, TV networks, exhibitors, advertisers and others, offering best-in-class solutions in production, post production, distribution, asset and workflow management and new digital solution-based technologies.

This position is ideal for individuals who have the drive and desire to ‘make things’. It requires a highly motivated individual with attention to details and a hunger to learn and solve problems.

Requirements

Shifted working hours – Readiness to work till 12 AM Kyiv time

Required Experience

• 6+ years of experience working on machine learning applications and deploying AI/ML models into production environments;
• Strong understanding of AI/ML concepts, algorithms, and technologies.
• Proficiency in Python and experience in machine learning frameworks, (i.e. PyTorch, TensorFlow).
• Experience building and automating scalable machine learning pipelines in cloud ecosystems (Azure, AWS, GCP);
• Familiarity with cloud tools like S3, EC2, SageMaker, and Lambda;
• Advanced knowledge of Machine Learning models and LLM.
• Expertise in neural networks, computer vision, NLP, and/or reinforcement learning.
•  

Preferred Experience

• Experience with building and fine tuning various image, text, audio, and video classification models, such as shot/scene detection, captions, object labeling, attention scoring, etc.
• Experience with Media and Entertainment industry file formats and applications (IMF, Protools, MXF, 3D, etc)
• Experience with any of the following: NVIDIA Enterprise AI Solutions, AWS SageMaker, AWS Bedrock, AWS Clean Rooms, Data Lakes
  Experience with fine tuning models, training, validating, testing, and deploying in production setting.

Job responsibilities

An engineer in this position will design, develop, and architect services for the platform, in addition to:

• Contributing to cutting-edge R&D initiatives including service integration with emerging
  frameworks and platforms.
• Assisting with technical resolution of issues on mission critical production systems (you build it, you own it, you run it.)
• Thinking out of the box to come up with solutions that scale, are fault-tolerant, easy to grasp and elegant.

Requirements:

• At least 1 year of proven experience as a Quality Assurance Specialist
• Strong knowledge of software QA methodologies, tools, and processes
• Experience in test documentation design (test plans, bug reports, etc.)
• Understanding of the software development life cycle and experience working with different methodologies
• Proficiency in project management software (Jira, Asana) and an understanding of workflows within these tools
• Excellent problem-solving and analytical skills
• Effective communication and negotiation skills
• Attention to detail and the ability to work well as part of a team
• High level of written English is a must

Will be a plus:

• Skills in programming
• Automation experience
• Experience with DBMS (MySQL, PostgreSQL, etc.)

We offer:

• Stable and competitive compensation with regular results-based review
• Opportunities for career growth and raising professional skills
• Dynamic environment with low level of bureaucracy
• Innovative projects with advanced technologies
• Flexible work schedules
• Your bookkeeping will be maintained by a professional accountant
• Compensation external English language trainings

Responsibilities:

• Perform thorough manual testing of web applications to ensure compliance with requirements
• Document test results and prepare detailed reports on findings
• Effectively utilize project management software, adhering to its established workflows
• Provide regular project status updates and reports
• Work closely with development teams to understand product requirements
• Maintain clear and open communication with project stakeholders, including clients, team members, and executives
• Continually improve QA processes to ensure high-quality products

Description

We are looking for a self-motivated, initiative, and collaborative Lead UI/UX designer, who will be able to join our new project and lead the Discovery and transition to the Development phase. The project is a big enterprise application with a back office and a mobile client. We’re going to extend its functionality with SmartWatch (WatchOS) and CarPlay applications. You will be part of a cross-functional, cross-geo team of developers, test engineers, ui/ux designers, and architects who will create applications from scratch and integrate them with the back-office API.

Requirements

• 4+ years of experience as a UI/UX Designer in a client-facing setup, designing applications within business objectives and technological constraints
• Advanced knowledge of design software 
• Experience with prototyping tools 
• Experience of working in modern collaborative environments
• Excellent communication skills (oral, written, and presentation) with the ability to communicate effectively in a global environment
• Substantial portfolio of varying projects in the field of Mobile and Web
• Experience with SmartWatch and CarPlay is highly beneficial
• Ability to work autonomously and in a team environment; 
• Working with complex design libraries and design documentation
• Collaborating in a cross-functional team with a variety of stakeholders across different business functions and levels (developers, customer representatives, strategists, QA, business analysts etc.)
• Experience in creating UX artifacts (User Journeys, User Flows, Personas)
• Experience of working with design systems
• Understanding of HTML, JavaScript, and CSS concepts that inform your following design and interaction decisions.
   

Job responsibilities

Start the Discovery phase with a small, core team of cross-functional experts to create lo-fi designs, user and technical requirements for 2 mobile applications: for SmartWatch (WatchOS) and CarPlay.

Leverage the existing design system used by the client

Create designs based on the existing design system. Work with the Architect, BA, and developers to groom and validate requirements

Consult and collaborate with internal and external partners on User Interface-related topics

Prototype potential new User Interface solutions

Partner with mobile developers to create friendly designs

Provide input to the design process and end-to-end technology innovation within the company

Quantum is a global technology partner delivering high-end software products that address real-world problems.

We advance emerging technologies for outside-the-box solutions. We focus on Machine Learning, Computer Vision, Deep Learning, GIS, MLOps, Blockchain, and more.

Here at Quantum, we are dedicated to creating state-of-art solutions that effectively address the pressing issues faced by businesses and the world. To date, our team of exceptional people has already helped many organizations globally attain technological leadership.

We constantly discover new ways to solve never-ending business challenges by adopting new technologies, even when there isn’t yet a best practice. If you share our passion for problem-solving and making an impact, join us and enjoy getting to know our wealth of experience!

About the position

Quantum is expanding the team and has brilliant opportunities for a Senior Data Science / LLM Engineer. The client is a technological research company that utilizes proprietary AI-based analysis and language models to provide comprehensive insights into global stocks in all languages. Our mission is to bridge the knowledge gap in the investment world and empower investors of all types to become “super-investors.”

Through our generative AI technology implemented into brokerage platforms and other financial institutions’ infrastructures, we offer instant fundamental analyses of global stocks alongside bespoke investment strategies, enabling informed investment decisions for millions of investors worldwide.

Must have skills:

• 4+ years of commercial experience as a Data Science Engineer
• Strong knowledge of linear algebra, calculus, statistics, and probability theory
• Knowledge and experience with algorithms and data structures
• 2+ years of experience with LLM and Natural Language Processing-related tasks
• Knowledge of modern DL architectures
• Experience with at least one of the Deep Learning frameworks (Tensorflow, PyTorch)
• Experience with SQL
• Strong knowledge of OOP
• At least an Upper-Intermediate level of English (spoken and written)

Nice to have skills:

• Experience with production ML/DL frameworks (OpenVino, TensorRT, etc.)
• Docker practical experience
• Experience with Cloud Computing Platforms (AWS, GCloud, Azure)
• Participation in Kaggle competitions

Your tasks will include:

• Full-cycle data science projects
• Data analysis and data preparation
• Development of NLP solution and AI-based chatbots
• Developing models and deploying them to production
• Sometimes, this will require the ability to implement methods from scientific papers and apply them to new domains

We offer:

• Delivering high-end software projects that address real-world problems
• Surrounding experts who are ready to move forward professionally
• Professional growth plan and team leader support
• Taking ownership of R&D and socially significant projects
• Participation in worldwide tech conferences and competitions
• Taking part in regular educational activities
• Being a part of a multicultural company with a fun and lighthearted atmosphere
• Working from anywhere with flexible working hours
• Paid vacation and sick leave days

Join Quantum and take a step toward your data-driven future.

💻 Requirements:

• Experience in outsource company is required
• 2–3 years of proven experience as a Business Analyst
• Strong skills in requirements gathering, analysis, and stakeholder communication
• Hands-on experience with documentation (SRS, WBS, RBA matrices, stakeholder matrix, etc.)
• Proficiency in Jira and Confluence (backlog management, creating epics, maintaining documentation)
• Experience preparing wireframes, diagrams, and supporting materials for the team
• English level – Upper-Intermediate (B2) or higher
• Strong analytical thinking, attention to detail, and ability to structure information clearly
  Ability to collaborate effectively with the team and meet deadlines
   

🤝 Nice to Have

• Experience participating in discovery phases and preparing client-facing presentations
• Experience facilitating grooming sessions and demo meetings with the internal team
• Understanding of QA processes and ability to assist in testing complex features
• Basic knowledge of prototyping and UX design
• Experience preparing commercial proposals and supporting pre-sale activities
  Basic understanding of business process automation
   

✔️ Key Responsibilities:

• Communicate with stakeholders to gather and analyze requirements
• Create and maintain backlog items (user stories, tasks, improvements)
• Maintain project documentation in Confluence (Glossary, Validation rules, stakeholder matrix, RBA matrix, diagrams, etc.)
• Analyze the market and prepare recommendations for improvements or expansion
• Work in Jira: create epics, tasks, and maintain backlog structure
• Participate in sprint planning, grooming sessions, and demos
• Validate designs against user stories and requirements
• Prepare additional documentation as needed (wireframes, diagrams, presentations)
• Support discovery and pre-sale phases by analyzing requirements and preparing deliverables

Please read before applying.

We’re looking for an unbelievably fast - full stack developer who loves building mobile apps, learning, and experimenting with AI tools. 

You will build a fitness mobile app integrated with health data from mobile devices and APIs. 

The ideal candidate is a developer who wants to grow their career with us, able to commit full time. You should be comfortable wearing multiple hats and delivering usable versions in unbelievable speed. 

If you love experimenting, building, and using tools (Cursor.dev, GitHub Copilot, or Clude Code and more) that help you move faster and better, you’ll thrive with us. 

Please share links to apps you created or any other project that would help us evaluate your skills. Applications without past project examples will not be considered.

We are open to part-time and full-time positions but prefer full time. Your salary will grow in stages based on your preference. 

About us:
 

ARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the world’s biggest online casinos for its cutting-edge products, ARRISE helps to deliver exceptional gaming experiences to millions of players worldwide.
 

Our global team of talented and driven professionals are shaping the future of iGaming. Headquartered in Gibraltar, we have offices spanning Canada, India, the Isle of Man, Latvia, Malta, Romania, Serbia, Bulgaria, and the UAE, and more exciting destinations on the horizon.
 

At ARRISE, we take pride in creating growth opportunities at all levels, constantly investing in our people while welcoming new colleagues and forging strategic partnerships that open new opportunities for success.
 

To achieve this, we bet on ourselves. We know that success is a collective effort, and our team is driven by ambition, collaboration, and a shared commitment to grow and succeed—while embracing every step of the journey.
 

Be part of the future of iGaming with ARRISERS! See a job that excites you? Apply now, and our friendly recruitment team will connect with you soon. Your journey starts here!

Required Skills: 

• 5+ years of hands-on experience in commercial software development using Java.  
• Solid understanding of Object-Oriented Programming (OOP) concepts and proficient in applying design patterns. 
• Extensive expertise in Java Core and the Spring framework (including Spring Boot, Spring Web, Spring Data, Spring Cloud). 
• Proficiency in vanilla JDBC for database interactions. 
• Strong understanding of RDBMS concepts and SQL, with experience working with databases such as Oracle, PostgreSQL. 
• Experience with Redis. 
• Experience with distributed messaging systems, particularly RabbitMQ. 
• Proven track record in the development of microservices and distributed transactional systems. 
• Knowledge of fundamental design principles for building scalable and highly available applications. 
• Good foundation in algorithms, design patterns, and data structures. 
• Proficiency in unit/functional testing frameworks such as JUnit 4/5, Spock, and Testcontainers.  

Preferred Skills:  

• Experience in application and infrastructure monitoring. 
• Proven ability to troubleshoot production problems related to software applications. 
• Exposure to high-load systems. 
• Good spoken and written English skills. 
• Experience with JSP, Thymeleaf, JavaScript, TypeScript, React would be a big plus. 
• Experience with MongoDB would be a big plus. 

Responsibilities:  

As a Java Software Engineer, you will play a pivotal role in engineering and implementing a high-loaded enterprise system that serves tens of thousands of users logging into our product every day. Your responsibilities will include: 

• Collaborating with cross-functional teams to design, develop, and maintain robust software solutions that meet the needs of our enterprise-level system. 
• Architecting scalable and efficient Java-based components to ensure optimal performance under high load. 
• Implementing best practices in software engineering, including code reviews, testing methodologies, and documentation standards. 
• Optimizing system performance and reliability through continuous monitoring, troubleshooting, and performance tuning. 
• Participating in the entire software development lifecycle, from requirements gathering and design to deployment and support. 
• Staying up-to-date with the latest technologies and industry trends to continuously improve our system architecture and development processes. 

Company offers: 

• Long-term employment. 
• Flexible timetable. 
• Comfortable working conditions. 
• Paid vacation and sick leaves. 
• English lessons, gym. 
• Competitive salary level. 

Umova is an outsource software development company delivering high-quality, timely products using modern technologies. We work with clients from all over the world.

You can find more info about us on our website: https://www.umova.tech/

We are looking for a person to join our team as a Lead Generation Specialist with experience in the IT field.

Requirements:

• Written and spoken English at upper intermediate/advanced level.
• Strong communication and analytical skills.
• Demonstrated experience in Lead Generating within the B2B segment, specifically in the international market, focusing on the USA, Canada, and Europe. (would be a plus)
• Understanding of the IT field.
• Experience with UpWork, LinkedIn, etc.
• Understanding the ~sales funnel~
• Experience actively developing relationships with clients within an account while expanding their understanding of the client’s business.
• Effective communication skills, building business communications.

• Stress resistance, self-organization, focus on results, desire to work and earn money.

   

Responsibilities:

• Expanding the existing client base through freelance platforms, tracking lead interactions, and client database maintenance.
• Establishing contacts with new clients.
• Analysis of IT needs of clients.

• Utilize email campaigns and LinkedIn strategies to maximize lead-generation efforts.

   

We offer:

• competitive salary and bonus system
• a comfortable, energy-independent office
• flexible working hours
• many interesting working days with a friendly team and management
• using your computer
• unlimited self-paid leaves
• paid sick leaves/Vacation

We will be glad to see you on our team!

Please write Umova at the beginning of your application to know that you have read to this point. Feel free to contact!

About us:
Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.
 

About the client:
Our client is an IT company that develops technological solutions and products to help companies reach their full potential and meet the needs of their users. The team comprises over 600 specialists in IT and Digital, with solid expertise in various technology stacks necessary for creating complex solutions.
 

About the role:
We are looking for an experienced Senior Data Scientist / NLP Lead to spearhead the development of cutting-edge natural language processing solutions for the Ukrainian LLM project. You will lead the NLP team in designing, implementing, and deploying large-scale language models and NLP algorithms that power the products.

This role is critical to the mission of advancing AI in the Ukrainian language context, and offers the opportunity to drive technical decisions, mentor a team of data scientists, and shape the future of AI capabilities in Ukraine.
 

Requirements:
Education & Experience:
- 5+ years of experience in data science or machine learning, with a strong focus on NLP.
- Proven track record of developing and deploying NLP or ML models at scale in production environments.
- An advanced degree (Master’s or PhD) in Computer Science, Computational Linguistics, Machine Learning, or a related field is highly preferred.

NLP Expertise:
- Deep understanding of natural language processing techniques and algorithms.
- Hands-on experience with modern NLP approaches, including embedding models, text classification, sequence tagging (NER), and transformers/LLMs.
- Deep understanding of transformer architectures and knowledge of LLM training and fine-tuning techniques, hands-on experience developing solutions on LLM, and knowledge of linguistic nuances in Ukrainian or other languages.

Advanced NLP/ML Techniques:
- Experience with evaluation metrics for language models (perplexity, BLEU, ROUGE, etc.) and with techniques for model optimization (quantization, knowledge distillation) to improve efficiency.
- Background in information retrieval or RAG (Retrieval-Augmented Generation) is a plus for building systems that augment LLMs with external knowledge.
ML & Programming Skills:
- Proficiency in Python and common data science libraries (pandas, NumPy, scikit-learn).
- Strong experience with deep learning frameworks such as PyTorch or TensorFlow for building NLP models.
- Ability to write efficient, clean code and debug complex model issues.

Data & Analytics:
- Solid understanding of data analytics and statistics.
- Experience in experimental design, A/B testing, and statistical hypothesis testing to evaluate model performance.
- Experience on how to build a representative benchmarking framework given business requirements for LLM.
- Comfortable working with large datasets, writing complex SQL queries, and using data visualization to inform decisions.

Deployment & Tools:
- Experience deploying machine learning models in production (e.g., using REST APIs or batch pipelines) and integrating with real-world applications.
- Familiarity with MLOps concepts and tools (version control for models/data, CI/CD for ML).
- Experience with cloud platforms (AWS, GCP or Azure) and big data technologies (Spark, Hadoop) for scaling data processing or model training is a plus.
- Hands-on experience with containerization (Docker) and orchestration (Kubernetes) for ML, as well as ML workflow tools (MLflow, Airflow).
Leadership & Communication:
- Demonstrated ability to lead technical projects and mentor junior team members.
- Strong communication skills to convey complex ML results to non-technical stakeholders and to document methodologies clearly.

Responsibilities:
- Lead end-to-end development of NLP and LLM models - from data exploration and model prototyping to validation and production deployment. This includes designing novel model architectures or fine-tuning state-of-the-art transformer models (e.g., BERT, GPT) to solve project-specific language tasks.
- Analyze large text datasets (Ukrainian and multilingual corpora) to extract insights and build robust training datasets.
- Guide data collection and annotation efforts to ensure high-quality data for model training.
- Develop and implement NLP algorithms for a range of tasks such as text classification, named entity recognition, semantic search, and conversational AI.
- Stay up-to-date with the latest research to apply transformer-based models, embeddings, and other modern NLP techniques in the solutions.
- Establish evaluation metrics and validation frameworks for model performance, including accuracy, factuality, and bias.
- Design A/B tests and statistical experiments to compare model variants and validate improvements.
- Deploy and integrate NLP models into production systems in collaboration with engineers - ensuring models are scalable, efficient, and well-monitored in a real-world setting.
- Optimize model inference and troubleshoot issues such as model drift or data pipeline bottlenecks.
- Provide technical leadership and mentorship to the NLP/ML team.
- Review code and research, uphold best practices in ML (version control, reproducibility, documentation), and foster a culture of continuous learning and innovation.
- Collaborate cross-functionally with product managers, software engineers, and MLOps engineers to align NLP solutions with product goals and infrastructure capabilities.
- Communicate complex data science concepts to stakeholders and incorporate their feedback into model development.

The company offers:
- Competitive salary.
- Equity options in a fast-growing AI company.
- Remote-friendly work culture.
- Opportunity to shape a product at the intersection of AI and human productivity.
- Work with a passionate, senior team building cutting-edge tech for real-world business use.

Job description

Infineon’s Power System IC (PSI) Software Development team is seeking a Principal Firmware Engineer to contribute to the design and development of embedded firmware for our advanced DC/DC power conversion ICs. If you have a strong foundation in embedded systems programming and are eager to learn and grow your skills, we’d love to hear from you. Apply now and join us in Lviv!

In this role, you will create control firmware for a family of MCU-based digital power controllers for various DC/DC power supply topologies. This will enable real-time control, configuration, and communication with external systems through serial protocols such as I2C, PMBus and UART.

In your new role, you will:
 

• Write and test embedded firmware for power IC applications using C
• Implement real-time control and configuration firmware for embedded systems
• Interface with serial communication protocols such as I2C, PMBus, and UART
• Conduct firmware development for peripherals such as ADC, DAC and communication interfaces
• Assist in debugging and validating embedded firmware with mixed-signal hardware in a lab environment
• Collaborate with hardware and software engineers to ensure seamless functionality
• Create and maintain documentation, including feature descriptions, user guides, and firmware design specifications
• Contribute to new ideas for firmware improvements and participate in code reviews to maintain quality standards

Your profile
You are a hands-on engineer with a strong interest in embedded firmware development. You coordinate effectively with colleagues, share insights proactively, and take initiative to overcome technical challenges. You have high standards and a commitment to continuous improvement.

You are best equipped for this task if you have:
 

• A bachelor’s or master’s degree in electrical engineering, Computer Science or similar
• At least 3 years of experience in embedded firmware development
• Experience in DC-DC power conversion systems, with basic understanding of mixed-signal systems (good to have)
• Proficiency in C programming for embedded systems, and familiarity with Python is a plus
• Familiarity with serial communication protocols such as I2C, UART, or PMBus and experience debugging firmware with hardware circuits
• Familiarity with version control systems (e.g., GIT) and debugging tools (e.g., JTAG) and bug tracking systems like JIRA is a plus
• Knowledge of bare-metal, RTOS environments, and device drivers is a plus
• Strong problem-solving and collaboration skills, as well as good communication skills in English

Please send us your CV in English

About us:

ARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the world’s biggest online casinos for its cutting-edge products, ARRISE helps to deliver exceptional gaming experiences to millions of players worldwide.

Our global team of talented and driven professionals are shaping the future of iGaming. Headquartered in Gibraltar, we have offices spanning Canada, India, the Isle of Man, Latvia, Malta, Romania, Serbia, Bulgaria, and the UAE, and more exciting destinations on the horizon.

At ARRISE, we take pride in creating growth opportunities at all levels, constantly investing in our people while welcoming new colleagues and forging strategic partnerships that open new opportunities for success. 

To achieve this, we bet on ourselves. We know that success is a collective effort, and our team is driven by ambition, collaboration, and a shared commitment to grow and succeed—while embracing every step of the journey.

Be part of the future of iGaming with ARRISERS! See a job that excites you? Apply now, and our friendly recruitment team will connect with you soon. Your journey starts here!

Required Skills: 

• 5+ years of hands-on experience in commercial software development using Java.  
• Solid understanding of Object-Oriented Programming (OOP) concepts and proficient in applying design patterns. 
• Extensive expertise in Java Core and the Spring framework (including Spring Boot, Spring Web, Spring Data, Spring Cloud). 
• Proficiency in vanilla JDBC for database interactions. 
• Strong understanding of RDBMS concepts and SQL, with experience working with databases such as Oracle, PostgreSQL. 
• Experience with Redis. 
• Experience with distributed messaging systems, particularly RabbitMQ. 
• Proven track record in the development of microservices and distributed transactional systems. 
• Knowledge of fundamental design principles for building scalable and highly available applications. 
• Good foundation in algorithms, design patterns, and data structures. 
• Proficiency in unit/functional testing frameworks such as JUnit 4/5, Spock, and Testcontainers.  

Preferred Skills:  

• Experience in application and infrastructure monitoring. 
• Proven ability to troubleshoot production problems related to software applications. 
• Exposure to high-load systems. 
• Good spoken and written English skills. 
• Experience with JSP, Thymeleaf, JavaScript, TypeScript, React would be a big plus. 
• Experience with MongoDB would be a big plus. 

Responsibilities:  

As a Java Software Engineer, you will play a pivotal role in engineering and implementing a high-loaded enterprise system that serves tens of thousands of users logging into our product every day. Your responsibilities will include: 

• Collaborating with cross-functional teams to design, develop, and maintain robust software solutions that meet the needs of our enterprise-level system. 
• Architecting scalable and efficient Java-based components to ensure optimal performance under high load. 
• Implementing best practices in software engineering, including code reviews, testing methodologies, and documentation standards. 
• Optimizing system performance and reliability through continuous monitoring, troubleshooting, and performance tuning. 
• Participating in the entire software development lifecycle, from requirements gathering and design to deployment and support. 
• Staying up-to-date with the latest technologies and industry trends to continuously improve our system architecture and development processes. 

Company offers: 

• Long-term employment. 
• Flexible timetable. 
• Comfortable working conditions. 
• Paid vacation and sick leaves. 
• English lessons, gym. 
• Competitive salary level. 

Skills

• Commercial experience in software development projects
• Working experience with Next.js, React, Tailwind, PostgreSQL, Prisma
• Strong knowledge of JavaScript, Data Algorithms and Structures
• Hard-working, smart, proactive, goal oriented, open in communication, not afraid to voice your own opinion
• Willing to take part in business and design decisions and analysis
• Experience with Python - preferable
   

Do not hesitate to apply if you are missing specific experience.

We Offer

• WFH and flexible working hours

Requirements

• Develop new features and improve existing ones for Valid-X 's products.

• Proactively take part in design and marketing discussions, take responsibility for products from the technology side.

   

Project description

• Social wiki platform website (similar to Wikipedia and Fandom)
• Tech stack: Next.js, Node.js, PostgreSQL, Prisma, Vercel

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