Jobs at Djinni

Welcome to King Group - a place where the best people from the IT and gambling industries meet to do amazing things together. We operate numerous projects in the iGaming sector in the markets of Ukraine, Europe and the USA, invest in venture startups, promising ideas and people.
 

One of our companies is a game studio that deals with the full cycle of iGaming product development. From idea to release, we combine creativity, modern technologies and deep analytics to create a unique gaming experience. Our mission is to excite, inspire and shape the future of the industry.

Our company is looking for a math expert who has a drive and passion (perhaps some experience) for games.

Key skills (it's not necessary to have all key skills, but more is better than less):

• Higher education in mathematics or related fields (related to research, analytics or data processing);
• Have a strong math background (especially probability theory, statistics, combinatorics);
• Advanced knowledge of MS Excel (statistical, mathematical functions);
• Be proficient at one (at least) programming language (Python is preferable);
• Knowledge of one of the CAS (Mathematica, Mathcad, Maxima);
• Have a strong math background (especially probability theory, statistics, combinatorics);
• Have previous experience in gaming industry or (and) have experience in playing slots (or any other probabilistic games (poker, blackjack, etc));
• Understand the time and memory complexity of your code;
• Be keen on details (Yes, it's really important at this position);
• Understanding OOP Concepts;
• Experience in developing mathematical models.
   

Nice to have:

• Experience in using git;
• Experience in using JIRA.
   

Responsibilities: 

• Prepare math for slot games;
• Discuss with business/ propose new game ideas/new feature ides;
• Implement game logic of new features, games;
• Gather games' statistics by precise calculations / running simulations of the games;
• Make games attractive for players from the math side.
   

Why we:

• Social Package;
• Medical care;
• Sick Days;
• Professional development support;
• Family-like atmosphere. You can check it out yourself ;)
• Great career prospects.
  
  Do you want to grow with us? Do you have the desire to take an active part in creating a product? Send your resume and let's get to know each other ;)

Join CoreWillSoft GmbH and help build Windows-based software that protects critical facilities and infrastructure. We develop innovative physical security and access control solutions, integrating building automation, IoT devices, and high-security hardware. 

You’ll join an Agile, international team distributed across locations, with our headquarters in Bonn, Germany. We own the full product lifecycle — from discovery and implementation to release and operation — so your work will be visible, impactful, and close to real customer needs. 

What you`ll do: 

• Develop, maintain, and enhance Windows-based desktop applications using .Net. 
• Maintain and develop DLLs written in C++. 
• Implement CI/CD pipelines for development and QA processes. 
• Act as a liaison between the customer and the development team, collecting and synthesizing feedback into actionable tasks. 
• Ensure on-time delivery of high-quality products. 
• Collaborate with cross-functional teams, including engineering, sales, marketing, and support, to deliver successful projects. 
• Identify potential risks and issues within the project and propose mitigation strategies. 

What we offer: 

• Meaningful Impact: Build solutions that are used every day by thousands of businesses — your work will directly improve real-world security and connected device experiences. 
• Product & Process Ownership: Help shape not only the product, but also how we build and deliver it — your ideas and decisions will have visible impact. 
• Industry Influence: Contribute to key security standards and best practices, staying ahead of the curve in a fast-evolving industry. 
• Modern Tech Stack & Hardware: Work with the latest hardware and the tools you need to do your best work. 
• Time Off & Flexibility: 20 vacation days, paid sick leave, and public holidays in line with German legislation — plus flexibility built around outcomes, not micromanagement. 
• Learning & Development Budget: We support continuous growth by covering hard and soft skills courses, trainings, and access to e-learning platforms. 
• Coworking Support: Prefer not to work from home every day? We offer coworking compensation so you can choose the environment that fits you best. 
• Language Learning Support: Monthly fixed compensation you can use to improve your English or German through the learning format of your choice. 
• Strong Team Culture: Open collaboration, a flat structure, and thoughtful onboarding—your voice is heard, and you can make an impact from day one. 

What you bring: 

• Proven experience in Windows .Net Desktop application development. 
• Familiarity with System.Reactive and its extensions for reactive programming. 
• Experience with System.Security.Cryptography for cryptographic operations. 
• Basics knowledge of C++ and DLL development. 
• Experience in implementing CI/CD pipelines. 
• Excellent communication and collaboration skills. 
• Advanced Business English language knowledge. 
• Good analytical skills, oriented on continuous process improvement. 
• Responsibility for customer/partner relation growth. 

Nice to have: 

• Experience with IoT products in building automation and physical access control. 
• Mastery Degree in Computer Science or related field. 
• Understanding of general security concepts. 
• German language skills. 

Join CoreWillSoft GmbH and help build Windows-based software that protects critical facilities and infrastructure. We develop innovative physical security and access control solutions, integrating building automation, IoT devices, and high-security hardware. 

You’ll join an Agile, international team distributed across locations, with our headquarters in Bonn, Germany. We own the full product lifecycle — from discovery and implementation to release and operation — so your work will be visible, impactful, and close to real customer needs. 

What you`ll do: 

• Develop, maintain, and enhance Windows-based desktop applications using .Net. 
• Maintain and develop DLLs written in C++. 
• Implement CI/CD pipelines for development and QA processes. 
• Act as a liaison between the customer and the development team, collecting and synthesizing feedback into actionable tasks. 
• Ensure on-time delivery of high-quality products. 
• Collaborate with cross-functional teams, including engineering, sales, marketing, and support, to deliver successful projects. 
• Identify potential risks and issues within the project and propose mitigation strategies. 

What we offer: 

• Meaningful Impact: Build solutions that are used every day by thousands of businesses — your work will directly improve real-world security and connected device experiences. 
• Product & Process Ownership: Help shape not only the product, but also how we build and deliver it — your ideas and decisions will have visible impact. 
• Industry Influence: Contribute to key security standards and best practices, staying ahead of the curve in a fast-evolving industry. 
• Modern Tech Stack & Hardware: Work with the latest hardware and the tools you need to do your best work. 
• Time Off & Flexibility: 20 vacation days, paid sick leave, and public holidays in line with German legislation — plus flexibility built around outcomes, not micromanagement. 
• Learning & Development Budget: We support continuous growth by covering hard and soft skills courses, trainings, and access to e-learning platforms. 
• Coworking Support: Prefer not to work from home every day? We offer coworking compensation so you can choose the environment that fits you best. 
• Language Learning Support: Monthly fixed compensation you can use to improve your English or German through the learning format of your choice. 
• Strong Team Culture: Open collaboration, a flat structure, and thoughtful onboarding—your voice is heard, and you can make an impact from day one. 

What you bring: 

• Proven experience in Windows .Net Desktop application development. 
• Familiarity with System.Reactive and its extensions for reactive programming. 
• Experience with System.Security.Cryptography for cryptographic operations. 
• Basics knowledge of C++ and DLL development. 
• Experience in implementing CI/CD pipelines. 
• Excellent communication and collaboration skills. 
• Advanced Business English language knowledge. 
• Good analytical skills, oriented on continuous process improvement. 
• Responsibility for customer/partner relation growth. 

Nice to have: 

• Experience with IoT products in building automation and physical access control. 
• Mastery Degree in Computer Science or related field. 
• Understanding of general security concepts. 
• German language skills. 

Our partner is an innovative technology company specializing in the development and implementation of cutting-edge solutions in embedded systems and radio frequency (RF) engineering.

We are currently seeking an experienced Firmware Engineer to join our team.

Key Qualifications:
BA or Master’s degree in computer science
Strong level of C/Embedded programming (FW, drivers)
3+ years of experience in industrial or embedded software development
Excellent debugging skills
Familiarity with embedded firmware design
Expertise in hardware components and design
Programming under Linux environment
Advanced experience with Git tools and workflows

Responsibilities:
Developing and implementing software for industry specific hardware
Designing firmware solutions based on company or project needs
Designing detailed firmware plans
Ensuring that firmware is always functional and up-to-date
Troubleshooting and optimising firmware

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with the organization of the first Data Science UA conference, setting the foundation for our growth. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.

About the role:
We are looking for a Computer Vision / Machine Learning Engineer to develop offline CV models for industrial visual inspection.

Your main task will be to design, train, and evaluate models on inspection data in order to:

• Improve discrimination between good vs. defect samples
• Provide insights into key defect categories (e.g., terminal electrode irregularities, surface chipping)
• Significantly reduce false-positive rates, optimizing for either precision, or recall
• Prepare the solution for future deployment, scaling, and maintenance
•  

Key Responsibilities:
Data Analysis & Preparation
- Conduct dataset audits, including class balance checks and sample quality reviews
- Identify low-frequency defect classes and outliers
- Design and implement augmentation strategies for rare defects and edge cases
Model Development & Evaluation
- Train deep-learning models on inspection images for defect detection
- Use modern computer vision / deep learning frameworks (e.g., PyTorch, TensorFlow)
- Evaluate models using confusion matrices, ROC curves, precision–recall curves, F1 scores and other relevant metrics
- Analyze false positives/false negatives and propose thresholds or model improvements
Reporting & Communication
- Prepare clear offline performance reports and model evaluation summaries
- Explain classifier decisions, limitations, and reliability in simple, non-technical language when needed
- Provide recommendations for scalable deployment in later phases (e.g., edge / on-prem inference, integration patterns)

Candidate Requirements:
Must-have:
- 1-2 years of hands-on experience with computer vision and deep learning (classification, detection, or segmentation)
- Strong proficiency in Python and at least one major DL framework (PyTorch or TensorFlow/Keras)
- Solid understanding of:

• Image preprocessing and augmentation techniques
• Classification metrics: accuracy, precision, recall, F1, confusion matrix, ROC, PR curves
• Handling imbalanced datasets and low-frequency classes

- Experience training and evaluating offline models on real production or near-production datasets
- Ability to structure and document experiments, compare baselines, and justify design decisions
- Strong analytical and problem-solving skills; attention to detail in data quality and labelling
- Good communication skills in English (written and spoken) to interact with internal and client stakeholders

Nice-to-have:
- Experience with industrial / manufacturing computer vision (AOI, quality inspection, defect detection, etc.)
- Familiarity with ML Ops/deployment concepts (ONNX, TensorRT, Docker, REST APIs, edge devices)
- Experience working with time-critical or high-throughput inspection systems
- Background in electronics, semiconductors, or similar domains is an advantage
- Experience preparing client-facing reports and presenting technical results to non-ML audiences

We offer:
- Free English classes with a native speaker and external courses compensation;
- PE support by professional accountants;
- 40 days of PTO;
- Medical insurance;
- Team-building events, conferences, meetups, and other activities;
- There are many other benefits you’ll find out at the interview.

Ever wanted to work on a real product team?

Join us! We're a US-based product company in the InsurTech domain, with 8 years on the market.

Our team is compact but filled with experienced developers, and we're on the lookout for our next team member.

Main Responsibility:

• Ongoing development of user-facing components using the TALL stack.
• Developing a cutting-edge AI product (context engineering, evals, tool calls).

• Support and extension of the complex insurance product database and calculations.

   

Must-Have:

• Proficient communication in English.
• Experience with Laravel.

• Full-stack skills — ship features end-to-end.

   

Nice-to-Have:

• TALL stack understanding.
• A solid understanding of UX principles.
• Skills in product management.
• Efficient use of Claude Code (or similar).

• Understanding of LLM APIs.

   

Your cover letter is your leverage.

Show us your passion, and we'll show you ours in return! :)

About us:
Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with the organization of the first Data Science UA conference, setting the foundation for our growth. Over the past 9 years, we have diligently fostered the largest Data Science Community in Eastern Europe, boasting a network of over 30,000 AI top engineers.

About the client:
We are working with a new generation of data service provider, specializing in data consulting and data-driven digital marketing, dedicated to transforming data into business impact across the entire value chain of organizations. The company’s data-driven services are built upon the deep AI expertise the company’s acquired with a 1000+ client base around the globe. The company has 1000 employees across 20 offices who are focused on accelerating digital transformation.

About the role:
We are seeking a Senior Data Engineer (Azure) to design and maintain data pipelines and systems for analytics and AI-driven applications. You will work on building reliable ETL/ELT workflows and ensuring data integrity across the organization.

Required skills:
- 6+ years of experience as a Data Engineer, preferably in Azure environments.
- Proficiency in Python, SQL, NoSQL, and Cypher for data manipulation and querying.
- Hands-on experience with Airflow and Azure Data Services for pipeline orchestration.
- Strong understanding of data modeling, ETL/ELT workflows, and data warehousing concepts.
- Experience in implementing DataOps practices for pipeline automation and monitoring.
- Knowledge of data governance, data security, and metadata management principles.
- Ability to work collaboratively with data science and analytics teams.
- Excellent problem-solving and communication skills.

Responsibilities:
- Transform data into formats suitable for analysis by developing and maintaining processes for data transformation;
- Structuring, metadata management, and workload management.
- Design, implement, and maintain scalable data pipelines on Azure.
- Develop and optimize ETL/ELT processes for various data sources.
- Collaborate with data scientists and analysts to ensure data readiness.
- Monitor and improve data quality, performance, and governance.

We are seeking for a Senior Developer with deep expertise in AI, code, and scaling – and above all, the ability to lead bold technological processes and change the rules of the game.

If you live and breathe code, love automation, and get excited by the opportunity to write less and create more – this is your place.

Responsibilities:

• Leading the transition from monolithic to microservices architecture
• Leading work with tools like GitHub Copilot and other LLMs as daily tools
• Accelerating development processes, automating tests, documenting and understanding complex code
• Defining new standards for high-volume development environments
• Technical leadership of a team – including training, mentoring, and hands-on implementation
• Implementing code solutions quickly and with high quality in critical systems environments
• Developing cloud systems

Requirements:

• 7+ years of backend development experience in C#/.NET, Node.js is an advantage
• 4+ years of experience in React.
• Great English communication skills.
• Proven experience in rapidly improving development speed and reducing bugs using AI-based tools
• Ability to lead end-to-end development processes including scaling, documentation, and automation
• System-level thinking, business orientation, and training skills Experience working with microservices architecture and building APIs
• B.Sc. in Computer Science or a similar technological field – required

Relevant Technologies:

• Backend: Node.js/C#/.NET Framework, ASP.NET Web API/Core, Entity Framework, Python
• Databases: SQL Server, MongoDB, Redis
• Messaging: RabbitMQ
• Frontend: Angular 5+, TypeScript, React
• Cloud & Containers: Azure / AWS, Kubernetes
• AI Tools: GitHub Copilot, Claude – proven experience required

Copywriter (Full/Part-Time)

Asabix is a software development company with offices in Ukraine and Poland, building scalable digital products for clients across the US, UA, and Europe.

Now we’re looking for someone who not only writes clearly, but also thoughtfully. Someone who knows how to engage an audience and who enjoys doing it.

What will you do:

• Write articles, landing pages, case studies, and guest publications.
• You'll create content that appeals to real people and has a clear purpose.
• We help develop ideas that grab attention and build trust.
• Collaborate closely with design, SEO, and marketing teams.

What we are looking for:

• At least 2 years of writing experience, ideally in tech or digital services.
• Fluent, confident English — with style, nuance and precision.
• The ability to research, structure and clearly explain complex topics.
• Familiarity with SEO principles and target group-oriented writing.
• Someone who's curious, open-minded, and comfortable with feedback and iteration.

What you will get:

• Remote-friendly work or a cozy office in Zhytomyr — the choice is yours.
• A team that appreciates good writing and relies on it.
• Fair remuneration, development opportunities and mutual support.

If this sounds like your kind of team, we’d love to hear from you. Send us your CV, writing samples (in English), and salary expectations.

We search for a “willing to learn” person who wants to learn and develop enterprise-level web applications/web sites.

-At least 1 year of experience as a .NET developer.

-Experience with ASP.NET MVC, ASP.NET Core — you need to know what is an abstract class;

-Knowledge about modern features of C#

-Good knowledge of ASP.NET Core 5.0.

-Good understanding of Entity Framework Core, SQL Server (complex queries, stored procedures)

-Working experience in client-side development: HTML5/CSS3, Vue.JS or React

-Understanding of how JS works and the ability to code vanilla JS or understood jQuery legacy code.

We offer:

-Senior team;

-Regular review;

-Long-term employment;

-Challenging projects;

-Certifications;

Responsibilities:

-Code review.

-Functionality improvements to an existing solution

-Increasing system stability, testability, maintainability, and security

About Adaptis

Adaptis is an innovative engineering company delivering customized Starlink connectivity solutions for reliable internet access in the most demanding environments.

We design complete systems for installing, protecting, and powering Starlink terminals — ensuring stable performance even under extreme field conditions.

Role: Internal Systems & Automation Engineer (AI-assisted)

We are looking for a key engineer to support and evolve our internal systems and automation workflows.

This role sits at the intersection of:

• internal IT infrastructure
• automation & scripting
• rapid development with AI tools
• deployment and troubleshooting
• business process support

You will work on internal tools used daily across the company — from Google Apps Script workflows to Python/Node projects deployed on our own servers.

Responsibilities

• Support and administration of internal systems (including telephony)
• Development and maintenance of Google Sheets + Google Apps Script automations
• Support internal Python / Node.js / React projects
• Deploy updates and fix issues on our servers (Linux environment)
• Build fast, iterate quickly, and improve workflows using AI-assisted development

Requirements

• Experience with Google Sheets and Google Apps Script
• Working knowledge of Python and JavaScript
• Basic understanding of servers, deployment, and troubleshooting
• Active use of AI tools in development (Cursor, Copilot, ChatGPT, etc.)
• Ukrainian language is required
• Candidate must be located in Lviv (remote-first role)

Nice to have

• VoIP / telephony experience
• Docker, Nginx, PM2
• Experience building internal tools or automations

Winex Affiliates is an ambitious and fast-growing affiliate program in the iGaming industry, focused on the international market. We are looking for a Business Development Manager to help scale our B2B partnerships, expand into new markets, and establish strategic collaborations.

Key Responsibilities:

• Identify and attract new partners (affiliate networks and direct advertisers).
• Negotiate and onboard partners into our network: contracting, terms alignment, and signing.
• Manage partner relationships: onboarding, support, performance analysis, and regular reporting.
• Deal analytics in Google Spreadsheets/Excel; optimization based on KPIs.
• Handle documentation: contract preparation and related administrative tasks.
• Attend iGaming conferences and stay active in industry communities.

Requirements:

• 1+ year of experience in Business Development, Affiliate, or Sales within iGaming.
• Understanding of business models: RevShare, CPA, flat, hybrid.
• Strong analytical skills and experience working with large datasets.
• Proficiency in Google Sheets/Excel for analytics and reporting.
• English — Intermediate+ level.
• Soft skills: communicative, proactive, adaptable, and self-driven.

We Offer:

• Remote work format.
• Competitive compensation.
• Support for professional growth.
• Participation in corporate events.
• Flexible schedule, autonomy, and quick decision-making with no bureaucracy.

Hiring Process:

1. Intro call with the recruiter.
2. Interview with the BD Lead.
3. Final interview with the CEO.

Angular (v18+) and TypeScript developer needed. Join the team for a UK-based healthcare company that enables remote patient monitoring, clinical research, and personalized healthcare. 

What You’ll Do:
• Design and develop front-end features using Angular and TypeScript
• Maintain and improve the architecture, performance, and scalability of the frontend codebase
• Collaborate closely with UX/UI designers and product owners
• Drive best practices in coding and testing for frontend development
• Conduct code reviews

What We’re Looking For:
• 3+ years of experience in frontend development with strong knowledge of Angular (v18+) and TypeScript
• Solid understanding of component-based architecture
• Experience with RxJS, Angular Material, SCSS/CSS3, and responsive design
• Strong knowledge of RESTful APIs, HTTP, and web application security
• Ability to write clean, maintainable, and well-tested code
• Proficiency in version control systems like Git
• Excellent communication skills and a proactive approach to problem-solving

Nice to Have:
• Experience with performance optimization tools and techniques (e.g., Lighthouse, lazy loading)
• Familiarity with CI/CD pipelines and deployment automation
• Exposure to backend development or full-stack experience
• Knowledge of accessibility standards (WCAG) and testing frameworks like karma

Come Back Agency supports US software and technology companies by running their hiring process. We work with delivery and leadership teams to define roles, screen candidates, and manage interviews. Successful candidates are hired directly by the company and become part of its team.

This position is with a US-based software company providing custom development and AI implementation for North American clients. The team builds and maintains production software, including AI-enabled systems, and works in long-term client engagements.

Team members operate as part of an internal, distributed team and collaborate directly with client stakeholders.

Responsibilities

• Secure new business and grow revenue. This role is not account management and not day-to-day; client communication. Our US team handles calls and ongoing communication;
• Proactively source outbound opportunities (partnerships, referrals, warm outreach);
• Qualify opportunities and drive them to signed agreements;
• Coordinate internally with the US team during deal handoff;
• Contribute directly to revenue growth;

Requirements

• Proven experience in business development/lead generation for IT services / software development companies /SaaS;
• Clear track record of originating or closing deals with budgets $20,000+;
• Understanding of how custom software projects are priced and sold;
• Strong written English (spoken English is a plus, but not critical);
• Ability to work independently and focus on results;

This role does not involve

• Daily client communication;
• Account management;
• Project management;
• Delivery or technical execution;

KPIs

• New qualified opportunities created;
• Pipeline value generated;
• Deals secured / revenue influenced;

What We Offer

• Working hours aligned with US time zones, typically 16:00—00:00 Kyiv time;
• 1:1 English lessons to support clear and confident communication;
• Paid vacation and sick days;
• Fully remote work;
• Opportunities for professional growth within the team;
• Structured, personalized onboarding to help you ramp up effectively.
   

Apply with your resume and a short note outlining your relevant experience. You can also submit it through our website at comeback.ua. Selected candidates will be contacted by Come Back Agency

We’re looking for a Trainee/Junior Lead Generator who is proactive, motivated, and eager to grow within our team at FuturiX Solutions 📈

If you’re motivated to start or grow your career in lead generation and enjoy communication and outreach, we’ll be glad to meet you.

🛠️ Key Responsibilities:

🔹 Conduct outreach through LinkedIn as the primary channel.

🔹 Create and run multi-step outreach campaigns to schedule calls with potential clients.

🔹Track outreach metrics, analyze performance, and optimize campaigns.

🔹Qualify, nurture, and segment leads according to ideal client profiles.

🔹Follow monthly KPI goals and priorities.

🔹Collaborate with the internal Sales Team and provide regular updates.

🔹 Build databases or work with existing ones: analyze, verify, and segment.

📋 Requirements:

🔹Organizational and time management skills, and a proactive and results-oriented mindset.

🔹Basic understanding of lead generation principles (courses or self-learning).

🔹 Initial experience or theoretical knowledge in B2B sales.

🔹Desire to learn, adapt quickly, and follow established outreach workflows.

🔹 Basic experience with CRM tools and lead-tracking workflows.

🔹 Eagerness to experiment, analyze results, and improve.

🔹Strong written communication skills to effectively engage with potential clients.

🔹 At least an Upper-Intermediate level of English.

✨ Nice-to-Haves:

🔹 Prior experience in lead generation or sourcing roles is advantageous.

🔹 Interest in tech domains (fintech, blockchain, SaaS, etc.).

🔹 An existing professional network is an advantage, but not required.

🌱 Why Join Us?

🔹 Collaborative Team Culture – supportive, innovative environment that values mentorship and teamwork

🔹 Flexible Work Setup – remote-friendly and focused on work-life balance

🔹 Growth-Oriented Environment – continuous learning and professional development

🔹 Exciting Projects – work with clients across diverse industries

🔹 Real Impact – your work directly drives the growth and success of FuturiX Solutions 🌍

What We Expect from You:

When applying, please include a brief description of your lead generation methods.

We’re eager to understand your unique approach to finding deals 🔍