Jobs at Djinni

We’re seeking a Frontend Developer (Games) to build engaging HTML5 casino games across desktop and mobile platforms. Requires strong JavaScript skills, experience with game engines, and a creative approach to interactive design.

What You Will Do:

We are seeking an experienced HTML5 Game Developer, responsible for managing exciting gaming projects specific to marketing and industry specifications. An ideal candidate will stay excited to take challenges, contribute towards building new verticals and depict strong entrepreneurial skills. A well-qualified candidate will be someone who understands graphical representation, interactivity and sound design, in a cross-platform (desktop, mobile, tablet and social media applications) browser.

Summary of Responsibilities:

• Developing interactive and compelling Casino games using HTML5;
• Building games that run on Desktop, Tablet and Mobile devices;
• Working closely with the creative design team to create HTML5-based games;
• Providing game maintenance and enhancements;
• Creating quality mock-ups and prototypes on tight timelines;
• Maintaining graphic standards and branding throughout the game interface;
• Staying up to date on emerging trends and technologies;
• Writing clean, readable and well-documented code;
• Being involved in projects from brainstorming to delivery;
• Estimating time and effort in the project pitching phase.

What you'll need to have:

• Extensive experience and knowledge in HTML5 canvas development and JavaScript;
• Working knowledge of HTML5 game development engines and the ability to quickly get up to speed with any engine;
• Ability to take audio and visual assets or a concept and turn them into a compelling gaming experience;
• Experience in creating exciting, highly interactive experiences on desktop. iPad, iPhone and other mobile devices;
• Effective communication skills;
• Proven resourcefulness in troubleshooting complex problems;
• Experience coding for mobile web using responsive web technologies;
• Extensive design and game development experience;
• Strong debugging and optimisation abilities;
• Must be able to think critically and work in a fast-paced environment;
• A team player, with active readiness in participating in team building, expanding and team engagement activities.

Other Duties and Responsibilities:

• Participation in team brainstorming;
• Contributing to the review of other developers’ games and code;
• Contributing to the evolution of the team’s processes and best practices;
• Experience with NodeJS, React, Typescript, Phaser JS/Pixi JS is a plus.

Qualifications:

• Minimum 2-5 years of experience in related domains;
• Previous design experience (required);
• Knowledge or experience with various game development pipelines & methodologies;
• Involvement within teams developing products is highly recommended;
• Knowledge about games and/or the casino industry, including the current market landscape;
• Experience working with multiple disciplines, including artists, mathematicians, software developers, etc., in creating games or products;
• Strong written and verbal communication skills;
• Degree-level Graduate or related field experience (preferred).

The company offers:

• Time off: 25 days of annual leave per year are available;
• Sick Leave & Public Holidays: Entitlement includes UK public holidays and statutory sick leave;
• Flexible Working Hours: Flexible scheduling is supported to allow effective time management;
• Remote work: Remote work is a great benefit and offers flexibility, helps improve work-life balance, and supports productivity across different locations;
• Referral program: Great people know great people. Help grow the team by referring talented individuals who would be a strong fit!;
• Employee Education Initiative: Twice a year, the company provides an opportunity to explore new interests outside of daily work, fostering curiosity and personal development;
• Professional Development: Courses, conferences, workshops, and training programs that benefit both the employee and the company may be fully funded.

If you find this opportunity right for you, don't hesitate to apply or get in touch with us if you have any questions!

We are an international iGaming company that has been developing successful online entertainment brands. Over the past few years, we have significantly scaled, entered new markets, and built a strong cross-functional team.

We are seeking an experienced HR Director with a proven track record in designing and implementing HR infrastructure for mid-sized, fast-growing companies. You will lead the development of scalable HR processes, drive culture and engagement, and act as a strategic partner to the leadership team.

Key Responsibilities:

• Build the full HR function from scratch: define structure, workflows, and metrics
• Implement HR systems and tools (HRIS, automation, etc.)
• Develop and document policies, procedures, and job descriptions
• Set up onboarding, performance management, and employee development frameworks
• Partner with team leads to map out and optimize business processes
• Drive internal communications, employer branding, and company rituals
• Oversee and expand the recruitment function (currently 2 recruiters)
• Serve as a business partner to leadership and contribute to strategic planning

What We Expect:

Hard skills:

• 5+ years in HRM/HRD roles, preferably in companies with 100–300+ employees
• Experience building HR processes in fast-scaling environments
• Solid understanding of the full employee lifecycle: recruitment, onboarding, L&D, performance, retention
• Hands-on experience with implementing HR systems and digital tools
• Background in iGaming is a strong plus, but not mandatory

Soft skills:

• Strategic thinking combined with operational flexibility
• Strong emotional intelligence and communication skills
• Ability to thrive in ambiguity and drive clarity
• Collaborative mindset and hands-on leadership style
  
   

Requirements:

Bachelor’s degree
At least 3 years of commercial experience with C#
Knowledge of the basics of computer science (algorithms and data structures, OOP)
Intermediate English level
Source code (all or fragments) of any C# project for evaluation
Will be a big plus:

Knowledge or experience in medical technology, DICOM
Have web and/or cloud development experience
Basic knowledge of C ++

We offer:

20 days of paid vacation
15 days of paid sick leave
Accounting support
Comfortable, modern office (Kyiv/Kharkiv) and working environment
Flexible working schedule
Corporate events
English classes
Paid conferences

Responsibilities:

Writing automation scripts
Bug-fixing
Writing unit tests
Developing new features or extending existing ones

*Project*: Development of software for medical equipment for imaging. Development of scanners of an internationally well-known brand, by which more than 300,000 patients are examined daily. This area comprises software running both on the scanners and workstations, as well as the integration to other vendors covering:
* Installation and software licensing management
* Connectivity configuration and diagnostics
* Patient data management
* Integration to hospital IT systems (EMRs, PACS) and other 3rd party systems (reporting systems)
* Reading other vendors’ images that are complying with the DICOM standard
* Remote access solutions for review and report
* Ensuring privacy and security of patients’ data

Technologies
— C++/C# .Net
— WPF
— MFC
— Databases
— Network communication
— DICOM standard (Digital Imaging and Communication in Medicine)
— VS 2022, Jira, Jenkins, Confluence, Teams

Required Technologies:

Node.js, Express.js / Nest.js
JavaScript (ES6+) / TypeScript
SQL (PostgreSQL, MySQL), NoSQL (MongoDB, Redis)
REST API, GraphQL, WebSockets
Git (GitHub/GitLab), Docker (preferred)
Postman for API testing
 

Nice to Have:

Understanding of OOP, SOLID principles, and design patterns
Experience with testing frameworks (Jest, Mocha, Chai)
 

Requirements:

English level: B1 or higher
Strong motivation to learn and develop in backend engineering
 

We Offer:

Interesting and challenging projects
Vast opportunities for professional development
Competitive salary
Friendly team of professionals
Comfortable working environment

Requirements:

Experience in developing on React;
Good spoken English (B1-B2);
Experience with Redux/React Redux;
Experience with REST API/HTTP methods;
Experience with Git.

We offer:

Interesting and challenging projects.
Vast opportunities for professional development.
Competitive salary.
Delicious coffee biscuits and tea for your good mood.
The friendly team of professionals.
Comfortable working environment.

Responsibilities
 

Develop and maintain web applications using React.js (Frontend) and Node.js (Backend).
Work with RESTful APIs and databases (MongoDB, PostgreSQL).
Write clean, efficient, and maintainable code.
Collaborate with designers, backend developers, and product managers to deliver high-quality solutions.
Participate in code reviews and continuously improve development processes.
Debug and fix issues in existing applications.
 

Requirements
 

Basic knowledge of JavaScript/TypeScript, HTML, and CSS.
Experience with React.js and Node.js (academic, personal, or internship projects).
Understanding of REST API principles and client-server architecture.
Familiarity with database management (MongoDB, PostgreSQL or similar).
Experience with Git and version control workflows.
Strong problem-solving skills and a willingness to learn.
English level: B1 or higher
 

Nice to Have

Experience with Redux, Next.js, Express.js, Nest.js.
Basic understanding of Docker, CI/CD pipelines.
Knowledge of testing frameworks (Jest, Cypress).
Familiarity with cloud services (AWS, Firebase).
 

What We Offer

Interesting and challenging projects.
Vast opportunities for professional development.
Competitive salary.
The friendly team of professionals.
Comfortable working environment.

We are looking for a candidate with strong leadership skills for a corresponding position in a team of 2 to 5 people. You will be expected to work directly on products as well as manage a team.

Responsibilities:

• Managing a team of 4 to 8 people, assigning tasks, and assessing risks, both technical on the project and the team side;
• Eliminating blockers at any stage - both technical and resource-related;
• Creating products logic following the best practices of the domain development, and also taking into account user needs and product domain context;
• Deepening and evaluating product increment requirements in collaboration with a cross-functional squad including tech and proxy product owners;
• Coming up with new initiatives within your area to improve performance;
• Taking a part in implementing, maintaining, and improving existing products.

Requirements:

• Experience in working in a product-focused team (as a Team Lead would be a plus);
• English (Upper-intermediate and higher);
• Scrum process & Agile approach understanding;
• Proactive position and analytical skills;
• Problem-solving and strong leadership skills;
• 2+ years of Node.js development experience (on commercial projects.);
• 2+ years of Laravel development experience (on commercial projects.);
• Commercial experience with Vue.js (React.js acceptable);
• Knowledge of HTML5, CSS3;
• Experience with AWS, Google, and Microsoft services would be a plus;
• Strong understanding of OOP fundamentals and adherence to a coding standard;
• Strong knowledge of Design Patterns and LAMP;
• Experience with SQL or NoSQL databases;
• Practice experience with building REST API services;
• Practice experience with Docker.

Expectations:

• Cohesive team, high level of efficiency and productivity;
• On-time delivery of projects/tasks and positive feedback from clients;
• Technical growth, both personal and team.

We offer:

• Regular result-based salary reviews;
• Comfortable working hours (10-19 Kyiv time zone);
• Bonus system tied to the product's success;
• Established product-focused environment;
• Range of tasks, from quick and simple to challenging investigation to run;
• Cheerful & dynamic environment;
• Friendly and open-minded team;
• Virtual workspace with perspective to move into one of the offices
• Mentorship;
• Sport and English classes discounts.

Hiring steps:

• First interview with the Recruiter;
• Technical interview with the CTO;
• Job Offer.

Requirements:

• Knowledge of the core functionality of virtualization platforms;
• Experience implementing and migrating workloads in virtualized environment;
• Experience in complex IT solutions and Hybrid Cloud solution projects.
• Good understanding of IT-infrastructure services is a plus;
• Strong knowledge in troubleshooting of complex environments in case of failure;
• At least basic knowledge in networking & information security is an advantage
• Hyper-V, Proxmox, VMWare experience would be an advantage;
• Experience in the area of services outsourcing (as customer and/or provider) is an advantage.
• Work experience of 2+ years in a similar position
• Scripting and programming experience/background in PowerShell/Bash is an advantage;
• Strong team communication skills, both verbal and written;
• Experience in technical documentation writing and preparation;
• English skills - intermediate level is minimum and mandatory for global teams communication;
• Industry certification focused on relevant solution area.

Areas of Responsibility includes:

• Participating in deployment and IT-infrastructure migration projects, Hybrid Cloud solution projects; Client support;
• Consulting regarding migration IT-workloads in complex infrastructures;
• Presales support (Articulating service value in the sales process) / Up and cross sell capability);
• Project documentation: technical concepts
• Education and development in professional area including necessary certifications.

Stay Group is a dynamic marketing company that specializes in transforming great ideas into successful projects in the iGaming area. We are currently seeking enthusiastic and motivated individuals to join our team as the Affiliate Marketing Specialist.
In this role, you will play a crucial part in expanding our brand exposure and establishing long-lasting relationships with our affiliate partners. that specializes in transforming great ideas into successful projects in the iGaming area.

Responsibilities:

• Identify and cultivate relationships with key affiliate partners, negotiating and optimizing agreements to maximize mutual benefits.
• Analyze affiliate performance metrics and KPIs to assess effectiveness and identify opportunities for optimization.
• Collaborate cross-functionally with marketing, sales, product, and finance teams to align affiliate initiatives with overall business objectives.
• Stay abreast of industry trends, competitor activities, and regulatory changes to inform strategy and maintain a competitive edge.
• Continuously evaluate and improve affiliate program processes, tools, and resources to enhance efficiency and scalability.
• Monitor and ensure compliance with affiliate marketing guidelines, regulations, and best practices.
• Participate in conferences and industry events to build partner network.

Requirements:

• At least 3 years of experience in a similar position in affiliate marketing in the iGaming industry.
• Previous experience driving traffic from Au, Ca, NZD.
• Deep understanding of affiliate marketing principles, strategies, and best practices, particularly in the gaming sector.
• Strong analytical skills and proficiency in data-driven decision-making, with experience using affiliate tracking and reporting tools.
• Excellent communication, negotiation, and relationship-building skills.
• Results-oriented mindset with a focus on driving measurable outcomes and achieving business goals.
• Ability to thrive in a fast-paced, dynamic environment and adapt quickly to changing priorities and requirements.
• Strong leadership qualities, including the ability to inspire, motivate, and empower team members to achieve their full potential.
• Fluent in written and spoken English.

Benefits:

• Freedom to choose where to work: work from anywhere in the world with the freedom of remote options, or join our dynamic offices in Barcelona and Kyiv for an inspiring in-person experience.
   
• Flexibility:
  enjoy flexible working hours that let you balance your personal and professional life while staying focused on delivering great results.
• Corporate English speaking club: improve your English proficiency with regular practice and expert guidance.
• A Culture That Cares: thrive in a friendly environment where a strong corporate culture builds connections, drives innovation, and makes you feel truly valued.
   
• Accelerate Your Growth: seize career advancement opportunities in a rapidly expanding marketing company. As the company scales, so will your professional journey.

About the vacavncy:

We are a young and rapidly growing company with almost 200 highly skilled developers of various levels.  As this opportunity requires working from our office, it is open exclusively to Lviv residents. 

We offer free English language courses for employees. 

What we expect from the candidate:
• Strong knowledge and experience with CI/CD pipelines;

 • experience with cloud infrastructure (AWS, Azure, gcloud);

 • Experience with dedicated servers;

 • Experience with Docker and Kubernetes;

 • Experience with Terraform;

 • Knowledge of monitoring tools like Prometheus and Grafana;

 • Experience with scripting languages (Python, Bash)

What we offer:
- Personal corporate English language academy
- Flexible and accommodating working hours.
- Welcoming and amiable work environment in a comfortable office space.
- Official employment with a competitive salary that reflects your experience and skills.
- A supportive team of seasoned developers and managers.
- Exciting opportunity to contribute to innovative projects.

Due to the launch of a new project, we are looking for a Strong Junior / Middle Automation QA Engineer (JS) to join our technical team and ensure stable product quality.

Responsibilities:

• Develop and maintain automated tests to ensure product stability;
• Create and execute test cases, covering critical areas with API/UI automation;
• Support and enhance the existing test automation framework based on new requirements;

• Work closely with developers and manual QA engineers to improve product quality.

   

Required Skills:

• 1+ years of experience with JavaScript/TypeScript and Playwright in test automation;
• Understanding of QA methodologies, tools, and processes;
• Basic programming skills and familiarity with OOP principles;
• Knowledge of JavaScript and experience in test automation;
• Hands-on experience with at least one test automation framework: Cypress, WebdriverIO, or Playwright;
• English (Intermediate level, written and spoken);

• Self-motivated, proactive, and result-oriented mindset.

   

Nice to Have:

• Experience with Linux, Docker;
• Knowledge of CI/CD processes;
• Experience working with SQL;

• Ability to integrate API calls with UI tests.

   

What We Offer:

• Work with experienced colleagues who are ready to share their knowledge;
• Opportunities for professional development and career growth;
• Involvement in various projects covering different areas of software development;
• Free English courses and daily language practice with colleagues;
• Paid vacation and sick leave.

We are looking for a Middle Financial Reporter for an outstaffing company that provides its clients with the Business Process Outsourcing service.

For this role, we are looking for candidates with proven experience working in international companies with US market and budgets in the tens of millions of dollars.

Responsibilities:

•  Preparing monthly Financial Statements (P&L, BS, CF) in QuickBooks (separately for UA  and US); 
• Budget Plan/Fact analysis and preparing reports for Key Business KPI’s; 
• Monthly update of Board Meeting Analytics;  
• Leading Month Closure Procedures (close cooperation with Senior Financial  Controller); 
• Preparing Analytical Reports and analyzing Financial Data; 
• Active participation in Monthly Invoicing Process. 
• Collaboration with other departments  to gather financial information and communication with US controllers on issues related  to Clients; 

• Leading all automatization projects related to Finance (Salesforce, QuickBooks  projects). 

   

Requirements:

• Proven experience in Reporting and Finance management; 
• Sound knowledge of accounting fundamentals and reporting; 
• Proficiency in accounting software (QuickBooks) and Salesforce; 
• Experience in Audit;
• Strong communication skills;
• Excellent interpersonal skills; 
• Strong Analytical skills; 

• English B2+.

   

What’s in it for you:

• Competitive salary, with bonus opportunities based on achievement of KPIs;
• Opportunity to work in a fast-growing, innovative, and ambitious international company while being one of the key decision-makers in it;
• Opportunity to share your experience as you influence and mentor your colleagues;
• Surround yourself with a smart and diverse group of people.

Waterfall is looking for a passionate, qualified PPC specialist (Google).

Requirements:

• One or more year of PPC specialist (Google) working experience;
• Strong understanding of the Internet proficience;
• Understanding of contextual advertising, SEO, and other Internet marketing tools;
• Ability to think systematically and work with data;
• Working experience in statistics (Google Analytics, etc) is mandatory;
• Working experience in contextual advertising: Google Ads, automation tools (services);
• Facebook ads or other advertising platforms working experience to sell products;
• Experience of increasing online-sales of goods and working in the eCommerce sphere;
• Understanding the principles of Amazon, Walmart, Ebay marketplaces, experience in selling goods on these platforms or online stores will be an advantage;

• English (Intermediate, Upper-Intermediate).

   

Responsibilities:

• Setting up and analysing the effectiveness of the advertising campaigns;
• Maintaining analytics/reporting on advertising campaigns;
• Controlling key indicators of advertising campaigns, increasing campaign effectiveness based on analytical systems;
• Ongoing efforts to optimize cost per click, ROAS, and increase sales; Increase sales of the brand merchandise in marketplaces like Amazon, Walmart, Ebay;
• Product design listings;

• Increasing the position of products in marketplace search and Best Sellers Ranks.

   

We offer:

• Part-time;
• Paid vacation;
• Paid sick leave;
• Salary by interview results;
• Work with an orientation to foreign markets.

On behalf with our customer we are seeking for DataOps Team Lead to join our global R&D department.

Our customer is an innovative technology company led by data scientists and engineers devoted to mobile app growth. They focus on solving the key challenge of growth for mobile apps by building Machine Learning and Big Data-driven technology that can both accurately predict what apps a user will like and connect them in a compelling way. 

We are looking for a data centric quality driven team leader focusing on data process observability. The person is passionate about building high-quality data products and processes as well as supporting production data processes and ad-hoc data requests. 

As a Data OPS TL, you will be in charge of the quality of service as well as quality of the data and knowledge platform for all data processes. You’ll be coordinating with stakeholders and play a major role in driving the business by promoting the quality and stability of the data performance and lifecycle and giving the Operational groups immediate abilities to affect the daily business outcomes.

Responsibilities:

• Process monitoring - managing and monitoring the daily data processes; troubleshooting server and process issues, escalating bugs and documenting data issues.
• Ad-hoc operation configuration changes - Be the extension of the operation side into the data process; Using Airflow and python scripting alongside SQL to extract specific client relevant data points and calibrate certain aspects of the process.
• Data quality automation - Creating and maintaining data quality tests and validations using python code and testing frameworks.

• Metadata store ownership - Creating and maintaining the metadata store; Managing the metadata system which holds meta data of tables, columns, calculations and lineage. Participating in the design and development of the knowledge base metastore and UX. In order to be the pivotal point of contact when needing information on tables, columns and how they are connected. I.e., What is the data source? What is it used for? Why are we calculating this field in this manner?

   

Requirements:

• Over 2 years in a leadership role within a data team.
• Over 3 years of hands-on experience as a Data Engineer, with strong proficiency in Python and Airflow.
• Solid background in working with both SQL and NoSQL databases and data warehouses, including but not limited to MySQL, Presto, Athena, Couchbase, MemSQL, and MongoDB.
• Bachelor’s degree or higher in Computer Science, Mathematics, Physics, Engineering, Statistics, or a related technical discipline.
• Highly organized with a proactive mindset.

• Strong service orientation and a collaborative approach to problem-solving.

   

Nice to have skills:

• Previous experience as a NOC or DevOps engineer is a plus.

• Familiarity with PySpark is considered an advantage.

   

What we can offer you

• Remote work from Poland, flexible working schedule
• Accounting support & consultation
• Opportunities for learning and developing on the project
• 20 working days of annual vacation
• 5 days paid sick leaves/days off; state holidays
• Provide working equipment

Overview

We are seeking a highly skilled and experienced Senior/Lead Computer Vision Engineer specializing in Navigation to join our innovative R&D team. In this pivotal role, you will drive the development and deployment of state-of-the-art computer vision algorithms for autonomous navigation systems, contributing to our efforts in robotics, autonomous vehicles, drones, or similar fields. You will work cross-functionally with engineering, product, and research teams to deliver robust, real-time solutions that enable safe and intelligent navigation in dynamic environments.

Responsibilities

• Lead the design, development, and optimization of computer vision algorithms for localization, mapping, and navigation.
• Develop and implement algorithms for object detection, segmentation, SLAM, 3D scene reconstruction, visual odometry, and sensor fusion (using cameras, LiDAR, IMUs, etc.).
• Guide the integration of computer vision modules with navigation and control systems, ensuring seamless operation in real-world conditions.
• Collaborate with software, hardware, and product teams to define requirements and deliver scalable, robust navigation solutions.
• Stay current with advancements in deep learning, computer vision, and robotics, and introduce relevant state-of-the-art techniques into the product.
• Design and execute experiments to evaluate performance and robustness; analyze results and iterate on solutions.
• Prepare technical documentation, progress reports, and presentations for internal and external stakeholders.

Requirements

• 5+ years of experience in computer vision, preferably in navigation, robotics, or autonomous systems.
• Master’s or PhD in Computer Science, Robotics, Electrical Engineering, or related field.
• Strong proficiency in Python and/or C++.
• Hands-on experience with deep learning frameworks (e.g., PyTorch, TensorFlow) and classical computer vision libraries (e.g., OpenCV, PCL).
• Experience in deploying and optimizing models for single-board computers such as Raspberry Pi, Nvidia Jetson
• Proven track record of developing and deploying real-time vision algorithms for navigation tasks in challenging environments.
• Extensive knowledge of SLAM, visual odometry, sensor fusion, and related algorithms.
• Experience with ROS, embedded systems, and real-time software development is a plus.
• Excellent problem-solving skills, strong analytical mindset, and effective communication abilities.

Preferred Qualifications

• Knowledge of SLAM and related models.
• Familiarity with the MAVLink protocol and ArduPilot.
• Familiarity with edge computing or real-time GPU-based inference.
• Publications or contributions to the open-source community in vision or robotics.