Jobs at Djinni

About the position 

You will develop novel algorithms with low-level kernels. You will collaborate closely with our algorithmic researchers to outperform existing SOTA kernels. 

Main responsibilities: 

- Implement novel algorithms on GPUs, pushing hardware limitations to the edge. 

- Proactively develop and implement novel speedup and automation methods. 

- Build and operate low-level profiling setups. 

- Stay up to date with hardware trends and new capabilities. 

- Communicate and collaborate with team members. 

Our ideal candidate 

- Strong background in C/C++ and CUDA. 

- Extensive experience in code profiling and performance optimization techniques. 

- Outstanding problem-solving skills. 

- Independent, quick learner. 

Advantage 

Strong mathematical background. 

Deep understanding of AI algorithms. MSc/PhD in Math, CS, EE, or a related field. 
 

We offer:

• Attractive financial package

• Challenging projects

• Professional & career growth

• Great atmosphere in a friendly small team

We are inviting an Junior Project Manager to join a team working on interesting products for our customers from all over the world (except Russia).

Location: Ukraine, remote, full time.

𝐓𝐚𝐬𝐤𝐬:

- Project management

- Designing and prioritizing

- Task planning, control, communication

- Prompt problem solving

- Search for solutions and design of the concept in the form of requirements

- Business analytics skills

- Good communication skills

- Personal approach

- Stress resistance

We are looking for a person who can combine a complex task in the role of an analyst manager, which developers will be guided by when creating a product in the future. This is a specialist whose main task is to manage and analyze projects as a whole.

We are looking for a motivated and enthusiastic Trainee React.js developer to join our dynamic team. This entry-level position is ideal for recent graduates or individuals in the early stages of their software development careers who are eager to learn and contribute to our ongoing projects.

Responsibilities
- Follow a structured learning plan designed to progressively enhance skills in specific programming languages, tools, or frameworks.
- Complete assigned coursework and training modules within designated time frames.
- Actively engage in a mentorship program, seeking guidance from more experienced engineers.
- Regularly meet with a mentor to discuss progress, challenges, and career goals.
- Participate in hands-on sessions to apply learned concepts in real-world scenarios.
- Regularly read industry publications, technical books, and research papers to stay updated on new technologies and best practices.
- Apply creative thinking and coding skills to build solutions and prototypes under time constraints.
 

Requirements

- Theoretical and practical knowledge of React.js and its core concepts (components, props, state, hooks, lifecycle, context).

- Good understanding of the React ecosystem, including popular tools and libraries such as React Router, Redux / Zustand, React Query, Axios, Formik, and Styled Components / TailwindCSS.

- Solid knowledge of JavaScript (ES6+) and TypeScript.

- Understanding of universal web development concepts and technologies such as SPA, SSR (Next.js), Git, NPM, Webpack/Vite, Docker, and HTTP/REST APIs.

- Experience working with HTML5, CSS3, PostCSS/SASS, and responsive layouts using modern grid/flexbox techniques.
- Perfect English speaking skills is required, because all the process of technical interview will be in English

Will be a plus

- Experience with Jira 

- Commercial experience in software engineering will have a significant impact on the choice

- High level of self-organization, understanding of corporate culture and ethics

Working conditions

Full remote internship with international projects

Real conditions for special personal growth and development

Friendly and high skilled team with a huge commercial background

Training at the company expense with a mentors

Open process for the adapting to the client requirements and interviews

Permanent improvements personal qualities and skill 

We are looking for a motivated and enthusiastic Trainee/Junior Full-Stack React & Node.js developer to join our dynamic team. This position is suitable for candidates starting their software development journey, who want to grow both in frontend and backend engineering and gain real experience working with international projects.

Responsibilities

-  Adaptation of solutions according to customer requirements.

-  Front-End development using React.js.

-  Back-End development using Node.js.

-  Follow a structured learning plan and continuously improve core competencies.

-  Participate in hands-on sessions and apply learned concepts to real project tasks.

-  Actively communicate with mentors and senior developers, discussing progress and technical challenges.

Requirements

- Understanding of Progressive Web Apps and Accelerated Mobile Pages.

- Familiarity with Jenkins, Jira, Confluence, Bitbucket.

-  Experience with some of the following: CSS-preprocessors (LESS, SASS), Docker, WebSockets, MQTT.

-  Frontend development experience using React.js.

-  Experience with backend development.

-  Experience developing web-based software products using Node.js.

-  Experience with several of the following: NPM, Webpack, Yarn, TypeScript, JavaScript, SPA, MongoDB.

-  Experience with Git.

-  Skills with reusable components.

-  Skills with automated testing and performance testing.

-  Knowledge of JS architecture practices.

-  Understanding of OOP and SOLID principles.

-  Understanding of web development paradigms (RESTful APIs, pub/sub, security).

- Experience with building performant and scalable applications.

-  Good spoken English.

Would be a plus

-  Understanding of Progressive Web Apps and Accelerated Mobile Pages.

-  Familiarity with Jenkins, Jira, Confluence, Bitbucket.

-  Experience with: LESS, SASS, Docker, WebSockets, MQTT. 

Working conditions

-  Full remote internship with international projects

-  Real conditions for special personal growth and development

-  Friendly and high skilled team with a huge commercial background

-  Training at the company expense with a mentors

-  Open process for the adapting to the client requirements and interviews

-  Permanent improvements personal qualities and skill 

Internship opportunity

We are also ready to take an intern without experience, with spoken English.
There is a possibility of remote internship and training with further employment.

Hello guys 👋

We’re Intobi — a software development company, located in Kyiv 🇺🇦

Our main specialization is Web & Mobile applications + UI/UX Design.

We’re looking for a success-driven Full-Stack .NET Developer experience for one of our clients.

Full-Time, Long-Term position, work from the office or remote.

About the project:

It is a venture backed tech startup providing lab management software to Dental Labs.

We are obsessed with bringing a 10x better product to the market and moving fast. We are a fast-paced team constantly evolving and embracing change to become the best in the game.

Technical requirements:

— 3.5+ years of experience with Angular and .NET;

— Angular;
— Redis;

— .NET;
— Entity Framework;
— Hangfire;

— MySQL;
— MongoDb;

— English — Upper-intermediate.

What we offer:

— Competitive salary;

— Paid vacation and sick leaves;

— Paid day off (Ukrainian holidays);

— Ability to work from our cozy office;

— 8 hours a working day, 5 days a week;

— Career growth potential;

— Friendly team and corporate events.

Please send your CV here or via email.

Should the first stage be successfully completed, you’ll be invited to a personal interview.

Requirements: 
— Golang
—Apache Kafka
—NoSQL: Elastic, MongoDB,Redis
—А Bachelor’s Degree in Computer Science or a related field of study, or some other similar level of educational background, is preferred.

Responsibilities:
—Build scalable, highly available, robust systems and ensure their continuous delivery
—Work as part of a cluster and within a cross-functional team
—Take part in the whole feature development process — from the inception of ideas to deployment and maintenance
—We suggest submitting a small portfolio, or at least a code sample as proof of this experience
—Able to log time spent against the correct tickets and help maintain a strong degree of team efficiency.
—Prepare a development plan, defend it, code it, ship it, own it!

HypeON is a fast-growing affiliate network focused on influencer marketing, operating in niches such as iGaming, crypto, betting, fintech, and entertainment.

We partner with top bloggers, streamers, and brand ambassadors worldwide, launching campaigns that deliver real impact. Our ecosystem connects brands and creators in a space where influence drives results.

We are looking for a motivated and ambitious Junior Sales Manager to join our team. This is a fantastic opportunity to learn from experienced professionals, develop your skills in sales and affiliate marketing, and grow into a senior role.
 

Responsibilities:

• Support Senior Sales Managers in daily tasks and campaigns.
• Serve as the first point of contact for partners and influencers.
• Prepare proposals, presentations, and commercial offers.
• Assist in monitoring partner performance and campaign progress.
• Help with research, reporting, and market analysis.
   

Requirements:

• Strong desire to grow in sales and affiliate marketing.
• Upper-intermediate+ English level;
• High communication and presentation skills;
• Proactive and results-oriented mindset.
   

We offer:

• Training and mentorship from an experienced team.
• Competitive base salary + performance-based bonuses.
• Fast career growth with the potential to advance to Sales Manager.
• Opportunity to participate in international conferences.
• Modern office in Wrocław.
  
  Joining HypeON means becoming part of a global team that values innovation, creativity, and ambition. Here, you’ll work on international projects, build partnerships with leading creators, and help shape the future of influencer marketing.

Looking for a Middle Manual QA Engineer to join our team for a long-term project. Remote Full time.

Responsibilities:

• Research and report issues and defects into a problem tracking system (JIRA);

• Design, implement, and maintain test cases.

• Work with Development teams to develop test cases.

• Produce test reports; Document and manage defect identification through resolution and closure;

• Participate in User Acceptance Testing (UAT), System Testing, Smoke Testing and Integration Testing, Interface Testing, and Regression Testing.

Qualifications Required:

• 1 or more years of QA experience in a modern software development workflow

• Experience writing test cases for manual testing.

• Experience testing end to end.

• Relational databases (MySQL preferred).

• AWS, Docker, and Kubernetes experience a plus.

• English: Upper intermediate

We offer:

• Long-term contract

• Competitive compensation

• Flexible working schedule

• 100% Remote position

Arounda — Digital Product Agency looking for Brand / Marketing designer to join our beautiful team. We help to create and evolve web and mobile apps, marketing websites through Branding, Web design, UX/UI design, App development for startups and businesses.

Are you interested in diving into the world of start-ups, participating in creating businesses and new web products? Have you always dreamed of reaching out to people like Elon Musk and Mark Zuckerberg? :) Sure, we're not promising them anything, but it's all in your hands. Arounda is currently looking for a Brand / Marketing designer.

Our works:

https://arounda.agency/about

https://dribbble.com/arounda

What you will need to do:

- Building a visual identity;

- Creating illustrations;

- Creation of icons, schemes, layouts of various degrees of complexity;

- Designing marketing materials and content (banners, posts on social networks, etc.);

- Develop presentations;

- Design infographics, schematics, icons, etc;

- Editing and improvement of finished graphic materials;

Required skills:

- 1.5+ years of work experience;
- Shape brand identity including logo, colors, typography, layout, etc.;
- Design illustrations and graphics from the ground up or in a defined artistic style;
- Conduct research to understand market trends, audience preferences, and competitors;
- Create mood boards to explore visual directions and inspire design concepts;
- Knowledge of AI, Figma;
- Design brand communication assets including presentations, banners, social media posts, etc.;
- Orientation in the trends and needs of the digital market;
- The ability to think conceptually, to analyze graphics from the point of view of content and meaning;
- The ability to work in a team and conduct a constructive dialogue;
- Designing case studies for our internal marketing purposes.

- English - Upper-Intermediate or higher

Will be a plus:

- The ability to draw by hand;

- Work with animations (Adobe AE);
- Understand prepress preparation requirements for print production;

- Desire to become a specialist in creating digital product branding.

If there are skills you don't currently possess but are eager to develop, we can assist you in honing these abilities.
 

We offer:

- Fully remote position, but with regular online and offline events;

- A well-coordinated team;

- Interesting foreign projects

- Market salary (depending on level);

- Flexible work schedule from 8:00/12:00 to 16:00/20:00;

- Education and trainings are partially paid by the agency.

At MX2, we are a leading agency dedicated to crafting compelling digital marketing strategies that drive tangible results. Our team is a blend of creativity and analytical prowess, poised to transform the digital landscapes of our diverse clientele. We are currently seeking a highly skilled Digital Media Planner to enhance our media planning and execution across social and search platforms.

Position Summary:

As a Digital Media Planner, you will be responsible for developing comprehensive media strategies and executing plans that effectively utilize paid media to achieve client objectives. This role demands a high level of expertise in digital advertising, a sharp analytical mind, and a passion for innovative campaign strategy.

Key Responsibilities:

• Media Strategy Development: Craft detailed, data-driven media strategies that align with client goals and budget.
• Media Planning and Buying: Create and manage detailed media plans, negotiate with media vendors, and oversee the purchasing of media space.
• Performance Analysis: Monitor, analyze, and report on campaign performance, optimizing strategies in real time to ensure maximum effectiveness and ROI.
• Client Collaboration: Work closely with clients to understand their business needs and refine media strategies accordingly.
• Team Leadership: Lead and mentor junior staff in media planning methodologies and best practices.

Requirements:

• Experience: Minimum of 2 years in digital media planning and buying, with a proven track record in managing significant paid media budgets.
• Education: Bachelor’s degree in Marketing, Advertising, Business Administration, or a related field.
• Skills:
• Strong aptitude for digital strategy and media planning across various platforms including Google Ads and Facebook Business Manager.
• Expertise in SEM, display advertising, social media advertising, and programmatic buying.
• Excellent analytical skills to evaluate key performance metrics and optimize campaigns accordingly.
• Proficient in using media planning tools and software (e.g., Comscore, Nielsen, Google Analytics).
• Communication: Exceptional written and verbal communication skills, with the ability to prepare detailed media plan reports and strategy presentations.
• Leadership: Experience in leading projects or teams, with strong organizational and project management skills.

Personal Qualities:

• Strategic thinker with a knack for innovation and problem-solving.
• Adaptable and capable of thriving in a fast-paced, dynamic environment.
• Team player who is also capable of working independently.

We are looking for a seasoned Full-Stack Engineer with a product mindset!

Ukraine and Poland | Full-Time | Remote

About the role

Our team is growing, and we are looking for a talented software engineer. You will work in small teams on various products. The Software Engineer plays a key role in the decision-making process about technologies and our core product as we bring new and innovative products to the market. You will use the latest technologies and frameworks, Node.js and Postgres on the server-side and React on the client-side.

What you’ll do

• Design of the overall architecture of the web application
• Lead the Front-end & BE effort to implement cool new features, services, and APIs
• Write reusable code and libraries
• Optimize the application for maximum speed and scalability
• Solve bugs (no one can hide from it)
• Cover functionality with tests and monitoring
• Work closely with managers, engineers
• Contribute in all phases of the development lifecycle to build first in class FE & BE solutions
• Bring fresh ideas to the team and suggest new technologies

Who you are

• 3+ years of experience as a full-stack engineer
• Strong proficiency with NodeJS, JavaScript, TypeScript
• Experience with React or similar frontend frameworks
• Experience with NestJS
• Experience with FE & BE performance optimizations
• Experience with Jest Testing Framework
• Experience with Postgres
• Passionate about technology enjoys solving complex problems and learning new technologies
• Communication (are you sharing your thought process and asking questions where appropriate?)
• Teamwork (are you a team player putting the mission before self-interest?)
• Beauty and simplicity (of your code)
• Upper-intermediate or higher English level

Nice to have

• GraphQL
• Cloud experience (AWS)
• Manage infrastructure as code (Terraform, HashiCorp)

About us

Redocly specializes in API solutions, focusing on API design, documentation, and governance. They provide tools and services that help organizations create, manage, and optimize their APIs efficiently.

The mission is to accelerate API ubiquity. The primary way we do that is to improve our developer experiences. We’re a team of about 60 people focused on making the best products we can for our customers. We have a strong product-market fit. The products you work on are used by millions of people. We use Shape Up methodology.

Headquarter – Austin, Texas, US. We also have an office in Lviv.

https://redocly.com/ 

Redocly is trusted by leading tech, fintech, telecom, and enterprise teams to power API documentation and developer portals. Redocly’s clients range from startups to Fortune 500 enterprises.

Working with Redocly

• Tech stack: JS, TS, Node.js, Nest.js, React.js,Vitest, Postgres, AWS, Terraform
• Team: 5 people (middle-seniors)
• Team’s location: Ukraine&Europe
• There are functional, product, and platform teams and each has its own ownership, and line structure, and teams themselves decide when to have weekly meetings. 
• There are cycles of 8 weeks and teams can be mixed.
• Engineers are involved in all parts every two months to work on different things.

Perks

• Full remote
• Cooperation on a B2B basis / Gig-contract
• Contract with the US based company (no VAT)
• After a year of working with the company, you can buy a certain number of company’s shares
• Around 30 days of vacation (unlimited,  but let’s keep it reasonable 😁)
• 10 working days of sick leave per year
• Public holidays according to Polish law
• No trackers and screen recorders
• Working hours – European timezone. Working day – 8 hours. Mostly they start working from 10-11 am
• Equipment provided – MacBooks (M1 - M4)
• Performance reviews

Hiring stages

1. Prescreening (30 min)
2. HR Call (45-60 min)
3. Technical Interview (up to 30 min)
4. Trial Day (paid) - Offer Call

Interested? Let’s connect and discuss the details!

We are looking for a strong junior or middle manual mobile/web QA to join our team. 

 

Responsibilities

Test and assure high standards of product quality within the feature team.

Being fully involved in all product development activities, from planning and development to release. Do manual testing along with incident investigation and monitoring:

• Test new features or new user flows in the product
• Test changes in existing features
• Provide internal requirements for PO about automation

We offer:

• Interesting tasks, opportunities for career and professional growth;
• Friendly atmosphere and good working conditions;
• Regular team-buildings and corporate parties;
• Official employment;
• Online English classes;
• Flexible working hours

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. 

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 is 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.  
• Proficiency in Ukrainian.

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. 

Lead the development and scaling of our scientific knowledge graph—ingesting, structuring, and enriching massive datasets from research literature and global data sources into meaningful, AI-ready insights. 

Requirements: 

- Strong experience with knowledge graph design and implementation (Neo4j, RDFLib, GraphQL, etc.). 

- Advanced Python for data engineering, ETL, and entity processing (Spark/Dask/Polars). 

- Proven track record with large dataset ingestion (tens of millions of records). 

- Familiarity with life-science or biomedical data (ontologies, research metadata, entity linking). 

- Experience with Airflow/Dagster/dbt, and data APIs (OpenAlex, ORCID, PubMed). 

- Strong sense of ownership, precision, and delivery mindset. Nice to Have: 

- Domain knowledge in life sciences, biomedical research, or related data models. 

- Experience integrating vector/semantic embeddings (Pinecone, FAISS, Weaviate).

We offer:

• Attractive financial package

• Challenging projects

• Professional & career growth

• Great atmosphere in a friendly small team