Jobs at Djinni

AIstats is an innovative ecosystem of football products, combining advanced big data analysis and computer vision technologies. Our goal is to enhance football understanding for fans and create new game analysis opportunities for professionals.

We are a fast-growing team of 30 people based in Poland. Recently, we secured investments from Google executives and leading mobile company founders, which helped us increase our company’s value fourfold in the past year.

Our Products:

• AIstats Mobile App – a consumer product for fans and bettors, which has already reached 100K MAU since its launch in September.

• AIstats Business Solutions – analytics tools powered by ML models and computer vision technologies, helping clubs and scouts make more informed decisions.

   

Job Overview:

We are looking for a Growth Product Manager who will take full ownership of scaling the product, driving growth, and improving key performance indicators.

This role is not just about execution - it’s about taking full responsibility for results. You will define and implement growth strategies, optimize user activation, retention, and LTV, and develop monetization models.

This role offers a unique opportunity to explore new domains and steer product growth in a "blue ocean" market, where your key decisions will have a direct and significant impact on product performance. Monetization strategies and collaborating closely with the marketing team to achieve optimal results. You will work alongside marketers and take full ownership of the final outcome

If you’re ready to take ownership of growth and monetization initiatives while working with a talented team, let’s connect!

Responsibilities:

• Monetization of mobile applications, including in-app funnels.
• Monetization of web products and working with funnels on desktop platforms.
• Optimization of web-to-web funnels with a focus on increasing conversion rates.
• Developing monetization strategies aimed at achieving target ROI.

• Collaborating closely with the marketing team to build growth and monetization strategies.

   

Requirements:

• At least 2 years of experience as a Product Manager in mobile apps or web products.
• Experience working with user acquisition channels (Google/Facebook/Apple Search Ads).
• Proven ability to develop long-term strategies for iOS product growth.
• Strong analytical skills with a deep understanding of product metrics.
• Hands-on experience with A/B testing to improve product performance and validate hypotheses.
• Expertise in crafting marketing strategies focused on ROI.
• Ability to address user needs and problems through behavioural analysis.
• Experience with at least one product analytics tool (Amplitude, Firebase, SensorTower).

• Strong cross-functional team management skills to effectively achieve set goals.

   

What we offer:

• A dynamic work environment with a team of dedicated professionals passionate about sports and technology.
• Paid sick leave (6 days) and flexible vacations (24 days).
• Opportunities for professional growth and development.
• Remote work options and flexible hours.

Hello! We’re looking for a motivated Trainee Android Developer to join our team and grow together while building high-quality mobile applications. If you're passionate about mobile development, eager to learn modern Android tools and practices, and want to contribute to real digital products — we’d love to hear from you!

Responsibilities:

- Design and build advanced applications for the Android platform using modern tools and technologies;

- Collaborate with more experienced developers to plan features, fix bugs, and improve existing code;

- Learn and apply best practices in Android development, including clean code and scalable architecture;

- Explore and evaluate new technologies to improve development efficiency and product quality;

- Create and maintain clear, concise project documentation;

- Keep up with the latest trends, libraries, and tools in Android development;

- Take part in delivering high-quality, user-friendly mobile applications that solve real user needs.

Requirements:

- Deep knowledge of Java, Kotlin and Compose;
- Understanding of Android SDK, OOP, Solid, Clean Architecture, MVP/MVVP, Common Design Patterns;
- Familiarity with RESTful APIs to effectively integrate Android applications;

- Enthusiasm for learning Android development;
- Knowledge of Git, Gitflow;
- At least intermediate level of English;

- Strong problem-solving and analytical skills;

- Good communication and teamwork abilities;
- Understanding of the full mobile development life cycle;
- Enrolled in or recently graduated from a relevant computer science or IT program.

What you will have with us:

- Paid out of office days;
- Regular Performance review;
- Opportunity to learn and improve your English;
- Flexible work schedule;
- Well-equipped office;
- Career Path and Growth Opportunities.

About company

We are a software development company that provides digital technology services. From mobile and web development to custom software solutions. We're dedicated to delivering innovative, high-quality solutions tailored to your unique needs.

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

Start Date: ASAP
Location: Remote (CET timezone alignment required)
Involvement: Full-time (08:00–16:00 CET or close to this)
Client Location: Denmark

About the Client

A Danish digital platform, built on a custom Laravel-like framework, with over 6 years of development history. The company is in an active transition phase, building an in-house team locally, but currently needs reliable external development support to maintain and enhance the product.

You’ll be stepping in to help fix bugs, implement minor features, and maintain technical documentation, playing a vital role during this transition.

Your Responsibilities

• Fixing bugs and working on small to medium development tasks
• Implementing changes and new features in the existing platform
• Helping maintain and improve platform documentation (in English)
• Working independently while communicating clearly when help is needed
• Reporting blockers and progress regularly

• Collaborating via tools and documentation already established with the team

   

Tech Requirements

Strong experience with:

• PHP (custom Laravel-style framework)
• MySQL
• JavaScript, jQuery
• CSS, MDBootstrap

• Google APIs (e.g., Maps, Translation)

   

Soft & operational skills:

• Clear written and spoken English (communication & documentation is key)
• Proactive reporting and collaboration
• Independence and ownership of tasks

• Experience working in a CET-aligned schedule

   

Preferred Environment:

• Windows OS with Laragon
• (Optional) Docker – onboarding support can be provided by the team

Being a part of 3asoft means having:
- High level of flexibility and freedom
- p2p relationship with worldwide customers
- Competitive compensation paid in USD
- Fully remote working

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.

About the Role:

We need a Tech Lead to guide our team as we fold a new Payment Hub into two existing platforms. Our team has about 60 microservices built on the latest Java and Spring. You’ll work with 13 Java devs, 2 React devs, 2 QA engineers, and an Architect. You’ll own both backend and some frontend work. On the backend, you’ll use Java 16 (and Java 23 for new services) with Spring Boot 2.4 and Spring 3.4.2 to build and improve microservices. On the frontend, you’ll use React. You’ll shape the architecture, run code reviews, and work with DevOps to run things on AWS.

What We’re Looking For:

• 5+ years in Java (8+) with Spring Boot (2.x). Java 16 is a plus; we use Java 23 and Spring 3.4.2 for new services.

• React experience—build components, manage state, connect to REST APIs.

• Hands-on AWS skills—EC2, RDS, S3, CloudWatch must be solid.

• Microservices architecture—REST API design, scaling, fault tolerance.

• Maven, PostgreSQL, Redis, and Liquibase for database changes.

• Keycloak or similar auth/SSO experience.

• Docker and Kubernetes basics; familiarity with Ingress and Nginx.

• CI/CD pipeline setup and maintenance GitLab.

• Messaging and search tech—experience with SQS, Kafka, Elasticsearch, or OpenSearch.

• Clear communication and mentoring—you’ll guide junior devs and work with QA.

• Understanding of payment flows and high-load financial systems.

Nice to Have:

• AWS networking—VPC, Route 53, ELB, and Secrets Manager.

• Terraform, terragrant or Helm for infrastructure as code.

• Configure ingress rules

• Gherkin language for cucumber framework 

• Node.js tooling for frontend builds or scripts.

What You’ll Do:

• Lead design and build of Java microservices (part of those 60+ services).

• Set coding standards, run code reviews, and keep quality high.

• Conduct tech interviews and help hire strong team members.

• Participate in tech talks—share knowledge and learn from others.

• Take ownership of features and guide juniors through designs and best practices.

• Work with DevOps to spin up AWS resources, containers, and pipelines.

• Troubleshoot production issues and provide on-call support.

• Coach junior team members—pair-programming, design discussions, skill tips.

• Drive continuous improvement—better performance, cleaner code, smoother releases.

We offer:

• Flexible work schedule remotely
• Paid sick leave and vacation days
• Necessary equipment for work as needed
• Opportunity to participate in company's internal events: open discussions
• Product meetups and training sessions on soft skills development
• Absence of micromanagement, hierarchy, quick decision-making.

 
If you’re ready to bring your expertise to a dynamic and growing team, join us and be a part of our exciting journey.

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.

Job Description

We are seeking a Security Engineer who will be responsible for both the technical implementation and ongoing development of our information security practices. You will define and execute security strategies, ensure the protection of infrastructure and data, support secure software development processes, and raise security awareness across the team.
 

Responsibilities

• Develop and implement information security strategies, including risk assessments and the creation of key policies and procedures.
• Deploy and operate SIEM systems, integrate log sources, and build correlation and alerting rules.
• Monitor security events and respond to incidents, including root cause analysis and post-incident reviews.
• Ensure application security by implementing secure software development lifecycle (SSDLC) practices and integrating vulnerability scanning tools (SAST/DAST) into CI/CD pipelines.
• Manage cloud and network security, including firewall configuration, VPN setup, IDS/IPS tuning, access control, and network segmentation.
• Protect endpoints and servers by deploying EDR solutions, hardening systems, and managing patch/update processes.
• Design and maintain access control processes, implement IAM solutions, and enforce least privilege principles.
• Deliver training and awareness programs on cybersecurity best practices, including phishing simulations.
• Support compliance and audit readiness for standards.

Requirements

Hard Skills:

• Deep understanding of cybersecurity principles and standards (OWASP, NIST, ISO 27001), with proven practical implementation.
• Hands-on experience with SIEM systems, log ingestion, and alert creation.
• Solid knowledge of networking protocols and architectures (TCP/IP, DNS, HTTPS, VPN, Firewalls), including traffic analysis and policy enforcement.
• Experience with vulnerability management, SAST/DAST integration, and penetration testing.
• Proficiency in cloud security for platforms like AWS, GCP, or Azure, including access control, encryption, and monitoring.
• Endpoint security experience: EDR deployment, system audits, patch management, and configuration hardening.
• Knowledge of SSO/SAML/OIDC and centralized authentication implementations.
• Server security hardening (Linux/Windows) and secret management.

Soft Skills:

• Strong analytical thinking and attention to detail.
• Ability to communicate complex security concepts clearly to developers, DevOps, and support teams.
• Proactive mindset, ownership of tasks and initiatives.
• High level of self-organization and ability to work under uncertainty and in multitasking environments.
• English- Upper - Intermediate.

Nice to have

• Scripting skills (Python, Bash) for automation.
• Familiarity with CI/CD tools (Jenkins, GitHub Actions) and DevSecOps practices.
• Experience with Kubernetes security (image scanning, OPA, PodSecurityPolicy).
• Background in startups or fast-paced technology environments.

Benefits

• Competitive and attractive compensation.
• Remote work schedule.
• Proper rest time of 24 annual leave days.
• Challenging and unique tasks in the FinTech field.
• Funding for gym memberships, fostering a healthy work-life balance.

Interview Stages

1. Interview with HR Manager (1 hour)
2. Interview with Hiring Manager (1.5 hours)
3. Reference Check

We are looking for a skilled software engineer to develop a custom simulation engine tailored for robotics applications. 
The ideal candidate will have a solid foundation in the following areas:
 

Key Qualifications:
- Strong knowledge of C++ and STL;
- Strong knowledge of Linear Algebra and 3D Geometry;
- Understanding of Physics and Flight Dynamics (e.g., aerodynamics, thrust, drag, and lift principles);
- Familiarity with Networking Concepts (e.g., OSI, TCP/UDP network communication, RPC, etc.);
- Familiarity with Concurrent and/or Parallelism Concepts (e.g., multi-threading, mutex, condition variable, GPU computing, etc.);
 

Preferred Qualifications:
- Proficiency in Linux environments;
- Experience with Python and Bash scripting;
- Experience with Docker;
- Experience with Git;
- Experience with CMake;
- Experience with GoogleTest, Catch2 (or similar unit testing frameworks);
 

Will be a plus:
- Background in Game Development field (or other Simulation fields);
- Background in Robotics Development including Sensors, Control Theory, and Computer Vision;

- Familiarity with Flight Simulation software (such as Gazebo or AirSim);
- Familiarity with Flight Controlling software (such as Ardupilot or Betaflight)

About the Project

Join a high-performing cross-functional product team composed of top-tier engineers. We’re building an enterprise-grade data platform designed to integrate, process, and analyze vast amounts of disparate data in real-time.

This platform leverages cutting-edge technologies: Big Data, cloud-native architecture, AI-driven insights, and advanced database tooling to deliver deep operational visibility and power faster, smarter business decisions. We ensure scalability, traceability, and compliance (GDPR, HIPAA) through robust data lineage and governance features.

You’ll work mainly on AI services, having tight collaboration with backend developers to ensure seamless API integration.

What You’ll Do

• Design and develop advanced AI components using LangChain, AutoGen, and other multi-agent orchestration frameworks
• Build and optimize RAG (Retrieval-Augmented Generation) pipelines using tools like Google AI Platform, Vertex AI and Pinecone.
• Engineer efficient prompts and fine-tune LLMs (e.g., GPT-4o, DeepSeek) for advanced data analytics capabilities
• Develop AI-related backend services using Python and FastAPI
• Deploy scalable solutions in Google Cloud Platform (GCP), working with services such as BigQuery, GKE, Cloud Storage, etc.

• Collaborate with backend and data engineering teams to integrate and expose AI functionality via well-structured APIs

   

Must-Have Skills

• 5+ years of experience in backend and AI system development
• Strong hands-on experience with LangChain, AutoGen, and multi-agent frameworks
• In-depth knowledge of LLMs, prompt engineering, NL2SQL, and RAG architectures
• Proficient in Python and FastAPI
• Proven experience with GCP services: Vertex AI, BigQuery, GKE, Cloud Storage
• Experience building production-grade RAG pipelines

• Excellent problem-solving and communication skills

   

Nice-to-Have

• Experience working with data engineering and DevOps tools
• Familiarity with data governance frameworks and compliance standards (GDPR, HIPAA)

• Exposure to real-time processing and scalable architecture patterns

   

Why Join Us

• Work with a world-class team on a cutting-edge AI and data platform
• High-impact role with room for innovation and growth
• Flexible schedule and remote-friendly setup
• Competitive compensation
• Collaborative, growth-oriented culture
• Engage in technically challenging, meaningful projects

We are looking for a Manual QA Engineer to join our team! 

Our business unit at Trinetix works with a leading Fortune 500 professional services company to deliver innovative software solutions that enhance workplace management, streamline business operations, strengthen security, and support data-driven decision-making. Through a diverse portfolio of impactful projects, we apply modern technologies to solve complex challenges and drive efficiency across the organisation. Join us to be part of a team that’s shaping enterprise transformation through technology. 

Our teams consist of: Technical Delivery Manager, Business Systems Analyst, Application Architect, Developers (dedicated FE and BE), QA Engineers and Designers (up to 15 people per team). 

Requirements 

• 3+ years of hands-on experience in web testing; 
• Firm understanding of QA methodologies and testing theory; 
• Ability to apply testing theory on practical tasks 
• Experience in test documentation creation (test cases, check-lists, bug reports); 
• Understanding of various browsers capabilities and limitations; 
• Understanding of different types of testing and when they are applicable; 
• Excellent communication skills, analytical and troubleshooting abilities; 
• Intermediate level of spoken and written English; 
• Experience with at least 2 tracking tools (preferable TFS, VSTS or Jira); 
• Experience with at least 3 different projects. 
• Working knowledge of SQL; 
• Understanding of SDLC. 

Responsibilities 

• Web application testing (manual); 
• Requirement analysis; 
• Test documentation creation (test cases, check-lists); 
• Reporting bugs in tracking tool; 
• Participation in scrum meetings; 
• Following agreed project processes; 
• Track own test activities and progress on daily basis; 
• Close cooperation with BSA, QA and Dev teams 

What we offer   

• Continuous learning and career growth opportunities 
• Professional training and English/Spanish language classes   
• Comprehensive medical insurance 
• Mental health support 
• Specialized benefits program with compensation for fitness activities, hobbies, pet care, and more 
• Flexible working hours 
• Inclusive and supportive culture 

Quintagroup is a team of professionals that provides consulting, programming and support services to organizations interested in deploying web-based solutions on the open platform base.

We are looking for a talented Business analyst.

RESPONSIBILITIES:

• collaborate with product management, customers to render business needs into structured and prioritized requirements
• support teams to understand value and details of new requirements, product and business initiatives
• analyse to define product backlogs
• creation of prototypes
• conduct/facilitate meetings and presentations (planning, grooming, demo, acceptance)
• create and ongoing maintenance of list of documents in different types and formats such as: user manuals, help files, release notes, product and technical specifications, architecture and technical solutions

• support Product Manager in documenting Product requirements, backlogs, presentations and communicating

   

REQUIREMENTS:

• english — fluent or B2+
• high communicative skills
• ability to manage requirements and changes
• understanding of Scrum, Agile, Kanban, Lean

Would be a plus:

• experience in Git
• understanding of BPMN
• using Gantt Charts to visualize tasks in progress
• understanding of RACI matrix
• understanding of post-mortem projects flow

We offer:

• Full or partial reimbursement for professional courses
• Traditional board games in the office and team-building events
• Flexible schedule with the option to work from home
• Comfortable, well-equipped office
• Group or one-on-one English lessons
• IT Club Loyalty program
• Competitive salary and clear paths for career growth
• A supportive, innovative workplace with flexible working conditions

Role overview: 

We are looking for a proactive Middle Automation QA Engineer with strong Python skills to join our team. You will be responsible for designing, developing, and maintaining automated test scripts, expanding test coverage, and ensuring high product quality. The role involves close collaboration with developers and manual/automation QAs, participation in code reviews, and continuous improvement of the automation framework.

Product Overview:

The key idea of this product is to enable our customers to share their proprietary data with us easily and frictionlessly. We have built a number of products that analyze data of our customers and provide them with valuable insights and execute operational workloads for them. The mission of the team is to constantly come up with effective ways to collect data, automate processing, normalize and integrate with internal products, so other product teams could consume this data and build their products.

Important Note: Candidates must demonstrate prior knowledge of CUCollaborate’s platform, tools, and services, and are expected to research and familiarize themselves with the organization before applying.

Requirements:

• 2+ years of experience in QA Automation (Python)
• Experience with test frameworks (Pytest, Selenium)
• Solid understanding of software testing principles and SDLC
• Experience with CI/CD tools (Azure DevOps)
• Good communication skills and problem-solving attitude
• English: Intermediate or higher

Responsibilities:

• Develop and maintain automated tests (API, UI, integration)
• Analyze requirements, write and update test cases
• Identify, document, and track defects
• Collaborate with cross-functional teams
• Contribute to test framework improvements
  
  Nice-to-Have Qualifications:
• Bachelor's degree in Computer Science or related field
• Experience with data-intensive products or data engineering concepts

We offer:

- Professional and personal growth

- Team of motivated professionals

- Competitive salary

- Flexible schedule

- Remote/hybrid work format

- Medical insurance and mental health coverage

- Paid vacations, sick leaves, public holidays

- English lessons at company’s expenses

- Teambuildings

- Training & Development compensation

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 Laravel development experience (on commercial projects.);
• Commercial experience with Vue.js (React.js, JS, jQuery 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.

Description

Our client is leading supplier of sports analytics to its clients. Using cutting edge Computer Vision and AI/ML technologies, the company provides outstanding real-time sports performance analysis. As an analyst you will be responsible for providing quality statistics for ice hockey games using client’s proprietory tools.

Requirements:

• Confident PC user (Windows)
• Intermediate English
• Extensive internet research skills
• Creative problem-solving and analysis skills
• Team player with good interpersonal and solution-oriented attitude
• Readiness to work in shifts (mandatory)
• Stress-resistance
• Ice Hockey knowledge is very beneficial, actual hockey playing skills are not required
• Video gaming experience also useful

Job responsibilities:

• Analyze ice-hockey games and record key events as they occur such as successful pass, penetration of offensive zone, faceoff win, etc. (40+ total event types)
• Watch hockey game videos and provide inputs on all the important events.
• Check the quality of content and do an analysis of quality data
• Work on various data tools and generate information by doing online research
• Provide inputs/content with high quality
• Ability to identify and verify source authenticity
• Solve complex problems in time-bound and effective manner
• Ability to analyze data by doing secondary research