Jobs at Djinni

Hey there:)
 

Tallium is looking for a skilled Middle Manual QA Engineer to join our team as part of an internal QA extension.

We're about to kick off several exciting, long-term projects in the dynamic fields of AI and healthcare.

You'll be joining a small, friendly, and passionate team of experienced professionals who value collaboration, quality, and continuous growth.

 

Required skills:

— at least 4 years of commercial experience in an IT company is a must;

— a good basic knowledge of testing methodologies and techniques;

— Experience in creating/supporting test documentation (checklists, test cases, bug reports);

— Understanding of SDLC and STLC;

— Experience in web application testing;

— Understanding the principles of adaptive and cross-browser layout testing;

— Understanding of client-server architecture of applications;

— HTML/CSS/JSON/XML;

— Experience in REST API testing;

— English — strong Intermediate or higher;

Would be a plus:

— Experience with Postman, Devtools;

— Experience in mobile testing;

— High level of responsibility and autonomy;

We offer:

• Paid vacation and sick leave (21 vacations and 10 sick days);

• Medical Insurance;

• Weekends on all public holidays;

• Ability to influence the products we create;

• Flexible work schedule;

• Full remote or hybrid (Kyiv city centre);

• Development budget for each employee;

• Corporate English;

• Strong corporate culture;

• Professional development and encouragement.

Please, pay attention!
We attentively review all applications received, but only respond to candidates whose experience and skills we believe best match the position’s requirements. We appreciate your understanding.

Job Description

* Strong experience with Java (preferably Java 17+; Java 21 is a plus)
* Strong knowledge of Spring Boot and Tomcat
* Experience with MongoDB or other NoSQL databases.
* Experience with Maven and Git.
* Experience with Kubernetes and Docker
* Strong Linux knowledge
* Experience with RESTful APIs and JSON serialization/deserialization (Jackson).
* Familiarity with event-driven systems and message pub/sub.
* Experience with unit testing frameworks (JUnit, Mockito).
* Experience with microservices architecture.
* Good communication skills and ability to work in a distributed team.

Nice to Have

* Familiarity with CI/CD pipelines and DevOps practices.
* Shell Scripting
* Hibernate
* Jenkins
* JavaScript

Job Responsibilities

* Design, develop, and maintain backend services using Java and Spring Boot.
* Write and maintain unit and integration tests (JUnit, Mockito, JavaScript).
* Work with REST APIs and event-driven architectures.
* Collaborate with cross-functional teams to deliver high-quality solutions.
* Participate in code reviews and ensure adherence to best practices.
* Troubleshoot and resolve issues in development, test, and production environments.
* Contribute to documentation and knowledge sharing.

Department/Project Description

We are seeking a skilled Java Software Engineer to join our team and contribute to the development and maintenance of Catalog and Profile services. You will work with a modern stack including Java, Spring Boot, and MongoDB, and collaborate on a microservices-based architecture to build scalable backend services for Qlik’s cloud platform.
From time to time, you will also maintain a legacy service. This may be a support type of project.

Come and push your journey to the next level! 

At Immense Group, we are guided by our core values of passion, boldness, and integrity. We strive to create an environment where our people thrive, driven by a love for innovation and a commitment to delivering exceptional player experiences. If you’re passionate about iGaming, bold in your approach, and act with integrity,
we’d love for you to join our team as the Site Reliability Engineer. 
 
 

A taste of what you’ll do 
The Site Reliability Engineer will be responsible for the technical design, planning, implementation, and the highest level of performance tuning and recovery procedures for mission critical systems. Other responsibilities include the troubleshooting of hardware, software, and networking issues, as well as ensuring that all computing operations run with optimal performance and security. 
 

• Ensure high availability and acceptable levels of performance of mission critical infrastructure resources 
• Continuously analyse system performance in production and proactively identify areas in need of optimisation 
• Own the process for responding to support escalations 
• Develop procedures to maintain security and protect systems from unauthorised use 
• Develop procedures, programs and documentation for backup and restoration of host operating systems and host-based applications. 
• Develop and maintaining
  adequate system monitoring and alerting to maximise benefits and minimise impacts on the end user experience.  
• Be responsible for resolving escalated service issues. 
• Provide technical services and support for the following areas: 
• Internal systems, cloud, and network infrastructure. 
• Virtualization technologies: VMware, Microsoft, LXC 
• Remote monitoring and management of system alerts and notifications 
• Participating in the administration and maintenance of the remote monitoring and management system: update agent scripts, respond to alerts, monitor dashboard, and periodic system review. 
• Participate in post incident reviews 

Who and what we are after? 
 

• Proven experience as a Site Reliability Engineer, DevOps, System Administrator, or similar role for at least 3 years. 
• Working knowledge of Cloud environments and respective technologies (e.g. AWS). 
• Experience with databases, proxies, networks (LAN, WAN) and patch management. 
• Proficiency with configuration management tools. 
• Proficiency with log management and visualisation (ELK stack). 
• Proficiency with configuration management tools. 
• Proficiency with monitoring solutions. 
• Proficiency with CI/CD pipelines. 
• Proficiency with containerisation and orchestration (Docker, etc).  
• Availability outside of working hours to resolve emergency issues promptly. 
• A working knowledge of IT operating systems, particularly Linux and Windows. 
• Knowledge of system security (e.g. intrusion detection systems) and data backup/recovery 
• Ability to create scripts and integrate with automated solutions such as Rundeck, Ansible or Docker. 
• BSc in Information Technology, Computer Science, or a related discipline; professional certifications are considered as a plus. 

Benefits:

• 25 days paid vacation days
• paid public holidays
• Private health insurance (for candidates residing in Ukraine)
• Additional marriage leave
• Additional paternity leave
• 5 days of paid sick leave
• Professional development support
• Department team building activities
• HR support

Skills Required: AWS, Kafka, Spark, Python (FastAPI), SQL, Terraform.

You have:

● high standards for the quality of the work you deliver

● a degree in computer science, software engineering, a related field, or relevant prior experience

● 3+ years of software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience

● affinity with data analysis

● a natural interest in digital media products

● AWS certified on an Associate level or higher, or willing to get certified

You have experience in:

● developing applications in a Kubernetes environment

● developing batch jobs in Apache Spark (pyspark or Scala)

● developing streaming applications for Apache Kafka in Python

● working with CI/CD pipelines

● writing Infrastructure as Code with Terraform

Responsibilities

● Maintain and extend our back-end.

● Support operational excellence through practices like code review and pair programming.

● The entire team is responsible for the operations of our services. This includes actively monitoring different applications and their infrastructure as well as intervening to solve operational problems whenever they arise.

You can:

● analyze and troubleshoot technical issues

● communicate about technical and functional requirements with people outside of the team

● You have a positive and constructive mindset and give feedback accordingly

Location: remote from Latvia/Lithuania, possible relocation

ABOUT CLIENT

An international organization with over 20 years of experience in advancing professional medical education and improving patient care. It focuses on evidence-based medicine and delivers educational programs in oncology, cardiology, and women’s health, reaching a global audience of healthcare professionals.
 

PROJECT TECH STACK

MS PowerBI, QLIK, MS Office (Excel, PowerPoint, Docs)
 

PROJECT STAGE

Live product
 

QUALIFICATIONS AND SKILLS

• Data Engineering Background: 5+ years of experience in data engineering, with a strong understanding of data pipelines, architectures, and tools (e.g. Apache Beam, Apache Spark, AWS Glue);
• Machine Learning Experience: 3+ years of experience in machine learning engineering and/or data science, with a focus on traditional AI techniques;
• Strong programming skills in Python, with experience working with machine learning libraries and frameworks;
• Experience working with graph databases and querying languages (e.g. Cypher, SPARQL);
• Familiarity with SageMaker and/or other cloud-based machine learning platforms;
• Strong understanding of machine learning algorithms and techniques, including supervised and unsupervised learning;
• Ability to make informed decisions about model selection, deployment, and maintenance;
• Experience working on large-scale products and data science projects.
   

NICE TO HAVE

• Experience with generative AI techniques, such as RAG optimization and agentic workflows;
• PhD in Computer Science, Statistics, or related field (not required, but a huge plus);
• Experience working with large-scale datasets and distributed computing environments;
• Background in Ad tech and marketing tech.
   

RESPONSIBILITIES

• Optimize machine learning models – primarily using traditional AI techniques (approx. 80%) with selective application of generative AI solutions (approx. 20%);
• Leverage AWS SageMaker and other AWS services to build, refine, and deploy ML models, improving existing implementations without starting from scratch;
• Analyze large, multi-platform marketing and advertising datasets, translating results into actionable insights for a unified MarTech/AdTech backend platform;
• Collaborate closely with data engineering, backend development, and product teams to integrate algorithms into production workflows, ensuring scalability and performance;
• Strategize and recommend optimal AI/ML approaches without bias toward a specific technology, balancing innovation with practical application;
• Support automation initiatives in marketing analytics, contributing to feature engineering, workflow optimization, and integration of agentic AI components

We are thrilled to invite a dedicated and compassionate HR specialist to join our team. In this role, you’ll have the opportunity to support our employees throughout their journeys with us, from onboarding to offboarding. Your contributions will not only enhance our HR operations but also strengthen our engagement initiatives, making a real difference in the workplace. By collaborating with both local and global teams, you will play a vital role in creating seamless HR processes that prioritize a positive employee experience. We believe your efforts will help foster a supportive environment where everyone can thrive and feel valued in our organization.
 

Requirements:

✔️ Strong interpersonal and communication skills in English (B2 strong — C1);
✔️ At least 1 year of experience in HR operations or employee lifecycle management;
✔️ Proficiency in Google Workspace and HRIS systems;
✔️ Experience in event planning and coordination;
✔️ Genuine passion for working with people and improving daily life within the company.

What you’ll do:

➖ Manage the end-to-end onboarding process for new hires (welcome packs, orientations, system access) and ensure smooth offboarding (exit surveys, system updates, coordination with Finance & IT);
➖ Keep employee records up to date in HRIS (Hurma) and other platforms; support data analysis for process improvements;
➖ Monitor employee satisfaction and engagement through surveys and follow-up action plans;
➖ Develop initiatives to increase retention, internal mobility, and motivation;
➖ Organize and coordinate engagement activities for remote teams;
➖ Provide continuous HR support to the Lviv office and assist with office initiatives.
 

Why this role is a great opportunity

You’ll have the chance to:

• Build expertise in HR systems and project coordination;
• Gain valuable stakeholder management experience;
• Work alongside a collaborative HR team that values your input and ideas.
   

We’re looking for someone who brings

➖ Adaptability and eagerness to learn in a fast-paced environment;
➖ Strong attention to detail and organizational skills;
➖ Clear and professional communication (written & verbal);
➖ A collaborative and team-oriented mindset;
➖ Problem-solving skills and sound decision-making;
➖ Respectful and empathetic interpersonal skills, with the ability to work with diverse groups;
➖ Curiosity to stay up to date with HR trends, innovative tools, and best practices.
 

Would be a plus

✔️ HR certification or courses would be an asset;
✔️ Previous experience in the BPO sector.
 

What we offer:

✨ Remote work format — the comfort of working from anywhere;
📍 Opportunity to work from a comfortable office in the city center near Forum Lviv — once a week;
🕙 Balanced schedule: Monday to Friday, 10:00–18:00;
🌱 3-month probation period with full support from the team to help you quickly dive into the processes;
🏖 18 paid vacation days per year to rest and recharge;
🤒 15 paid sick leave days to cover unforeseen situations;
🤝 An open and friendly team where ideas and initiative are truly valued;
🚀 The opportunity to influence processes and suggest improvements that make work more comfortable and effective.

• Project Description:

  Financial Partners / Analysts - is a back-office function responsible for planning, forecasting, cost controlling and optimization initiatives, scenario / new projects modelling and overall P&L analysis - all as part of management reporting.

• Responsibilities:

  • Annual planning, monthly forecasting, cost controlling and optimization initiatives, scenario / new projects modelling and overall P&L analysis - all as part of management reporting
  • Regular and ad-hoc analysis of performance / deviations per project, investigating the reasons and providing meaningful comments to management
  • Supporting pre-sales with financial models and presenting them to stakeholders
  • Work with internal systems to maintain an up-to-date picture
  • Close liaison with other functions and stakeholders to ensure process efficiency

• Mandatory Skills Description:

  • 2+ years of experience in Finance, Controlling preferably in an international IT / Big4 company
  • Financial acumen, excellent fin/data modelling and analytical skills
  • Excellent communication skills
  • Proficient user of MS Excel, good knowledge of MS Outlook and PowerPoint
  • Ability to work with minimal supervision, under pressure of deadlines in a dynamic environment

• Nice-to-Have Skills Description:

  • CFA, ACCA, CAP/CIPA, CIMA
  • Power BI / PowerPivot - i.e. PowerQuery (M) and DAX would be a big advantage

• Languages:
  • English: C1 Advanced

• Project Description:

  We are building the platform, which supports various information gathering and processing across the bank. The PMC application, Price Master Central (PMC) is a global reference data management application - responsible for sourcing securities/Pricing data from market vendors and internal sources and providing it to downstream clients after applying client specific rules.

• Responsibilities:

  - Oncall support (00:00 - 10:00 Kyiv time)
  - Write good and well-tested code
  - Development environment and production support
  - Evaluate and adopt new development tools, libraries and methods to improve quality
  - Perform peer code review of project codebase changes

• Mandatory Skills Description:

  - WPF
  - At least 7 years of experience in the industry of software development
  - At least 6+ years of experience in .NET
  - Deep knowledge and usage of SQL (MS SQL)

• Nice-to-Have Skills Description:

  In the future, the application will be rewritten in Angular, so knowledge of Angular will be a huge plus.

• Languages:
  • English: B2 Upper Intermediate

We’re looking for a Junior Content Writer with a sharp eye for detail and a passion for tech to join our team at HYS Enterprise — a Dutch IT outsourcing company working with leading European clients in telecom, e-commerce, logistics, and business analytics.

If you enjoy creating clear, engaging content and want to be part of an international team where your work has real impact — we’d love to hear from you.
 

Key responsibilities:

— Regular creation of a variety of content, including blog articles, social media posts, materials for emails, lead magnets and presentations;
— Generating ideas for target pages, and their structure and creating content for them;
— Cooperation with designers, product marketing and sales managers to create high-quality materials for our potential customers;
— Reviewing, editing and improving existing content;
— Together with your team lead, you will plan and implement a content marketing strategy that helps the company achieve its business goals and create content for the website and landing pages in line with the marketing strategy and key value propositions, revealing the positioning and competitive advantages of HYS Enterprise.
 

Requirements:

— 6+ months or more of experience working as a Content Marketing Specialist in IT;
— Experience in creating various types of content, for example: e-books, technical documents, infographics, manuals, blogs, etc;
— Excellent communication skills;
— Advanced level of English;
— Bachelor’s degree in marketing, linguistics, journalism or other relevant fields will be a plus.
 

Our selection process includes:

— HR interview;
— Test task;
— Tech interview;
— Final interview with the founders of the company.
 

We offer:

— Monday-Friday, 9—18/10—19 working schedule;
— Work from office/remote/mix;
— Medical insurance;
— No time trackers and other manifestations of bureaucracy;
— Paid days off and sick days;
— Gifts for birthdays and professional holidays;
— The ability to test your ideas, lead new initiatives, and try something new and interesting;
— Communication with experienced specialists willing to share their knowledge;
— Participation in internal and external events and the opportunity to build or promote your brand;
— We know how to work hard, but we also know how to enjoy life, that’s why we have a lot of fun corporate parties and team building.

About the Role:
 

We are looking for an experienced Senior QA Automation Engineer to drive the design, development, and implementation of automated testing solutions for our digital commerce and payments platforms. The ideal candidate has strong technical expertise, hands-on experience with automation frameworks, and a passion for delivering high-quality software.commerce and payments pl

⚠️ Please note: we are considering candidates located outside of Ukraine.

Key Responsibilities:

• Design and maintain scalable test automation frameworks (Selenium, Cypress, Playwright, etc.)
• Develop and execute automated tests for UI, API, performance, and regression
• Integrate tests into CI/CD pipelines (Jenkins, GitHub Actions, Azure DevOps)
• Collaborate with cross-functional teams to ensure quality across the SDLC
• Analyze results, manage defects, and provide detailed reporting on test coverage
• Evaluate and introduce new tools/technologies to improve QA efficiency

Requirements:

• 5+ years in QA automation, including 2+ years in a senior/lead role
• Strong coding skills in Java, Python, JavaScript, or similar
• Hands-on experience with automation tools (Selenium, Cypress, Appium, Postman)
• Familiarity with REST APIs, microservices, cloud platforms (AWS, Azure, GCP), Docker/Kubernetes
• Strong knowledge of Agile/Scrum practices

Nice to Have:

• Experience in e-commerce, digital payments, or fintech
• Knowledge of security & compliance testing (e.g., PCI-DSS)
• Performance testing tools (JMeter, Gatling)
• ISTQB or similar certification

Soft Skills:

• Strong problem-solving and analytical mindset
• Excellent communication and teamwork skills
• Ability to work independently and lead initiatives

Required Skills & Experience:
 - Deep expertise in Vue.js, including frontend architecture and scalable solution design
 - Strong skills in JavaScript (ES6), TypeScript, and performance optimization
 - Experience with build automation, CI/CD, and modern deployment strategies
- Proven work with headless CMSs (Contentful)
 - Comfortable leading technical discussions and mentoring junior developers
- Extensive experience with REST and GraphQL APIs
- Strong knowledge of frontend testing, especially with Jest

Location: Poland (Remote) !!!
Duration: Long-term (no foreseen end date)
Start: ASAP
English: working proficient English is a must

 

Senior Full-Stack Developer with DevOps skills, backed-oriented:
- Strong expertise in React, React Native, and TypeScript/Node.js !!!
- Proven experience with AWS serverless (Lambda, API Gateway, Aurora Serverless, Cognito) !!!
- Рівень англ мінімум В2.
- тривалість залучення 3 місяці орієнтовно.
 

We are looking for a proactive and technically strong Middle AI Engineer who is passionate about Agentic AI and ready to drive innovation across our product ecosystem. In this role, you will take ownership of designing and building autonomous AI agents, integrating AI capabilities into real product workflows, and delivering production-ready solutions with tangible business value. 

Requirements
- 3+ years of experience in Python development.
- Experience with LLMs, transformers, and NLP models.
- Proven experience with LangGraph, LangChain, or similar frameworks for agent-based design.
- Understanding and practical experience with RAG pipelines and vector databases (e.g. Qdrant)
- Experience with PyTorch or TensorFlow.
- Strong problem-solving skills and a business-oriented mindset.
- Ability to work in a fast-paced, evolving environment with cross-functional teams.

Nice to Have
- Familiarity with MLOps practices, containerization (Docker), and deploying scalable AI solutions.
- Understanding of multi-agent orchestration, self-healing logic, and autonomous systems.
- Experience in e-commerce, PIM systems, or digital content workflows.
- PHP knowledge for integration support.
- Fluent English

What You’ll Be Doing / Responsibilities:
- Design, build, and fine-tune LLMs and AI agents using LangGraph, LangChain, or similar frameworks.
- Integrate AI-driven features into our PIM, focusing on real-world use cases in e-commerce.
- Collaborate with product and engineering teams to identify opportunities and deliver AI-driven solutions.
- Advocate for best practices in AI implementation and promote adoption across teams.

If you are AI-focused, business-driven, and eager to work on cutting-edge technology, we’d love to hear from you! 🚀

What we offer:

Professional development
- PDP (Personal Development Plan) and PIP (Performance Improvement Plan) processes to foster professional growth.
 - Education allowance for continuous learning and development.
- Improving the internal AI laboratory.
 - Individual English lessons to enhance language skills.

• Work environment and flexibility
  - Autonomy in decision-making and strategy implementation.
   - Remote work options or a well-equipped office near Livoberezhna metro station.
   - Starlink internet, generator, and a comfortable work environment.
• Health and well-being
  - Medical insurance (coverage only within Ukraine)
   - Mental health support through Pleso (psychotherapy).
   - Generous vacation and sick leave policy to ensure work-life balance.
• Team culture
  - Regular corporate events and team activities to build connections and foster collaboration.

About Us

Open Mineral is building cutting-edge digital and AI-driven solutions for the base metals commodity trading business. Our Quantitative Research Platform supports signal generation, alpha research, and advanced trading models across global metals markets. We are expanding our AI team to develop the next generation of intelligent trading and research systems.
 

Role Overview

We are seeking an AI Engineer to join our Quantitative Research platform team. The ideal candidate will have strong experience in Python, AWS, and modern AI/ML techniques with a focus on agentic AI systems and prompt engineering. You will work closely with quants, researchers, and traders to build scalable AI-powered infrastructure for trading signals, risk analysis, and decision-making automation.
 

Key Responsibilities

• Design, build, and maintain AI agents to support trading, risk, and research workflows.
• Implement LLM-driven prompt engineering for data extraction, transformation, and knowledge integration.
• Collaborate with Quant Researchers to translate trading strategies into AI-enabled systems.
• Deploy and scale solutions on AWS cloud infrastructure with best practices in performance and security.
• Develop pipelines for integrating market, fundamental, and alternative datasets into AI/ML workflows.
• Partner with data engineers and software developers to integrate AI models into the Quantitative Research Platform.
• Contribute to the development of multi-agent coordination frameworks to support automated decision-making in commodity trading.
   

Required Skills & Experience

• 3–5 years of experience in AI/ML engineering or applied data science.
• Strong proficiency in Python (NumPy, Pandas, PyTorch/TensorFlow, LangChain or similar).
• Familiarity with MCP (Model Context Protocol) or similar orchestration frameworks
• Experience with AWS (EC2, S3, Lambda, SageMaker, Step Functions, etc.).
• Hands-on expertise in agentic AI frameworks, multi-agent systems, or LLM orchestration.
• Proficiency in Prompt Engineering for LLMs and workflow optimization.
• Understanding of financial markets, quantitative research, or commodities trading (preferably base metals).
• Strong software engineering background, including version control (Git), testing, and CI/CD.
   

Preferred Qualifications

• Background in quantitative finance or exposure to commodity trading.
• Experience with reinforcement learning, optimization, or simulation frameworks.
• Knowledge of data engineering workflows (ETL pipelines, data lakes, APIs).
• Previous work in high-frequency or systematic trading environments.
   

What We Offer

• Opportunity to build a cutting-edge AI research and trading platform in commodities.
• Work alongside top-tier quant researchers, data scientists, and engineers.
• Competitive compensation package including performance-based bonus.
• Hybrid/remote flexibility with a global, multicultural team.
• Exposure to real-world trading strategies and decision-making in commodity markets.

What you will do:

— Provide high-level support to premium players via LiveChat and email;
— Handle complex requests related to payments, bonuses, technical issues, and in-game situations;
— Personally assist key players, helping them navigate the platform;
— Monitor player activity history, engagement, account settings, and VIP program status;
— Escalate issues to internal teams (payments, tech support, backend).

What we expect:

— 1+ years in Customer or VIP Support;
— Excellent communication skills: attention to detail, empathy, and clear, professional language;
— Stress resistance and the ability to work with demanding clients;
— English proficiency at B2 level or higher;
— Confident use of CRM and ticketing systems; strong technical literacy;

What we offer:

— Remote work, 2/2 schedule, for the onboarding period 5/2;
— Payments in USDT (white crypto);
— Fixed salary + performance-based bonuses (KPI) after onboarding period;
— Access to Gemini Advanced;
— Training and support from an experienced international team;
— Opportunity for growth within the project.