Jobs at Djinni

Key Responsibilities:

• Analyse and formalise requests from business and stakeholders; conduct sessions to clarify problems, goals, and context;
• Identify and decompose problems; apply techniques for information gathering and structuring (interviews, document analysis, observation, data analysis);
• Prepare and refine business and functional requirements;
• Create User Stories and Acceptance Criteria for tasks in Jira/YouTrack;
• Support the Product Owner in analysing, clarifying, and preparing requirements, as well as in managing priorities and task planning;
• Prepare and maintain up-to-date documentation in Confluence;Work with context — understand dependencies between tasks, systems, and teams;
• Participate in roadmap preparation and ensure consistency of product development plans;
• Verify the requirement implementation accuracy together with QA;
• Participate in daily stand-ups, planning sessions, and retrospectives;
• Use basic prototyping tools (e.g., Marvel, Figma, Miro) to clarify user flows and logic;
• Review final designs required for task definition;
• Collaborate with the development team to clarify implementation details;Keep the backlog and task statuses up to date.

Core Skills:

• Strong communication skills and the ability to solve problems diplomatically and build constructive team relationships;
• Understanding of SDLC, Agile, and Waterfall principles;
• Ability to formulate clear, testable requirements and Acceptance Criteria;
• Solid understanding of frontend technologies (HTML, CSS) and client-server interaction principles;
• Basic experience working with design systems and understanding how to use them to refine requirements;
• Proficiency with Jira, YouTrack, Confluence, or similar tools;
• Systemic thinking and the ability to see relationships between requirements and product goals;
• Attention to detail and strong analytical, structured thinking.
   

Additional Skills:

• Experience in fintech or trading systems will be a strong advantage (but not mandatory);
• 1–2 years of experience in IT projects (as a Business Analyst, Product Owner Assistant, or QA);
• Understanding of web platform and API principles;
• Ability to create simple diagrams (BPMN, Flowcharts, User Flows);
• Experience collaborating with QA teams.
   

Language Requirements:

• Intermediate English level for working with technical documentation and team communication.

We offer:

• An interesting project and non-trivial tasks that will allow us to show our professional attitude and creativity;
• Friendly team;
• Comfortable working schedule and working conditions;
• Opportunity to work remotely as well as in an office located in the city centre;
• Stable, competitive salary;
• Paid vacation and sick leaves;
• Opportunity for professional growth and career development;
• English, paid professional courses, coffee/fruits and other pluses :)

In Competera, we are building a place where optimal pricing decisions can be made easily. We believe that AI technologies will soon drive all challenging decisions and are capable of helping humans be better. We are now looking for a Strong Middle Data Scientist to play a key role in reshaping the way we provide our solutions.

You could be a perfect match for the position if
You want to:

• Analyze retail data to find patterns and derive insights for data-aware pricing strategies.
• Maintain, tune and improve existing models, investigate model performance issues and identify their root causes.
• Design and validate (proof-of-concept) POC for new modeling approaches, challenging existing assumptions when needed.
• Own complex SnD Data science solution implementation for new clients end-to-end: validate business requirements and data, map requirements to existing tools and functionalities, develop and evaluate models and bring the solution into production.
• Research, prototype and evaluate modelling approaches for new domains and challenging cases such as sparse demand, promotions and changing sales patterns.
• Collaborate with Data Scientists, Engineers, Product/Project Managers and domain experts to improve and bring to production new approaches of demand modeling.

You have:

• 3+ years of commercial experience in Data Science/Machine Learning or related field.
• Solid mathematical background preferably in Computer Science, Mathematics, Statistics or another quantitative field.
• Strong knowledge of statistics, classical machine learning, deep learning methods and commonly used forecasting approaches.
• Practical experience with time series forecasting methodologies.
• Proficiency in scientific Python toolkit including NumPy, pandas, scikit-learn, gradient-boosting frameworks such as CatBoost/LightGBM and either Keras/TensorFlow or PyTorch.
• Experience with statistical hypothesis testing and experimental design, including A/B testing.
• Advanced SQL skills for data manipulation and extraction.
• Strong Python skills and experience writing clean, modular, maintainable code for prototyping and performing experiments.
• English sufficient for technical discussions, documentation, and collaboration in international environment (Upper-intermediate and higher level).

Desirable requirements:

• Experience in retail, e-commerce, pricing, revenue management or marketplaces.
• Experience working with large datasets and distributed processing tools such as. Pyspark/Spark/Databricks.

​Soft skills:

• Analytical mindset and critical thinking to solve complex problems.
• Strong ownership: you take responsibility for problems end-to-end, proactively drive them forward and stay accountable for the quality and impact of the final solution
• Agile approach, with the ability to experiment and test hypotheses in a dynamic business environment.
• Business-oriented thinking, capable of translating complex models into clear business insights.
• Curiosity and a drive for continuous learning in the data domain.
• Strong team player, able to collaborate across cross-functional teams.

You’re gonna love it, and here’s why:

• Rich innovative software stack, freedom to choose the best suitable technologies.
• Remote-first ideology: freedom to operate from the home office or any suitable coworking.
• Flexible working hours (we start from 8 to 11 am) and no time tracking systems on.
• Regular performance and compensation reviews.
• Recurrent 1-1s and measurable OKRs.
• In-depth onboarding with a clear success track.
• Competera covers 70% of your training/course fee.
• 20 vacation days, 15 days off, and up to one week of paid Christmas holidays.
• 20 business days of sick leave.
• We reimburse the cost of coworking.

Drive innovations with us. Be a Competerian.

Are you passionate about bringing ideas to life through captivating visuals and dynamic motion design? Codefinity, a leading online learning platform, is looking for a talented Marketing Designer to join our marketing team. In this role, you'll bring campaigns to life through compelling graphics and dynamic motion design.

Requirements: 
- 2+ years of experience in performance marketing design (Facebook Ads). 

- Proficiency in Figma and Adobe Creative Suite (After Effects, Photoshop). 

- Strong understanding of the fundamentals of composition, typography, and color theory. 

- Ability to work within brand guidelines while delivering innovative and fresh ideas. 

Key Responsibilities: 

- Collaborate with the marketing team to create visually striking designs for online campaigns and social media. 

- Actively participate in idea generation and team brainstorming sessions. 

- Design static and motion graphics creatives. 

- Ensure consistency of brand identity across all marketing materials. 

- Stay current on design trends and bring fresh ideas to marketing strategies, ensuring Codefinity stands out in a competitive market.

If you can identify a product’s key strengths and translate them into new creative formats, propose visual solutions for different audiences, go beyond references by creating your own design concepts and understand how to integrate AI tools into your workflow (e.g. generating variations, using Figma AI prompts or ChatGPT) — then you should definitely join us!

We are looking for a creative and detail-oriented Motion Designer with a strong Graphic Design background to join our team. In this role, you will create engaging visual content for digital marketing campaigns, social media, advertising, and brand initiatives while maintaining a consistent visual identity across all channels.

WHAT WILL HELP YOU SUCCEED IN THE ROLE:

- 1+ year of experience as a Motion Designer.
- 1+ year of experience in Graphic Design.
- Strong proficiency in Adobe After Effects.
- Advanced skills in Adobe Photoshop and Adobe Illustrator.
- Experience with video editing in Adobe Premiere Pro.
- Solid understanding of composition, typography, color theory, and visual storytelling.
- Ability to work with brand guidelines and maintain a consistent visual identity.
- Portfolio showcasing both motion design and graphic design projects.
- Strong time-management skills and ability to work in a fast-paced environment while meeting deadlines.

It will be a plus:
-Experience with Cinema 4D, Blender, or other 3D programs;
-Experience creating character animation;
-Experience with AI tools (Midjourney, ChatGPT, Runway, etc.);
-Basic knowledge of UX/UI and Figma.

HOW YOU WILL MAKE AN IMPACT:

- Create motion creatives for digital campaigns, social media, and advertising platforms.
- Develop animated banners, promotional videos, and video ads.
- Animate existing brand assets and create new motion design concepts.
- Design static creatives for marketing campaigns and promotional activities.
- Produce visual materials for events, presentations, and special projects.
- Work with typography, composition, and brand guidelines to ensure visual consistency.
- Adapt creative materials for various formats, platforms, and advertising channels.
- Collaborate closely with Marketing, SMM, and PR teams.
- Participate in brainstorming sessions and contribute creative concepts and visual ideas.
- Editing Reels and short YouTube videos.

HOW WE WILL KEEP YOU SMILING:

-Flexible working hours and a remote work setup, so you can plan work around your life and not your life around work!

-Unlimited vacation days and paid sick leave—because your rest matters.

-A competitive compensation that truly reflects your skills and expertise.

-Employee referral bonus and gifts to celebrate your special occasions.

50% financial support for learning expenses to supercharge your professional growth!

-A positive atmosphere where you always feel respected and truly belong.

-Inspirational team-building activities that turn colleagues into best friends.

-Wellness benefits: We’ll support your sports passions, from yoga classes to gym memberships.

-Co-working space reimbursement to save your nerves from always working from home :)

The Bit Spilka Charitable Foundation is looking for a SMM Specialist  to help tell the story of our work and grow our presence across social media and digital platforms.

This role blends writing, social media, visual content, human stories, and project outcomes. We're looking for someone who doesn't just produce posts, but knows how to find meaning, spot a strong story, and turn the foundation's work into communication that feels clear, alive, and valuable to our audience.

 

Responsibilities:

• Manage and grow the foundation’s social media channels: Instagram, Facebook, LinkedIn, Telegram, and other relevant platforms;
• Create monthly content plans and organize content publishing across different platforms;
• Develop new content formats and rubrics to increase audience engagement;
• Create content from idea to publication: concepts, copy, visuals, short videos, and final publishing;
• Write content for social media: posts, Stories, short video scripts, and storytelling materials;
• Collect information about the foundation’s projects and turn it into engaging social media content;
• Create photo and video content, including shooting and editing short-form videos (Reels, Stories, Shorts);
• Adapt content for different platforms and audiences;
• Work with Canva, Figma, Photoshop, or similar tools to create visual materials;
• Use AI tools to improve content creation processes: generate ideas, create drafts, improve texts, develop visual concepts, and optimize workflows;
• Analyze social media performance, track content results, and provide recommendations for improvement;
• Follow social media trends and identify new opportunities for content growth.

Requirements:

• 3+ years of experience in SMM, Content Creation, Digital Marketing, or similar roles;
• Experience independently managing social media channels;
• Strong copywriting skills in Ukrainian;
• Strong storytelling skills and ability to turn ideas and information into engaging content;
• Experience creating content from concept to final publication;
• Hands-on experience with Instagram, Facebook, LinkedIn, and Telegram;
• Experience creating short-form video content (Reels, TikTok, Shorts);
• Basic photo and video editing skills;
• Experience working with Canva, Figma, Photoshop, or similar tools;
• Understanding of social media analytics and ability to evaluate content performance;
• Practical experience using AI tools for content creation (ChatGPT, Midjourney, Runway, Claude, or similar);
• English proficiency at Intermediate level or above;
• Ability to work independently, manage multiple tasks, and take ownership of content projects;
• Preferred location Lviv.

Nice to have:

• Experience working with charitable, social, or nonprofit projects;
• Experience creating fundraising or impact-driven content;
• Experience working with international audiences;
• Experience with Meta Ads;
• Experience collaborating with influencers;
• Willingness to travel for content gathering.

Hiring process:
• Intro call with a Recruiter  - Technical Interview - Сollection of recommendations - Offer. 

Why join Bitmedia Labs?
We care about what we build – and about the people who build it. Our teams work closely together, share responsibility for the product, and support each other in everyday challenges.

As part of the team, you’ll have:
• Professional growth through products operating at global scale;
• The opportunity to experiment, bring ideas to life, and influence product decisions;
• Collaboration with strong, experienced teammates who value quality and teamwork.

We also support you with:
• Flexible schedule and the option to work remotely or from our hubs in Kyiv, Warsaw, and Berlin;
• Competitive compensation, regular performance reviews, paid vacation, sick leave, and public holidays;
• Modern Apple equipment and thoughtful corporate gifts for holidays and personal milestones;
• Support for your growth: courses, workshops, and conferences.

Through our charity foundation Bit Spilka, led by volunteers from our team, we support the military, medics, and civilians across Ukraine – delivering over $500,000 in aid to date. Here your work also drives social impact, and you can also join our volunteer initiatives.

If this resonates with you – send your CV and join us.
Let’s foster the world together!
 

We build a payment-orchestration platform (PSP hub) that connects merchants to dozens of payment providers. You'll join one of two small backend teams (5 developers each — seniors, a Tech Lead, and an Architect) building and maintaining integration services that process real financial transactions in production.

You'll work alongside experienced engineers and strong QA, but we’re looking for someone who can already work independently on well-defined Java backend tasks and take ownership of their code from implementation through testing and review.

• Format: Remote · Full-time
• Level: Junior+ — 1–2 years of recent commercial Java development experience

• English: B1+ (tooling, documentation, and some partner communication are in English)

   

What you'll be working with

• Java 25, Spring Boot, Apache Camel
• REST APIs, SQS, Redis, PostgreSQL
• Cloud & DevOps: AWS, EKS, Terragrunt, Helm, Flux
• Monitoring: OpenSearch, VictoriaMetrics, Grafana

• GitLab & CI/CD

   

What we're looking for — essentials

• 1+ year of recent commercial Java development experience
• Strong Java Core fundamentals and OOP
• Hands-on commercial experience with Spring / Spring Boot
• Practical experience with REST APIs
• Experience working with SQL / PostgreSQL
• Ability to read, understand, debug, and modify an existing Java codebase
• Experience writing unit and/or integration tests
• Understanding of the standard development flow: task → implementation → code review → testing → release
• Ability to work independently on well-defined tasks, ask the right questions, and take ownership of the result

• Good communication and ability to work effectively within a development team

   

Nice to have

• External API / third-party integrations
• Payment / fintech / PSP experience
• Apache Camel
• SQS, RabbitMQ, Kafka or other message queues
• Docker / Kubernetes / Helm
• AWS
• GitLab or other CI/CD tools
• Redis

• Keycloak 26

   

What you'll do

• Build and maintain Java backend services and provider integrations
• Work with and extend an existing production codebase
• Develop and integrate REST APIs and external services
• Write clean, tested, maintainable code
• Debug production issues and improve service stability
• Participate actively in code reviews
• Take ownership of assigned tasks from implementation through testing and release
• Collaborate with Backend, QA, DevOps, Product, and Architecture

How we work / what we offer

• Flexible remote schedule
• Paid sick leave and vacation
• All the equipment you need
• Internal events: open discussions, product meetups, soft-skills training
• Flat structure, no micromanagement, fast decisions

• Experienced engineers around you for code reviews, technical discussions, and mentorship

   

Hiring process

1. Intro call (~30 min)
2. Technical interview
3. Live coding / code-reading & modification session

4. Offer

    

Ready to work on real production systems, take ownership of your code, and grow into a strong Java backend engineer? Join us.

Who Are We?

Welltech is a global wellness technology company with Ukrainian roots. Our mission is to build and scale wellness apps globally through state-of-the-art, tech-driven performance marketing.

We are one of the most established players in the wellness app space, and we are accelerating. Over 25.5 million people across the world use our apps — Muscle Booster, Yoga-Go, and WalkFit — to build healthier habits, move more, and feel better every day. Every subscription represents a real person making a real change in their life, and we take that seriously.

With 500+ people across hubs in Cyprus, Ukraine, Poland, Spain, and the UK, we combine the scale of a market leader and the drive of a team that's just getting started.

What We're Looking For

As a Senior Data Engineer, you will play a crucial role in building and maintaining the foundation of our data ecosystem. You’ll work alongside data engineers, analysts, and product teams to create robust, scalable, and high-performance data pipelines and models. Your work will directly impact how we deliver insights, power product features, and enable data-driven decision-making across the company.

This role is perfect for someone who combines deep technical skills with a proactive mindset and thrives on solving complex data challenges in a collaborative environment.

Challenges You’ll Meet:

• Pipeline Development and Optimization: Build and maintain reliable, scalable ETL/ELT pipelines using modern tools and best practices, ensuring efficient data flow for analytics and insights.
• Data Modeling and Transformation: Design and implement effective data models that support business needs, enabling high-quality reporting and downstream analytics.
• Collaboration Across Teams: Work closely with data analysts, product managers, and other engineers to understand data requirements and deliver solutions that meet the needs of the business.
• Ensuring Data Quality: Develop and apply data quality checks, validation frameworks, and monitoring to ensure the consistency, accuracy, and reliability of data.
• Performance and Efficiency: Identify and address performance issues in pipelines, queries, and data storage. Suggest and implement optimizations that enhance speed and reliability.
• Security and Compliance: Follow data security best practices and ensure pipelines are built to meet data privacy and compliance standards.
• Innovation and Continuous Improvement: Test new tools and approaches by building Proof of Concepts (PoCs) and conducting performance benchmarks to find the best solutions.
• Automation and CI/CD Practices: Contribute to the development of robust CI/CD pipelines (GitLab CI or similar) for data workflows, supporting automated testing and deployment.

Required skills:

• 4+ years of experience in data engineering or backend development, with a strong focus on building production-grade data pipelines.
• 2-3+ years of experience working with AWS services (Administration of Redshift is a must),
• Solid experience working with AWS services (Spectrum, S3, RDS, Glue, Lambda, Kinesis, SQS).
• Proficient in Python and SQL for data transformation and automation.
• Experience with dbt for data modeling and transformation.
• Good understanding of streaming architectures and micro-batching for real-time data needs.
• Experience with CI/CD pipelines for data workflows (preferably GitLab CI).
• Familiarity with event schema validation tools/ solutions (Snowplow, Schema Registry).
• Excellent communication and collaboration skills.
  Strong problem-solving skills—able to dig into data issues, propose solutions, and deliver clean, reliable outcomes.
• A growth mindset—enthusiastic about learning new tools, sharing knowledge, and improving team practices.

Tech Stack You’ll Work With:

• Cloud: AWS (Redshift, Spectrum, S3, RDS, Lambda, Kinesis, SQS, Glue, MWAA)
• Languages: Python, SQL
• Orchestration: Airflow (MWAA)
• Modeling: dbt
• CI/CD: GitLab CI (including GitLab administration)
• Monitoring: Datadog, Grafana, Graylog
• Event validation process: Iglu schema registry
• APIs & Integrations: REST, OAuth, webhook ingestion
• Infra-as-code (optional): Terraform

Bonus Points / Nice to Have:

• Experience with additional AWS services: EMR, EKS, Athena, EC2.
• Hands-on knowledge of alternative data warehouses like Snowflake or others.
• Experience with PySpark for big data processing.
• Familiarity with event data collection tools (Snowplow, Rudderstack, etc.).
• Interest in or exposure to customer data platforms (CDPs) and real-time data workflows.

Candidate journey: ⭕️ Recruiter call ➔ ⭕️ Technical call with the hiring manager ➔ ⭕️ Meet the future stakeholders

Locations: Cyprus; Ukraine, Estonia; Bulgaria; Hungary; Latvia; Lithuania; Romania