Jobs at Djinni

We’re looking for a Marketing Manager with hands-on experience in managing performance campaigns and direct communication with clients.

 If you’re passionate about growth marketing, enjoy building strong client relationships, and have excellent English communication skills — we’d love to meet you.

Requirements:

• 2–3 years of proven experience in digital marketing, preferably in performance or growth-oriented roles.
• Strong hands-on experience with Google Ads (Search, Display, Remarketing) and Meta Ads (Facebook, Instagram).
• Solid understanding of conversion tracking, event setup, and analytics via GA4 + Google Tag Manager.
• Knowledge of SEO fundamentals (technical and content-related).
• Experience with CRM systems (Active Collab, HubSpot, or similar).
• Strong analytical and problem-solving skills.
• Excellent English communication skills (B2 level or higher).
• Ability to manage multiple campaigns simultaneously and meet deadlines.
• Proactive, data-driven, and results-oriented approach.

Responsibilities:

• Develop and execute comprehensive digital marketing strategies across Google Ads, Meta Ads, SEO, and email campaigns.
• Launch, monitor, and optimize paid advertising campaigns with a focus on performance, ROI, and conversion goals.
• Oversee end-to-end project management, including timelines, task coordination, and cross-functional team collaboration.
• Serve as the main point of contact for clients: manage approvals, deliver performance reports, and gather actionable feedback.
• Set up and manage Google Tag Manager, including custom event tracking, DataLayer configuration, and GA4 integration.
• Analyze campaign and website performance data to generate actionable insights and drive continuous improvement.
• Collaborate closely with designers, copywriters, SEO specialists, and developers to deliver cohesive, high-performing marketing assets.

What We Offer:

- A work culture built on mutual success, trust, and continuous growth;

- Competitive compensation with clearly scheduled salary reviews and raises;

- A high-performing project management team and an inspiring atmosphere of camaraderie;

- The opportunity to lead a talented team of top-tier developers and designers;

- Sports compensation to help you stay active and energized;

- Paid vacation and sick leave — because your well-being matters;

- Comprehensive health insurance coverage;

- A modern, comfortable office in the center of Lviv;

- An amazing team, warm atmosphere, and engaging corporate events.

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with the organization of the first Data Science UA conference, setting the foundation for our growth. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.

About the role:
We are looking for a Computer Vision / Machine Learning Engineer to develop offline CV models for industrial visual inspection.

Your main task will be to design, train, and evaluate models on inspection data in order to:

• Improve discrimination between good vs. defect samples
• Provide insights into key defect categories (e.g., terminal electrode irregularities, surface chipping)
• Significantly reduce false-positive rates, optimizing for either precision, or recall
• Prepare the solution for future deployment, scaling, and maintenance
•  

Key Responsibilities:
Data Analysis & Preparation
- Conduct dataset audits, including class balance checks and sample quality reviews
- Identify low-frequency defect classes and outliers
- Design and implement augmentation strategies for rare defects and edge cases
Model Development & Evaluation
- Train deep-learning models on inspection images for defect detection
- Use modern computer vision / deep learning frameworks (e.g., PyTorch, TensorFlow)
- Evaluate models using confusion matrices, ROC curves, precision–recall curves, F1 scores and other relevant metrics
- Analyze false positives/false negatives and propose thresholds or model improvements
Reporting & Communication
- Prepare clear offline performance reports and model evaluation summaries
- Explain classifier decisions, limitations, and reliability in simple, non-technical language when needed
- Provide recommendations for scalable deployment in later phases (e.g., edge / on-prem inference, integration patterns)

Candidate Requirements:
Must-have:
- 1-2 years of hands-on experience with computer vision and deep learning (classification, detection, or segmentation)
- Strong proficiency in Python and at least one major DL framework (PyTorch or TensorFlow/Keras)
- Solid understanding of:

• Image preprocessing and augmentation techniques
• Classification metrics: accuracy, precision, recall, F1, confusion matrix, ROC, PR curves
• Handling imbalanced datasets and low-frequency classes

- Experience training and evaluating offline models on real production or near-production datasets
- Ability to structure and document experiments, compare baselines, and justify design decisions
- Strong analytical and problem-solving skills; attention to detail in data quality and labelling
- Good communication skills in English (written and spoken) to interact with internal and client stakeholders

Nice-to-have:
- Experience with industrial / manufacturing computer vision (AOI, quality inspection, defect detection, etc.)
- Familiarity with ML Ops/deployment concepts (ONNX, TensorRT, Docker, REST APIs, edge devices)
- Experience working with time-critical or high-throughput inspection systems
- Background in electronics, semiconductors, or similar domains is an advantage
- Experience preparing client-facing reports and presenting technical results to non-ML audiences

We offer:
- Free English classes with a native speaker and external courses compensation;
- PE support by professional accountants;
- 40 days of PTO;
- Medical insurance;
- Team-building events, conferences, meetups, and other activities;
- There are many other benefits you’ll find out at the interview.

Type: Part-time (Remote)

Company: HealthTech company 

Working hours: Must be available at least until 2:00 PM NYC time (Kyiv time 14:00–22:00)

Salary: Based on experience

About us:

RNK Health focuses on accessible, science-based OTC health products, supplements, and personalized nutritional recommendations in the US market.

We sell vitamins and health supplements to American customers через website (mobile apps are planned for future launch). Our mission is to make high-quality health products affordable and accessible to everyone.

We are currently looking for an experienced Head of Sales to lead and scale our sales department.

About the Role:

We are seeking a strong sales leader with at least 3 years of experience as Head of Sales who can build, manage, and optimize a high-performing sales team (primarily Colombian sales representatives).

This role requires a strategic mindset, operational excellence, and the ability to develop and execute a clear sales roadmap aligned with business growth goals.

You will be responsible for team management, recruitment, KPI control, sales strategy development, and performance optimization.

Responsibilities:

• Lead, manage, and scale the sales team (primarily Colombian team members)
• Hire, onboard, and train new sales representatives
• Develop and implement a clear sales roadmap and growth strategy
• Set, track, and optimize KPIs for the sales team
• Monitor daily, weekly, and monthly performance metrics
• Improve conversion rates and overall sales efficiency
• Build and optimize sales scripts and processes
• Collaborate closely with Marketing and Operations teams
• Analyze performance data and provide actionable insights
• Ensure high standards of communication and customer experience
• Forecast revenue and plan capacity scaling

Requirements:

• Minimum 3 years of experience as Head of Sales (mandatory)
• Proven experience managing international or remote sales teams
• Experience in the health, supplements, or OTC niche (strong advantage)
• Strong English skills (minimum B2 level, must be confident in speaking and writing)
• Experience managing Spanish-speaking teams (strong advantage)
• Strong analytical skills and KPI-driven mindset
• Experience building and executing sales strategies and roadmaps
• Experience hiring and scaling teams
• Strong leadership and decision-making skills
• Ability to work in a fast-paced, high-growth environment
• Comfortable working at least until 2:00 PM NYC time (14:00–22:00 Kyiv time)

Preferred Competencies:

• Multilingual (English / Ukrainian / Spanish preferred)
• Experience with CRM systems (Keap, ActiveCampaign, etc.)
• Strong reporting and forecasting skills

• Experience working with AI tools to optimize workflows and scripts

   

Interview Process:

• Interview with HR (30 mins)
• Interview with Head of Marketing & Operations Manager (1 hour)
• Interview with CEO (30 mins)

What We Offer

• Fully remote work with flexible hours — you manage your own time
• Competitive salary (commensurate with experience)
• Opportunity to build and scale a sales department in a fast-growing health company
• 5 paid sick days per year
• 20 paid vacation days per year (after probation)
• Opportunity to grow with a fast-scaling team and work on meaningful wellness-focused products

If you meet the requirements and are excited to build and scale a high-performing sales team in the US health market, we would love to receive your application. 

Let’s shape the future of digital wellness — together.

We are seeking a motivated Trainee UI/UX Designer to join our Media Practice and contribute to crafting modern, intuitive, and visually appealing digital experiences. In this role, you will collaborate closely with experienced designers and cross‑functional teams, gaining hands‑on exposure to the end‑to‑end design process. This opportunity is ideal for someone passionate about digital product design, eager to learn, and looking to grow within a dynamic, technology‑driven environment.

 Responsibilities

 Support the design team in creating intuitive and visually appealing user interfaces. 

Assist with wireframes, mockups, prototypes, and other design deliverables. 

Collaborate with developers, project managers, and other team members to bring ideas to life. 

Participate in design reviews, receive feedback, and apply it to improve your work. 

Learn and apply best practices in UI/UX design, accessibility, and user‑centered design. 

Take initiative in exploring new tools, techniques, and design trends. 

Requirements 

Portfolio with several interface‑focused works (educational, personal projects, and concepts welcome; website templates alone are not sufficient). 

Basic understanding of atomic design principles and design guidelines for modern digital platforms (web and/or mobile).

 Structured and analytical thinking, attention to detail, and perseverance. 

Strong interest in UI/UX design and clear motivation to grow professionally in this field. Familiarity with design tools such as Figma (preferred), Sketch, Adobe Creative Cloud, or similar. 

Basic understanding of design fundamentals: layout, typography, color theory, visual hierarchy. 

Ability to communicate ideas clearly, receive feedback constructively, and present your work.

 Good spoken English (for internal communication and learning materials). 

Creative mindset, curiosity, and openness to learning and new challenges.

TRENDFORMER is an innovative product company because we don’t just make toys. At TRENDFORMER we’re changing the face of play.

Our professional and creative team has developed and successfully launched unique products internationally under the brands PIXIO (https://pixio.site/), HEY CLAY (https://hey-clay.com/) and VOXART (https://vox.art/). Today, our products are sold in more than 50 countries worldwide. These products are designed to spark creative potential, take children on a fantastic journey of discovery and crafting, and inspire learning through play.

TRENDFORMER is looking for a motivated and results-driven Export Sales Manager with proficiency in Spanish to scale our international sales and partnerships.

Your responsibilities:

• Cultivate and grow commercial relationships with partners;
• Develop and nurture new clients (distributors and retailers) across assigned international markets;
• Present new products, build brand awareness and sales by maintaining strong partnerships with our key distribution partners;
• Own sales targets and contribute directly to the company’s long-term international growth strategy;
• Maintain regular communication with clients (calls, meetings, visits), prepare meeting reports, and collaborate with partners on joint marketing initiatives to maximize sales;
• Represent TRENDFORMER at international trade fairs, conferences, and exhibitions;
• Contribute customer feedback to project teams to help improve TRENDFORMER products.

Our ideal candidate:

• Has 3+ years of experience in B2B sales, preferably in export or international sales;
• Fluent in English and Spanish; additional languages are a plus;
  Experience in an international manufacturing company or a local company operating in foreign markets;
• Degree in a related field and/or relevant professional qualifications are a plus;
• Excellent communication and interpersonal skills, with the ability to adapt to different cultures and business environments;
• Willing to travel internationally;
• Strong organizational skills, able to prioritize tasks and work effectively in a multitasking environment.

We offer:

• The opportunity to directly influence international growth and build globally recognized products; 
• Flexible work format: remote or hybrid;
• A collaborative, ambitious, and growth-oriented team;
• Open-door culture and direct access to decision-makers;
• Competitive salary with performance-based growth potential.

Join TRENDFORMER and become part of a team creating products loved by kids all over the world!

We're looking for Senior RoR Developer for German customer who develops an app for e-commerce businesses. 

Full-time, long-term. Engagement model: staff augmentation.

Frontend: React, Typescript, Bootstrap, react-query, react-table, axios

Backend: Ruby on Rails, Postgresql, Swagger, Cube

Responsibilities

• Developing new user-facing features using React and Rails
• Developing a product that users love. Most of the assignments will require you to show strong teamwork with a sense of accountability.
• Consuming our REST API through our auto-generated OpenAPI client
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code

• Leverage AI in development, write PRDs and feed into AI

   

Qualifications:

• 8+ years of experience as RoR developer; 3+ years of experience with React
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• English B2/C1

We are looking for a Full-Stack Developer (PHP + HTML/CSS/JS) to join our remote team and work primarily on the development and maintenance of a custom PHP-based CMS.
 

At the same time, experience with WordPress and WooCommerce is important, as part of the workload will include supporting and extending existing WordPress projects alongside our custom platform.

The ideal candidate is comfortable switching between a custom PHP environment and WordPress-based solutions, depending on the project needs.

Location: Remote (Outsourced)

Necessary skills:

— Proficiency in WordPress and WooCommerce development - experience at least 3 years

— Strong skills in HTML/CSS, JavaScript, PHP - experience at least 3 years

— Experience with project management tools such as Jira.

— Effective communication in English for meetings and client interactions.

— Proficiency with version control using Git.

Will be a plus:

— Experience with any PHP frameworks

— Experience with other CMS

Responsibilities:

— Develop and maintain websites on the PHP-based CMS, WordPress, including WooCommerce.

— Create responsive web pages using HTML/CSS.

— Implement client-side functionality using JavaScript and server-side logic with PHP.

— Participate in projects managed through Jira.

— Collaborate remotely with the team and clients, conducting meetings and discussions in English.

— Troubleshoot technical issues and provide solutions for websites.

Application Process: We will review your resume and any additional materials within five business days. If your experience aligns with our needs, we’ll arrange a call to learn more about each other. If not, don’t worry — our journey together may just be beginning. We’d love to keep in touch as our team grows and more opportunities arise. Best of luck with your career pursuits!

We’re looking for a Chief Accountant / Head of Accounting to join an international fintech startup operating at the intersection of payments and crypto. This is a role for someone with a fast mind and genuine curiosity — a professional who enjoys going deep into operational flows, forming sound professional judgment, and translating complex business realities into robust accounting policies, controls, and audited financial statements.
First major mission
Lead the finance function through a consolidated financial statements audit across a group of regulated entities in multiple jurisdictions, and help us build a scalable, audit-ready accounting framework for growth.

What you will own (end-to-end)
Accounting & Financial Reporting

• Own the accounting function: GL accuracy, period close, and data integrity.
• Prepare statutory financial statements and supporting schedules; ensure high-quality disclosures.
• Lead and/or support IFRS-based reporting and group consolidation across entities and jurisdictions.
• Define accounting treatments for non-standard flows (fees, FX, partner settlements, crypto-related elements), ensuring consistency and defensibility.
   

Tax & Relations with Authorities

• Oversee tax compliance and filings (directly or via external providers), ensuring timely and accurate submissions.
• Manage interactions with tax authorities: inquiries, audits, responses, and documentation.
• Maintain a clear view of tax positions and risks, especially in a European context.
   

Audit & Internal Policies

• Own the external audit process end-to-end: planning, evidence packs, sampling, walkthroughs, and closing findings.
• Design, implement, and maintain internal finance policies and procedures (accounting policy, close calendar, control framework, authority matrix, documentation standards).
   

Team & Outsourcing Management

• Manage and develop the accounting function (in-house and/or hybrid).

• Lead relationships with outsourced accountants/providers across jurisdictions: scope, SLAs, quality control, and standardization.
   

  Data, Automation & AI

• Build and continuously improve reconciliations and controls; work confidently with large datasets.

• Drive automation of finance operations (close, reconciliations, reporting) and actively adopt AI tools to improve speed and quality.

  
  What we’re looking for
  Must-have

• Proven experience as a Chief Accountant / Head of Accounting (or a strong deputy ready to step up) in an international environment.
• Solid understanding of IFRS / international financial reporting principles.
• Hands-on experience with consolidation (multi-entity groups; ideally cross-border).
• Strong grasp of tax fundamentals, including practical exposure to European tax compliance concepts.
• Demonstrated experience with audits: evidence management, disclosures, resolving findings, and improving controls.
• Ability to understand operational processes deeply and anticipate how process changes impact financial outcomes.

Highly valued

• Exposure to fintech, payments, cards, or crypto — or the ability to ramp up quickly.
• Strong data mindset: advanced Excel/Sheets; comfort with BI tools; SQL is a plus.
• Track record of automation initiatives and interest in embedding AI into finance workflows.
  
  What you can expect
   
• A high-impact role shaping accounting standards and controls for a growing international group.
• Complex, non-routine accounting topics where your professional judgment matters.
• Strong collaboration with product/ops teams to make the numbers reflect reality — cleanly and defensibly.
• Fully remote setup with an international team and flexible working style.

We are looking for a Senior Lead Generation Specialist to drive high-quality leads for our sales pipeline. The ideal candidate will have deep expertise in B2B lead generation, particularly in the IT services and software development industry. You will be responsible for identifying potential clients, nurturing prospects, and working closely with the sales team to drive conversions.

Key Responsibilities:
 

• Develop and execute lead generation strategies to acquire high-quality B2B leads in the software development space.
• Identify and research target markets, ideal customer profiles, and key decision-makers.
• Use various lead generation techniques, including email outreach, LinkedIn prospecting and paid campaigns.
• Manage and optimize lead generation tools (e.g., LinkedIn Sales Navigator, Apollo.io, HubSpot, etc.).
• Build and maintain prospect databases, ensuring accurate and up-to-date records.
• Qualify leads through initial outreach and discovery calls, ensuring a seamless handoff to the sales team.
• Analyze lead generation performance metrics and continuously optimize strategies to improve conversion rates.
• Collaborate with the marketing team to align lead generation activities with broader campaign efforts.
• Stay up to date with industry trends, competitor strategies, and emerging lead generation techniques.

Requirements:
 

• 4+ years of experience in B2B lead generation, preferably in the IT services or software development industry.
• Proven track record of generating high-quality leads and meeting or exceeding KPIs.
• Strong knowledge of outbound sales techniques, prospecting tools, and CRM systems.
• Experience with LinkedIn outreach, email automation, and cold calling strategies.
• Excellent communication and interpersonal skills, with the ability to engage and persuade potential clients.
• Analytical mindset with experience in tracking and optimizing lead generation campaigns.
• Self-motivated, results-driven, and able to work independently as well as in a team.
• Familiarity with digital marketing strategies and their impact on lead generation is a plus.

Nice to Have:
 

• Experience in using AI-powered lead generation tools.
• Understanding of SEO, content marketing, and paid advertising.
• Prior experience working in a fast-paced startup or agency environment.

What we offer:

💸 Competitive compensation dependent on experience and skills

👭 A friendly team of like-minded individuals

🤒 Compensation for sick leave

🌴 21 working days of paid vacation, plus all Polish national holidays

🎉 Corporate events and activities

🩺 Private medical care (for residents in Poland)

🧩 Opportunities for learning and development

Why you should join us:

We have 2 steps in the recruitment process:

1 - Interview with the Recruitment Specialist

2 - Interview with СЕО

Please note that if your qualifications match the position, the response time may take 4-5 working days due to a high volume of candidates. Thank you for your understanding.

Somatic is a robotics company creating autonomous robots for commercial use. Our first product is a bathroom cleaning robot designed for large-scale facilities such as airports, hospitals, and office buildings.We are looking for an enthusiastic person who is passionate about new technologies and robotics to join our team as a Robot Operator.
 

Responsibilities:

• Monitoring and safely assisting robots remotely
• Collecting data and troubleshooting in a variety of real-world situations, providing detailed and accurate feedback to our engineers
• Identifying and reporting bugs with clear documentation
   

Must have:

• English B1-B2 or higher (both written and spoken)
• Google Docs / Services (confident user: docs, sheets, google play)
• Experienced PC user
   

Will be a plus:

• Higher technical education (ready to hire a student)
• QA/QC experience or finished QA courses
• Linux basic user knowledge
• Network basic knowledge
   

We offer:

• Comfortable working environment in modern office
• Access to internal tech communities where engineers share expertise and insights
• Robotics courses (AI included)
• Regular corporate events, team buildings, and social activities to keep the team spirit high.
• Competitive salary with regular performance-based reviews
• Working hours: 40h/week, full-time from office

About Digis
Digis is a European IT company with 200+ specialists delivering complex SaaS products, enterprise solutions, and AI-powered platforms worldwide.
We partner with clients from the US, UK, and EU, building long-term dedicated teams and offering transparency, stability, and continuous professional growth for our engineers.

About the Project
A hospitality-tech company, leading digital guest engagement. Their technology puts the power to order and pay back into the hands of the customer. They are currently processing hundreds of thousands of orders a week for leading hospitality brands in over 60+ countries.
Being a scaling company, they are not burdened by a complicated company structure, as such
there’s ample opportunity to progress and impress. Nothing is off-limits, if there’s something
that you wish to be involved in, within the business, it is welcomed. Their company’s philosophy is that the best ideas should prevail.

Requirements

• Experience: 5+ years as a Data Analyst
• SQL: 1+ year of hands-on experience
• BI tools: 1+ year (ideally Looker, but Power BI, Tableau, etc. are also acceptable)
• Salesforce: any experience
• English level: Upper-Intermediate+

What Makes This Role Special

• Global product used in 60+ countries
• Large volumes of real production data
• High visibility across the business
• Ownership of the analytics layer
• Direct impact on decision-making

• Opportunity to influence systems and processes

  
  We Offer

• Paid 20 vacation days per year
• Paid 5 sick leaves per year with no medical documents needed
• Сompensation for subject-matter trainings
• Worktools (PC, laptop, monitor) and workplace arrangement, if needed
• Assistance in choosing and compensation for English courses
• 100% horizontal in-company organization and communications
• Possibility to switch between projects and technologies within the company
• Accounting support
• Free corporate psychologist services

We are looking for a Game Portfolio Manager with a strong understanding of iGaming content, market trends, and player behavior. This role bridges product, analytics, and marketing – you’ll shape the strategy behind our game lineup, ensuring we offer the most engaging, high-performing titles across different markets and GEOs.

Vision of the role:
This is a highly autonomous position. We’re looking for someone who feels confident working with games and truly understands how they function under the hood — the mechanics, math models, player behavior, and what makes a title perform. You’ll collaborate closely with department leads and take full ownership of our entire game portfolio, from content selection to performance analysis. We need someone with a practical, hands-on understanding of how games work, evolve, and generate revenue.

Responsibilities:
- Analyze slot market trends, player behavior, and competitor games.
- Select and evaluate game concepts for portfolio integration or internal development.
- Define product requirements (mechanics, bonuses, visuals, UX) and oversee lifecycle.
- Build strategy to maximize game performance across GEOs.
- Collaborate with marketing and cross-functional teams to drive engagement and ROI.
- Track KPIs (engagement, retention, conversion, GGR) and generate reports for management.

Requirements:
- Experience in iGaming (Product, Game, or Marketing Manager roles).
- Deep understanding of gaming mechanics: slots, crash, instant, dice, live.
- Knowledge of key metrics: RTP, GGR, NGR, LTV, retention, conversion.
- Understanding of market trends across Europe, Latam, Asia, and Africa.
- Experience with analytical tools (Power BI, Excel, Tableau, etc.).
- Strategic mindset with commercial intuition – ROI and business impact awareness.
- Strong communication, coordination, and leadership skills.
- Flexible and adaptable in a fast-changing market.

We offer:
- Convenient work schedule (8/9/10/11 — 17/18/19/20);
- 21 working days of vacation;
- 10 working days of sick leave;
- Extra days off for birthday, wedding, etc and for public holidays;
- Payment for training;
- Financial and intangible gifts from the company;
- Free communication, the ability to influence processes and implement your ideas;
- Comfortable and easy management, no tyranny.

How We Hire:
We’re not here to make you jump through flaming hoops (unless that’s your hobby — in which case, we’ll cheer you on). Our goal is to see if we’re a good match for each other — and to make sure you enjoy the ride.

1. Pre-Screen Call — 30 min
A quick hello with one of our recruiters. We’ll talk about your background, your goals, and what you’re looking for. In return, we’ll tell you more about ABXplay, the role, the team, and answer any burning questions.

2. Hard Skills Interview — 45–60 min
You’ll meet your potential manager. We’ll dive into the real stuff — your future responsibilities, the challenges ahead, and the kind of work you’d actually be doing (no mystery here).

3. The Offer Stage

We are growing our AI/ML team and are looking for a Senior Machine Learning Engineer to take a leading role in building and scaling applied machine learning systems that power personalization and discovery features across our platform. A key initiative is a large-scale recommendation system based on a two-tower architecture, deployed on AWS and serving millions of users. This position is not limited to a single use case. You will also contribute to other machine learning and data science initiatives, helping define best practices and raising the overall ML maturity of the team.

What you’ll drive:

Technical Leadership & Ownership

• Take technical ownership of core components of recommendation and personalization systems (retrieval, ranking, evaluation).
• Design and evolve two-tower / embedding-based retrieval models and downstream rankers.
• Drive architectural and modeling decisions with a strong understanding of trade-offs between model quality, system complexity, latency, and cost.
• Define and promote best practices for ML system design, experimentation, evaluation, and deployment.
• Review ML designs, pipelines, and code with a focus on correctness, maintainability, and production readiness.
• Act as a technical point of reference for ML-related decisions within the team

Hands-on ML Development

• Develop, train, and improve ML models for retrieval and ranking use cases.
• Work with embedding-based deep learning models and classical ML approaches.
• Perform in-depth data analysis, feature exploration, and systematic error analysis.
• Build reproducible experiments and robust offline evaluation pipelines.
• Optimize models for both offline metrics and online business KPIs.
• Design and operate batch and real-time training and inference workflows in a cloud environment, with awareness of scalability and cost trade-offs.

Experimentation & Production

• Design, run, and analyze offline experiments and online A/B tests.
• Own ML components in production, with a strong focus on reliability, observability, and safe iteration.
• Monitor model performance and data quality in production.
• Collaborate on scalable training and serving infrastructure for ML systems.
• Participate in incident analysis related to ML systems and contribute to root-cause analysis and long-term fixes.
• Design ML systems with failure modes in mind, including fallbacks and graceful degradation.

Collaboration & Mentorship

• Work closely with Data Engineering on data pipelines and feature generation.
• Partner with Product and Analytics to translate business goals into clear ML objectives and success metrics.
• Act as a technical mentor for ML engineers, providing guidance on modeling, experimentation, and production ML.

• Provide constructive feedback through code reviews and design discussions, supporting the growth of the team.

   

What makes you a GR8 fit:

Must-have

• 5+ years of experience in Machine Learning / Applied Data Science.
• Strong Python skills and experience writing production-quality ML code.
• Solid foundation in core ML and data science tools: NumPy, Pandas, scikit-learn, etc.
• Hands-on experience with deep learning frameworks (PyTorch or TensorFlow).
• Practical experience with embedding models and similarity-based retrieval.
• Experience with tree-based models (LightGBM, XGBoost).
• Strong understanding of ML evaluation, experimentation, and applied statistics.
• Experience deploying, operating, and maintaining ML models in production environments.
• Proficiency with Git, Linux, Docker, and standard ML development workflows.

• Practical experience deploying ML systems in a cloud environment (AWS or equivalent).

   

Nice-to-have

• Direct experience with recommendation systems or search-related problems.
• Experience designing or operating two-tower / dual-encoder architectures.
• Familiarity with ANN methods and large-scale retrieval (e.g., FAISS or equivalents).
• Understanding of common ML production challenges (training–serving skew, data leakage, model drift).
• Experience collaborating on data pipelines and feature engineering at scale.
• Experience leading or mentoring other ML engineers.
• Experience with experiment automation and hyperparameter optimization (Optuna, Ray /Tune, Hyperopt, or cloud-native equivalents).
• Background in high-scale consumer products (content, gaming, media, marketplaces).

• Experience working with CI/CD pipelines for ML workflows (training, evaluation, deployment).

   

Tech Stack

• Languages: Python, SQL.
• Core ML / DS: NumPy, Pandas, scikit-learn.
• Deep Learning: PyTorch / TensorFlow.
• ML Models: LightGBM, XGBoost.
• Retrieval: Embeddings, ANN.
• Cloud & Data: AWS, SageMaker, S3, Glue.
• Dev & MLOps: Git, Docker, Linux.

We are looking for a Senior Data Engineer to join AltexSoft and strengthen our data engineering practice on a large-scale, high-impact project within the travel and hospitality domain. In this role, you will work hands-on with complex data ecosystems, taking responsibility for the stability, scalability, and performance of mission-critical data integrations.
You will play a key role in resolving non-trivial technical issues, improving existing pipelines, and evolving engineering processes to make data operations more resilient and proactive. The position offers a strong technical challenge and real influence on systems that process massive volumes of data used by analytics platforms and customer-facing products.
 

You Have

• 5+ years of experience in Python and proven experience working with large-scale datasets.
• Experience with PMS integrations/Hospitality domain
• Solid background in designing, building, and maintaining data processing pipelines.
• Experience with cloud platforms (GCP, AWS, or Azure).
• Hands-on skills with SQL and data storage/querying systems (e.g., BigQuery, BigTable, or similar).
• Knowledge of containerization and orchestration tools (Docker, Kubernetes).
• Ability to troubleshoot and debug complex technical issues in distributed systems.
• Strong communication skills in English, with the ability to explain technical details to both technical and non-technical stakeholders.
• Experience using AI coding assistants (e.g., Cursor, GitHub Copilot, or similar) in day-to-day development tasks.

• Experience with Google Cloud services such as Pub/Sub, Dataflow, and ML-driven data workflows.

   

Would be a plus

• Experience with airline, travel, or hospitality-related datasets.
• Exposure to observability and monitoring tools for large-scale data systems.
• Experience building AI-powered solutions or integrating AI pipelines/APIs into software projects.
• Experience with 2nd tier PMS market like Tesipro or Maestro.

• Or any property management systems APIs.

   

You Are Going To

• Maintain and enhance existing data integrations, ensuring the reliability, accuracy, and quality of incoming data.
• Lead the investigation and resolution of complex incidents by performing deep technical analysis and debugging.
• Communicate effectively with stakeholders (including customer-facing teams and external partners) by providing transparent and timely updates.
• Collaborate with partners to troubleshoot integration issues and ensure smooth data flow.
• Identify opportunities to improve processes, tooling, and documentation to scale and streamline data operations.
• Contribute to the design and delivery of new data engineering solutions supporting business-critical systems.

We offer

ABOUT THE ROLE

In Stellantis, we build production-grade software and AI enablers for Stellantis enterprise. The development focuses on delivering robust AI features that would mundane manual work. 

We are looking for an MLOps Engineer who will work with Production-grade AI Solutions (LLMs), the cloud infrastructure (python, AWS), and collaborate with a wide range of AI Engineers. You will work closely with AI Engineers to deliver AI solutions to a production/RnD environment and have the opportunity to work in many different AI domains. 

Key Responsibilities:

• Implement Engineering Pipeline and maintain AI-based solutions for the Stellantis Ukraine
• Implement ETL (Extract-Transform-Load) pipeline on AWS for production AI Usage
• Contribute to a production-grade AWS Infrastructure platform for AI Projects
• Collaborate with AI Engineers to product robust and scalable AI Solutions
• Participate in code reviews, refinements, and sprint plannings. 
• Be responsible for monitoring, alerting and visibility for AI Solutions

ABOUT YOU

Qualifications and Experience:

• At least three years of working experience in Python or Java development
• Experience with AWS (at least Cloud Practitioner certification would be a benefit)
• Experience with Terraform
• Experience working with AI Pipelines, in turns of infrastructure, monitoring, maintance
• Experience with Containerization (Docker)
• Experience setting up CI/CD pipelines for AI projects

Would be a plus:

• Knowledge and experience of robust AI Monitoring tools (Prometheus, Grafana, Comet Opik or others)
• Experience with GenAI (LLM)
• Experience with AI frameworks and tools (LangChain, LangGraph, RAG)
• Experience working with Serverless 
• Advanced experience with LLMOps / MLOPS: Model drift detection, Performance degradation, LLM-as-a-judge testing

WE OFFER:

• International and multicultural working environment.
• Supportive regional team and collaborative culture.
• Clear career ladder and opportunities for personal development.
• Opportunities to gain new skills and grow both vertically and horizontally.
• Foreign language skills development (access to corporate platforms and language classes).
• Development benefit with an annual learning budget.
• Balanced paid time off package, including sick leave, public holidays, and vacation days
• Additional seniority-based leave.
• Maternity and paternity leave.
• Bonuses for key life events (childbirth, wedding).
• Comprehensive health and life insurance coverage.
• Monthly sport and wellbeing support. Including team sport events.
• Corporate vehicle purchase discounts (preferential pricing on Stellantis vehicles).
• Access to various external partner benefits and discounts.