Jobs

Project start: As soon as possible / by mutual agreement
Duration: 6+ months (extension possible)
Workload: 100%
Location: Primarily remote, with 9 onsite days per year in Frankfurt am Main for planning sessions

Responsibilities
 

Data Analysis & Feature Engineering
- Perform complex ad-hoc data analyses to identify relevant factors influencing forecasting models
- Prepare, explore, and transform large datasets using Python (e.g., pandas, polars) and SQL
- Develop robust features to improve model accuracy and quality
 

Forecasting & Machine Learning Model Development
- Design, implement, and train statistical, machine learning, and time-series models
- Work with methods such as regression models and neural networks
- Select appropriate modeling approaches based on business requirements, data structure, interpretability, and scalability
 

Model Validation & Quality Measurement
- Define, calculate, and interpret key model evaluation metrics
- Conduct cross-validation, backtesting, and stability analyses to ensure reliable and generalizable forecasts
 

Model Comparison & Performance Monitoring
- Compare different modeling approaches using standardized evaluation frameworks
- Monitor model performance over time, including data drift and model drift detection
- Analyze deviations between forecasts and actual outcomes
 

Operationalization & Integration
- Support integration of forecasting models into production data pipelines on AWS
- Collaborate with Data Engineers and BI Developers to deliver model outputs for reporting, planning, and decision-making
 

Data Quality & Model Robustness
- Ensure high data quality through plausibility checks, outlier detection, and missing-data handling strategies
- Assess model sensitivity to data changes and assumptions
 

Documentation & Communication
- Maintain clear documentation of model assumptions, training processes, and validation results
- Communicate forecast quality, uncertainties, and limitations to business stakeholders and management
 

Continuous Improvement
- Continuously enhance existing models based on new data, stakeholder feedback, and changing business requirements
- Stay updated on best practices and new methods in forecasting and model evaluation
 

Governance, Security & Compliance
- Implement IT security policies, regulatory requirements, and internal programming standards
- Ensure data privacy, security, and compliance in all data processing activities

Required Qualifications
Mandatory Requirements
- 5+ years of practical experience in designing, implementing, and validating forecasting, machine learning, and time-series models in production environments
- 5+ years of hands-on Python experience, especially with pandas or polars for data analysis, feature engineering, and model development
- 2+ years of SQL experience for data querying and preparation
- 3+ years of experience in model validation and quality measurement, including evaluation metrics, cross-validation, and stability analysis

Nice-to-Have Qualifications
- Experience with forecasting, machine learning, or time-series models based on graph databases (minimum 2 projects)
- Experience integrating forecasting models into production AWS data pipelines (minimum 1 project)
- Experience analyzing and processing data from railway control and signaling systems (minimum 1 project)

Наш клієнт — міжнародна маркетингова компанія, яка стрімко масштабується та займає провідну позицію в індустрії iGaming, з особливою увагою до ринку Азії.

Від глибоких досліджень ринку та розробки стратегії до результативних діджитал-кампаній і сміливих креативів — команда охоплює повний цикл маркетингу, допомагаючи клієнтам випереджати конкурентів в одній із найдинамічніших галузей світу.

Ідеально для тих, хто прагне:

• Створювати ідеї для 360° маркетингових кампаній, забезпечуючи їх масштабованість та можливість адаптації в нестандартні активності через різні канали (BTL, PR, SoMe тощо);
• Перетворювати ідеї на сильні, чіткі та яскраві короткі меседжі: слогани, CTA тощо;
• Розробляти ідеї та сценарії для всіх типів відеоконтенту (TVC, Reels для SoMe, промо digital-відео, how-to відео тощо);
• Створювати сторіборди з таймкодами та AI-згенерованими візуалами для підтримки відеоконцепцій і брифінгу моушн-дизайнерів або режисерів;
• Розробляти неймінг, tone of voice та гайдлайни зі стилю комунікації для нових брендів і продуктів;
• Редагувати тексти інших копірайтерів, роблячи їх короткими, влучними та максимально чіткими;

• Тісно співпрацювати з дизайн-командою у створенні креативних концепцій для key visuals, брати участь у брейнштормах та брифінгах команди.

   

Досвід, який стане твоєю перевагою:

• 5+ років досвіду у релевантних ролях як individual contributor (creative copywriter, content creator);
• Сильне портфоліо з прикладами результативних проєктів;
• Глибоке розуміння повного циклу виробництва TVC — від розробки концепції та ідеації до продакшену та фінального контролю якості відео;
• Англійська мова на просунутому рівні;
• Здатність працювати з контентом іншими мовами, окрім англійської;
• Досвід роботи з таск-менеджмент системами (Jira, Asana тощо);
• Розуміння процесів проєктного менеджменту;

• Досвід роботи або глибоке розуміння індустрії betting/gambling.

   

Ми цінуємо:

• Сильний can-do attitude — ентузіазм, позитивну енергію та проактивність;
• Високу увагу до деталей і прагнення до бездоганного результату;

• Орієнтацію на результат та постійний пошук можливостей для покращення.

   

Наші клієнти пропонують конкурентні переваги для підтримки вашого професійного та особистого зростання, зокрема:

• Орієнтація на здоров’я та добробут;
• Медичне страхування;
• Можливості для кар’єрного зростання;
• Пакет бенефітів (відшкодування витрат на спортзал, стоматологічні та психологічні послуги тощо);
• Бонусну систему на основі OKR;

• Динамічне робоче середовище.

   

Долучайся — і нехай твоя історія зростання розпочнеться.

English version:

Our client, a fast-scaling international marketing company, is a major player in the iGaming industry, with a dedicated focus on expanding operations across Asia. From deep market research and business strategy to performance-driven digital campaigns and bold creatives, the team manages the entire marketing lifecycle to help clients stay ahead in one of the world’s most competitive industries.

Perfect for those who aim to:

• Create big ideas for 360° marketing campaigns and ensure their scalability and ability to be converted into non-standard activities across different channels (BTL, PR, SoMe, etc.); 
• Convert ideas into powerful, clear and catchy short-form core messages: slogans, CTAs, etc.; 
• Create ideas and scripts for all types of video content (TVC, Reels for SoMe, promo digital videos, how-to videos, etc.); 
• Develop storyboards with time codes and AI-generated visuals to support video concepts and brief motion designers or directors; 
• Create names, develop tone-of-voice and content style guides for new brands and products; 
• Fine-tune texts provided by other copywriters to make them short, catchy, and straight to the point; 
• Cooperate closely with the design team to develop creative concepts for key visuals, including team briefings and brainstorming sessions.

Experience you’ll need to bring:

• 5+ years of experience in relevant roles as an individual contributor (creative copywriter, content creator); 
• Strong, well-developed portfolio demonstrating impactful work; 
• Solid understanding of the full TVC production cycle — from concept development and ideation to production and final video quality control; 
• Advanced level of English proficiency; 
• Ability to review and process content in languages other than English; 
• Hands-on experience with task management tools (Jira, Asana, etc.); 
• Understanding of project management processes; 
• Background in or solid understanding of the betting/gambling industry.

It's a perfect match if you have those personal features:

• A strong can-do attitude, demonstrating enthusiasm, positive energy, and initiative; 
• High attention to detail and commitment to delivering polished, high-quality results; 
• Result-oriented mindset, always seeking improvement opportunities.

Our clients offer competitive benefits to support your professional and personal growth, including:

• Health & Wellness Focus;
• Global Medical Coverage;
• Growth Opportunities;
• Benefits Programs (compensation for the gym/stomatology/psychological service & etc.);
• Performance-Driven Rewards;
• Dynamic Work Environment.

Apply, and let your growth journey begin.

We are looking for a Lead Hardware & Systems Engineer to own the full hardware domain — from system architecture through to serial production and stable field operation. You will drive our prototype to a production-ready device, coordinate mechanical and electronics engineers, and set up small-series manufacturing with potential to scale.

Responsibilities

• Architecture & Design — system hardware architecture, component and enclosure selection, thermal management, sealing, rugged design decisions, and technical specifications
• Hands-on Development — hardware bring-up, testing, verification, reliability analysis, and fault investigation
• Industrial Readiness — prototype-to-DFM/DFA transition, production documentation, contractor management, and quality control

• System Integration — integration of hardware with electronics, sensors, and antenna systems; cable architecture; field power; uptime and health monitoring

   

Requirements

• Proven experience in hardware system development
• Track record of taking a product from prototype to serial production
• Strong system architecture skills and hands-on hardware development
• Familiarity with industrial-grade or mil-tech standards
• Understanding of mechanical design and CAD tools

Nice to Have

• Experience with rugged solutions for field or industrial environments
• Background in DefenseTech, aerospace, or adjacent domains
• Familiarity with RF components or antenna systems
• English — B1+ (technical documentation, occasional communication)

What We Offer

• Real impact — your decisions directly affect the reliability of air defence systems in the field
• Full ownership of the hardware domain from day one
• Deep-tech engineering challenges that don’t exist in the civilian sector
• Office in central Kyiv, 3 minutes from the metro
• Full-time, standard business hours; some tasks may require involvement outside the usual schedule (field testing, critical updates)

About ONU Health

From the heart of Berlin, Germany, ONU Health is building the world’s first AI-driven global health account — a secure and intelligent platform that helps people store, understand, and act on their health data.
We integrate medical documents, wearables, biomarkers, and preventive analytics into one simple and beautifully designed app that empowers users to take ownership of their health. 

Our MVP is live on the App Store, our advisory board includes top figures from Charité and N26, and the product already has a strong design foundation.

Current Setup

We’re looking for Co-founder - Senior Product Designer to navigate ONU Health and elevate the experience, evolve the product system, and scale the design language as we grow. The salary will be paid once the funding round is concluded - June/July.

We have 12 VCs interested in investing and first paying customers!

Your Role

As a founding product designer, you will be closely working with our tech team and CEO, navigating UX, branding, and research to:

• Lead the evolution of the product design system across iOS and web.
• Shape the next generation of the ONU Health experience — from onboarding to preventive insights.
• Translate complex health and data concepts into simple, human-centered design.
• Partner with founders and the AI team to bring intelligent UX flows to life (e.g. chat-based health assistant, prevention dashboards, and document flows).
• Contribute to user research, prototyping, and usability testing.
• Collaborate on UX writing, information architecture, and accessibility.

Your Responsibilities

• Define and evolve the ONU design system, ensuring scalability and coherence.
• Create user flows, wireframes, prototypes, and polished interfaces.
• Conduct or guide UX research sessions with real users and pilot testers.
• Collaborate cross-functionally with engineers to ensure pixel-perfect handoff.
• Continuously refine the product using analytics, feedback, and usability insights.
• Contribute to the overall product strategy and brand experience.

Your Profile

• 4+ years of experience in product design (UX/UI), preferably in startups or SaaS products.
• Strong command of Figma, prototyping tools, and component-based systems.
• Experience designing mobile-first applications (Flutter, iOS, or cross-platform).
• Deep understanding of user-centered design and accessibility principles.
• Solid grasp of information hierarchy, data visualization, and UX for AI-driven features.
• Portfolio showcasing end-to-end product design work — from research to polished UI.
• Interest in healthtech, AI, or digital well-being.
• Fluent in English

Are you a Senior Backend Engineer passionate about building scalable AI-driven systems? Join us at Sigma Software to work on a cutting-edge platform that transforms how large-scale engineering organizations manage and analyze complex technical data.
This is a remote position with flexible locations across Europe, Ukraine, and LATAM. You will be part of an innovative team leveraging AI, semantic graphs, and distributed processing to deliver impactful solutions.
At Sigma Software, we value expertise, creativity, and collaboration. Why join us? You will work with advanced technologies, contribute to mission-critical projects, and be part of a company recognized for excellence and innovation.

CUSTOMER
Our customer operates in the AdTech industry, delivering advanced technology solutions that optimize advertising performance and audience targeting. While the name is confidential, the organization is known for leveraging cutting-edge AI and data-driven strategies to enhance campaign effectiveness and deliver measurable business impact.

PROJECT
We are developing a next-generation AI-powered Knowledge Base and Gap Analysis platform for SysML-based engineering environments. The system enables large-scale engineering organizations to ingest, structure, analyze, and reason over complex MBSE artifacts and technical documentation. It supports both cloud and secure classified environments, improving traceability, identifying gaps, and enhancing decision-making in mission-critical projects.

Responsibilities

• Design and develop scalable AI-powered backend systems for SysML-based engineering environments
• Build and maintain distributed data ingestion and ETL pipelines for large-scale engineering artifacts and technical documentation
• Develop and optimize LLM-powered workflows for metadata extraction, semantic analysis, and entity resolution
• Implement AI agents and multi-agent orchestration workflows
• Design and improve RAG-based architectures and semantic retrieval pipelines
• Develop graph-based knowledge representation and traceability analysis solutions
• Work with graph databases, graph processing libraries, and semantic relationship modeling
• Build and optimize distributed data processing workflows using Apache Spark
• Collaborate with cross-functional engineering teams to integrate AI capabilities into platform services
• Design scalable and high-performance APIs and backend services
• Improve system reliability, scalability, observability, and performance across distributed environments
• Participate in architecture discussions and technical decision-making processes
• Contribute to cloud-native infrastructure and deployment workflows
• Support deployments in secure, air-gapped, or classified environments when required
• Create and maintain technical documentation and engineering best practices

Qualifications

• At least 5 years of commercial experience in software engineering, Data Engineering, or AI systems development
• Strong production experience with Go, Rust, or Scala
• Hands-on experience building distributed and scalable systems
• Practical experience with LLM-based applications and AI integrations
• Experience building AI agents and multi-agent systems
• Strong understanding of RAG architectures and semantic retrieval workflows
• Hands-on experience with graph technologies, graph libraries, or graph databases
• Experience with Apache Spark and distributed data processing
• Strong understanding of ETL pipelines and large-scale data ingestion workflows
• Experience with cloud-native infrastructure and distributed environments
• Practical experience with backend platform development and API integrations
• Good understanding of semantic search, entity resolution, and metadata extraction
• Experience working with highly scalable and high-performance systems
• Strong problem-solving and communication skills
• Upper-Intermediate level of English

WILL BE A PLUS

• Background in Data Engineering
• Experience with Knowledge Graphs and graph-based semantic modeling
• Familiarity with MBSE or SysML environments
• Experience supporting air-gapped or classified environments
• Experience with vector databases and embedding pipelines
• Experience with Kubernetes and cloud platforms such as AWS, GCP, or Azure

Additional information

PERSONAL PROFILE

• Analytical mindset with strong problem-solving skills
• Ability to work independently and in a distributed team
• Adaptability to secure and classified environments
• Strong communication and collaboration abilities
• Passion for AI-driven engineering solutions

We are looking for an experienced Project Manager to lead and coordinate projects based on the Terrasoft (Creatio) platform. 

Mandatory requirement: The role may involve occasional international business trips, so the candidate should be able to travel abroad when required. This means being currently based outside Ukraine or having no legal restrictions for international travel.

Responsibilities:

• Manage the full project lifecycle, from initiation to delivery, ensuring timely and high-quality execution.
• Work closely with clients and stakeholders to gather and analyze requirements.
• Plan and prioritize tasks, manage resources, and monitor project progress.
• Ensure effective communication between technical teams, business analysts, and customers.
• Identify and mitigate project risks, resolving issues proactively.
• Prepare project documentation and reports.
• Ensure that the project aligns with business objectives and client expectations.

Requirements:

• 5+ years of experience as a Project Manager in IT or software development.
• Knowledge of Agile, Scrum, or Waterfall methodologies.
• Strong communication and negotiation skills.
• Ability to manage multiple projects simultaneously.
• Upper-Intermediate or higher level of spoken English is required.

Would be a plus:

• Experience in CRM/ERP implementation projects.
• Experience in banking projects.
• Experience with Terrasoft / Creatio.

We offer:

• Competitive compensation.
• Equipment for work.
• Personal and professional growth.
• Full remote work, but if you wish you can come to our Kyiv office: Business Center Europe Plaza (near the metro).
• Corporate English courses online in ZOOM (fully paid by our company).
• Paid time off, vacation and sick days 100%.
• New year holidays.
• Opportunity to meaningfully influence the product/project growth and development.
• Interesting and challenging large-scale projects.
• Dynamic and professional team.

• Loyal and attentive management & supervision.

   

About Edenlab:

Team responsibilities are end-to-end project management, business/system analysis, process design, development of functional specification, lead of developers, functional/ regression/UAT testing, transfer of platform into production, IT support)

We love fintech and we specialize on it, but also run complex and meaningful projects in other fields (Medtech, e-Government)

We have huge experience of enterprise solution development, understand client’s requirements and pain, but are able to combine enterprise with cutting-edge technologies and start-up approach

We have unique experience in banking, startups and software development

Our team is our main asset and consist of highly skilled bright and smart people who want to do something valuable and meaningful that will create positive change to the business, men, world.

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

❗️Please note that this role is office-based for Poland, Warsaw.

❗️If you need to be relocated, we take care of the process.

We are looking for a skilled Senior Node.js Developer to join our team in our Warsaw office.

✅ Requirements:

✔️Strong knowledge of JavaScript and the ECMAScript 6 standards;

✔️5+ years of commercial experience with Node.js and Nest.js;

✔️5+ years of commercial experience in web development;

✔️Commercial experience of working with high-load SQL or NoSQL databases;

✔️Commercial experience of implementing the REST, GraphQL, and WebSockets;

✔️Understanding of the TDD principles and experience of writing tests;

✔️Understanding of microservice architecture principles;

✔️Experience of GIT version control system;

✔️Experience with RabbitMQ;

✔️Experience with Redis;

✔️Experience with databases MongoDB, MySQL;

✔️At least an Intermediate level of English.

✅ Will be a plus:

✔️2+ years of hands-on experience developing over CI/CD/Micro Services architecture/Containers;

✔️Experience with Kubernetes;

✔️Experience with Nats;

✔️Experience with TypeScript.

✅ Duties and opportunities:

✔️In-house platform development;

✔️3rd party API integrations;

✔️Actively participate in developing new features from scratch.

✅ We offer excellent benefits, including but not limited to:

🚀 Career growth opportunities in an international and dynamic environment;
📚 Opportunity to develop language skills with partial compensation for language courses;
🎁 Special gifts for birthdays, weddings, and newborns;
🏝️ 20 working days of paid annual vacation, plus paid sick leave;
🍲 Office snacks and refreshments;
🏋️‍♂️ Sports package to support a healthy lifestyle;
🩺 Comprehensive medical insurance for you and your partner;
📍 Comfortable office with great facilities in a prime location;
 🎉 Exciting corporate events, team-building activities, and international company parties.

Bold moves start here. Make yours. Apply today! 

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

We are looking for a Senior Frontend Developer (Angular) to join our Warsaw team. The role is on-site and requires working from the office.

✅ Requirements:

✔️A minimum of 5 years of commercial experience in web development;

✔️At least 3-4 years of commercial experience with Angular 2+ (we are using Angular 18+ and moving fast);

✔️Proficiency with Typescript;

✔️Familiarity with testing frameworks and test runner frameworks such as Jest;

✔️Experience consuming REST APIs;

✔️Clear understanding of SOLID/GRASP principles, client-side architecture, and design patterns;

✔️Awareness of cross-browser compatibility issues and client-side performance considerations;

✔️Exceptional learning skills, problem-solving, and ability to work independently;

✔️Solid understanding and extensive experience with tools like Git, npm, Webpack, Babel, and Linters;

✔️Intermediate level of English.

✅ Would be a plus:

✔️Experience in working with the Nx framework;

✔️Experience in working with TypeScript AST and writing code modifiers;

✔️Experience with GitLab CI;

✔️Experience in working with Docker, NGINX, and NodeJS;

✔️Strong product eye & understanding of typical web UX.

✅ Responsibilities:

✔️Develop a complex iGaming platform using Angular 18+ and Typescript;

✔️Write high-quality, scalable, testable, and high-performant code;

✔️Participate in software system testing and validation procedures, programming, and documentation;

✔️Potentially lead assigned projects, including assigning tasks, coordinating efforts, and monitoring performance;

✔️Provide technical advice and assist in solving programming problems;

✔️Perform code reviews and provide feedback to ensure code quality.

✅ We offer excellent benefits, including but not limited to:

🧑🏻‍💻Learning and development opportunities and interesting, challenging tasks;

📝Official employment in accordance with the laws of Poland and the EU, registration of family members;

✈️ Relocation package (tickets, staying in a hotel for 2 weeks);

📚 Opportunity to develop language skills and partial compensation for the cost of language classes;

🎁 Birthday celebration present;

🏝 Time for proper rest and 20 working days of Annual Vacation;

🍲 Office snacks and refreshments;

🏋️ Sports package to support a healthy lifestyle;

🩺 Comprehensive medical insurance for you and your partner;

📍 Comfortable office with great facilities in a prime location;

🎉 Exciting corporate events, team-building activities, and international company parties.

Bold moves start here. Make yours. Apply today! 

Senior NLP & Python Developer

Department: e-Health & AI
Reporting to: Head of AI & Data
Working hours: Full-time, 9:00 AM - 6:00 PM CET

Project Overview

We are looking for a Senior NLP & Python Developer to join a product team building a Clinical Trial Management System (CTMS) for research sites.

The platform helps clinical research organizations activate and manage studies efficiently while ensuring full regulatory compliance. A major component of the system is an AI-powered protocol intelligence engine that analyzes complex clinical trial protocols (100–400+ page medical documents) and converts them into structured workflows.

The AI system extracts and processes:

* Schedule of Assessments (SoA)
* Visit structures and timelines
* Inclusion / Exclusion criteria
* Investigational product requirements
* Regulatory and operational tasks

This is a technically demanding environment requiring:

* RAG pipeline architecture
* medical document parsing
* structured data modeling
* deterministic AI output design
* traceability and auditability
* validation-ready engineering practices aligned with regulated environments

Tech Stack

Backend / Infrastructure

* Python 3.x
* FastAPI
* SQLModel / SQLAlchemy
* PostgreSQL
* pgvector
* Docker / Docker Compose
* Celery
* Redis
* RabbitMQ

AI / NLP

* LangChain
* LangGraph
* RAG pipelines
* embeddings
* vector search
* LLM orchestration
* NER models
* VLMs
* document extraction pipelines

Engineering / Quality

* CI/CD
* structured logging
* observability / monitoring
* automated testing
* secure coding practices

Team Structure

Cross-functional product team including:

* Senior ML/Python Engineer
* ML Architect
* Frontend Engineer
* QA Engineer
* Business Analyst
* Project Manager

Responsibilities

AI / NLP Architecture

* Design and optimize RAG-based pipelines for medical protocol parsing
* Refactor LangChain workflows for scalability, modularity, and cost efficiency
* Implement dynamic model orchestration based on task complexity
* Improve explainability and traceability of AI outputs
* Build deterministic transformation layers from extracted AI output to executable workflows
* Optimize vector search performance
* Integrate external regulatory and medical knowledge sources
* Develop document/content classification pipelines

Backend & Data Architecture

* Design scalable PostgreSQL schemas
* Model complex clinical entities:
   * Studies
   * Visits
   * SoA
   * Eligibility criteria
   * Regulatory tasks
* Ensure audit trail capabilities
* Improve database performance and transactional consistency

System Hardening & Validation

* Implement monitoring and structured logging for AI pipelines
* Improve reproducibility and explainability
* Expand automated testing coverage
* Support validation readiness for regulated environments
* Enforce secure engineering practices

DevOps & Scalability

* Maintain Docker-based deployments
* Improve CI/CD workflows
* Support monitoring and error tracking
* Ensure scalability for multi-site / multi-study usage

Required Experience

Backend / Architecture

* 5+ years with Python
* Strong FastAPI experience
* Deep SQLAlchemy expertise
* Strong PostgreSQL knowledge (schema design, indexing, migrations, tuning)
* Experience with Docker-based deployments
* Experience with Celery / Redis / RabbitMQ
* Strong system architecture skills
* Experience with document extraction systems

NLP / AI

* Hands-on experience with LangChain
* Production RAG implementation experience
* Experience with vector databases (preferably pgvector)
* Knowledge of embeddings and model orchestration
* Prompt engineering experience
* Experience designing deterministic AI systems

Domain Experience

Experience in regulated industries is strongly preferred:

* healthcare
* life sciences
* fintech
* other compliance-heavy environments

Nice to Have

* GxP / validation-ready AI systems experience
* experience with pre-commit / Ruff / Poetry
* large-scale system re-architecture experience

Ideal Profile

Looking for someone who:

* thinks architecturally, not just feature-by-feature
* can balance AI innovation with production reliability
* is comfortable in early-stage product environments
* communicates well across engineering, product, and QA teams
* has real production AI/NLP ownership, not only experimentation or prototypes

Start date: beginning of June
Duration: 6 months
Working hours: 9 AM – 6 PM CET
Payment terms: 40 days
Location restrictions: No Russian or Belarusian nationals, including relocated individuals. Proof of nationality required (name, nationality, and document validity only: no sensitive data!)

EKTOS is a global electronics design house. We handle everything from initial specifications and R&D to testing for industries like Healthcare, Transport, and Agriculture. Join us to create unique devices that come to life right before your eyes!

 The Role

As a Senior Embedded Linux Developer, you will lead the architecture, development, and optimization of embedded Linux systems (Yocto/Buildroot). You’ll bridge the gap between hardware and software, mentor juniors, and ensure high-performance delivery for diverse platforms.

 Key Responsibilities

• Architecture & BSP: Define system architecture; develop and maintain BSPs for ARM/x86; configure bootloaders (U-Boot) and kernels.
• Development: Write kernel modules, drivers, and middleware; integrate peripherals (Ethernet, CAN, SPI, USB, etc.) using C/C++ and Python.
• Optimization: Improve power efficiency and memory usage; implement Secure Boot and OTA updates.
• CI/CD: Manage toolchains, cross-compilation, and automated pipelines (GitLab CI/Docker).
• Leadership: Provide technical guidance, code reviews, and support project proposals.

Qualifications

• Experience: 5+ years in embedded Linux development with a track record of production-ready systems.
• Tech Stack: Strong C/C++, Python, Bash.
• Tools: Expert knowledge of Yocto Project or Buildroot, Device Trees, and Linux kernel internals.
• Hardware: Experience with hardware bring-up and debugging tools (JTAG, oscilloscopes).
• Connectivity: Proficiency in networking protocols and IPC.
• English: Intermediate level or higher.
• Bonus points for: Experience with RTOS, Cybersecurity (TPM), or industrial protocols (MQTT, Modbus).

We offer:

• 24 working days of paid vacation;
• Paid sick leave;
• Competitive salary;
• Experienced colleagues who are ready to share knowledge;
• Regular salary reviews;
• Free English lessons (we have a wonderful English teacher);
• Friendly atmosphere, care for the comfort of specialists;
• Corporate events;
• Medical insurance

As a System Engineer — Capacitive Touch in our Lviv team, you’ll play a key role in revolutionizing Human Machine Interface (HMI) solutions. From designing advanced prototypes to collaborating with customers and showcasing innovative demos globally, you’ll be at the forefront of creating the next generation of sensor technologies.

Your Role

• Develop the advanced system concepts, Customer demos and Prototypes for the innovative HMI products using different sense techniques, like capacitive sensing, inductive sensing, light sensors, etc
• Develop the concepts and early prototypes of new sensor applications with a strong focus on the automotive market
• Meet our leading customers, show demos and collect/analyze feedback
• Visit our customers/leading exhibitions around the globe, like Embedded World, Electronics World Expo, The Battery Show, etc
• Participate in the new product definition/feature discussion

Your Profile

• A university degree in Computer science, Electronics, or equivalent
• 5+ years of experience in embedded/instrumentation systems
• Experience with the overall system-level designs like hardware, software, firmware, system architecture algorithms
• Deep knowledge in sensor mixed signal electronics like various types of the ADC, DAC, differential signaling, low-power, low-voltage circuits, etc.
• Fluency in C and strong knowledge the embedded firmware coding best practices
• Hands-on experience with lab debug equipment, such as oscilloscopes and logic analyzers, protocol analyzers
• Fluency in English (B2+)

Please send us your CV in English

As a Systems Engineer — Motor Control and Power Conversion in our Lviv team, you’ll create innovative demos and concepts for leading customers using advanced microcontrollers and power electronic components. From optimizing motor control algorithms to designing DC-DC conversion applications and collaborating on prototypes, you’ll drive innovation and performance improvements in cutting-edge technologies.

Your Role

• Develop, optimize and fine-tune motor (BLDC, PMSM) control algorithms for sensor and sensor-less configurations
• Design motor control and DC-DC conversion power electronics
• Develop, optimize and fine-tune DC-DC conversion applications like battery chargers, various switching power sources
• Work with PCB layout designers to ensure schematic, component placement and routing accuracy accordingly to the power circuit design best practices.
• Coordinate prototype preparation, engineering validation and design testing
• Contribute to innovative ideas for motor control performance improvement, system integration improvement, components and module re-use for the different features and overall cost reduction

Your Profile

• A university degree in Electrical Engineering, Electric Drive, Electric Mobility, Control Systems or equivalent
• 5+ years of experience in the field, past work in developing microcontroller/DSP based systems for motor control application is preferred
• Familiarity with modern DC-DC conversion topologies
• Hands-on experience with lab debug equipment, such as oscilloscopes and logic analyzers, protocol analyzers
• Schematic entry in CAD (Cadence Allegro, Altium, KiCad) would be plus
• Proficiency in C (need to develop/modify/debug code for microcontroller) and relevant development tools for microcontrollers /DSP (e.g. Keil, IAR, Code Composer Studio)
• Proficiency in English (B2 minimum)

Please send us your CV in English

Job Summary
 

As a Senior Front-end Engineer, you will contribute to the front-end development of our new cutting-edge Gambling and Casino Platform, transforming our design vision into a high-performance, responsive, and engaging user interface. You will ensure that our platform delivers a seamless and consistent experience across web and mobile devices, catering to players worldwide.

Your mission is to develop a best-in-class front-end that looks clean, modern, futuristic, and performs flawlessly. It will have optimised user flows and responsive interactions that keep users focused on their gambling activities. You and the team will be responsible for launching a product that sets new standards in the gambling industry.
 

Our Technology Stack

Svelte, SvelteKit, XState, PixiJS, Spine, TypeScript, SCSS/Tailwind CSS, Vite, Turborepo, WebSockets, Storybook, Figma, Feature-Sliced Architecture
 

Required Qualifications (Must-Have)

• 7+ years of professional front-end development experience, with a portfolio demonstrating complex web applications.
• Experience with React, MobX, and Next.js for commercial projects.
• Background in gaming, betting, or other real-time interactive industries.
• Expertise in Svelte/SvelteKit (including Svelte5) for building complex interactive web interfaces for desktop and mobile devices.
• Proficiency in TypeScript, XState for state management, and modern CSS frameworks (SCSS or Tailwind CSS).
• Hands-on experience with Vite, monorepo tooling (e.g., Turborepo), and WebSocket integration.
• Strong experience with SSR and SPA architectures, understanding of reactive programming, and state management.
• Strong understanding of software architecture and front-end design patterns (e.g., Feature-Sliced Design, Micro Frontends, modular patterns) and the ability to apply them for writing clean, scalable code.
• Ability to profile frontend applications and minimize performance metrics (TTFB, FCP, and TTI).
• Proven ability to optimize graphics and animations for high performance.
• Knowledge and experience with JavaScript testing tools/frameworks (Jest, Cypress).
• Fluency in Ukrainian/Russian and proficiency in English for technical collaboration in a remote/global team setting.
• Ability to work within the CET/EET time zone.
   

Your Advantage (Nice-to-Have)

• Experience with Skin/NFT Gambling or Online Casinos.
• Experience in developing online casino mini-games (originals) from scratch.
• Experience with PixiJS for building graphics-rich animation-driven browser-based games.
• Experience with Spine skeletal animation or similar tools.
• Experience in team management, including leadership, organizational skills, and effective task delegation.
• Previous experience working in start-up environments with rapid iteration cycles.
   

Key Responsibilities

• Develop high-performance, visually rich iGaming interfaces using Svelte5, SvelteKit, and PixiJS with Spine animations.
• Architect scalable front-end solutions using Feature-Sliced Design principles and modular state management with XState.
• Optimize real-time gameplay experiences, leveraging WebSockets for seamless multiplayer interactions.
• Collaborate with designers to translate Figma prototypes into responsive, pixel-perfect UIs using SCSS/Tailwind CSS.
• Maintain and enhance build pipelines (Vite, Turborepo) to ensure efficient development and deployment workflows.
• Document and isolate UI components using Storybook for cross-team reusability and testing.
• Mentor engineers through code reviews and technical guidance on advanced front-end patterns.
• Troubleshoot complex performance bottlenecks in graphics-heavy applications (e.g., canvas rendering with PixiJS).
• Ensure code quality via TypeScript best practices and automated testing strategies.

Recruitment Process

1. Application Review
   If you have not received a response from the recruiter, your experience is irrelevant to this vacancy.
2. Interview Stages:
   1. Prescreen Call with Recruiter - 30 min.
   2. Technical Interview with Software Architect and CPO - 1.5 hr.
3. Job Offer
4. Referrals: Employment and Background Check
    

We Offer

• Competitive compensation package (depends on your experience and skills).
• Fully remote work with flexible hours (within the CET/EET time zone) from any location of your choice.
• 29 business days of vacation and paid sick leave.
• Corporate equipment (laptops, monitors, etc.).
• Professional courses/certifications (200 EUR per year).
• Operating in a start-up environment with cutting-edge technologies and unlimited investments in software upgrades, free from legacy systems or outdated solutions.
• Values-driven culture with a friendly and supportive work environment.
• Matrix organizational structure designed to streamline communication, remove barriers, and promote efficiency.

About the Project

You will join an international product development team working on modern web-based solutions for industrial automation and robotic systems for one of our biggest customers.

The project focuses on developing a next-generation frontend application for robotic and autonomous vehicles. The solution is based on a modern Angular architecture and communicates with containerized backend services through REST APIs and WebSocket streaming of binary data.

The backend layer consists of low-level C++ software proxied by Nginx and deployed in Docker containers, maintained by a separate backend team. Your primary responsibility will be building a robust, intuitive, and user-friendly frontend application that provides real-time feedback and control capabilities for end users operating robotic systems.

The team is multinational and works in an Agile/SCRUM environment, where strong technical communication skills in English are essential for daily collaboration.

Key Responsibilities

• Design, develop, and maintain modern frontend applications using Angular
• Implement responsive and user-friendly UI solutions for robotic and autonomous vehicle systems
• Integrate frontend applications with containerized backend services via:
  • REST APIs
  • WebSocket streaming
• Collaborate closely with developers, designers, and product stakeholders in an Agile/SCRUM environment
• Participate in feature discussions, implementation, testing, and continuous improvements
• Ensure high code quality, maintainability, and performance of the application
• Contribute to frontend architecture and best practices

Mandatory Requirements

• Strong experience developing long-running web applications in industrial or enterprise environments
• Advanced expertise in Angular
• Strong proficiency in:
  • TypeScript
  • HTML
  • CSS
• Experience with networking and communication in distributed systems
• Familiarity with containerized and microservice-based environments such as:
  • Docker
  • Snap
• Experience integrating frontend applications with:
  • REST APIs
  • WebSocket-based communication
• Fluent English (written and spoken)

Nice-to-Have Skills

• Experience in the field of mobile robotics or autonomous systems
• Understanding of UX methodologies and user-centered design principles
• Familiarity with industrial automation systems
• Basic understanding of low-level backend architectures (C++ systems, Nginx proxying)

RedCore is an international business group that creates technological solutions for digital markets. 

Our products and services cover fintech, marketing, e-commerce, customer service, communications, and regulatory technologies.

Powering Growth from the Core — this is the key mission laid under RedCore’s strong foundation. This is how we consistently stay ahead: by evolving and creating scalable solutions, while remaining committed to open and transparent communication with our partners.

We are looking for a Head of Media Buying!

Requirements:

• 5-plus-year of successful proven experience with Facebook/Google/ In-app in the iGaming (Gambling&Betting);
• Successful proven experience Head of media buying 3 year plus;
• Managing more than 25 + person at team;
• Ability to effectively manage large advertising Budgets (from $1,000,000 per month)
• Availability of successful cases in the gambling niche in the CIS/Latam markets
• Deep understanding of basic metrics of the Conversion Rate and Unity Economy (ROI, NGR, GGR, LTV, CTR, CPC, CPM, CPA, CPL, etc.);
• Experience in working with Antidetect Browser and Tracking Systems;
• A high-level understanding of how the major advertising Facebook / Google / In-app platforms (placements, auto-rules, launch methods);
• Ability to moderate creatives and links on the previously mentioned platforms;
• Ability to work independently with cloaking and filtration systems (Adspect, Palladium, Im Klo, HideClick, Keitaro, Android/IOS apps, PWA apps, etc.);
• Ability to collect test results (advertising), draw conclusions and suggestions for further actions;
• High skills to analyze and optimize advertising campaigns to achieve specified KPIs.
• Experience in А/B testing;
• Planning budget and control;
• Experience with a lot of traffic, ability to work with a large array of information;
• English – B1 and above.

Will be plus

• Experience in other Traffic Sources (TikTok, ASO/ ASA, Networks, Influence, etc.);
• Experience in BI/Analytics services (Tableau/Google Data Studio/Power BI, etc.).

Responsibilities:

• Management and build team;
• Individual purchase of traffic at the initial stages, further training of your buyers;
• Regularly building Marketing Hypotheses and conducting A/B tests to generate new profitable approaches to traffic generation;
• Setting the Terms of Reference for the necessary promotional materials;
• Competent budget management;
• Together with the team, the formation of media strategies, calculation of the KPI funnel;
• Monitoring the implementation of own traffic KPIs and finding ways to continuously improve them;
• Regular reporting on performance and profit;
• Market and Competitor Analysis;
• Planning and calculation of Traffic Streams.

Our benefits to you:
- Modern corporate equipment based on macOS or Windows and additional equipment are provided.
- Paid vacations, sick leave, personal events days, days off.
- Referral program — enjoy cooperation with your colleagues and get the bonus.
- Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences.
- Rewards program for mentoring and coaching colleagues.
- Free internal English courses.
- In-house Travel Service.
- Multiple internal activities.
- Other benefits could be added based on your location.