Jobs

The position is open with a large product iGaming company that has created 100 cutting edge products, operating in 20 different markets, employing 1,300 people.

We're looking for an experienced Team Lead Developer with strong technical expertise in Node.js & React and a solid background in leadership, to join our growing fintech development team in  Lisbon, Portugal. You will lead a cross-functional team working on a payment integration platform, contributing directly to architecture, delivery, and team growth.

👉 Who are we looking for?

We're looking for an experienced Team Lead Developer with strong technical expertise in Node.js & React and a solid background in leadership, to join our growing fintech development team in Limassol, Cyprus. You will lead a cross-functional team working on a payment integration platform, contributing directly to architecture, delivery, and team growth.
 

👉 Requirements:

✔️ At least 8+ years of professional experience in the IT field.

✔️ 3+ years of experience in leadership positions.

✔️ 3+ years of commercial experience with Node.js & React.

✔️ 5+ years of commercial experience in web development.

✔️ Knowledge of JavaScript and the ECMAScript 6 standards.

✔️ Commercial experience in implementing REST and WebSockets.

✔️ Experience with Git version control system.

✔️ Experience with commercial databases, MySQL.

✔️ Experience with RabbitMQ.

✔️ Experience with Redis.

✔️Advanced level of English.

✔️ Excellent technical, diagnostic, and troubleshooting skills.

✔️ Strong leadership and organizational abilities
 

👉 Responsibilities:

✔️ Being transparent with the team about challenges, failures, and successes.

✔️ Hiring and training technical personnel.

✔️ Determining project requirements and developing work schedules for the team.

✔️ Delegating tasks and achieving daily, weekly, and monthly goals.

✔️ Liaising with team members and management to ensure projects are completed to standard.

✔️ Motivating staff and creating a space where they can ask questions and voice their concerns.

✔️ Delegating work and assignments to team members.

✔️ Collaborating with their team to identify and fix technical problems.

✔️ Lead the development of our in-house fintech platform with a focus on performance, scalability, and security.

✔️ Build and manage complex payment API integrations with banks, PSPs, and third-party services.

✔️ Contribute to full-stack development, ensuring consistency and stability across the product.

✔️ Actively participate in developing new features from concept to production.

✔️ Collaborate with product managers, designers, and stakeholders in agile workflows to ensure technical feasibility and business alignment.

✔️ Support the evolution of the architecture towards modern patterns (microservices, messaging systems, and scalable infrastructure).
 

👉 The company offers:

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

✈️ 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 24 working days of Annual Vacation.

The product company is looking for a Graphic Designer in Warsaw.

About the company: 

A successful market-leading live-streaming platform with 450+ million registered users, operating in an industry projected to reach $240 billion in the next few years.

This B2C platform, built on high-quality global video technology, enables millions of talented people around the world to create live content, engage with their audiences, and monetize their talents.

Founded in 2018, the company is powered by 350+ employees globally and operates in a culture of growth, learning, and success.

What they offer:

• Stock options grant,
• Medical insurance for you and 75% off for your relatives,
• Budget for lunch, Parking, Multisport card,

• Cheerful team spirit and fun office atmosphere.

   

Responsibilities:

• Create on-brand illustrations, in-app gifts, miniatures, icons, banners, and other visual assets.
• Manage the full asset creation process, from concept to final delivery, ensuring high quality.
• Work closely with the Head of Design, product managers, and design peers to gather requirements and bring them to life.
• Ensure quick turnaround during early-stage ideation.

• Improve visual design to keep the interface clean, consistent, and engaging across platforms.

   

Requirements: 

• Knowledge of Adobe Creative Suite, 
• Experience with Figma and Blender (or Cinema 4D), 
• Spoken English. 

• Experience working in B2C product design teams is a plus.

   

  Look forward to your application :)

  
   

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.

About the role: 
We're seeking a skilled C/C++ Embedded Engineer to take ownership of critical software components in client’s camera-based security devices. This role involves maintaining existing products through comprehensive debugging and bug fixing, as well as developing innovative new features.

Responsibilities:
- Design, develop, and maintain high-quality embedded software in C/C++ for camera-based security devices.
- Debug and resolve complex software, hardware, and network connectivity issues across the entire software stack.
- Develop new features and improve existing codebases for the product line.
- Optimize software performance for resource-constrained embedded environments.
- Conduct code reviews and provide technical mentorship to team members.
- Participate in architecture discussions and technical decision-making processes.
- Collaborate with QA teams to develop comprehensive testing strategies.
- Document software designs, APIs, libraries, and troubleshooting procedures.

Requirements:
- At least 5+ years of commercial experience in embedded development, with expertise in C/C++ (C++17 standard) and deep knowledge of RTOS and microcontroller architectures (ARM, RISC-V).
- Proficiency in the full SDLC, including professional engineering practices like Git, CMake, code reviews, and continuous integration.
- Solid understanding of network programming and experience with multithreading on multicore microcontrollers.
- Expertise in communication interfaces (I2C, SPI, UART, and Wi-Fi) and experience writing device drivers and libraries.
- Ability to work independently and take ownership of complex projects.
- Excellent communication skills for technical discussions and documentation, with a collaborative mindset for cross-functional team environments.
- At least an Intermediate level in both written and spoken English (B1).

Nice to have:
- Understanding of security protocols and encryption methods
- Experience with Python for scripting and automation
- Experience using AI-powered tools to enhance productivity and code quality

The company offers:
- The environment of equal opportunities, transparent and value-based corporate culture, and an individual approach to each team member
- Competitive compensation and perks. Annual performance review
- Gig-contract
- 21 paid vacation days per year, paid public holidays according to Ukrainian legislation
- Development opportunities like corporate courses, knowledge hubs, and free English classes, as well as educational leaves
- Medical insurance is provided from day one. Sick leaves and medical leaves are available
- Remote working mode is available within Ukraine only
- Free meals, fruits, and snacks when working in the office.

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.

About the client and role:
We are looking for an experienced Electronic Engineer to join a team and help develop and support innovative products and systems. In this role, you will work with a variety of teams that are involved in engineering, product development, implementation, and contract manufacturing. The ideal candidate is a specialist in low/medium power electronics (power supplies, converters, etc.) and analog circuit design.

Responsibilities:
- Development of battery powered devices, power models and highly efficient power supply systems
- Development of high-precision measurement systems
- Review and analyze digital and analog schematics, layouts, timings, signal integrity and consumption, carry out measurements and analyze results
- Research solutions to complex technical problems under specific constraints, recommend viable and cost-effective approaches
- Validate and troubleshoot devices through development and prepare related reports
- Work closely with other engineering groups (i.e. RF / Mechanical / Firmware engineering)
- Write required documentation

Requirements:
- BS degree or higher in Electronics or related field
- Proven experience in the field of electronic device development
- Deep knowledge of analog circuitry, experience in developing high-efficiency low-power power supplies
- Deep knowledge of the principles of building high-precision voltage measurement systems
- Deep understanding of electrical engineering standards and specifications
- Experience working with power harvesting, low power electronics, and battery powered electronics
- Design and troubleshooting skills for power electronics
- Good written and spoken English

Nice to have:
- Experience in developing microcontrollers based embedded systems, C (C++) programming
- Experience in developing projects using CAD Altium Designer

The company offers:
- The environment of equal opportunities, transparent and value-based corporate culture and an individual approach to each team member
- Competitive compensation and perks. Annual performance review
- Gig-contract
- 21 paid vacation days per year, paid public holidays according to the Ukrainian legislation
- Development opportunities like corporate courses, knowledge hubs, and free English classes, as well as educational leaves
- Medical insurance is provided from day one. Sick leaves and medical leaves are available
- Remote working mode is available within Ukraine only
- Free meals, fruits, and snacks when working in the office.

Who we are

OWOX is a B2B SaaS platform delivering the last mile of self-service analytics.

Data analysts and business stakeholders spend 1.2 billion hours every year on reporting, yet stakeholders still complain they can’t get data they trust. Analysts are stuck in service-desk mode, endlessly adjusting reports instead of driving insights.

OWOX changes this. Our patented technology reduces the cost per reporting request by 20x and increases reporting velocity by 50x, enabling stakeholders to get instant, trusted answers on top of spreadsheet-ready data.

In 2025, OWOX served 3+ million reporting requests for 2,100+ users. Today, we work with 50+ paying customers, driving 105% YoY Net Dollar Retention.

Why this role exists

We are looking for a Head of Customer Success to own customer growth, retention, and value realization at OWOX.

This is a revenue-critical leadership role, reporting directly to the CRO. Your mission is to ensure that customers:

• consistently realize business value from OWOX;
• expand their usage and contracts over time;
• see OWOX as a strategic analytics partner, not just a tool.

You will lead a team of Customer Success Managers and Data Analysts, helping customers both develop their analytics capabilities with OWOX and solve analytical problems under turnkey delivery models.

Your mission

Your success will be measured by three outcomes:

1. Net Dollar Retention (NDR) in USD > 100%.
2. Regular, value-driven engagement with Economic Buyers on key accounts.
3. Growth of Monthly Active Data Marts as OWOX’s North Star product metric across the customers.

What you will do

• Own Net Dollar Retention (NDR > 100%) by driving customer retention, expansion, and renewals.
• Build and maintain direct, regular relationships with Economic Buyers, aligning OWOX with their business goals and success metrics.
• Drive product adoption and growth of Monthly Active Data Marts (North Star metric) through activation of new use cases and features.
• Embed OWOX into customers’ decision-making by translating analytics capabilities into clear business value and measurable outcomes.
• Lead and scale the Customer Success team (CS Managers + Data Analysts), setting engagement models, playbooks, and success standards.

What success looks like in 6 months

• Net Dollar Retention is stable and predictable, with clear visibility into renewal and expansion drivers across the customer base.
• Economic Buyers are identified and regularly engaged on all key accounts, with conversations focused on business outcomes and value realization.
• Customer Success operates with clear segmentation, engagement cadence, and success plans, consistently applied across the team.
• Customers actively adopt new OWOX use cases, driving month-over-month growth of Monthly Active Data Marts.
• The CS team provides structured, actionable feedback to the Product team, grounded in real customer and Economic Buyer needs.

Skills & experience

Required:

• Fluent English (C1 or higher).
• Advanced Google Sheets / Excel skills.
• Experience working directly with Economic Buyers (C-level, Heads of Growth, Marketing, Revenue).
• Strong understanding of analytics use cases for eCommerce, marketing, and product teams.
• Proven experience in customer retention, expansion, and value realization.

Highly appreciated:

• SQL experience.
• Google Cloud Platform / BigQuery experience.
• Looker Studio experience.
• Stripe billing and subscription management experience.
• Background in data analytics, consulting, or analytics-driven SaaS.

What your success looks like

Every big journey needs a measurable plan.

1. Application review within 2 business days.
2. Interview with Recruiter — intro to Company, soft skills & culture fit check.
3. Interview with CRO — focus on customer growth, revenue ownership, and Economic Buyer engagement.
4. Interview with CEO — culture fit and strategic thinking.
5. Final decision and offer within 3-5 business days.

‍

At OWOX, you will discover a great environment for professional growth, a supportive atmosphere, and the opportunity to collaborate with experts in their field. Additionally, you will enhance the value of your work by leveraging the power of data analytics.

About us:
 

BetterMe — a global wellness ecosystem empowering millions to become better — physically, mentally, and emotionally. We build what makes people better and keep challenging ourselves to inspire others.

Your impact:

• Drive product growth by optimizing key metrics across acquisition and activation flows;
• Conduct competitive research, analyze user feedback, and leverage funnel analytics to uncover insights;
• Identify growth opportunities and develop data-driven hypotheses for optimization experiments;
• Collaborate closely with marketing, design, analytics, and engineering teams to achieve impactful business results.
   

About you:

• 3+ years of experience in a growth-focused role (e.g., Growth Product Manager, Product Manager);
• Proficient in growth metrics, A/B testing, and data analytics;
• Strong understanding of design principles and copywriting strategies;
• Exceptional verbal and written communication skills;
• Proven experience working with cross-functional team;.
• Upper-intermediate or higher proficiency in English.
   

Will be a plus:

• Experience working in B2C or subscription-based product;
• Hands-on experience conducting user interviews;
• Advanced knowledge of digital advertising principles.
   

What you get at BetterMe: 

A mission that inspires. Every line of code, every design, every idea helps millions of people become healthier and more confident.
Trust without micromanagement. You manage your time and make decisions independently. We value outcomes, not online hours.
Growth opportunities. 90% of our leads have grown within the company. There’s space for initiative, new responsibilities, and real career upgrades.
Flexible work format. Choose what works best for you — office, remote, or hybrid.
Wellness in practice. Offline: workouts with professional trainers in our corporate gym, massage, corporate lunches, sports, and team activities — everything you need to recharge and reset together. Online: regular online workouts, partner discounts, and free access to our products.
Health insurance & corporate doctor.
Open communication. Transparency across teams, honest feedback, and support for initiatives are part of our everyday culture. 
Support for sports events. We cover entry fees and encourage the team to compete and participate together.  
Modern equipment.We provide new hardware and everything you need for productive work.
Legal & finance support. Experienced lawyers and financial specialists are always there to help — from documents to personal consultations.

Find more about us on social media platforms: Instagram, LinkedIn.

A product tech company is looking for a VP of Infra and Quality.

The company operates a large-scale international B2C digital platform in the live content and streaming domain. The mobile product connects creators with their audiences worldwide and enables talent monetization.

The company is well-established on the global market and backed by an international team distributed across multiple locations.

Responsibilities:

Infrastructure, SRE & Change Safety

- Zero-Downtime Execution: Enforce technical and procedural standards to ensure high availability during global maintenance, database migrations, and regional failovers.

- Infrastructure CI/CD & GitOps: Own the migration from manual operations to a centralized automated pipeline where every infrastructure change is linted, scanned, and dry-run before deployment.

- Policy-as-Code Guardrails: Implement automated system controls to prevent high-risk configurations (e.g., unauthorized security changes) before they reach production.

 -FinOps & Cloud Strategy: Manage the global multi-cloud budget (GCP/AWS/Azure), driving architectural efficiency to optimize unit cost without compromising performance.GCP/AWS/Azure), driv

Quality Engineering:

- Quality Department Oversight: Lead the Director of Quality to ensure standard QA and SDET practices are integrated across all engineering domains.

- Automated Quality Gates: Drive the development of test frameworks that act as “Go/No-Go” filters for all application releases.

- Resiliency Validation: Oversee the implementation of Chaos Engineering practices and “Game Days” to verify infrastructure self-healing capabilities.

- Release Governance: Define the stability benchmarks required for every production deployment, balancing product velocity with system integrity.

Requirements:

- Infrastructure-First Leadership: Strong experience in Infrastructure, SRE, or Systems Architecture, with a proven track record of scaling global products from startup stage to maturity.

- Executive Experience: Director or VP-level leadership experience managing multidisciplinary teams (SRE, DevOps, and QA/SDET).

- Zero-Downtime Philosophy: Proven expertise in implementing Active-Active architectures and automated failover systems at scale.

- High-Load Mastery: Strong technical background in real-time, high-traffic B2C environments (e.g., streaming, gaming, or ad-tech).

- Economic Discipline: Expert-level experience in Cloud Economics (FinOps) and vendor negotiations.

- Fluent English: Excellent communication skills with the ability to align and influence a global engineering organization.

What they offer:

- Stock options grant (company headquartered in Silicon Valley)

- Medical insurance and 75% coverage for family members

- Free lunches

 -Parking

- Multisport card

- Cheerful team spirit and a fun office atmosphere

Interested in this opportunity? Feel free to share your CV.

A product tech company is looking for a Director of Infrastructure.

The company operates a large-scale international B2C digital platform in the live content and streaming domain. The mobile product connects creators with their audiences worldwide and enables talent monetization.

The company is well-established on the global market and backed by an international team distributed across multiple locations.

Responsibilities:

- Strategic Leadership: Build and scale a world-class Infrastructure organization. Define the vision for SRE and Platform Engineering that aligns with the company’s rapid B2C growth.

- Operational Excellence: Overhaul internal Prod Ops processes to eliminate infrastructure-led incidents. Establish high standards for change management, automated guardrails, and Infrastructure-as-Code maturity.

- FinOps & Budget Management: Own the multi-million-dollar cloud and infrastructure budget. Lead vendor negotiations (GCP/AWS/Azure) and drive architectural efficiency to optimize cost per user.

- Platform Engineering: Drive the Infrastructure-as-a-Product mindset, ensuring that application developers have automated tools and self-service platforms to move fast without compromising safety.

- Governance & Security: Partner with the Security team to ensure infrastructure compliance, zero-trust architecture, and data residency requirements are met across global regions.team to ensure infrastructure compliance, zero-tru

- Executive Collaboration: Act as the primary advocate for infrastructure health at the executive level. Translate technical debt and reliability metrics into business risks and opportunities.

- Crisis Management: Act as the ultimate escalation point for global technical incidents, fostering a culture of blameless post-mortems and long-term structural improvements.

Requirements:

• Experience in Infrastructure, SRE, or Cloud Operations with a proven track record of scaling high-growth startup environments into stable global platforms
• Experience managing infrastructure for high-scale platforms with tens of millions of Monthly Active Users (MAU)
• Deep understanding of modern SRE principles and experience transitioning teams from traditional Ops to Platform Engineering models
• Strong background in Cloud Economics and managing large-scale cloud spending across multiple providers
• Exceptional leadership skills with experience hiring, mentoring, and retaining top engineering talent
• Experience with high-load, real-time data environments (e.g., streaming, gaming, or ad-tech)
• Fluent English and ability to lead a distributed global team

What the company offers:

• Stock options grant (company headquartered in Silicon Valley)
• Competitive salary
• On-site position with 4 days in the office and 1 day working from home
• Medical insurance and 75% coverage for family members
• Lunch budget
• Parking
• Multisport card
• Friendly team spirit and positive office atmosphere

Interested in this opportunity? Feel free to share your CV.

 

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. 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 Python Software Engineer to join our team and help us build an on-premise software pipeline for real-time computer vision. The system ingests camera streams (primarily RTSP), stores frames in a shared data layer, runs CV/AI engines for preprocessing and inference, applies inference logic to produce decisions, and sends results to Database/Portal/Alerting/Control integrations.

Responsibilities:
- Build and maintain the Camera Module to reliably ingest RTSP streams, decode frames, and handle reconnect/keep-alive/packet loss.
- Implement the Shared Data layer for raw and processed frame exchange across processes with backpressure and safe lifecycle management.
- Integrate and operate CV/AI Engines in Python (preprocess, inference, postprocess) with configurable model loading and runtime selection.
- Develop the Inference Logic layer that orchestrates cropping, batching, filtering, classification, and decision output formatting.
- Implement connectors for Database & Portal (event persistence, evidence references) and for Alerting & Control (events/hooks for downstream automation).
- Ensure production readiness on Linux with observability (logs/metrics), health checks, and robust error handling.

Requirements:
Must-have:
- Strong Python, OOP, clean architecture, typing preferred.
- Solid experience with multiprocessing/concurrency (process lifecycle, IPC patterns, queues/shared memory).
- Comfortable working in Linux (systemd/service mindset, networking basics, profiling/debugging).
- Familiarity with CV/AI tooling, and some related Python libraries such as numpy, opencv (cv2), and torch or tensorflow.
- Ability to work with streaming data and reliability constraints (timeouts, retries, resource cleanup).
Should-have:
- Experience with RTSP/RTP streaming and common issues (UDP vs TCP interleaved, jitter, packet loss, camera timeouts).
- Performance optimization (profiling, memory management, zero-copy patterns).
- Exposure to inference acceleration stacks (TensorRT/OpenVINO) or GPU deployment.
- Experience designing event schemas and integration with DB/message queues.

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

We are looking for an experienced AI Solution Architect to lead the design and delivery of scalable AI solutions built on Microsoft Azure. In this role, you will work closely with business stakeholders, customers, and engineering teams to transform complex requirements into robust AI architectures and production-ready solutions.

You will play a key role in defining architecture standards, guiding delivery teams, and supporting pre-sales initiatives in a consulting-driven environment.
 

Key Responsibilities

AI Solution Architecture

• Lead the end-to-end design of AI solutions based on Microsoft Azure
• Translate business and functional requirements into scalable and secure technical architectures
• Design and validate AI architectures including Retrieval-Augmented Generation (RAG) solutions
• Define and enforce architecture standards, best practices, and governance
   

Technical Leadership

• Act as a trusted technical advisor for customers, internal stakeholders, and delivery teams
• Provide technical leadership and quality oversight throughout the delivery lifecycle
• Support pre-sales activities, including solution design, estimations, and technical proposals
   

Solution Design & Delivery

• Design integrations with Azure AI services and enterprise systems
• Create architecture diagrams, solution blueprints, and technical documentation
• Lead development and validation of PoCs and pilot implementations
• Contribute hands-on to coding, testing, and CI/CD pipeline configuration
   

Required Experience & Skills

• Strong experience designing end-to-end AI solutions on Microsoft Azure in a consulting environment
• Proven background in AI solution architecture, including Generative AI and RAG-based architectures
• Hands-on experience with Azure AI services, including:
  • Azure OpenAI
  • Azure AI Search
  • Azure Cognitive Services
• Solid understanding of Azure PaaS services and cloud architecture principles
• Experience creating architecture diagrams, technical blueprints, and solution estimates
• Experience building PoCs and pilot solutions
• Hands-on experience with coding, testing, and CI/CD pipelines
• Strong communication skills and ability to work as a technical advisor for customers and delivery teams
   

Nice to Have

• Experience in a Tech Lead role
• Experience working in factory-mode delivery environments
• Background in enterprise AI transformation projects

About the Role

Royal Flush Affiliates is a fast-growing iGaming and casino network connecting high-quality traffic sources with top-performing casino brands worldwide.
We are seeking an experienced PPC Media Buyer with a strong background in the iGaming and online casino industry. The ideal candidate will be responsible for creating, managing, and optimizing paid advertising campaigns across multiple platforms to generate high-quality traffic and maximize ROI.

Key Responsibilities

• Plan, launch, and optimize PPC campaigns across Google Ads, Meta and other performance channels relevant to casino and gaming verticals.
• Manage budgets, bids, and daily campaign pacing to achieve KPIs such as CPA, ROI, and FTDs.
• Analyze campaign performance, identify trends, and provide actionable insights for continuous improvement.
• Conduct A/B testing for creatives, ad copies, and landing pages to improve conversion rates.
• Research competitors and market trends within the iGaming niche.
• Collaborate with design and content teams to develop high-performing ad materials.
• Work with affiliate and CRM teams to ensure campaign alignment with user acquisition goals.
• Maintain compliance with advertising regulations and platform policies for gambling content.

Requirements

• Proven experience (1+ years) as a PPC / Media Buyer in the iGaming, casino industry.
• Deep understanding of performance marketing metrics (CTR, CPA, ROAS, LTV, FTD, etc.).
• Hands-on experience with Google Ads, Meta Ads Manager, and other DSPs.
• Strong analytical skills with proficiency in Google Analytics, Voluum, or similar tracking tools.
• Ability to manage multiple campaigns simultaneously across geos and platforms.
• Knowledge of compliance and responsible gambling marketing rules.
• Excellent English communication skills (written and spoken) B1+.
• Self-motivated, proactive, and result-driven personality.
  
  We Offer
• Competitive base salary + performance bonuses.
• Flexible working hours and remote work environment.
• Access to premium traffic tools, trackers, and analytics software.
• Growth opportunities within a high-performing team.
• Freedom to test, learn, and scale new ideas.

Job Description

Required Qualifications:

• 5+ years of fullstack Backend development experience
• Proficiency in Rust preferred, or experience in one of: Go, C++, Java, or TypeScript
• Strong fundamentals in computer science and networking
• Experience with cloud platforms, containerization, and microservices architecture
• Strong understanding of SQL, NoSQL, NewSQL databases
• Expertise in data pipeline technologies, ELK stack, and Apache Kafka
• Quick learner with strong problem-solving skills
• Excellent communication and collaboration abilities

Preferred Qualifications:

• Experience with real-time data processing, analytics frameworks, and front-end technologies
• Familiarity with metaframeworks like NextJS, NuxtJS, Sveltekit
• Experience building high-throughput, low-latency systems for millions of users
• Familiarity with big data technologies, time-series databases, and data warehousing solutions
• Knowledge of GraphQL, infrastructure-as-code tools, and service mesh technologies

 Technical Skills and Knowledge:

• Data pipelines and ETL processes
• Distributed systems (Kafka, Flink/Spark, Redis)
• ELK stack for log management and analysis
• Cloud-native technologies and serverless architectures
• API design and management
• Performance optimization for large-scale systems
  
  
   

Job Responsibilities

We're seeking an experienced Fullstack Backend Engineer to join our team working on client's platform. You'll be responsible for developing and maintaining core components of our AI-driven cybersecurity solution that helps enterprises detect, investigate, and respond to advanced threats across their entire IT estate.

Key Responsibilities:

• Design and develop scalable backend services and intuitive front-end interfaces for our platform
• Implement data ingestion and processing pipelines for large volumes of security data
• Integrate AI-driven analytics capabilities and optimize system performance
• Develop APIs and integrations with various IT and security tools
• Implement robust security measures and ensure compliance with industry standards
• Troubleshoot complex issues across the full stack of our application

Department/Project Description

The client is a product international company that provides a defence platform that enables development and security teams to protect critical workloads against emerging threats and undiscovered vulnerabilities with a lightweight agent that protects the organisation's public, private and hybrid cloud deployments on-premises data centres managed. In addition, it is an advanced endpoint detection and response platform, which gathers as much information as possible to detect and analyse complex threats while being as non-intrusive as possible, minimising the impact on the network and the endpoint.

We are looking for a Senior Data Scientist to build the core intelligence layer of our Session Analyzer product — including scoring, audience segmentation, and recommendation systems for pharmaceutical marketing teams.

You will operate as a full-stack Data Scientist, working across the entire lifecycle: data validation, production pipelines, ML modeling, causal measurement, and AI-powered insight workflows.

You will work closely with the Product Lead and Tech Lead, helping turn behavioral data into actionable marketing intelligence.

Experience

• 5+ years in Data Science / Analytics roles
• Experience building production ML systems
• End-to-end ownership of data science solutions

▶️ Technical Skills

• Python
• SQL
• GCP / BigQuery
• Production data pipelines
• Event/session analytics
• Aggregation modeling

▶️  Machine Learning

• Propensity / engagement models
• Segmentation
• Recommendation systems
• Model evaluation

▶️  Analytics Domain

• Experience with AdTech / MarTech analytics
• Marketing attribution
• Event-level measurement
• Experience working with behavioral / pixel data

▶️  Databases

• ClickHouse (plus)
• PostgreSQL (plus)

▶️  Nice to Have

• Experience with LLM-based agents / AI workflows
• Automated insight generation
• Data observability
  
  What You’ll Do
• Build scoring, segmentation, and recommendation models using session/event data, NPI-enriched profiles, and 3rd-party datasets
• Develop and maintain production data pipelines and feature tables, evolving batch PoCs into near-real-time pipelines
• Design and implement data validation and quality frameworks (monitoring, anomaly detection, drift tracking)
• Develop engagement and propensity models and ensure they deliver measurable business impact
• Implement causal measurement and marketing attribution approaches to explain campaign performance
• Build AI-powered workflows and agents for automated data diagnostics and insight generation
• Deliver data products such as score tables, insights, dashboards, and APIs for CDP/CRM audience activation
  
  Interview Process
• Screening interview
• Technical interview  
• Bar Raiser 

Description

About Project:

Comprised of the Company’s international business units and various direct-to-consumer streaming services, Media & Entertainment Distribution department aligns technology, media distribution and advertising sales into a single business segment to create and deliver personalized entertainment experiences to consumers around the world. 

GL team will be concentrated on building AdTech platform for our customer.

About Company:

Leading diversified international family entertainment and media enterprise with the following business segments: media networks, parks and resorts, studio entertainment, consumer products and interactive media. 

Requirements:

• Readiness to work till 12 AM Kyiv time, 11 PM Poland time
• 4+ years of developing and bolstering automated QA systems and associated test strategies;
• Experience working with business-critical customer-facing applications (user interfaces, APIs, and back-end services);
• Excellent communication skills with emphasis on writing detail-oriented documents and communications;
• Strong understanding of object-oriented programming concepts;
• Strong understanding of web UI and services automation testing;
• Strong experience with Python, BDD (behave);
• Knowledge in AWS, CI/CD;
• Experience with AQA reporting tools;
• Strong experience with web application testing tools (Selenium), API testing;
• Deal well with ambiguous/undefined problems. Ability to think abstractly. 
• A proactive approach to tasks.
   

Job responsibilities

• Responsible for designing and implementing build and test infrastructure, creating and enforcing. good engineering practices, and evaluating product quality for various external and/or internal products.
• Conduct research and create Proof of Concepts on new testing technologies/tools/concepts.
• Collecting TA metrics, statistics and reports.
• Design test strategies by analyzing and dissecting complex heavily integrated software systems.
• Develop and contribute to the automated testing efforts for the QA team.
• Design and build scalable, maintainable, and flexible automation test framework.
• Investigate the root cause of issues to assist with finding the most comprehensive and robust solutions.
• Collaborate closely with product, project, and development teams to identify and resolve technical, business, and process-related issues.

As a Hardware Engineer, you will contribute to the development of the most advanced electronic equipment used in the UAV application area. There’s an opportunity to join the exceptionally skilled cross- functional team capable of creating advanced system-level solutions from scratch.

Responsibilities:

— participation in product and prototype development;
— design, develop, and review PCBs and their sub-components;
— drive resolution of different technical issues, including those related to architecture (performance, power consumption, thermal behavior), production (quality, manufacturing), and development (schematic design and review, PCB layout, and overall system integration);
— research on hardware components that could be used to solve business problems;
— documenting technical solutions;
— generating PCB manufacturing documents;
— be responsible for the entire HW product development lifecycle.

Skills & Experience:

— solid understanding of principles of analog/digital electronics;
— able to design the complex PCB projects;
— understanding of the full device manufacturing cycle;
— hands-on experience with lab measurements with modern equipment;
— knowledge of EMI/ESD protection principles;
— experience with modern simulation tools;
— experience with Altium Designer/KiCAD;
— strong debugging and troubleshooting abilities, analytical skills;
— intermediate level of technical English.

Nice to have:

— understanding of RF design;
— high-speed digital circuits design;
— PCB development with FPGA.

This position offers a unique opportunity to work in a high-tech team that develops innovative solutions and directly influence the future of the industry. Want to learn more about this role? Submit your application and we’ll be in touch to discuss the next steps!