Jobs
6783-
Β· 244 views Β· 61 applications Β· 17d
Billing and Payment Collection Specialist
Full Remote Β· Worldwide Β· 1 year of experience Β· B1 - IntermediateLocation: Remote Schedule: Full-time, Sunday to Thursday Company: A fast-growing affiliate marketing network connecting advertisers with high-quality leads Weβre looking for a detail-oriented and reliable Billing and Payment Collection Specialist to...π Location: Remote
π Schedule: Full-time, Sunday to Thursday
π Company: A fast-growing affiliate marketing network connecting advertisers with high-quality leads
Weβre looking for a detail-oriented and reliable Billing and Payment Collection Specialist to join our finance team. This is a great opportunity for someone who wants to grow in a remote-friendly, performance-driven environment.
π§ Responsibilities:
- Assist in managing billing operations, ensuring accurate billing calculations and on-time payments from affiliates and advertisers;
- Maintain and update billing records using Google Sheets;
- Coordinate with advertiser managers and finance teams to capture all costs and revenues accurately;
- Work closely with the sales and finance teams to ensure accurate cost and revenue tracking;
- Handle client billing inquiries (affiliates and advertisers);
- Support in preparing financial reports and analysis;
- Contribute to improving billing workflows and overall team efficiency.
β Requirements:
- Experience in finance, billing, accounting, or related roles;
- Strong knowledge of Google Sheets;
- Excellent attention to detail and organization;
- English level: B1 or higher;
- Self-starter with the ability to stay organized and deliver results remotely.
-
Β· 141 views Β· 31 applications Β· 16d
Flutter Developer
Full Remote Β· Ukraine Β· 4 years of experience Β· B2 - Upper IntermediateSoftPeak is seeking a skilled Flutter Developer What youβll do: Design and build a high-quality Flutter application (Social Network) from the ground up, shipping to both iOS and Android. Collaborate with product, design, and backend teams to deliver new...SoftPeak is seeking a skilled Flutter Developer
What youβll do:- Design and build a high-quality Flutter application (Social Network) from the ground up, shipping to both iOS and Android.
- Collaborate with product, design, and backend teams to deliver new features that feel native and polished on both platforms.
- Define and maintain app architecture, ensuring a modular, scalable, and maintainable codebase.
- Adapt Flutter code to interface with native modules (Swift/Kotlin/Java) when platform-specific functionality is needed (e.g., wearables, sensors, system services).
- Prepare releases and participate in the deployment process for App Store and Google Play (including certificates, provisioning, and submission steps).
- Profile and optimize app performance, memory, and battery use.
- Contribute to improving automation of builds, tests, and releases, working alongside DevOps engineer as needed.
Requirements:- 4+ years of professional experience with Flutter (Dart) and at least 1 year of native mobile development with iOS (Swift/Objective-C) and Android (Kotlin/Java).
- Proven experience shipping at least one complex Flutter app to production, with a solid grasp of app architecture, modularization, and technical debt management.
- Strong understanding of the Apple and Android ecosystems: platform conventions, store requirements, deployment workflows, and native integrations.
- Experience bridging Flutter and native code, creating or integrating custom platform channels and plugins.
- Experience working with CI/CD pipelines: youβve collaborated with DevOps engineer to automate mobile build and release processes;
- Awareness of performance optimization, mobile security best practices, and data privacy.
- English level (B2+)
Nice to have:- Experience with wearables (Apple Watch, Wear OS), IoT integrations, or custom device features.
- Experience with internationalization/localization for mobile apps.
- Interest in emerging tools such as AI-powered code assistants or mobile ML.
Our offer includes:- Full-time with flexibility and autonomy in processes.
- Performance reviews.
- Investment in your professional development (courses, workshops, lectures, and professional speakers).
- 15 days of paid vacation per year.
- 5 days of paid sick leave per year.
Our next steps:- Please share your resume and a brief cover letter showcasing your experience and most interesting achievements in your career.
- Our recruiter will reach out to you and schedule the interview (if there is a potential fit between your experience and the companyβs project);
- The technical interview with the Technical Lead with live coding (90 mins);
- Weβll connect with your references to learn more about your achievements and work ethic.
- The offer will be yours!
-
Β· 826 views Β· 196 applications Β· 3d
Nest.js / Node.js Developer - 1-2 YOE to $1000
Full Remote Β· Ukraine Β· 0.5 years of experience Β· A2 - ElementaryWeβre looking for a talented person to join our Development team. Your role will encompass back-end development via Nest.js (Node.js) You will work closely with developers, designers, QA, and PM. Read before applying: We are looking for an entry-level...Weβre looking for a talented person to join our Development team. Your role will encompass back-end development via Nest.js (Node.js)
You will work closely with developers, designers, QA, and PM.
Read before applying:- We are looking for an entry-level specialist.
- The first step will be a test task. After that, an interview.
- After hiring, we will assign a mentor, who will review every PR.
We have a process (expertise) in how to grow you from junior to a strong middle-level.
About you
At least 1 year of professional experience in Nest.js (Node.js).
Experience in teams of 2-5 persons.
Understanding of the project development life-cycle.
Understanding of Agile / Scrum.
Hard Skills
- TypeScript
- Node.js
- REST API
- Nest.js
- PostgreSQL
- MongoDB
- Understanding of principles of Functional Programming (FP) and Object-Oriented Programming (OOP)
- Dependency Injection (DI)
- Difference between SQL and NoSQL
- Writing clean, scalable code
following SOLID
- Experience with CI/CD
- Basic understanding of web security principles (OAuth, JWT, CORS)
What we offer
- 22 days off and 12 sick days paid by the company annually.
- Paid national holidays.
- Health insurance.
- English classes.
- GYM.
- Team building twice per year.
- Welcome box.
- Paid overtime.
To avoid spam, please write on top "Ready to complete a test task." I'll share a link to the test task.
More
Thank you and good luck!
CEO Anatolii -
Β· 109 views Β· 24 applications Β· 10d
Media Buyer (Facebook / Google Ads)
Full Remote Β· Worldwide Β· Product Β· 2 years of experience Β· A1 - BeginnerAbout Us Halon Partners is a fast-growing iGaming company running high-traffic platforms in online casino and betting. We generate quality traffic for top brands across Tier 1β2 markets. Role Weβre looking for a Media Buyer (Middle+/Senior) to scale...About Us
Halon Partners is a fast-growing iGaming company running high-traffic platforms in online casino and betting. We generate quality traffic for top brands across Tier 1β2 markets.
Role
Weβre looking for a Media Buyer (Middle+/Senior) to scale Facebook & Google Ads campaigns with monthly spend $25k+. Youβll be responsible for launching, optimizing, and growing campaigns in Tier 1β2 GEOs, testing creatives, and ensuring ROI.
Requirements
- 2+ years of experience in iGaming
- Proven track record with $25k+ monthly budgets
Strong knowledge of FB/Google Ads, tracking, and analytics
We Offer
- Remote-first setup
- Competitive salary + high-performance bonuses
- Access to exclusive offers & in-house creative support
Autonomy, zero bureaucracy, growth opportunities
π Ready to scale campaigns and manage big budgets? Apply now and join Halon Partners!
More -
Β· 475 views Β· 70 applications Β· 12d
Senior QA Engineer (Automation and General)
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 6 years of experience Β· B2 - Upper IntermediateFounded in 2012, Playson is a leading iGaming supplier recognized worldwide. We provide our customers with a high-end micro-service-based platform as a service that aims to process billions of financial transactions per day. Our Game Client team is...Founded in 2012, Playson is a leading iGaming supplier recognized worldwide. We provide our customers with a high-end micro-service-based platform as a service that aims to process billions of financial transactions per day.
Our Game Client team is looking for a Senior QA Engineer (Automation & General) who is passionate about delivering a flawless gaming experience. You will dive deep into the new game client, work closely with developers, and create automated tests for both functionality and performance. Our goal is to make the client stable, fast, and visually perfect across all devices and browsers. Want to make the product flawless for players? Weβre looking for you!
Why Join Us?- Be a key player in a major tech transformation;
- Work on projects that impact millions globally;
- Enjoy a supportive, flexible work environment;
- Grow your skills with continuous professional development opportunities.
To succeed in the role, you will have:- 4+ years of experience in test automation (front-end/back-end);
- Hands-on experience with Playwright;
- Strong grasp of QA methodologies, tools, and processes;
- Experience with Python (pytest, requests, sqlalchemy or similar);
- SQL and scripting proficiency;
- Solid understanding of HTTP/S, XML, JSON, HTML, CSS, JavaScript;
- Experience with Jira, Confluence, Zephyr;
- Experience with Git;
- At least an upper-intermediate level of English.
Would be beneficial to know:- Automation with JavaScript (in addition to Python);
- Selenium experience;
- Experience with developing test frameworks for load and functionality tests, for the client on mobile devices/application;
- Experience working in an Agile/Scrum development process;
- Monitoring/observability: Datadog, New Relic, Splunk (or similar).
What will you be doing?- Design, build, and maintain automation frameworks (functional and load/performance);
- Develop and maintain end-to-end tests for the game client (web & mobile);
- Plan and execute load and performance testing; define and track perf KPIs;
- Analyze requirements (including non-functional/performance) and create test strategies;
- Plan and prioritize testing activities; define positive/negative/boundary scenarios;
- Perform functional, regression, and integration testing;
- Ensure cross-browser/device compatibility and visual accuracy;
- Integrate automated tests into the CI/CD pipeline and keep suites green;
- Maintain clear test documentation and report quality metrics.
What you get in return:- Competitive Salary: We offer a competitive salary in EUR, subject to annual performance reviews;
- Quarterly Bonuses: Benefit from a transparent and systematic quarterly bonus system;
- Flexible Schedule: We offer a flexible work schedule to accommodate your needs;
- Remote Work Option: Choose to work remotely, providing greater flexibility and comfort;
- Medical Insurance: Receive comprehensive medical insurance for both you and a significant other;
- Financial Support for Life Events: We provide financial support during special life events;
- Unlimited Paid Vacation: Enjoy unlimited paid vacation leave;
- Unlimited Paid Sick Leave: Take unlimited paid sick leave whenever necessary;
- Professional Development: Get reimbursement for professional development courses and training.
Ambitious goals request a quick ability to maneuver through changes in the world. Playson is all about that. If the job description rings a bell β take action and apply! π
More -
Β· 105 views Β· 33 applications Β· 2d
Facebook Media Buyer
Full Remote Β· Worldwide Β· Product Β· 1 year of experienceWelcome to Win Media β Your Partner in iGaming Marketing Excellence! At Win Media, we create innovative marketing solutions that drive success in the iGaming industry . By combining creativity , data-driven insights , and bold strategies , we help...β¨ Welcome to Win Media β Your Partner in iGaming Marketing Excellence! β¨
At Win Media, we create innovative marketing solutions that drive success in the iGaming industry π―. By combining creativity π‘, data-driven insights π, and bold strategies π, we help brands boost player acquisition, retention, and awareness.
With a passionate team that pushes boundaries every day, we turn ideas into measurable results. πͺ
π About the RoleWe are looking for an experienced Facebook Media Buyer to join our team. π
The ideal candidate is a results-driven professional who can manage large-scale advertising budgets, generate high-quality traffic, and achieve set KPIs.
You will be responsible for planning, launching, and optimizing campaigns primarily in the Gambling vertical with Tier-1 GEOs (focus on π¨π¦ Canada).π οΈ Responsibilities
- π Manage and scale Facebook traffic campaigns (iOS/PWA) within agreed KPIs
- π Monitor campaign performance, traffic volumes, and ROI on a daily basis
- π‘ Test new hypotheses and approaches in traffic buying
- π¨ Generate creative ideas and provide clear briefs for the creative team
- π Prepare regular reports and performance analysis
- π Continuously improve campaign efficiency and scale results
β Requirements
- π Experience working with Tier-1 GEOs (especially Canada)
- π 1+ year of proven experience working with Facebook Ads at scale (spend $1,000+ daily)
- βοΈ Hands-on experience with trackers (Keitaro, Binom)
- π§ Strong analytical mindset with the ability to identify insights and learn from mistakes
- ποΈ Experience preparing briefs for creatives, landing pages, or apps
- π€ Excellent communication skills, flexibility, and ability to work in a fast-paced environment
π What We Offer
- π₯ A strong team of top-level professionals with a shared vision and focus on results
- π₯ Unlimited resources to bring your boldest (and most profitable) ideas to life
- π Rapid career growth and development opportunities
- ποΈ Flexible work format: remote or from our Warsaw office
- π΄π€ Paid vacation and sick leave
- π» Modern equipment and tools to support your work
- ππ Awesome gifts for holidays and birthdays
β¨ Letβs win together with Win Media! β¨
More -
Β· 89 views Β· 7 applications Β· 12d
DevOps Engineer
Full Remote Β· Countries of Europe or Ukraine Β· 3 years of experience Β· B2 - Upper IntermediateWe are seeking an experienced DevOps Engineer with strong Azure expertise who will take ownership of designing, implementing, validating, and automating both migration processes and Landing Zone deployments. Responsibilities: Design and automate...We are seeking an experienced DevOps Engineer with strong Azure expertise who will take ownership of designing, implementing, validating, and automating both migration processes and Landing Zone deployments.
Responsibilities:
- Design and automate Landing Zone deployments (Hub & Spoke), including networking, firewall/NSG rules, governance policies, and monitoring.
- Build and migrate CI/CD pipelines (Azure DevOps / GitHub Actions) to support VM, application, and infrastructure deployments.
- Implement Infrastructure-as-Code (IaC) using Terraform, Bicep, or ARM templates.
- Enhance pipelines with validation and automation (linting, security scans, deployment tests).
- Develop migration runbooks and automate deployment/rollback procedures.
- Automate provisioning and migration of databases into Azure SQL Managed Instance.
- Validate workloads through automated post-migration checks (networking, SSL, backups, performance, DB integrity).
- Create and maintain clear documentation for pipelines, runbooks, and troubleshooting.
Contribute to wave-based migration execution with Azure Migrate, ASR, and database migration tools.
Required Skills & Experience:
- Proven background as a DevOps Engineer in Azure migration or cloud transformation projects.
- Strong expertise with Azure DevOps and/or GitHub Actions pipelines.
- Solid knowledge of Terraform, Bicep, or ARM templates for IaC.
- Hands-on experience with Azure Landing Zone (Hub & Spoke) design, validation, and automation.
- Practical experience with SQL Server, Oracle, or PostgreSQL migrations into Azure SQL Managed Instance.
- Proficiency in scripting/automation (PowerShell, Python, or Bash).
- Familiarity with validation frameworks (linting, security scanning, automated testing).
- Strong troubleshooting skills to resolve complex migration challenges under time pressure.
- Excellent documentation and communication abilities.
Nice to Have:
- Experience with observability and monitoring tools (Azure Monitor, App Insights, Splunk).
- Knowledge of policy-as-code and security validation in CI/CD pipelines.
- Hands-on exposure to enterprise-scale migrations with wave-based cutovers.
Awareness of FinOps practices and Azure cost optimization.
About the Project:
We are driving a large-scale cloud migration program, transitioning workloads from on-premises infrastructure to Microsoft Azure. This initiative is highly strategic and involves both modernization and automation at scale.
Key focus areas include:
- Discovery and assessment of workloads and dependencies
- Wave-based migration of applications and databases into Azure
- Building and modernizing CI/CD pipelines for application and infrastructure deployments
- Modernizing databases into Azure SQL Managed Instance
- Implementing automation, validation, and compliance controls across the migration lifecycle
Designing, validating, and automating the Azure Landing Zone (Hub & Spoke) model
What We Offer:
- A chance to play a key technical role in a high-impact Azure migration program.
- Work with modern DevOps practices: IaC, automation, validation, CI/CD.
- Remote-first flexibility with a collaborative team culture.
Competitive compensation aligned with your expertise.
-
Β· 300 views Β· 54 applications Β· 20d
Executive Operations // Chief of Staff to CEO (U.S. based logistics company) to $4500
Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· C1 - AdvancedExecutive Operations Director // Chief of Staff to CEO (U.S. based logistics company) Location: Remote (HQ in USA) Type: Full-time We're a fast-growing freight brokerage with a mission bigger than logistics. Weβre building a business on excellence,...Executive Operations Director // Chief of Staff to CEO (U.S. based logistics company)
Location: Remote (HQ in USA)
Type: Full-timeWe're a fast-growing freight brokerage with a mission bigger than logistics. Weβre building a business on excellence, integrity, and purpose β putting service first in all that we do. Our team is split between the US and Ukraine currently -- with 4 customer-facing roles in the US and 6 back-office/customer support roles in Ukraine. As we scale, weβre looking for a dedicated Executive Operations Director/CoS to work directly with our CEO and leadership team, helping turn vision into execution.
This role goes beyond traditional support β itβs a key part of driving execution and impact. As the Executive Operations Manager, youβll act as the CEOβs operational counterpart, managing day-to-day priorities, streamlining processes, and ensuring follow-through on critical initiatives. Think of it as a blend of executive assistant, project manager, and operations coordinator β someone who keeps the company running smoothly behind the scenes.
Key Responsibilities
- Operational Support: Oversee and manage the CEOβs priorities, projects, and key initiatives to ensure nothing falls through the cracks.
- Project Management: Track company-wide initiatives, follow up with stakeholders, and maintain accountability across the team.
- Process Improvement: Spot inefficiencies and recommend better systems, tools, or workflows to drive operational excellence.
- Meeting Prep & Follow-Up: Prepare agendas, capture action items, and ensure next steps are completed.
- Internal Communication: Serve as an extension of the CEO to keep the team aligned, informed, and focused on the right things.
- Research & Analysis: Provide the CEO with background, data, and recommendations to support decision-making.
- Execution Partner: Step in wherever needed β from vendor coordination to special projects β to keep momentum strong.
What Weβre Looking For
- Experience in executive operations, business management, or a related field (freight/logistics experience is a plus, but not required).
- Strong project management and organizational skills β you thrive on structure, clarity, and follow-through.
- Excellent written and verbal communication.
- Tech-savvy and comfortable learning new tools quickly.
- A balance of strategic thinking (anticipating needs, seeing the big picture) and tactical execution (rolling up your sleeves to get things done).
- Someone who is dependable, resourceful, and thrives in a fast-paced, growing startup environment.
- Someone who speaks both Ukrainian and English is a preference!
Why Join Us?
- Be part of a values-driven company that believes in service first.
- Work closely with the CEO and leadership team, gaining unique exposure to the inner workings of a scaling logistics company.
- Help shape systems, processes, and culture in the early stages of growth.
- Opportunity for career growth as the company expands.
-
Β· 158 views Β· 30 applications Β· 2d
Affiliate Manager
Full Remote Β· Worldwide Β· Product Β· 1 year of experience Β· B2 - Upper IntermediateWelcome to Win Media β Your Partner in iGaming Marketing Excellence! At Win Media, we craft innovative marketing strategies that drive success in the iGaming industry . With a focus on creativity , data-driven insights , and bold partnerships , we...β¨ Welcome to Win Media β Your Partner in iGaming Marketing Excellence! β¨
At Win Media, we craft innovative marketing strategies that drive success in the iGaming industry π―. With a focus on creativity π‘, data-driven insights π, and bold partnerships π€, we empower brands to grow and scale globally.
Now, weβre looking for a results-oriented Affiliate Manager to join our team and take our partnerships to the next level π.
π About the Role
As an Affiliate Manager, you will be responsible for attracting and onboarding new partners, building strong long-term relationships, and ensuring high-quality traffic flow from multiple sources. Your mission is to scale affiliate performance, optimize results, and maximize ROI while shaping the future of our affiliate program.
π οΈ Responsibilities
π€ Attract, onboard, and manage affiliates to deliver high-quality traffic
π Monitor, analyze, and optimize partner performance to meet KPIs (traffic, revenue, ROI)
π Identify and resolve underperforming partnerships to boost results
πΌ Negotiate deals and manage partner budgets, commissions, and payouts
π Attend international conferences around the world to build connections and expand the network
π― Stay updated on affiliate marketing trends, new tools, and emerging opportunities
π§© Collaborate with internal teams (marketing, product, payments, support) to ensure smooth execution
β Requirements
π² 2+ years of experience in affiliate marketing within the iGaming industry (MUST HAVE online casino product experience)
π Proven track record with Tier-1 GEOs (especially π¨π¦ Canada & π©πͺ Germany)
π Hands-on experience with traffic sources: SEO, PPC, FB, In-App, ASO, Email
π Strong analytical mindset: ability to evaluate ROI, optimize campaigns, and forecast results
βοΈ Knowledge of affiliate tools: Ahrefs, Semrush, Similarweb (Humbl/DeepCI is a plus)
π£οΈ English β Upper Intermediate (B2+) or higher
βοΈ Willingness to attend conferences and represent the company worldwide
π» Familiarity with Google Spreadsheets, Excel, Jira
π Key Competencies
Strategic thinker with deep knowledge of the affiliate/iGaming landscape
Excellent communicator and negotiator π¬
Detail-oriented, organized, and comfortable with multitasking π
Resilient, proactive, and numbers-driven mindset
π What We Offer
π A chance to build and scale our affiliate program from the ground up
π Career growth β opportunity to lead the affiliate department in the future
π₯ Unlimited resources to grow your network and test bold ideas
π Full remote work or Warsaw office flexibility
π― Motivation system & performance-based bonuses
πΌ Direct influence: opportunity to connect key partners under your management
π A startup environment with space for growth and creativity
β¨ Letβs win together with Win Media! β¨
More -
Β· 1409 views Β· 473 applications Β· 13d
Middle Front-End Developer (React)
Full Remote Β· Countries of Europe or Ukraine Β· 2.5 years of experience Β· B2 - Upper IntermediateWe are looking for a highly skilled Middle Front-End Developer (React) to join our dynamic and collaborative team! If you are passionate about building modern, user-friendly web applications, this opportunity might be a perfect fit Requirements: β’...We are looking for a highly skilled Middle Front-End Developer (React) to join our dynamic and collaborative team! If you are passionate about building modern, user-friendly web applications, this opportunity might be a perfect fit π
Requirements:
β’ Strong experience with React, Next.js, Redux, Redux Toolkit, and RTK Query;
β’ Proficiency in JavaScript and TypeScript;
β’ Experience with build tools such as Vite and Webpack;
β’ Solid knowledge of HTML, CSS, LESS, SASS, SCSS, and Tailwind CSS;
β’ Confident use of NPM, Yarn, and Git;
β’ Understanding of RESTful APIs and GraphQL;
β’ Experience working within Scrum methodology;
β’ Understanding of web application architecture and basic design patterns;
β’ Confident written and spoken English (B2 level or above);
β’ Proactive problem-solving approach;
β’ Strong time management skills and adaptability;
β’ Bachelorβs or Masterβs degree in Computer Science or a related technical field.
Would be a plus:
β’ Experience with Websockets and Socket.io;
β’ Familiar with CSS Modules and Styled Components;
β’ Experience with React Native;
β’ Worked with UI libraries such as Material UI, Ant Design, and others;
β’ Knowledge of frontend or backend technologies including Angular, Vue, or Node.js;
β’ Understanding of backend architecture;
β’ Ability to communicate effectively with both technical and non-technical stakeholders;
β’ Ability to plan project architecture and development stages.We offer:
β’ Transparent financial motivation;
β’ Remote workplace or a comfortable office in the center of Kyiv;
β’ 18 working days of paid leave annually;
β’ Unlimited sick days;
β’ Salary review twice a year;
β’ Work equipment, such as laptops, monitors, and accessories (only for candidates located in Ukraine);
β’ Compensation for our English-speaking club β 100%;
β’ Compensation for any AI tool of your choice β 100%;
β’ Compensation for coworking spaces β 100%;
β’ Compensation for gym memberships and professional courses β 50% (after the trial period);
β’ Compensation for any English courses β 50% (after the trial period);
β’ Compensation for sessions with a psychologist β 50% (after the trial period);
β’ Medical insurance (after the trial period).
Interview Stages:
Screening Interview β‘οΈ Technical Interview β‘οΈ Job Offer
If you have the skills, passion, and determination weβre looking for, apply now to become part of our exciting journey βοΈ
More
-
Β· 61 views Β· 1 application Β· 6d
Senior/Middle Data Scientist (Data Preparation, Pre-training)
Full Remote Β· Ukraine Β· Product Β· 3 years of experience Β· B1 - IntermediateAbout us: 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...About us:
More
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:
Our client is an IT company that develops technological solutions and products to help companies reach their full potential and meet the needs of their users. The team comprises over 600 specialists in IT and Digital, with solid expertise in various technology stacks necessary for creating complex solutions.
About the role:
We are looking for an experienced Senior/Middle Data Scientist with a passion for Large Language Models (LLMs) and cutting-edge AI research. In this role, you will focus on designing and prototyping data preparation pipelines, collaborating closely with data engineers to transform your prototypes into scalable production pipelines, and actively developing model training pipelines with other talented data scientists. Your work will directly shape the quality and capabilities of the models by ensuring we feed them the highest-quality, most relevant data possible.
Requirements:
Education & Experience:
- 3+ years of experience in Data Science or Machine Learning, preferably with a focus on NLP.
- Proven experience in data preprocessing, cleaning, and feature engineering for large-scale datasets of unstructured data (text, code, documents, etc.).
- Advanced degree (Masterβs or PhD) in Computer Science, Computational Linguistics, Machine Learning, or a related field is highly preferred.
NLP Expertise:
- Good knowledge of natural language processing techniques and algorithms.
- Hands-on experience with modern NLP approaches, including embedding models, semantic search, text classification, sequence tagging (NER), transformers/LLMs, RAGs.
- Familiarity with LLM training and fine-tuning techniques.
ML & Programming Skills:
- Proficiency in Python and common data science and NLP libraries (pandas, NumPy, scikit-learn, spaCy, NLTK, langdetect, fasttext).
- Strong experience with deep learning frameworks such as PyTorch or TensorFlow for building NLP models.
- Ability to write efficient, clean code and debug complex model issues.
Data & Analytics:
- Solid understanding of data analytics and statistics.
- Experience in experimental design, A/B testing, and statistical hypothesis testing to evaluate model performance.
- Comfortable working with large datasets, writing complex SQL queries, and using data visualization to inform decisions.
Deployment & Tools:
- Experience deploying machine learning models in production (e.g., using REST APIs or batch pipelines) and integrating with real-world applications.
- Familiarity with MLOps concepts and tools (version control for models/data, CI/CD for ML).
- Experience with cloud platforms (AWS, GCP, or Azure) and big data technologies (Spark, Hadoop, Ray, Dask) for scaling data processing or model training.
Communication & Personality:
- Experience working in a collaborative, cross-functional environment.
- Strong communication skills to convey complex ML results to non-technical stakeholders and to document methodologies clearly.
- Ability to rapidly prototype and iterate on ideas
Nice to have:
Advanced NLP/ML Techniques:
- Familiarity with evaluation metrics for language models (perplexity, BLEU, ROUGE, etc.) and with techniques for model optimization (quantization, knowledge distillation) to improve efficiency.
- Understanding of FineWeb2 or similar processing pipelines approach.
Research & Community:
- Publications in NLP/ML conferences or contributions to open-source NLP projects.
- Active participation in the AI community or demonstrated continuous learning (e.g., Kaggle competitions, research collaborations) indicating a passion for staying at the forefront of the field.
Domain & Language Knowledge:
- Familiarity with the Ukrainian language and context.
- Understanding of cultural and linguistic nuances that could inform model training and evaluation in a Ukrainian context.
- Knowledge of Ukrainian text sources and data sets, or experience with multilingual data processing, can be an advantage given the projectβs focus.
MLOps & Infrastructure:
- Hands-on experience with containerization (Docker) and orchestration (Kubernetes) for ML, as well as ML workflow tools (MLflow, Airflow).
- Experience in working alongside MLOps engineers to streamline the deployment and monitoring of NLP models.
Problem-Solving:
- Innovative mindset with the ability to approach open-ended AI problems creatively.
- Comfort in a fast-paced R&D environment where you can adapt to new challenges, propose solutions, and drive them to implementation.
Responsibilities:
- Design, prototype, and validate data preparation and transformation steps for LLM training datasets, including cleaning and normalization of text, filtering of toxic content, de-duplication, de-noising, detection and deletion of personal data, etc.
- Formation of specific SFT/RLHF datasets from existing data, including data augmentation/labeling with LLM as teacher.
- Analyze large-scale raw text, code, and multimodal data sources for quality, coverage, and relevance.
- Develop heuristics, filtering rules, and cleaning techniques to maximize training data effectiveness.
- Collaborate with data engineers to hand over prototypes for automation and scaling.
- Research and develop best practices and novel techniques in LLM training pipelines.
- Monitor and evaluate data quality impact on model performance through experiments and benchmarks.
- Research and implement best practices in large-scale dataset creation for AI/ML models.
- Document methodologies and share insights with internal teams.
The company offers:
- Competitive salary.
- Equity options in a fast-growing AI company.
- Remote-friendly work culture.
- Opportunity to shape a product at the intersection of AI and human productivity.
- Work with a passionate, senior team building cutting-edge tech for real-world business use. -
Β· 49 views Β· 6 applications Β· 19d
Head of AI Consulting
Full Remote Β· Countries of Europe or Ukraine Β· 7 years of experience Β· B2 - Upper IntermediateN-iX is a global software development service company that helps businesses across the world develop successful software products. Founded in 2002, N-iX has come a long way, expanding its presence across Europe, the US, and Latin America. Today, we are a...N-iX is a global software development service company that helps businesses across the world develop successful software products. Founded in 2002, N-iX has come a long way, expanding its presence across Europe, the US, and Latin America. Today, we are a strong community of 2,000+ professionals and a reliable partner for global industry leaders and Fortune 500 companies.
We are looking for an experienced Head of AI Consulting to head the AI Consulting direction within N-iXβs CTO Office. This is a strategic leadership role where you will shape our AI service offerings, drive technical pre-sales, lead high-impact projects, and build a world-class AI consulting team.What will you do:
- Lead technical pre-sales as the primary consultant, scoping business and technical requirements for Gen AI (LLM, RAG, Agents), ML, CV, and related AI disciplines
- Become (or be ready to become) a world-class AI consultant for both clients and internal delivery teams
- Engage in short- and mid-term AI projects as a consultant/engineer to ensure successful execution and delivery
- Hire, manage, and mentor a team of AI consultants supporting pre-sales, project initiation, and delivery
- Collaborate with sales and marketing teams to refine and create new AI service offerings
- Partner with our alliances team to maintain and expand strategic partnerships (AWS, GCP, Azure, Nvidia, etc.)
Report directly to VP of Data and AI Consulting, with dotted line supervision from the CTO of the company.
Requirements:
- 7+ years as an AI/ML/CV consultant with experience in pre-sales and delivery of both short- and long-term projects.
- 3+ years managing AI consultants or engineering teams.
- Experience in IT Service Business
- Strong leadership skills with excellent communication and client engagement abilities.
Broad and deep understanding of AI technologies, trends, and methodologies.
What you will get:
- Lead one of N-iXβs most strategic practices within the CTO Office
- Collaborate with world-class clients on complex business and technology challenges (e.g., eBay, Bosch, Siemens, Credit Agricole, Office Depot)
Build and lead a top-tier AI consulting team of passionate experts.
We offer*:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
Other location-specific benefits
*not applicable for freelancers
More
-
Β· 347 views Β· 61 applications Β· 6d
Senior Python Developer (for agency)
Full Remote Β· Worldwide Β· 4 years of experience Β· B1 - IntermediateWe are looking for a Senior Python Developer who can become a part of our team and with whom we will grow together. Meduzzen is a team of Ukrainian developers who are working mostly on outstaff and outsource models, so, as a part of this team, you will...We are looking for a Senior Python Developer who can become a part of our team and with whom we will grow together. Meduzzen is a team of Ukrainian developers who are working mostly on outstaff and outsource models, so, as a part of this team, you will work on projects with different domains and technologies. We are open for smart and very stable developer who can become a great addition of our progressive team and strengthen it. We accept Ukrainian developers who is currently abroad or in Ukraine.
Requirements:
- from 4 years of professional experience as a back-end or full-stack developer- strong knowledge in Python (Django/DRF, FastAPI, Flask, PostgreSQL, etc.)
- experience with front-end frameworks (React, Vue, Angular, experience with React Native will be a plus)
- familiarity with clouds (AWS, Azure, GCP)
- good English skills (from Intermediate)
- understanding of AI tools and Web3 also will be a plus- team worker
- availability of UpWork profile (but it is not necessary)
More
What we offer
- working with us as an agency
- remote work and flexible schedule
- career development: take courses
- English lessons
- paid vacation and sick-leave days
Hiring steps: intro, technical interview or test task, meeting with CTO, offer.
If everything mentioned below is about you - so please apply.
Thanks for your time, letβs make cool development together!
-
Β· 12 views Β· 0 applications Β· 19d
Senior ASO Specialist (Google Play)
Part-time Β· Full Remote Β· Ukraine Β· Product Β· 5 years of experience Β· B1 - IntermediateAbout the Role We are looking for an experienced Senior ASO Specialist with a proven track record in Google Play optimization to conduct a full ASO audit of our key applications and lead a strategy for sustainable growth in organic installs and...About the Role
We are looking for an experienced Senior ASO Specialist with a proven track record in Google Play optimization to conduct a full ASO audit of our key applications and lead a strategy for sustainable growth in organic installs and conversion rate.
Your first and primary responsibility will be to analyze our current store presence, identify missed opportunities, and provide a detailed, actionable plan to improve visibility, keyword rankings, and page conversion. After the audit phase, you will be responsible for implementing and testing these improvements.
Key Responsibilities
- Perform a comprehensive ASO audit of our existing Google Play listings, including keyword strategy, visual assets, and conversion funnel.
- Research, select, and cluster keywords (high-, mid-, low-frequency and niche terms) to expand our semantic coverage.
- Analyze competitors and identify growth opportunities.
- Optimize metadata (title, short description, full description) and localizations for maximum search visibility.
- Plan, launch, and analyze A/B tests in Google Play Console (icons, screenshots, descriptions, feature graphics, promo videos).
- Collaborate with designers and marketing teams to develop high-converting visuals based on data and industry trends.
- Monitor keyword rankings, visibility, conversion rates, and organic traffic, providing regular performance reports.
- Stay up-to-date with Google Play algorithm updates and market trends.
Requirements
- 5+ years of proven ASO experience focused on Google Play.
- Demonstrated success in increasing organic installs and improving conversion rates through ASO.
- Deep understanding of Google Play search ranking algorithms and visual asset impact.
- Proficiency with ASO tools (e.g., AppTweak, SensorTower, AppMagic, Data.ai, ASOdesk, AppFollow).
- Strong skills in keyword research, semantic expansion, and competitive analysis.
- Hands-on experience running and interpreting Google Play Store Listing Experiments with statistical significance.
- Strong analytical mindset and ability to work with performance data (Google Play Console, Firebase, analytics dashboards).
Upper-Intermediate English or higher.
Nice to Have
- Experience in the Photo & Video or Creative Tools category.
- Copywriting skills for high-converting descriptions.
Basic design skills (Figma, Photoshop) for creating or adjusting ASO visuals.
KPI & Expectations
- Measurable growth in organic installs for target regions.
- Improvement in store page conversion rate.
- Expansion of keyword coverage and maintenance of top positions for strategic terms.
- Successful deployment of winning A/B tests with proven uplift in KPIs.
- Delivery of a comprehensive ASO audit report within the first 4β6 weeks, with a clear 3β6 month action plan.
What We Offer
- Opportunity to directly influence a product with millions of global users.
- Access to premium ASO and analytics tools.
- Full freedom to propose and implement ASO hypotheses.
- Competitive salary (fixed + performance-based bonus).
- Flexible schedule and remote-friendly environment.
-
Β· 106 views Β· 11 applications Β· 23d
Middle+ DevOps Engineer to $4000
Ukraine Β· Product Β· 3 years of experienceWe are developing an ERP system, which consists of different modules. We are looking for an experienced DevOps Engineer to support our development teams by automating infrastructure, optimizing CI/CD pipelines, and ensuring the reliability and scalability...We are developing an ERP system, which consists of different modules. We are looking for an experienced DevOps Engineer to support our development teams by automating infrastructure, optimizing CI/CD pipelines, and ensuring the reliability and scalability of our systems.
Requirements:
- Advanced understanding of Python development.
- Understanding of creating and maintaining Python packages and dependencies.
- Experience in GoLang development would be a plus.
- Basic knowledge of JS/TS.
- Working experience with PyTest and/or Contract Testing implementations
- Expertise in unit, integration, and E2E test implementations for micro services and REST APIβs.
- Expertise in creating maintainable, well-tested code with proper error handling.
- Solid understanding of RESTful composition and service endpoints.
- Experience with AWS, particularly with S3, EKS, ECR, Lambda, or similar services.
- Understanding in designing and implementing automated CI/CD workflows (github actions / aws lambda / aws event bridge ).
- Good understanding of Docker image composition / build and optimisation.
- Experience with of Kubernetes. (on-hands with rancher k3s will be a big plus)
- Experience with GitHub Actions workflow design and implementation.
- Familiarity with observability and monitoring, metrics collection / performance benchmarking.
- Experience with terraform / terragrunt / pulumi or similar IaC instrumentation.
Responsibilities:
- Understand, maintain and implement auth (oidc, saml) and other RBAC policies across organisation infrastructure.
- Build and own hybrid infrastructure across cloud and multiple on-prem environments
- Maintain CI/CD pipelines for data migration, release management and testing across multiple target environments.
- Maintain and optimise docker / k8s environments for development and deployment.
- Develop Python libraries and APIs for internal orchestration
- Implement data versioning and dataset management solutions.
We offer:
- Competitive compensation.
- Opportunity to work on a large-scale ERP project.
- Direct impact on business processes and system architecture.
- Professional development, motivation and learning opportunities.
- Flexible working schedule and a collaborative team environment.