Jobs

We are the creators of a new fintech era!
Our mission is to change this world by making blockchain accessible to everyone in everyday life. WhiteBIT is a global team of over 1,200 professionals united by one mission — to shape the new world order in the Web3 era. Each of our employees is fully engaged in this transformative journey.
We work on our blockchain platform, providing maximum transparency and security for more than 8 million users worldwide. Our breakthrough solutions, incredible speed of adaptation to market challenges, and technological superiority are the strengths that take us beyond ordinary companies. Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT and VISA.

The future of Web3 starts with you: join us as a Software developer

Requirements:

— 4+ years of the commercial experience with Go (Golang)
— Clean code approach: SOLID, design patterns, best practices
— Experience writing unit tests (test strategy, mocking, coverage)
— Experience with relational & NoSQL databases (Redis, Elasticsearch)
— Understanding of CI/CD pipelines; Kubernetes is a plus
— Confident Git usage (branching strategies, code reviews)
— Strong experience with REST APIs, HTTP, OpenAPI / Swagger
— Knowledge of backend security: OWASP Top 10, JWT, OAuth2, Encryption & secure data handling
— Strong communication, problem-solving, and teamwork skills
— Proactive mindset and continuous learning attitude

Would be nice:
— Experience in fintech / crypto
— Understanding of trading systems and blockchain basics
— Knowledge of financial compliance
— Integrations with payment providers (Checkout, Zen, AnyMoney, Clear Junction)
— Experience with SEPA, Visa/Mastercard, antifraud systems
— Mobile payments (Apple Pay, Google Pay)

Responsibilities:
— Write clean, maintainable, well-documented code
— Ensure performance, scalability, and reliability of services
— Write and maintain unit and integration tests
— Conduct code reviews and provide constructive feedback
— Debug and resolve complex backend issues
— Improve and maintain existing codebases
— Collaborate closely with Frontend, QA, Product, and Design teams
— Participate in Agile processes (sprint planning, standups, retrospectives)
— Share knowledge and clearly communicate technical solutions

Immerse yourself in Crypto & Web3:
— Master cutting-edge technologies and become an expert in the most innovative industry.
Work with the Fintech of the Future:
— Develop your skills in digital finance and shape the global market.
Take Your Professionalism to the Next Level:
— Gain unique experience and be part of global transformations.
Drive Innovations:
— Influence the industry and contribute to groundbreaking solutions.
Join a Strong Team:
— Collaborate with top experts worldwide and grow alongside the best.
Work-Life Balance & Well-being:
— Modern equipment.
— Comfortable working conditions, and an inspiring environment to help you thrive.
— 24 calendar days of paid leave.
— Additional days off for national holidays.

We are the creators of a new fintech era!
Our mission is to change this world by making blockchain accessible to everyone in everyday life. WhiteBIT is a global team of over 1,200 professionals united by one mission — to shape the new world order in the Web3 era. Each of our employees is fully engaged in this transformative journey.
We work on our blockchain platform, providing maximum transparency and security for more than 8 million users worldwide. Our breakthrough solutions, incredible speed of adaptation to market challenges, and technological superiority are the strengths that take us beyond ordinary companies. Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT and VISA.

The future of Web3 starts with you: join us as a Software developer!

Requirements:

– 5+ years of the commercial experience with PHP. Golang would be plus.
– Excellent coding skills with strong understanding of SOLID principles, design patterns, and clean code practices
– Proficient in writing maintainable unit tests, understanding of test strategy, mocking, and code coverage tools
– Advanced SQL skills, ability to optimize queries, design schemas, and work with both relational and NoSQL databases (e.g. Redis, Elasticsearch)
– Able to write and maintain Docker images, work with Docker Compose; familiarity with CI/CD pipelines and Kubernetes is a plus
– Excellent Git knowledge, including branching strategies and collaboration workflows
– Strong experience designing and implementing RESTful APIs, proficient with HTTP protocol and documentation tools like OpenAPI/Swagger
– Understanding of OWASP Top 10, JWT, OAuth2, encryption, and secure data handling
– Confident working in Linux/Unix environments
– Strong communication, problem-solving, and decision-making skills; collaborative mindset and commitment to continuous learning

Would be a plus:

Experience in fintech or crypto, understanding of trading systems, blockchain basics, and financial compliance is a plus
 

Responsibilities:

Advanced Technical Execution:
— Independently delivers complete features from system design to deployment
— Handles complex features requiring cross-component integration
— Takes ownership of feature technical design within established architecture
— Drives feature implementation while mentoring junior team members

Technical Problem Solving:
— Debugs and resolves complex issues across multiple system components
— Investigates and fixes production issues with minimal supervision
— Proactively identifies and addresses technical debt in owned areas
— Provides root cause analysis and long-term solutions

Feature Ownership:
— Acts as technical owner for specific product features or components
— Defines and monitors feature-specific metrics and performance
— Creates feature documentation and knowledge sharing materials
— Ensures feature quality through comprehensive testing strategies

Team Collaboration:
— Mentors Middle engineers through code reviews and pair programming
— Participates actively in technical design discussions
— Contributes to sprint planning with accurate estimations
— Shares knowledge through team presentations and documentation

Technical Growth:
— Proposes improvements to team's development practices
— Experiments with new technologies relevant to team's domain
— Contributes to team's technical standards and guidelines
— Helps establish team's testing and quality practices

Delivery Excellence:
— Ensures on-time delivery of assigned features
— Communicates technical risks and blockers proactively
— Balances feature delivery with code quality
— Coordinates with QA and Product teams for smooth releases

Work conditions:

Immerse yourself in Crypto & Web3:
— Master cutting-edge technologies and become an expert in the most innovative industry.
Work with the Fintech of the Future:
— Develop your skills in digital finance and shape the global market.
Take Your Professionalism to the Next Level:
— Gain unique experience and be part of global transformations.
Drive Innovations:
— Influence the industry and contribute to groundbreaking solutions.
Join a Strong Team:
— Collaborate with top experts worldwide and grow alongside the best.
Work-Life Balance & Well-being:
— Modern equipment.
— Comfortable working conditions, and an inspiring environment to help you thrive.
— 24 calendar days of paid leave.
— Additional days off for national holidays.

About the Role

We’re looking for a Fullstack Engineer with strong experience building AI-powered products to help us grow our gaming & infrastructure platform.

You’ll join a fast-moving, AI-first team where you’ll design, build, and ship features end-to-end — from model integration and prompt engineering to the UI users interact with. You’ll work with LLMs, video generation, and ML pipelines as part of your daily workflow, using AI tools to move faster and build better.

This role is ideal for someone who already builds with AI in production, thinks in terms of product value, and wants real ownership — not just coding tickets. At PlayMe, we move fast, avoid bureaucracy, and give engineers full ownership to make decisions and deliver impactful products used by real people.

Who You Are

• You have 5+ years of software engineering experience with a track record of shipping production-ready products;
• You are fullstack — comfortable working with both backend and frontend;
• You have hands-on experience with AI in production (LLMs, ML models, or generative pipelines);
• You’ve built or integrated solutions using LLMs, LangChain, MCP, or similar tools;
• You actively use AI tools (e.g., Claude Code, Codex) to improve your development workflow;
• You understand AWS ecosystem and basic DevOps practices;
• You think in terms of product impact, not just implementation;
• You’ve worked in small, fast-moving teams, shipping frequently and iterating quickly;
• You’re independent, ambitious, and ownership-driven;

• You have Upper-Intermediate+ English.

   

Nice to Have

• Experience with video generation, diffusion models, or multimodal pipelines;

• Background in machine learning (fine-tuning, inference optimization, evaluation).

   

What You’ll Do

• Build and ship AI-powered features end-to-end;
• Work with LLMs, generative models, and ML pipelines as core tools;
• Use AI agents and tooling in your daily development workflow;
• Own features from idea to production, including monitoring and iteration;
• Collaborate with engineers to define API contracts and product behavior;

• Continuously improve architecture, performance, and product quality.

   

We offer:

You will be working with a professional and motivated team of enthusiasts in the environment that brings up the best in everyone. We have no bureaucracy, and we give our colleagues complete freedom to make decisions and achieve brilliant results.

Our company is built on the ability to find the best people and provide them with everything needed to stay focused on what’s important to make our users even healthier, sportier, happier and better! We create a business environment that brings up the best in everyone.

Competitive salary. Compensation that will help you focus on your projects and personal development.

Professional Growth. We offer a possibility to attend internal, external courses, seminars and access to a corporate library. You will be working with a team of professionals to get insights and discuss ideas.

Health&Fitness. We provide employees with 20 days of paid vacation, sick leaves and medical insurance.

Rest. We organize team buildings, parties and various team activities to boost our collaboration.

We are the creators of a new fintech era!
Our mission is to change this world by making blockchain accessible to everyone in everyday life. WhiteBIT is a global team of over 1,200 professionals united by one mission — to shape the new world order in the Web3 era. Each of our employees is fully engaged in this transformative journey.
We work on our blockchain platform, providing maximum transparency and security for more than 8 million users worldwide. Our breakthrough solutions, incredible speed of adaptation to market challenges, and technological superiority are the strengths that take us beyond ordinary companies. Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT and VISA.

The future of Web3 starts with you: join us as a Full Stack Engineer!

Requirements:

— 4+ years of experience in full-stack web development.

— Strong frontend experience with JavaScript/TypeScript and modern frameworks (e.g., React, Vue, or equivalent).

— Experience building modular UIs with reusable components, forms, and complex validations.

— Backend experience in PHP with frameworks such as Laravel and Doctrine ORM.

— Solid understanding of REST and WebSocket API design.

— Experience working with Docker, Linux environments, and CI/CD pipelines.

— Familiarity with relational (MySQL) databases.

— Experience with Redis for caching or pub/sub messaging.

— Demonstrated ability to implement auto-tests using PHPUnit, Laravel Test Classes, and Feature Tests.

— Familiarity with access control (RBAC/ACL) and permissioned UI logic.

— Understanding of versioning systems and GiFlow.

— Strong analytical and problem-solving skills, with a commitment to testing and quality assurance

— Track record of independently solving complex technical challenges with real industry impact

— Strong ability to debug, profile, and optimize performance in production systems

— Experience with automated testing, continuous integration, and deployment processes

Responsibilities:

— Design, build, and maintain full-stack applications to manage real-time strategy configurations and operational states.

— Participate in technical decision-making for maintain and improving application.

— Implement rich user interfaces with access control, modular design, and deep validation logic.

— Create scalable backend services for ingesting API data, managing strategy configuration versions, and interacting with databases.

— Build REST and WebSocket APIs to support internal consumers (trading engines, dashboards).

— Ensure reliable persistence and version control of configuration data.

— Write automated unit and integration tests; assist QA with logic testing.

— Own the deployment, CI/CD delivery, and operational health of the services you build.

— Collaborate closely with PM, QA, SRE, and risk teams.

— Follow and enforce principles of clean code, modular architecture, and Git Flow.

— Build for resilience, monitoring, and fault tolerance from day one.

Work conditions:

Immerse yourself in Crypto & Web3:
— Master cutting-edge technologies and become an expert in the most innovative industry.
Work with the Fintech of the Future:
— Develop your skills in digital finance and shape the global market.
Take Your Professionalism to the Next Level:
— Gain unique experience and be part of global transformations.
Drive Innovations:
— Influence the industry and contribute to groundbreaking solutions.
Join a Strong Team:
— Collaborate with top experts worldwide and grow alongside the best.
Work-Life Balance & Well-being:
— Modern equipment.
— Comfortable working conditions, and an inspiring environment to help you thrive.
— 24 calendar days of paid leave.
— Additional days off for national holidays.

About the Role

We are looking for a skilled Middle Data Analyst / Data Engineer to join our analytics team. In this role, you will be responsible for building and maintaining robust data infrastructure, developing analytical pipelines, and delivering actionable insights that directly shape our web marketing and product strategy.

Who You Are

• 3+ years of experience as a Data Analyst, Data Engineer, or similar role in a web marketing or product-analytics context;
• Strong, hands-on proficiency in SQL — comfortable writing complex queries across BigQuery, Redshift, and PostgreSQL;
• Practical experience building and maintaining ETL/ELT pipelines;
• Experience with Tableau for dashboard development and data visualization;
• Familiarity with cloud data warehouses (BigQuery and/or Redshift);
• Solid grasp of web marketing and product metrics: conversions, funnels, cohorts, retention, attribution;
• Experience with A/B testing methodologies and basic statistical analysis
• Python for data processing and automation;
• Strong communication skills — able to present data findings clearly to both technical and non-technical stakeholders.

Nice to Have

• Experience with GA4, GTM, or similar web analytics tools;
• Familiarity with dbt, Airflow, or other modern data orchestration tools;
• Background working in performance marketing or growth teams;
• Experience with data modeling best practices (star schema, data marts, etc.).

What You’ll Do

• Design, build, and maintain ETL/ELT pipelines across our data infrastructure (BigQuery, Redshift, PostgreSQL);
• Develop and own dashboards and reports in Tableau to track key marketing and product metrics;
• Analyze user behavior, conversion funnels, cohorts, and channel performance to surface growth opportunities;
• Write complex SQL queries for data extraction, transformation, and ad hoc analysis across multiple database environments;
• Collaborate with marketing and product teams to define KPIs and translate business questions into data solutions;
• Ensure data quality, consistency, and reliability across our BI ecosystem;
• Support A/B testing and experimentation frameworks — from setup through statistical analysis and reporting;
• Contribute to improving data documentation, governance practices, and internal tooling.

We offer:

You will be working with a professional and motivated team of enthusiasts in the environment that brings up the best in everyone. We have no bureaucracy, and we give our colleagues complete freedom to make decisions and achieve brilliant results.

Our company is built on the ability to find the best people and provide them with everything needed to stay focused on what’s important to make our users even healthier, sportier, happier and better! We create a business environment that brings up the best in everyone.

Competitive salary. Compensation that will help you focus on your projects and personal development.

Professional Growth. We offer a possibility to attend internal, external courses, seminars and access to a corporate library. You will be working with a team of professionals to get insights and discuss ideas.

Health&Fitness. We provide employees with 20 days of paid vacation, sick leaves and medical insurance.

Rest. We organize team buildings, parties and various team activities to boost our collaboration.

About the Role

We are looking for a Marketing Creative Producer to lead and deliver creative marketing efforts across our web and mobile entertainment products. You will develop and execute advertising concepts, working closely with UA, Product, Analytics to deliver effective marketing assets.

Requirements

• 2–3 years in creative production, ideally in a UA-focused environment
• Experience with web and mobile app marketing, including subscription-based products
• Expertise in marketing creatives across video, static, UGC, and playable formats
• Creative and analytical mindset — ability to read performance data and act on it
• Understanding of AI-driven creative tools and pipelines (ComfyUI, Freepik and similar)
• Ability to evaluate and guide AI-generated creatives, not just produce them manually
• Organized, able to manage multiple priorities and deadlines
• Upper-Intermediate English

Key Responsibilities

• Set quality standards for AI-generated creatives and filter output
• Use AI tools and workflows to generate concepts and iterate on assets quickly
• Work with automation tools to surface insights and make creative decisions
• Collaborate with UA, product marketing, game, and analytics teams
• Track creative performance and optimize based on data

• Leverage data-driven insights to optimize creatives and identify winning concepts

   

We offer:

• A passionate, skilled team with zero bureaucracy — just results.
• Competitive salary that lets you focus on your work and personal growth.
• Professional development: access to courses, workshops, and a corporate library.
• 20 days of paid vacation, health insurance, and regular sports activities.
• A collaborative culture: team buildings and fun events inside and outside the office.

24Play is a product company from Ukraine that has been developing and publishing mobile games since 2019.

We are a team of professionals who have launched dozens of popular games and gained over 100 million satisfied players worldwide. Our games include Zombiepunk, Chornobyl Quest, Primatus and more.

As a Diia City resident, we offer employee reservation starting from the first day of employment.

We are currently looking for a Game developer to share our core company values:

• Creativity: We actively encourage and embrace each other’s ideas, transforming them into reality through collaboration and innovative thinking.
• Integrity: We commit to providing honest feedback and realistically assessing situations, fostering a culture of trust and transparency.
• Productivity: We strive to optimize our workflows to achieve the best possible results in the shortest timeframe, ensuring efficiency and effectiveness in our operations.
• Uncompromising Quality: Our commitment to excellence drives us to prioritize the quality of our work above all else, ensuring that we consistently deliver outstanding results.

• Healthy Lifestyle: We advocate for a healthy lifestyle and stand against harmful habits, promoting well-being and balance within our team.

   

We are looking for a professional for the role that requires:

• Full-time job;

• Office-based in Kyiv.

   

Our Ideal Candidate:

• 2+ years of commercial experience in Unity (C#) game development.
• Strong understanding of OOP and common development approaches.
• Confident knowledge of 2D/3D mathematics (vectors, matrices, dot/cross product).
• Experience with physics in game projects (Unity physics for 3D projects)
• Basic knowledge of Unity UI or UI implementation for games.

• A passion for games.

   

What you will do:

• Develop and improve mobile games in Unity (C#).
• Learn to develop and improve web games / prototypes in JavaScript using Three.js / WebGL (and similar 3D libraries).
• Implement gameplay mechanics, UI, and interactions.
• Work with physics and math-heavy features (2D/3D).

• Collaborate with a team (developers, artists, QA) to ship features with high quality.

   

Nice to have:

• Experience with PixiJS or other 2D JS libraries.
• Experience creating games on other platforms or technologies (Flash, etc.).
• Experience with 2D/3D playable ads.
• Experience with AI programming in Unity.
• Experience integrating advertising SDKs.

• Published games in portfolio.

   

Why join our team?

• Fully Legal: Official employment in full compliance with Ukrainian labor legislation, including paid vacation (24 days) and sick leave (unlimited).
• Professional Team: A high-performing group of skilled individuals committed to excellence.
• No Overtime: We prioritize a healthy work-life balance, with no overtime required.
• Stable Payments: No payment delays since the foundation of the company.
• Bonus System: A unique reward system designed to motivate employees by aligning their performance with the company’s financial goals.
• Professional Development: Access to mentorship programs and our internal library for continuous growth.
• Events: Enjoy board games, masterclasses, corporate events, sports activities, and free English classes.
• Comfortable Workspace: A modern office in Kyiv featuring a spacious lounge, fully-equipped kitchen, sports zone, cinema, and complimentary spa facilities for employees.
• 35-Hour Work Week: Reduced working hours as a benefit for experienced employees

Ready to create the next gaming hit? Apply now and join 24Play! 🚀

QA Engineer (Manual + Automation) — EasyAcc

EasyAcc.pl is a fintech/accounting platform for Polish SMEs.  
The product includes a Vue frontend, Python/FastAPI backend, and a Kotlin microservice for OCR, tax logic, and integrations (including KSeF).  
We are looking for a QA Engineer who can improve product quality across web UI, API, and business-critical accounting flows.

What You’ll Do
- Own end-to-end quality for new features and regressions
- Design and execute manual test plans for UI, API, and core accounting flows
- Write and maintain test cases, checklists, and bug reports with clear reproduction steps
- Validate AI-assisted invoice extraction and tax-related calculations
- Work closely with developers and product to clarify acceptance criteria
- Participate in release validation and production issue triage
- Build and maintain automated UI tests for key user journeys

Must-Have Skills
- 2+ years in QA for web applications
- Strong manual testing skills (functional, regression, exploratory)
- API testing experience (REST, auth, status codes, payload validation)
- Good understanding of browser dev tools and network debugging
- Experience with defect lifecycle and test documentation
- Ability to write UI tests (for example with Playwright, Cypress, or similar)
- Strong ownership, communication, and analytical thinking

Nice to Have (Big Plus)
- Polish language
- Experience testing fintech/accounting/tax products
- Familiarity with CI/CD and test reporting
- Basic SQL for data validation
- Experience in performance and security-focused QA checks

What Success Looks Like in This Role
- Critical regressions are caught before release
- Core flows (login, invoices, OCR, tax validation, KSeF) are reliably covered
- Automation coverage grows for high-risk UI paths
- QA becomes a proactive quality partner, not just a final gate
 

How to Apply
Send your CV and a short note describing:
1. Your QA experience with web apps  
2. Tools/frameworks you use for UI test automation  
3. Any experience with fintech/accounting domains

Reteno is the messaging platform for app user retention. It’s designed to identify and retain the right users through perfectly timed and channel-optimized campaigns without developers. We help mobile teams grow their product and revenue through personalized push notifications, in-apps, emails, SMS, and more. Reteno is trusted by 300+ leading brands worldwide, including Welltech, Boosters, Reface, RetouchMe, and plenty of smaller apps that scale with us. We are currently looking for a Sales Manager (Active sales).

KEY RESPONSIBILITIES:

• Closing the deals
• Attracting clients through various channels;
• Selling the functional capabilities of the Reteno platform to potential clients;
• Identifying needs and assessing the potential of leads;
• Conducting demos (presentations) during online meetings;
• Crafting well-structured commercial proposals;

• Maintaining accurate and organized work within internal systems and CRM.

   

SKILLS AND EXPERIENCE:

• Proven track record of successfully working with B2B clients;
• Strong ability to achieve results;
• Consistently meeting monthly and quarterly sales targets;
• Proficient in English at an Upper-Intermediate (B2) level and continuously improving;

• Committed to the ongoing development of hard and soft skills.

   

WOULD BE A PLUS:

• Experience working with mobile applications.
• Experience working at B2B SaaS or other product companies.

• A solid understanding of digital marketing.

   

WE OFFER:

• Flexible 8-hour work schedule, Mon-Fri.
• Opportunity to work remotely or with a hybrid schedule.
• 18 working days of vacation and official holidays off.
• Partial compensation for English language courses and other educational programs;

• An awesome team of professional and fun individuals.

   

If you’re looking for a dynamic and ambitious product company with continuous innovations and exciting projects (Reteno, eSputnik, Yespo) — join our team.

We are looking for a Junior/Middle Digital Marketing & SEО + GEO/AEO Specialist to support growth across US and European markets.

This role combines SEO execution, paid advertising support, AI-driven content workflows, and website content management. The ideal candidate is hands-on, analytical, and comfortable working with modern AI and marketing tools.

Key Responsibilities

• Launch, monitor, and optimize Google Ads campaigns
• Support paid campaigns across Microsoft/Bing Ads
• Execute on-page SEO improvements and keyword updates
• Manage website content updates (product pages, landing pages, descriptions)
• Improve indexing and search visibility in Google and Bing
• Work with Google Search Console and GA4 to monitor performance
• Conduct keyword research and competitor analysis
• Use AI tools (ChatGPT, Gemini, Microsoft Copilot, etc.) to support content creation and optimization
• Contribute to GEO-targeted SEO strategies (US & EU markets)
• Monitor rankings, CTR, traffic, and conversion performance
• Collaborate with marketing and product teams to improve online visibility

Required Skills

• 1–3+ years of experience in digital marketing or SEO
• Practical experience with Google Ads
• Understanding of how search engine indexing and ranking work
• Experience with Google Search Console and Google Analytics (GA4)
• Familiarity with Bing/Microsoft Ads
• Experience with CMS platforms (Shopify, Magento, or similar)
• Basic understanding of technical SEO
• Experience using AI tools for marketing tasks
• English — Upper-Intermediate or higher

What you will do

• Explore data and suggest ideas for product improvement
• Create and optimize SQL queries, working with large data sets to make us faster
• Build and maintain dashboards in Tableau
• Help ML engineers understand and validate their models
• Design and analyze A/B tests

What we are looking for

Data & tools

• Strong SQL skills
• Python for data processing and charts (pandas, matplotlib, etc.)

Analytics & experimentation

• Good knowledge of statistics and probability
• Understanding of hypothesis testing

BI & visualization

• Experience with Tableau, Power BI, or any other BI tool
• Ability to turn complex data into clear, structured findings

Nice to have

• Experience designing and analyzing A/B tests
• Experience in iGaming
• Experience with AWS

Interview process

1. Intro call — 30 min
2. Technical interview (could include live coding) — 1 hour
3. Call with CEO — 45 min

Benefits

• 21 paid days of vacation per year
• Medical insurance
• $600 / year education budget
• English courses paid

We’re searching for a Product Design Lead to join a blockchain company. This is a long-term opportunity.

What You’ll Do:

• Lead end-to-end UI/UX design: research, wireframing, high-fidelity prototypes, and testing for Web3 products.
• Simplify complex Web3 interactions while integrating AI features (AI agents, generative UI, intelligent flows, personalization).
• Champion AI adoption in both product experiences and internal design processes.
• Build and maintain a scalable design system.

• Mentor the design team and drive cross-functional collaboration.

   

About you:

• 4+ years of professional UI/UX experience, with experience in Web3/blockchain products.
• Expert in Figma and modern design tools.
• Strong leadership and mentoring skills.
• Genuine passion for Web3 and AI.
• Deep practical knowledge of AI and its applications in product design and company workflows (personalization, generative AI, ethical AI, AI agents).

Perks & Benefits:

• Competitive salary and benefits package
• Opportunity to work in a dynamic, innovative, and growing industry
• Remote work flexibility
• A collaborative and inclusive work environment
• Professional growth opportunities in a rapidly evolving sector
• Paid vacation and sick leaves

Full Stack Developer

[Full-time, Remote, Freelancer]

SNEAK PEEK 

⇨ Location: Remote, GMT+0/GMT+4

⇨ Interview process: HR interview ⇨ technical interview ⇨ take-home challenge ⇨ final interview ⇨ offer 

WHO ARE WE? 

At Rounds, we believe in harnessing the power of cutting-edge technology to drive business success. Our transformative, machine-learning technology identifies and optimizes mobile assets, while our team of experts, with their unparalleled human capital and business acumen, provides the strategic direction and support to turn mobile assets into profitable businesses. Together, we are revolutionizing the mobile industry. 

THE ROLE

We are looking for an experienced Full-Stack developer with a passion for building complex systems to further expand our set of internal tools. You will architect and develop our core internal systems, understand and predict user interactions, and create well-written code, based on the business needs. You will work closely with other developers and QA testers, using the Agile methodology and a quality-first approach.

Hiring manager: Nadav Nagel, Software Team Lead 

WHAT ARE WE LOOKING FOR?

• 5+ years of commercial experience building publicly available websites
• 3+ years of experience in backend development using Typescript and Node.js
• Up-to-date with at least one of the latest UI frameworks (React, Vue.js, etc.)
• Detail-oriented and able to adhere to deadlines
• Excellent communication skills in both written and verbal English

INTERESTED?

Our recruitment process consists of the following steps: 

• HR interview: 30 min
• Take-home challenge.
• Technical interview: 60 min
• Final interview

Backend Engineer

[Freelance, Full-time, Remote]

SNEAK PEEK

⇨ Location: Remote, GMT+0/GMT+4

⇨ Interview process: HR interview + take-home challenge ⇨ technical discussion ⇨ final interview

WHO ARE WE? 

At Rounds, we believe in harnessing the power of cutting-edge technology to drive business success. Our transformative, AI technology identifies and optimizes mobile assets, while our team of experts, with their unparalleled human capital and business acumen, provides the strategic direction and support to turn mobile assets into profitable businesses. Together, we are revolutionizing the mobile industry. 

THE ROLE

This is a hybrid Backend/Platform Engineering role to lead cloud and backend systems migrations. It involves shipping backend solutions that move the needle at the scale of millions of dollars in business impact.

You will evaluate, plan, and migrate backend systems from various stacks and cloud providers (AWS, Azure, GCP, and more) into our infrastructure. By leveraging AI tools and automation, you will significantly accelerate migrations and modernization efforts.

This role suits Backend Engineers who aren't afraid to jump in and shape the DevOps stack.

Responsibilities

• Architect, evolve, and oversee backend infrastructure transformations (NodeJS, Python and more).
• Assess complexity, outline risks, and estimate effort and timelines.
• Rebuild or refactor backend/cloud components when needed, including rewriting services (with AI assistance).
• Utilize AI tools and agents to speed up research, refactoring, documentation, and investigations (Claude, Cursor and more).
• Design and maintain cloud environments using Infrastructure as Code (Terraform preferred) mainly for GCP, AWS and Azure.
• Build, maintain, and improve CI/CD pipelines.

Hiring manager: Igor Yakunin 

WHAT ARE WE LOOKING FOR?

Must-have:

• 5+ years Backend Engineering.
• Hands-on experience with GCP or strong AWS/Azure background and willingness to transition.
• Practical experience with Terraform (or similar IaC).
• Strong Linux, networking, and cloud fundamentals.
• Experience with Docker and containerized deployments.
• Proficiency in at least one backend language (Python, Node.js, Go, Java, etc.).
• Experience with SQL and/or NoSQL databases.

Nice-to-have:

• Experience with Kubernetes or other orchestration tools.
• Familiarity with CI/CD platforms such as CircleCI, GitHub Actions, GitLab CI, or ArgoCD.
• Experience with reverse-engineering unknown systems or digging through legacy setups.
• Experience with monitoring tools such as Datadog, Prometheus, or GCP Monitoring.
• Background in refactoring, rewriting, or modernizing backend services.

INTERESTED?

Our recruitment process consists of the following steps: 

• HR Interview (45 min) - Discuss your background and fit.
• Take-Home Challenge (~2 hours of work) - Practical assignment reflecting real work.
• Technical Interview (60 min) - Evaluate cloud, DevOps, and coding skills.
• Final Interview (60 min) 

Get in touch at hr@rounds.com. 

We look forward to hearing from you! 

About the project:

DataImpulse is a global proxy service provider serving over 147,000 customers worldwide. We offer residential, mobile, and datacenter proxies starting at $1/GB — one of the most competitive rates on the market.

We are scaling fast and looking for a B2B Marketing Manager — a confident player with significant product experience ready to take ownership of positioning and growth metrics.

Responsibilities:

• Develop and maintain the messaging framework across 6 key ICP segments.
• Create and optimize landing pages, case studies, and comparison pages for each use-case (managing copy, design, and core messaging).
• Conduct competitive intelligence: competitor monitoring, building battle cards, and reporting.
• Produce funnel content: onboarding guides, email nurture sequences, and use-case driven content.
• Support GTM launches for new features, new GEOs, and new acquisition channels.
• Implement LLM content optimization based on company playbooks and use AI to automate routine processes.
• Analyze performance: tracking conversion by segment and conducting A/B tests for messaging.

Requirements:

• 3+ years of experience.
• English - Upper-Intermediate (B2) - Advanced (C1).
• Proficiency in Google Analytics, Google Search Console, CRM (HubSpot or equivalent), and Ahrefs/SEMrush.
• Basic skills in Figma, Google Workspace, Notion, Claude/ChatGPT, or similar tools.
• Understanding of the proxy/data infrastructure market is a significant plus.
• Strong analytical mindset and a data-driven approach to marketing.

We offer:

• Flexible working hours and a remote or hybrid work format.
• Official employment, paid vacations, and sick leaves.
• Performance bonuses tied to pipeline results.
• Dedicated budget for learning and professional development.
• A growing marketing team with a strong data-driven culture.