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3677-
Β· 41 views Β· 4 applications Β· 2d
QA Automation - POS / ERP (Fintech), Kotlin
Hybrid Remote Β· Switzerland, Germany Β· Product Β· 2 years of experienceHS-Soft AG offers a comprehensive digital ecosystem for the food retail industry: from POS and payments to ERP and inventory management, production, and recipe management. Our solutions are fully SaaS-based and run on a modern cloud platform (AWS latest &...HS-Soft AG offers a comprehensive digital ecosystem for the food retail industry: from POS and payments to ERP and inventory management, production, and recipe management.
Our solutions are fully SaaS-based and run on a modern cloud platform (AWS latest & greatest), combined with centrally managed POS hardware. Weβre growing fast! In our industry, we stand for consistent innovation. Naturally, we also use AI agents internally and are already offering our customers the first AI-powered value-added features.
We foster a very open, appreciative, and direct company culture. Alongside our customersβ success, the ongoing development of our employees is at the heart of what we do.
What youβll do
- Own Kotlin-based test automation across unit, GraphQL API, and e2e layers for Android POS
- Lead UI automation using Kaspresso/Espresso for core POS flows
- Build and maintain reusable test frameworks, fixtures, and deterministic test data strategies
- Implement GraphQL contract testing: schema checks, queries/mutations/subscriptions validation, and backward compatibility
- Integrate and scale automation in AWS CodeCommit/CodeBuild/CodePipeline with parallelism, caching, and quality gates
- Establish flaky-test detection, failure triage, and actionable reporting dashboards
- Orchestrate device/emulator labs and test environments; virtualize external services where needed
- Define acceptance criteria, testability, and risk-based coverage with product and engineering
- Instrument tests and app for logs/metrics/traces; use data to drive reliability improvements
- Mentor engineers on Kotlin testing patterns, GraphQL testing, CI hygiene, and best practices
What youβll bring
- Strong Kotlin expertise for both application and test code in Android ecosystems
- Proven experience automating Android POS apps and payments flows (devices, EMV, refunds, settlements)
- Hands-on mastery with Kaspresso/Espresso for stable, maintainable POS UI automation
- Deep GraphQL testing experience: contracts, schema evolution, error handling, and performance considerations
- Track record building scalable unit/API/e2e frameworks and increasing reliable coverage
- Practical AWS CI/CD experience (CodeCommit, CodeBuild, CodePipeline), artifacts/versioning, and release quality gates
- Proficiency with JUnit5/Kotest, MockK, Retrofit/OkHttp (GraphQL clients), and service virtualization/mocking
- Data-driven quality mindset: flake rate reduction, MTTR improvements, and risk-based testing
- Strong collaboration and communication skills across product, DevOps, and engineering
- Test orchestration with device farms, Docker/Testcontainers, WireMock, Allure/ReportPortal
- Design DB-aware tests: seed/teardown strategies in SQL, validate GraphQL against Aurora (RDS)
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Β· 74 views Β· 41 applications Β· 2d
Senior Python Developer
Full Remote Β· Worldwide Β· Product Β· 5 years of experienceWe are an innovative iGaming company that doesnβt just grow but sets trends in its niche! We are currently looking for a Senior Python Developer to design and build reliable, scalable, and high-performance systems. Key Responsibilities: Design and...We are an innovative iGaming company that doesnβt just grow but sets trends in its niche!
We are currently looking for a Senior Python Developer to design and build reliable, scalable, and high-performance systems.
Key Responsibilities:- Design and develop new functional modules and services in Python
- Optimize and maintain the existing codebase, ensuring performance and scalability
- Work with relational databases (PostgreSQL, MySQL), NoSQL storages (Redis), and message queues (RabbitMQ, Kafka)
- Implement and maintain testing practices (unit and integration tests)
- Collaborate with frontend, QA, and DevOps teams throughout the development lifecycle
Participate in code reviews and architectural discussions
Required Qualifications:
- 5+ years of commercial Python development experience
- Experience with asynchronous programming (aiohttp, asyncio)
- Experience with at least one web framework: FastAPI, Django, or Flask
- Knowledge of Git and collaborative workflows
- Experience with relational databases, query optimization, and complex SQL
- Knowledge of OOP and design patterns
- Understanding of architectural principles (SOLID, DDD, Clean Architecture)
- Experience writing unit and integration tests
- Basic knowledge of Docker and CI/CD fundamentals
- Experience working with enterprise-grade products, including building systems from scratch
- Background in transforming MVPs into full-scale product development
Preferred Qualifications:
- Experience with cloud platforms (AWS, GCP, Azure)
- Familiarity with monitoring and logging tools (Prometheus, Grafana, Sentry)
- Understanding of Event-Driven Architecture
- Previous experience in high-load or iGaming projects
- Ability to take ownership of projects and mentor team members
What We Offer:
- Remote work, MondayβFriday schedule
- Competitive compensation aligned with your experience and skills
- Opportunity to work on a top-tier iGaming project
- Growth and development opportunities within a strong team
- Paid vacation, sick leave, and an extra day off
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Β· 103 views Β· 31 applications Β· 1d
Senior .Net Engineer (EEA contract)
Full Remote Β· EU Β· 7 years of experience Β· B2 - Upper IntermediateMain requirements Applicants must currently be based in the European Economic Area and currently have a valid working visa. The ideal candidate will have been a senior .Net engineer Requirements Position name: Senior .Net Engineer (EEA...Main requirements
- Applicants must currently be based in the European Economic Area and currently have a valid working visa.
- The ideal candidate will have been a senior .Net engineer
Requirements
Position name: Senior .Net Engineer (EEA contract)
Level: Senior
Skills requirements:
- You have extensive experience with .Net core and related technologies in distributed serverless environments
- Prior expirirence and focus with AWS
- You are fluent in English with strong written and verbal communication skills
- You work very well within an agile environment and can collaborate and provide feedback to other team members
- Experience working in a rapid growth fintech or SaaS company an advantage
- You are able to solve problems and enjoy learning new concepts
- Some experience with machine learning systems e.g. Sagemaker integration beneficial but not essential
- You are a proactive, self-starter with ability to stay self-motivated and deliver on task
- Due to regulatory requirements applicants must be based in the EEA and have a valid working visa
Office/Remote: Remote
English level: Upper English - with good written and verbal communication
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Β· 7 views Β· 1 application Β· 1d
Senior BDM
Full Remote Β· Worldwide Β· Product Β· 3 years of experience Β· B2 - Upper IntermediateWe are looking for a strategic and execution-focused Senior BDM. Your mission: lead sales, partnerships, and investment strategy to make us the #1 real estate tokenization platform in Asia and beyond. Responsibilities: Improve sales strategy: identify...We are looking for a strategic and execution-focused Senior BDM.
Your mission: lead sales, partnerships, and investment strategy to make us the #1 real estate tokenization platform in Asia and beyond.
Responsibilities:
- Improve sales strategy: identify key growth vectors, analyze markets, and discover new development opportunities.
- Attract investments to drive company growth, structure M&A deals, and establish strategic partnerships.
- Independently close deals: deliver presentations and pitches to CEOs and founders (B2B, B2C), and finalize agreements.
- Lead the Sales and BD team (currently 2 team members).
- Build long-term, trust-based relationships with partners, clients, and investors.
- Represent the company at exhibitions, conferences, webinars, and interviews.
Requirements:
- 3+ years in sales within IT, fintech, crypto or investment sectors.
- 1+ in crypto is a must.
- Proven track record of attracting investments.
- English proficiency at C1 level or higher.
- Well-developed personal network is a plus.
- Entrepreneurial experience is a strong advantage.
Youβre a fit if you:
- Know how to sell vision, not just features.
- Inspire others β and personally close key deals.
- Thrive in fast-paced, high-uncertainty environments.
What we offer:
- Transparent motivation system: base salary + percentage based on personal and team results.
- No bureaucracy, flexible work schedule.
- Opportunities to grow your personal brand as a company representative.
- Relocation support if you wish to move to Phuket.
- Reimbursement of professional development expenses.
- Online/offline events, corporate training.
- Bonuses and perks from our parent real estate company.
- Paid vacation (24 calendar days) and sick leave.
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Β· 105 views Β· 22 applications Β· 1d
Lead FrontEnd Engineer
Full Remote Β· EU Β· 5 years of experience Β· B2 - Upper IntermediateAbout the Company Our client is the pioneer behind a cutting-edge, AI-powered composable platform that brings together Integration, Data Management, Analytics, and Orchestration in one seamless, cloud-native SaaS solution. Their technology empowers...About the Company
Our client is the pioneer behind a cutting-edge, AI-powered composable platform that brings together Integration, Data Management, Analytics, and Orchestration in one seamless, cloud-native SaaS solution. Their technology empowers business, technology, and data teams to accelerate digital transformation, deliver actionable insights faster, and extend the value of legacy systems.
About the RoleAs a Front-End Engineer, you will be instrumental in building intuitive, high-performance web applications. You will work closely with product managers and backend engineers to deliver seamless user experiences on the companyβs core platform. The tech stack is modern and robust, with React, TypeScript, and Next.js at its core, and plenty of room for innovation in UI architecture and performance optimization.
This is a hands-on engineering role with the opportunity to influence design systems, technical decisions, and the evolution of the productβs front end.
We are looking for a strong Lead Frontend Engineer who will take full ownership of the frontend part β someone who will actively contribute to the product rather than wait for detailed instructions.This person should be able to assess the current frontend setup on the client side, propose a clear roadmap and effort estimation, and determine whether the current team capacity is sufficient or if additional resources are needed.
The client hasnβt had a dedicated frontend developer before β the existing UI was built by backend engineers and is currently in poor shape. Thereβs a high chance the codebase is messy and will require a thorough review. The Lead will need to analyze it and propose a solid plan for refactoring or rewriting the frontend properly.
Thatβs why we need a proactive, hands-on leader and driver who can take initiative and guide the frontend direction with confidence.
Key Responsibilities
- Design, develop, and maintain front-end web applications using React and TypeScript.
- Work with the product and engineering team to develop wireframes and prototypes.
- Define and improve UI/UX guidelines and best practices for the platform.
- Build and maintain reusable components and contribute to the design system.
- Work as part of a cross-functional squad, delivering new features using agile methodologies with minimal guidance.
- Work with MongoDB and other data stores.
- Write and maintain unit and end-to-end tests using Jest and Playwright to ensure quality.
- Review PRs and provide feedback to maintain high-quality code and engineering best practices.
- Participate in technical discussions and contribute to platform improvements.
- Stay up to date with the latest web technologies and advocate for best practices.
Your Knowledge & Experience
- 5+ years experience in modern web development.
- Experience working with design tools such as Figma to create wireframes and prototypes.
- Strong proficiency in TypeScript, React, and npm.
- Experience with web frameworks like Next.js and Express.js.
- Familiarity with component libraries like ShadCN, MUI, Tanstack, and building out custom design systems.
- Deep understanding of CSS frameworks like Tailwind, responsive design, and accessibility principles.
- Strong knowledge of REST APIs, component-driven architecture, and front-end state management.
- Experience working with MongoDB or other similar Document NoSQL data stores.
- Knowledge of cloud platforms, such as GCP and AWS.
- Strong testing mindset with hands-on experience using Jest, Playwright or similar testing frameworks.
- Worked within an agile environment (Scrum, Kanban, etc).
Soft Skills:
- Excellent communication and presentation skills
- Energetic & driven
- Innovative
- Resilient
- Insightful
- Creative
- Problem solver
- Sound judgement
- Analytical
- Capacity to learn
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
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Β· 49 views Β· 4 applications Β· 1d
Full Stack PHP developer (Laravel+Vue.js)
Full Remote Β· Ukraine Β· Product Β· 5 years of experience Β· B2 - Upper IntermediateYouWe ApS is a Danish service company and strategic IT partner, building scalable IT solutions that streamline processes and enable growth for e-commerce companies. Since 2014, weβve been helping businesses automate workflows, optimize complex processes,...YouWe ApS is a Danish service company and strategic IT partner, building scalable IT solutions that streamline processes and enable growth for e-commerce companies. Since 2014, weβve been helping businesses automate workflows, optimize complex processes, and scale internationally.
We are looking for a Full Stack PHP Developer to strengthen our team. In this role, you will work closely with Project Managers, collaborating to deliver high-quality solutions that perfectly match our clientsβ needs.
ResponsibilitiesAs a Full Stack PHP Developer, you will:
- Develop new system features and improve existing functionality
- Write clean, efficient, and maintainable code
- Continuously improve code quality through refactoring and best practices
- Collaborate daily with international team members to align on project goals
Must-Have SkillsTo be successful in this role, youβll need:
- Solid experience with PHP (3+ years)
- Proficiency with Laravel (any version)
- Experience working with Vue.js
- Strong knowledge of MySQL
- Confidence with Git and GitHub workflows
- Experience with REST API integration
- Solid understanding of development principles: SOLID, DRY, PSR standards
- Upper-Intermediate English (both written and spoken)
Nice to Have SkillsThese skills would be a plus, but are not essential:
- Experience with Yii 2
- Familiarity with Docker
- Knowledge of GraphQL
- Experience working with Linux servers
What We OfferWe believe in supporting our team members, which is why we offer:
- A fully remote work model
- Flexible working hours
- 20 days of paid vacation, plus all Ukrainian holidays off, and paid sick leaves
- A health and sport bonus
- Coverage for self-development
- Accounting support
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Β· 9 views Β· 0 applications Β· 1d
Data Engineer (GCP)
Hybrid Remote Β· Ukraine (Vinnytsia, Zhytomyr, Ivano-Frankivsk + 8 more cities) Β· 5 years of experience Β· B2 - Upper IntermediateCiklum is looking for an Expert Data Engineer to join our team full-time in Ukraine. We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a...Ciklum is looking for an Expert Data Engineer to join our team full-time in Ukraine.
We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.
Responsibilities:
- Lead efforts to optimize BigQuery performance, identify and resolve inefficient queries, and implement best practices for data processing at scale
- Proactively analyze SQL code for antipatterns and suggest refactoring to improve query execution, cost efficiency, and maintainability
- Develop and implement strategies for BigQuery storage optimization, including data partitioning, clustering, and archiving
- Collaborate extensively with various data teams to understand their pipelines, identify optimization opportunities, and provide guidance on efficient BigQuery usage
- Design, build, and maintain robust and cost-effective data solutions that leverage BigQuery capabilities to meet evolving business needs
- Provide technical leadership and mentorship to data engineers, fostering a culture of continuous improvement in data pipeline efficiency and quality
- Develop and maintain documentation for BigQuery optimization techniques, best practices, and standard operating procedures
- Participate in code reviews, ensuring adherence to BigQuery optimization principles and high-quality SQL code standards
- Research and evaluate new BigQuery features and related technologies to enhance data processing capabilities and efficiency.
Requirements:
We know that sometimes, you canβt tick every box. We would still love to hear from you if you think youβre a good fit!
- 5+ years of experience coding in SQL and Python with solid CS fundamentals including data structure and algorithm design
- 2+ years of experience with BigQuery and solid understanding of how it works under the hood
- 3+ years contributing to production deployments of large backend data processing and analysis systems as a team lead
- 3+ years of experience in cloud data platforms (GCP)
- Knowledge of professional software engineering best practices for the full software
- Knowledge of Data Warehousing, design, implementation and optimization
- Knowledge of Data Quality testing, automation and results visualization
- Knowledge of BI reports and dashboards design and implementation (Tableau, Looker)
- Knowledge of development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations
- Experience participating in an Agile software development team, e.g. SCRUM
What`s in it for you?
- Strong community: Work alongside top professionals in a friendly, open-door environment
- Growth focus: Take on large-scale projects with a global impact and expand your expertise
- Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications
- Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies
- Flexibility: Enjoy radical flexibility β work remotely or from an office, your choice
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Β· 40 views Β· 9 applications Β· 1d
Full-Stack Software Engineer (React Native, Node.js, TypeScript)
Full Remote Β· Countries of Europe or Ukraine Β· 4 years of experience Β· B2 - Upper IntermediateEnglish B2 Responsibilities: - React Native - Node.js - TypeScript We offer: Cooperation with a stable company with well-established processes and a positive atmosphere Experience in project management of different levels of complexity, methodology,...English B2
Responsibilities:
- React Native
- Node.js
- TypeScript
We offer:- Cooperation with a stable company with well-established processes and a positive atmosphere
- Experience in project management of different levels of complexity, methodology, and approaches
- Flexible schedule: Mon-Fri (8 hours a day)
- 18 days of paid vacation; 15 days sick leave
- A decent level of remuneration with regular reviews of the results of cooperation
- Extensive loyalty program
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Β· 9 views Β· 0 applications Β· 1d
Mobile Assessment Engineer
Full Remote Β· Ukraine Β· Product Β· 2 years of experienceBig product software company is looking for a Mobile Assessment Engineer. Remote work, high salary + financial bonuses (up to 100% of the salary), regular salary review, interesting projects, good working conditions. REQUIREMENTS: - 2+ years of relevant...Big product software company is looking for a Mobile Assessment Engineer. Remote work, high salary + financial bonuses (up to 100% of the salary), regular salary review, interesting projects, good working conditions.
REQUIREMENTS:
- 2+ years of relevant professional experience;
- Deep understanding of Android security architecture;
- Practical experience in reverse engineering;
- Knowledge of C/C++, Java;
- Higher education;
- Technical English (higher level is advantage).
COMPANY OFFERS:
- Employment under gig-contract, all taxes are paid;
- Flexible working hours;
- 28 days of paid vacation + 15 days at your own expense;
- Paid sick leave;
- Medical insurance (with dentistry and optics), including the children;
- Opportunity to become an inventor of international patents with paid bonuses;
- Career and professional growth;
- Own base of courses and trainings;
- Office in the Kyiv city centre / remotely;
- Provision of necessary up-to-date equipment;
- Regular salary review and financial bonuses (up to 100% of the salary);
- Bonuses for wedding, birth of children and other significant events;
- Paid maternity leave;
- Paid lunches, tea, coffee, water, snacks;
- Discounts to company's products, services.
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Β· 26 views Β· 3 applications Β· 1d
Senior FS Engineer
Full Remote Β· Armenia, Poland, Ukraine Β· 5 years of experience Β· B2 - Upper IntermediatePython 80%, React.js 20% Weβre building the future of industrial automation. As a core engineer, youβll have the opportunity to shape both the product and the culture while working on challenges at the intersection of AI, robotics, and scalable cloud...Python 80%, React.js 20%
Weβre building the future of industrial automation.
As a core engineer, youβll have the opportunity to shape both the product and the culture while working on challenges at the intersection of AI, robotics, and scalable cloud software.What You'll Do
β’ Design and develop core infrastructure for a complex, real-time industrial automation platform
β’ Take end-to-end ownership of features from conception to deployment
β’ Have direct impact on product direction and technical decisions as an early team member
β’ Build robust, scalable solutions that will power thousands of production lines
Required Experience
β’ Real-time event systems (SSE) and message queuing - MUST
β’ 5+ years of hands-on software engineering experience
β’ Full-stack proficiency with JavaScript/TypeScript (Next.js/ React.js) and Python
β’ Daily use of AI tools (ChatGPT, Claude, Copilot) to accelerate development
β’ FastAPI, WebSockets, Python async programming
β’ PostgreSQL, Redis, and workflow orchestration systems
β’ Docker containerization and microservices architecture
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Β· 46 views Β· 5 applications Β· 1d
Java Developer (with React)
EU Β· Product Β· 5 years of experience Β· B1 - IntermediateARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the worldβs biggest online casinos for its cutting-edge products,...ARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the worldβs biggest online casinos for its cutting-edge products, ARRISE helps to deliver exceptional gaming experiences to millions of players worldwide.
Our global team of talented and driven professionals are shaping the future of iGaming. Headquartered in Gibraltar, we have offices spanning Canada, India, the Isle of Man, Latvia, Malta, Romania, Serbia, Bulgaria, and the UAE, and more exciting destinations on the horizon.
At ARRISE, we take pride in creating growth opportunities at all levels, constantly investing in our people while welcoming new colleagues and forging strategic partnerships that open new opportunities for success. To achieve this, we bet on ourselves. We know that success is a collective effort, and our team is driven by ambition, collaboration, and a shared commitment to grow and succeedβwhile embracing every step of the journey.
Be part of the future of iGaming with ARRISERS! See a job that excites you? Apply now, and our friendly recruitment team will connect with you soon. Your journey starts here!
Required Skills:
- 5+ years of hands-on experience in commercial software development using Java.
- Solid understanding of Object-Oriented Programming (OOP) concepts and proficient in applying design patterns.
- Extensive expertise in Java Core and the Spring framework (including Spring Boot, Spring Web, Spring Data, Spring Cloud).
- Proficiency in vanilla JDBC for database interactions.
- Strong understanding of RDBMS concepts and SQL, with experience working with databases such as Oracle, PostgreSQL.
- Experience with Redis.
- Experience with distributed messaging systems, particularly RabbitMQ.
- Proven track record in the development of microservices and distributed transactional systems.
- Knowledge of fundamental design principles for building scalable and highly available applications.
- Good foundation in algorithms, design patterns, and data structures.
- Proficiency in unit/functional testing frameworks such as JUnit 4/5, Spock, and Testcontainers.
Preferred Skills:
- Experience in application and infrastructure monitoring.
- Proven ability to troubleshoot production problems related to software applications.
- Exposure to high-load systems.
- Good spoken and written English skills.
- Experience with JSP, Thymeleaf, JavaScript, TypeScript, React would be a big plus.
- Experience with MongoDB would be a big plus.
Responsibilities:
As a Java Software Engineer, you will play a pivotal role in engineering and implementing a high-loaded enterprise system that serves tens of thousands of users logging into our product every day. Your responsibilities will include:
- Collaborating with cross-functional teams to design, develop, and maintain robust software solutions that meet the needs of our enterprise-level system.
- Architecting scalable and efficient Java-based components to ensure optimal performance under high load.
- Implementing best practices in software engineering, including code reviews, testing methodologies, and documentation standards.
- Optimizing system performance and reliability through continuous monitoring, troubleshooting, and performance tuning.
- Participating in the entire software development lifecycle, from requirements gathering and design to deployment and support.
- Staying up-to-date with the latest technologies and industry trends to continuously improve our system architecture and development processes.
Company offers:
- Long-term employment.
- Flexible timetable.
- Comfortable working conditions.
- Paidβ―vacationβ―andβ―sickβ―leaves.
- English lessons, gym.
- Competitive salary level.
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Β· 95 views Β· 37 applications Β· 1d
Senior Node.js Developer
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 4 years of experience Β· B1 - IntermediateJoin us as a Senior Node.js Developer and become part of a team that builds an innovative product with clean code, bold solutions, and a strong team spirit! Youβll work directly with stakeholders, influencing key decisions and driving product...Join us as a Senior Node.js Developer and become part of a team that builds an innovative product with clean code, bold solutions, and a strong team spirit! Youβll work directly with stakeholders, influencing key decisions and driving product growth.
Zeely AI is a platform that leverages artificial intelligence to generate viral UGC videos and ad banners, and to launch effective ad campaigns on Facebook and Instagram β helping small businesses get noticed and grow.
We already have 150,000+ users in the US, making us one of the Top 5 players in our vertical on the American market by active user count. Zeely is a stable product, growing more than 4x annually in the US, with a team of 90+ professionals.
We are proud to be part of the Google for Startups Alumni community and official partners of Meta and TikTok. In 2024, Zeely was recognized among the Top 25 fastest-growing startups in Ukraine by Forbes.
Your key responsibilities:- Developing and maintaining the back-end of web applications
- Designing and building REST APIs
- Working with PostgreSQL and Redis databases
- Integrating with third-party APIs
- Building and deploying applications on AWS (EC2, S3, CloudFront)
- Writing unit and integration tests
- Optimizing application performance
- Debugging and troubleshooting issues
- Writing technical documentation
- Conducting code reviews
What weβre looking for:- 6+ years of commercial experience with Node.js applications
- 2+ years of experience with the NestJS framework
- 2+ years of experience with microservices architecture
- Strong experience with REST APIs and data streaming
- 3+ years of hands-on work with Redis and PostgreSQL (data modeling, indexing, caching, ORM such as Prisma/TypeORM/Drizzle ORM)
- Experience with AWS (ECS/EKS, EC2, S3, SQS, CloudFront)
- 2+ years of experience with message brokers
- 2+ years of experience with payment systems
- 2+ years of experience with Docker
- Solid background integrating with third-party APIs
- Understanding of scalable and reliable system design principles
- Experience with version control systems (Git)
Nice to have:- Valid AWS certification
- Commercial experience with high-load systems
- Experience building back-end for iOS, Android, and web applications
- Experience with Terraform/Pulumi
- Commercial experience with AI APIs
- English level: Upper-Intermediate
Why itβs exciting to work with us:- Work with cutting-edge technologies and contribute to building AI-powered tools
- Join a strong A-level team that motivates you to grow and achieve more
- Remote-first approach: work from anywhere, with the option to visit our offices in Warsaw and Kyiv
- Paid day offs and sick leaves β we care about your work-life balance
- Regular performance reviews to ensure your growth is transparent and rewarded
- Financial support β consultations for private entrepreneurs from our dedicated finance team
Recruitment process: Recruiter interview > Test assignment > Interview with Backend Lead > Final interview with COO & CCO > Reference check > Job offer
Send us your CV β weβd love to get to know you better!
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Β· 30 views Β· 3 applications Β· 1d
Data Engineer/Developer
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 4.5 years of experience Β· B2 - Upper IntermediateWe are toogeza, a Ukrainian recruiting company that is focused on hiring talents and building teams for tech startups worldwide. People make a difference in the big game, we may help to find the right ones. Currently, we are looking for a Data Engineer...We are toogeza, a Ukrainian recruiting company that is focused on hiring talents and building teams for tech startups worldwide. People make a difference in the big game, we may help to find the right ones.
Currently, we are looking for a Data Engineer for Spinlab.
Location: Remote
Job Type: Full-Time
About our client:
We help slot gaming leaders unlock the potential of their data, enhancing business outcomes and strengthening their competitive edge in the market. We collect and process data using advanced methods and technologies to provide our clients with clear, actionable recommendations based on real metrics. SpinLabβs goal is not just to collect data but to help businesses use it for maximum efficiency and amplify their performance results.
About the Role:
Weβre looking for a hands-on Data Engineer with a strong focus on data infrastructure, analytics collaboration, and cost-efficient operations. In this role, you will develop and optimize ETL processes, ensure data reliability and scalability, and work closely with analytics and product teams to support data-driven decision-making.
You will also contribute to the effective management of cloud resources, with a focus on automation, cost optimization, and continuous improvement.
Responsibilities:- Understand, format and prepare data for analytics and data-science processes.
- Design, build, and optimize scalable ETL/ELT pipelines for batch and streaming data.
- Collaborate with analysts to understand data needs and ensure accessible, well-modeled data sets.
- Dive deep into system metrics and usage patterns to identify opportunities for FinOps-driven cost savings.
- Manage data infrastructure on GCP (BigQuery, Cloud Composer,Vertex AI, Kubernetes, etc.).
- Automate infrastructure provisioning using Pulumi or Terraform.
- Set up data quality monitoring, alerting, and logging systems.
- Collaborate with data scientists and ML engineers to productionize models and build supporting pipelines.
- Continuously improve performance, scalability, and cost-efficiency of data workflows.
Requirements:
- Strong experience with Python and SQL for data engineering.
- Solid understanding of cloud platforms (ideally GCP) and data services (BigQuery, Cloud Storage, etc.).
- Hands-on experience with Infrastructure-as-Code tools like Pulumi or Terraform.
- Experience with Airflow, dbt, or similar orchestration/transform tools.
- Proficiency in Docker and Kubernetes for data workflows.
- Understanding of Linux systems, cloud networking, and security best practices.
- Experience with CI/CD pipelines and version control (GitLab or similar).
- A mindset for continuous improvement, optimization, and working cross-functionally.
Will be a plus:
- Previous exposure to FinOps practices or cost-optimization work in cloud environments.
- Experience with ClickHouse.
- Experience with AWS.
- Familiarity with iGaming, B2B SaaS, or Fintech domains.
- Experience supporting data science/ML workflows in production.
- Cloud/data-related certifications.
Benefits:- Work on meaningful data products and shape them with your vision.
- 25 vacation days + birthday leave.
- Flexible, remote-friendly culture with a small, dedicated team.
- English classes with native speakers.
- Health insurance.
- Annual education & development budget.
Whatβs next?
If this role sounds like a fit β weβd love to hear from you! Just send over your CV and anything else youβd like us to consider.
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Weβll review everything within five working days, and if your background matches what weβre looking for, weβll get in touch to set up a call and get to know each other better. -
Β· 56 views Β· 18 applications Β· 1d
Flutter Tech Lead
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 4 years of experience Β· B1 - IntermediateJoin Us as a Flutter Tech Lead and Become a Key Player in Building a Product That Transforms Businesses Every Day. Weβre looking for a responsible and proactive leader with a strong product mindset β someone who cares not only about writing clean code but...Join Us as a Flutter Tech Lead and Become a Key Player in Building a Product That Transforms Businesses Every Day.
Weβre looking for a responsible and proactive leader with a strong product mindset β someone who cares not only about writing clean code but also about the product itself: who our users are and why they choose Zeely.
In this role, youβll spend 80% of your time on development and 20% on team management. Youβll work directly with stakeholders, influencing core technical and product decisions while ensuring code quality and system stability.
Zeely AI is a platform that leverages artificial intelligence to generate viral UGC videos and ad creatives, as well as launch effective Facebook and Instagram campaigns β helping businesses stand out and grow.Our Tech Stack
- Frontend: React
- Mobile: Flutter, Dart
- Backend: Node.js, NestJS, TypeScript, REST API, PostgreSQL, Redis, microservices, 3rd party API integrations
- Infrastructure: AWS (EC2, CloudFront, S3), GitHub
Your key responsibilities:- Lead and coordinate the mobile team, ensuring motivation and professional growth.
- Analyze requirements and estimate task delivery timelines.
- Contribute to key technical and architectural decisions.
- Perform code reviews.
- Design, develop, and maintain mobile applications using our stack and modern technologies.
- Test software to ensure performance and reliability.
- Troubleshoot, debug, and update applications.
- Stay up to date with industry trends and ensure our apps remain innovative.
- Work in a continuous delivery environment.
- Collaborate with the product team to ensure intuitive and user-friendly solutions.
What weβre looking for:- 5+ years of mobile development experience (including 3+ years with Flutter & Dart).
- 2+ years of experience as a Team Lead or Tech Lead.
- Experience with native mobile development.
- Strong knowledge of OOP, SOLID, and DRY principles.
- Hands-on experience with REST API, JSON, HTTP, WebSocket, Analytics SDKs, Firebase.
- Understanding of state management (Provider, BLoC, GetX).
- Proficiency with Git and version control workflows.
- Experience with publishing apps to Google Play and the App Store.
Why itβs exciting to work with us:- Work with cutting-edge technologies and contribute to building AI-powered tools
- Join a strong A-level team that motivates you to grow and achieve more
- Remote-first approach: work from anywhere, with the option to visit our offices in Warsaw and Kyiv
- Paid day offs and sick leaves β we care about your work-life balance
- Regular performance reviews to ensure your growth is transparent and rewarded
- Financial support β consultations for private entrepreneurs from our dedicated finance team
Recruitment process: Recruiter interview > Test assignment > Final interview with> Reference check > Job offer
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Send us your CV β weβd love to get to know you better! -
Β· 21 views Β· 4 applications Β· 1d
Full-stack Engineer
Hybrid Remote Β· Poland, Ukraine (Lviv) Β· 6 years of experience Β· B2 - Upper IntermediateOur client is a travel technology company focused on streamlining hotel bookings for business travel organizers.β βTheir intelligent online hotel booking platform delivers personalized room recommendations based on each travelerβs preferences, past...Our client is a travel technology company focused on streamlining hotel bookings for business travel organizers.β
βTheir intelligent online hotel booking platform delivers personalized room recommendations based on each travelerβs preferences, past activity, and upcoming travel plans. By partnering with leading hotel chains and global distribution networks, the platform guarantees customers the best available rates in real time.
Requirements:β you have 5+ years of experience in the following tech stack: JavaScript, Node.js, React.js, TypeScript, MongoDB, AWS (S3, SQS, RDS etc.)
β you bring a software engineering background and an entrepreneurial mindset
β you love patterns and complex challenges, you know how to evaluate solutions and how to choose the right one based on experience and clever decision-making
β you are hands-on, reliable and innovative in implementing those solutions
β you can work on your own but you love to share your knowledge and work with the team
β you have upper-intermediate to advanced English level
Would be a plus:β bachelorβs degree in Computer Science, Engineering or related field
What you will do:
β develop complex, high-quality, fast, and reusable code
β be involved in decision-making process of the project
β develop some solutions from scratch
β use the variety of tools out there to improve architecture and code base every day
β investigate and implement new leading-edge technologies
β solve interesting and challenging tasks on the projectβ
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βWhy Rolique?
β
β we believe in fairness, transparency and helpfulness in everyday work
β your personal development is important to us, therefore we promote the internal transfer of knowledge and strengthen your βzone of geniusβ
β 20 days of paid vacation and 5 days of sick leaves
β personal budget for courses, training, and certifications
β health support and sports compensation
β accounting support