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1279
  • Β· 194 views Β· 43 applications Β· 22d

    Senior Product Designer - Crypto to $8000

    Full Remote Β· Worldwide Β· 5 years of experience Β· C1 - Advanced
    Who we are? We’re at the core of fintech innovation, building a decentralized financial ecosystem that merges traditional banking with blockchain and AI. Our mission is to make wealth accessible to all through products like hybrid card-crypto wallets,...

     

    Who we are?

    We’re at the core of fintech innovation, building a decentralized financial ecosystem that merges traditional banking with blockchain and AI. Our mission is to make wealth accessible to all through products like hybrid card-crypto wallets, used by over 70,000 paying clients across 40+ countries. Operating globally from Dubai, our team collaborates remotely from 20+ countries, redefining how people earn, spend, and grow their finances.

     

    Philosophy

    We believe that wealth creation should be fair, transparent, and universal. Our vision is to replace outdated banking systems with decentralized products that give users full control over their assets. We build technology that is fast, borderless, and human‑centered, focusing on simplicity and trust in every product experience.

     

    Role Overview

    We are looking for a Senior Product Designer to take full ownership of the design of our mobile app and digital financial ecosystem. This is an individual contributor role, ideally for a designer who has already mastered end-to-end product delivery and seeks creative independence. You’ll partner closely with product, engineering, and brand teams to create intuitive, consistent, and visually refined user experiences that scale globally. The role requires 6–8 years of relevant experience, with at least 5 years in fintech, payments, or crypto products.

     

    Key Responsibilities

    • Lead product and feature design from concept to release, shaping both UX and UI across platforms.
       
    • Create user flows, wireframes, prototypes, and development‑ready design specifications.
       
    • Deliver data‑driven and user‑centered solutions based on research and usability insights.
       
    • Define design strategy and sustain product consistency through pattern libraries and design systems.
       
    • Collaborate closely with the frontend lead (in Thailand), ensuring design feasibility and rapid implementation.
       
    • Work cross‑functionally with backend and delivery managers to maintain alignment between design and technical execution.
       
    • Maintain the app’s adherence to brand guidelines through collaboration with the Senior Brand Designer (Amsterdam).

       

    Additional Requirements

     

    • Demonstrated fintech or crypto portfolio with 2–3 case studies showcasing 70%+ personal contribution.
       
    • Strong understanding of visual hierarchy, interaction design, and user psychology.
       
    • Excellent communication and storytelling skills β€” ability to articulate design rationale clearly.
       
    • Fluent English and confident communication style for collaboration in a fully international team.
       
    • Experience working with global, remote teams and multiple stakeholders.
       
    • High professional independence and self‑management; able to plan, prioritize, and deliver without constant supervision.

       

    Team Structure

    You will report directly to the Head of Design, work daily with the Frontend Lead (Bangkok) and Brand Designer (Amsterdam), and collaborate closely with the delivery and product management teams. The broader design group already includes senior professionals responsible for brand identity, visual systems, and marketing design.
     

    What else is important

    We are looking for a true senior β€” someone who’s been in a senior role for at least 2–3 years, confident in owning design decisions and able to engage tech leads with clarity. Designers from startup or scale‑up companies are the best fit; large corporate backgrounds often lack the pace and adaptability we expect.

     

    Insight and daily based tasks

    Your typical day will include syncing with developers in Thailand’s time zone, refining feature flow logic, and preparing handoff files in Figma. You’ll review design QA feedback, iterate on released product metrics, and present small feature improvements directly to the Head of Design. A large focus is on crypto payment interactions, hybrid wallet designs, and user verification flows aligned with AI-driven compliance tools.

     

    Our benefits
     

    • Fully remote work setup with flexible hours (Asia preferred time zone Β±2h from UAE)

       
    • 10 paid vacations and paid sick leaves (within reasonable use)

       
    • Company‑covered software licenses and design tools (Figma, research, or animation apps)

       
    • Direct impact on the design direction of a global fintech product

       
    • Fast communication and minimal bureaucracy β€” every idea easily reaches decision‑makers

       

    Recruitment process

     

    1. Intro call with VP Team – portfolio and background screening.
       
    2. Interview with Head of Design – in‑depth fintech project review and portfolio presentation (only personal contributions are discussed).
       
    3. Final culture-fit call with the CEO (20–30 minutes).

       

     

    More
  • Β· 43 views Β· 4 applications Β· 22d

    Senior DevOps Engineer

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Project Description: For our fast-growing startup client, which is a global leader in financial infrastructure solutions, together with the client, we build complex solution which is unlocking private credit and providing unparalleled access through its...
    • Project Description:

      For our fast-growing startup client, which is a global leader in financial infrastructure solutions, together with the client, we build complex solution which is unlocking private credit and providing unparalleled access through its modern marketplace, empowering investors, borrowers, and managers with innovative technology to increase the speed and frequency of transactions at a fraction of the cost. The solution's core infrastructure delivers public market efficiencies to the analog private credit market by powering the sourcing, structuring, syndication, surveillance and servicing of private credit transactions from beginning to end. The platform is becoming the market standard for asset-based and corporate lending, powering over $2 billion in transaction volume in a multi-trillion-dollar private credit industry.
       We are seeking a talented Senior DevOps Engineer to be a driving force behind our mission to modernize the private credit market. In this role, you won't just manage infrastructure; you'll design, secure, and scale the core systems that power our platform. You will be a catalyst for reliability and efficiency, responsible for building cloud-native systems, automating processes, and ensuring best-in-class security practices across the entire stack.

     

     

    • Responsibilities:

      ● Infrastructure as Code: Design, build, and maintain AWS infrastructure using Terraform.
      ● Cloud Operations: Manage, monitor, and optimize AWS services including EKS, RDS Aurora PostgreSQL, VPC, and IAM.
      ● Containerization & Orchestration: Build and operate Kubernetes clusters and Dockerized applications in production.
      ● CI/CD & GitOps: Develop and maintain CI/CD pipelines (GitHub Actions, GitOps workflows) and data orchestration (Airflow DAGs).
      ● Database Reliability: Ensure performance, scalability, and reliability of Aurora PostgreSQL with strong security and backup practices.
      ● Monitoring & Incident Response: Design and operate observability systems (metrics, logs, traces, alerting, availability, etc) and lead structured incident response and postmortems.
      ● Security & Compliance: Apply DevSecOps principles to safeguard infrastructure, manage secrets, and adhere to compliance frameworks (SOC2).
      ● Collaboration: Partner closely with engineering teams to embed secure and scalable infrastructure practices into development workflows.
      ● Automation & Innovation: Continuously drive automation and improvements in deployments, testing, and system reliability.

     

     

    • Mandatory Skills Description:

      ● 5-10 years of DevOps, SRE, or infrastructure engineering experience in a cloud-native environment
      ● Proven expertise with AWS (EKS, RDS, EC2, S3, VPC, IAM)
      ● Strong experience with Terraform and GitOps workflows
      ● Hands-on expertise with Kubernetes and Docker
      ● Solid knowledge of PostgreSQL operations and performance tuning
      ● Strong security-first mindset; experience hardening systems and managing secrets
      ● Familiarity with compliance frameworks such as SOC2
      ● Proficiency with scripting languages (Python, Bash)
      ● Experience designing highly available systems across multiple AZs and regions
      ● Track record of reducing toil via scripting, automation, and developer tooling
      ● Excellent problem-solving and communication skills
      ● Self-motivated team player able to work independently in a fast-paced environment

     

     

    • Nice-to-Have Skills Description:

      ● Experience in FinTech domain

     

     

    • Languages:
      • English: B2 Upper Intermediate
    More
  • Β· 52 views Β· 7 applications Β· 22d

    Senior Technical Writer IRC280209

    Full Remote Β· Ukraine Β· 5 years of experience Β· C1 - Advanced
    Description Our client is innovative manufacturer of medical devices in the United States which produces a devices and software applications. At this project, you will have a great opportunity to be involved into the full development life cycle of medical...

    Description

    Our client is innovative manufacturer of medical devices in the United States which produces a devices and software applications.

    At this project, you will have a great opportunity to be involved into the full development life cycle of medical software which is intended to help individuals by processing certain information taken from medical devices to identify health trends and to track daily activities.

     

    Requirements

    • 5+ years of experience in writing technical documentation
    • Philological or technical background
    • Excellent command of English (Advanced +)
    • Excellent written and verbal communication skills
    • Proofreading and editing skills
    • Analytical skills
    • Team player
    • Experiance in Healthcare domain would be a plus

     

    Job responsibilities

    • Create, edit, update, and maintain project-related documentation
    • Work closely with development, testing, and product teams to ensure the quality, discoverability, and accuracy of the content created or updated
    • Work with different document control tools to process project-related documentation
    • Documentation releasing 
    • Localization 
    More
  • Β· 146 views Β· 63 applications Β· 10d

    Senior DevOps Engineer - Multi-Cloud

    Full Remote Β· Worldwide Β· 5 years of experience Β· B2 - Upper Intermediate
    We are looking for a Senior DevOps Engineer. Innovecs is a global digital services company with a presence in the US, the UK, the EU, Israel, Australia, and Ukraine. Specializing in software solutions, the Innovecs team has experience in Supply Chain,...

    We are looking for a Senior DevOps Engineer.

     

    Innovecs is a global digital services company with a presence in the US, the UK, the EU, Israel, Australia, and Ukraine. Specializing in software solutions, the Innovecs team has experience in Supply Chain, Healthtech, Collaboration Tech, and Gaming.

    For the fifth year in a row, Innovecs is included in the Inc. 5000, the list of fastest-growing private companies in the US, and a ranking of the best global outsourcing service providers by IAOP. Recently, Innovecs was honored with the prestigious Global Good Awards for the Employee Engagement & Wellbeing, won gold at the Employer Brand Management Awards, and was included in the Global Top 100 Inspiring Workplaces Ranking.

     

    Requirements:

    • 5+ years of experience in DevOps roles with deep, hands-on experience across both Microsoft Azure and Amazon Web Services (AWS),
    • Expertise in CI/CD pipeline development and automation using GitLab Ultimate,
    • Hands-on experience with Docker and Kubernetes (AKS & EKS),
    • Proficiency in Infrastructure as Code (IaC), primarily using Terraform,
    • Experience in monitoring, performance optimization, and system security,
    • Excellent problem-solving skills.

    Nice-to-Have Skills:

    • Advanced Cloud Security: Experience with cloud-native security tools, identity management, and implementing security best practices,
    • MLOps Experience: Exposure to building or managing infrastructure for machine learning pipelines (e.g., Azure Machine Learning, AWS SageMaker, MLFlow, KubeFlow).

       

    Responsibilities:

    • Design, build, and maintain secure, scalable, and resilient cloud infrastructure across Azure and AWS,
    • Develop and automate CI/CD pipelines for application deployment using GitLab Ultimate,
    • Manage and optimize containerized environments using Docker and Kubernetes (AKS/EKS),
    • Implement and maintain Infrastructure as Code, primarily using Terraform,
    • Monitor system performance, ensure high availability, and proactively address issues,
    • Apply cloud security best practices, including identity management and threat detection,
    • Continuously evaluate and integrate new tools and technologies to improve DevOps processes.

     

    Our value to you:

    • Flexible hours and remote-first mode,
    • Competitive compensation,
    • Complete Hardware/Software setup – anything you need for work,
    • Open-door culture, transparent communication, and top management at a handshake distance,
    • Health insurance, vacation, sick leaves, holidays, paid maternity/paternity leave,
    • Access to our learning & development center: workshops, webinars, training platform, and edutainment events,
    • Virtual team buildings and social activities.
    More
  • Β· 110 views Β· 23 applications Β· 22d

    Lead QA Automation (JS/TS)

    Full Remote Β· EU Β· Product Β· 5 years of experience Β· A2 - Elementary
    Our client is an international product-based IT company specializing in the iGaming industry. Founded in 2014, the company quickly became a leader in the CIS region and is now expanding globally. We are currently looking for a Lead QA Automation. ...

    Our client is an international product-based IT company specializing in the iGaming industry. Founded in 2014, the company quickly became a leader in the CIS region and is now expanding globally.

     

    We are currently looking for a Lead QA Automation.

     

    πŸ“‹ Key responsibilities and your contribution:

    β€” Define and implement a comprehensive quality strategy across UI, API, and performance layers.

    β€” Design, build, and maintain Playwright automation frameworks (UI & API) following best practices for scalability, stability, and maintainability.

    β€” Develop and manage performance and load testing scenarios using k6 β€” including ramp-up profiles, thresholds, data parameterization, and result analysis.

    β€” Integrate automated tests into GitLab CI/CD pipelines, ensuring fast, reliable, and transparent execution.

    β€” Lead and mentor QA engineers through code reviews, training, and personal development plans.

    β€” Collaborate with architects and developers to define testable requirements, acceptance criteria, and SLO/SLA metrics.

    β€” Track and continuously improve quality KPIs (defect leakage, flaky rate, coverage, MTTD/MTTR).

    β€” Maintain test data and environment management strategies, using mocks, stubs, and contract testing when necessary.

    β€” Drive continuous improvement and promote a shift-left testing culture across teams.

     

    πŸ“š Your qualifications:

    β€” 5+ years of experience in QA, including 2+ years in a Lead or Senior Automation role.

    β€” Strong TypeScript/JavaScript skills (3+ years) with hands-on experience in Playwright (fixtures, projects, traces, parallel execution, retries).

    β€” Proven track record of building automation frameworks from scratch β€” including structure, configuration, reporting, and CI integration.

    β€” Solid experience with k6: writing JS-based load tests, configuring thresholds, designing ramp/spike/soak tests, and analyzing metrics.

    β€” Experience with performance monitoring tools (Prometheus, Grafana).

    β€” CI/CD proficiency: GitHub Actions or GitLab CI (parallelization, caching, artifact management).

    β€” Strong background in API testing (REST/GraphQL), contract testing (Pact/OpenAPI), and tools like Postman or Newman.

    β€” Working knowledge of SQL and basic NoSQL databases (querying, seeding, transactions).

    β€” Familiarity with Docker and cloud environments (AWS/GCP/Azure).

    β€” Understanding of clean test design principles (SOLID, test pyramid, modular architecture).

    β€” Skilled in debugging, log analysis, and using observability tools.

    β€” English level: A2-B1 (comfortable with documentation).

     

    βž• Nice to have:

    β€” Experience in high-load domains such as gambling, fintech, or large-scale web platforms.

    β€” Understanding of microservices testing: messaging systems (Kafka), contract testing, and event-driven verification.

    β€” Familiarity with security testing practices (OWASP, SAST/DAST tools).
     

    Benefits:

    ⭐ Days of recovery: 20 paid vacation day per year and unlimited sick leave days.
    ⭐ Health: corporate medical insurance, a company psychologist and a Cafeteria of Benefits for personal wellness choices.
    ⭐ Education: a variety of foreign languages course for you to choose from. Also we are open for your development and you can choose different courses /training for improving your skills.
    ⭐ Compensation: additional benefits that can be used according to company policy, e.g. paid business trips, international conference opportunities, lunch perks at our offices etc.
    ⭐ Work Environment: work remotely or from one of our offices in Cyprus, Portugal, Poland, equipped with the equipment you’ll need for success.

    More
  • Β· 152 views Β· 75 applications Β· 22d

    Senior Full Stack React/Node.js Engineer

    Full Remote Β· Worldwide Β· 5 years of experience Β· B2 - Upper Intermediate
    Project: Our customer is an innovative company that utilizes state-of-the-art technology to assist in the care of elderly people. By using predictive algorithms, AI, and IoT home devices, the ecosystem creates an interactive tool that enables care...

    Project:

    Our customer is an innovative company that utilizes state-of-the-art technology to assist in the care of elderly people. By using predictive algorithms, AI, and IoT home devices, the ecosystem creates an interactive tool that enables care services to better understand and support each elderly individual.

    Why we have opened this vacancy: Team extension.

    ‍Type of cooperation: Full-time, remote, UTCβˆ’06:00, Central Time (CT)

    Your responsibilities on the project will be:
     

    • Build and maintain scalable full-stack applications with Node.js and React.
    • Design microservices and cloud-based architectures (AWS).
    • Partner with product and design to align tech solutions with user needs.
    • Review code, mentor junior developers, and raise engineering standards.
    • Troubleshoot and optimize performance in production environments.
    • Stay ahead of industry trends to keep our stack modern and effective.

    You can be part of the following team: 

    Softermii's team: 3 Full-stack engineer, and remote team in Istrael.

    App team: 1 TL, 2 devs, 1 Manual QA, 1 AutoQA

    Data team: 1 TL, 5 devs

    Devops team: 3 devops

    Product team: Head, 2 products, 1 designer, 1 medical consultant

    Tools we use: Jira, Confluence, Git, Figma

    Our requirements to you:
     

    • 5+ years’ full-stack development experience with Node.js and React.
    • Strong knowledge of microservices, REST APIs, and cloud platforms (AWS preferred).
    • Familiarity with Docker, Kubernetes, and CI/CD pipelines.
    • React Native experience β€” a plus.
    • Excellent verbal and written communication skills in English, including communication with executives, developers, and product managers.
    • Hands-on problem solver with strong ownership and a collaborative mindset.
    • Able to work according to the Austin, Texas time zone(UTCβˆ’06:00, Central Time (CT).

    ‍Who will you have the opportunity to meet during the hiring process (stages):
    Call, HR, Tech, Client/Final interview

    More
  • Β· 112 views Β· 11 applications Β· 22d

    Senior Full Stack Developer

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· B1 - Intermediate
    Job Overview: We are seeking a Senior Full Stack Developer to join our remote development team. You will be responsible for maintaining and developing our complex cybersecurity platform, working with both backend PHP systems and modern React frontend...

    Job Overview:

    We are seeking a Senior Full Stack Developer to join our remote development team. You will be responsible for maintaining and developing our complex cybersecurity platform, working with both backend PHP systems and modern React frontend applications. This role requires strong technical skills across the full stack and the ability to work independently in a remote environment.

     

    Key Responsibilities:

    • Backend Development: Maintain and enhance PHP-based backend systems using Laminas Framework
    • Frontend Development: Develop and maintain React/TypeScript applications with complex data visualizations
    • Database Management: Work with Postgres and Elasticsearch for data storage and search functionality
    • API Development: Create and maintain RESTful APIs and gRPC services
    • Integration Work: Implement third-party integrations (AWS, Stripe, SAML, etc.)
    • Performance Optimization: Optimize application performance and scalability
    • Code Quality: Maintain high code quality standards and implement best practices
    • Collaboration: Work closely with the development team and stakeholders
    • Documentation: Create and maintain technical documentation

     

    Required Technical Skills:

     

    1.  Backend Technologies:

    • PHP 8.4 - Advanced PHP development with modern features
    • Laminas Framework (Zend Framework) - MVC framework experience
    • Postgres - Database design, optimization, and complex queries
    • Elasticsearch - Search implementation and data analytics
    • Redis - Caching strategies and session management
    • gRPC - Microservice communication and API development
    • Composer - Dependency management and package development

     

    2. Frontend Technologies:

    • React - Advanced React development with hooks and context
    • TypeScript - Type-safe development and complex type definitions
    • Redux & Redux Toolkit - State management and data flow
    • Webpack 5 - Module bundling and build optimization
    • SASS - Advanced CSS preprocessing and styling

     

    3. Development Tools & Practices:

    • Git - Version control and collaborative development
    • ESLint - Code quality and linting
    • Yarn/NPM - Package management
    • Rector - PHP refactoring and code modernization
    • Testing - Unit and integration testing practices

     

    Nice to Have Skills:

    1. Additional Technologies:

    • AWS SDK - Cloud services integration
    • Stripe API - Payment processing implementation
    • JWT & SAML - Authentication and SSO systems
    • Monolog - Advanced logging and monitoring
    • Sentry - Error tracking and performance monitoring
    • Symfony Messenger - Message queue systems

     

    2. Data Visualization:

    • AmCharts & ApexCharts - Interactive data visualization
    • Sigma.js & Dagre - Graph visualization and network diagrams
    • ReactFlow - Flow diagram implementation
    • Chart.js - Custom chart development

     

    3. Security & Performance:

    • Cybersecurity Domain Knowledge - Understanding of threat detection and SIEM systems
    • Performance Optimization - Application performance tuning
    • Security Best Practices - Secure coding and vulnerability prevention

     

    Experience Requirements:

    • 5+ years of professional full-stack development experience
    • 3+ years of PHP development with modern frameworks (Laminas/Zend, Laravel, or Symfony)
    • 3+ years of React development with TypeScript
    • 2+ years of database design and optimization (MySQL, Elasticsearch)
    • 2+ years of API development (REST, gRPC)
    • Experience with complex, enterprise-level applications
    • Experience with microservices architecture
    • Experience with CI/CD pipelines

     

    Soft Skills:

    • Strong Problem-Solving Abilities - Ability to debug complex issues and find innovative solutions
    • Excellent Communication Skills - Clear written and verbal communication in English
    • Self-Motivation - Ability to work independently in a remote environment
    • Attention to Detail- Thorough code review and testing practices
    • Adaptability - Ability to learn new technologies and adapt to changing requirements
    • Collaboration - Strong team player with experience in collaborative development
    • Time Management - Ability to manage multiple tasks and meet deadlines

     

    What we can offer:

    • Competitive salary
    • Paid annual leave
    • Medical insurance
    • Minimum bureaucracy
    • Remote work
    • Work in a product company
    • Team of strong IT professionals working in a vibrant product environment.

     

    Working conditions:

    • 5-day work week
    • 8-hour working day (flexible schedule).
    More
  • Β· 40 views Β· 1 application Β· 22d

    Senior Python//AI Engineer

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Our client, one of the leading Agriculture Companies, is modernising their landscape and adopting AI and innovations in their process. We are seeking a highly skilled and innovative Python/AI Engineer to join our team. The ideal candidate will be...

    Our client, one of the leading Agriculture Companies, is modernising their landscape and adopting AI and innovations in their process.
    We are seeking a highly skilled and innovative Python/AI Engineer to join our team. The ideal candidate will be responsible for developing cutting-edge AI solutions, creating Proof of Concepts (PoCs), and integrating Large Language Models (LLMs) into our application landscape. This role involves close collaboration with business stakeholders and R&D teams to drive AI adoption and deliver impactful results.

    • Responsibilities:

      Design and develop PoCs and present them to business stakeholders.
      Build and deploy innovative AI solutions using state-of-the-art models.
      Integrate LLMs into existing and new applications.
      Develop new functionalities within R&D applications..
      Promote and implement best process practices across AI development workflows.

    • Mandatory Skills Description:

      6+ years of experience in AI/ML development.
      Advanced proficiency in Python.
      Strong understanding of AI frameworks (e.g., TensorFlow, PyTorch).
      Expertise in at least one LLM (e.g., GPT, Claude, LLaMA).
      Solid foundation in Data Science and statistical modeling.
      Experience with Agentic Workflows using LangChain-based agents.
      Hands-on experience with LangGraph (e.g., hackathons or MCPs).
      Deep understanding of fine-tuning techniques for LLMs.
      Hands of experience on Transformer architecture and its evolution from earlier models.

    More
  • Β· 164 views Β· 12 applications Β· 3d

    Solidity Software Engineer

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· B2 - Upper Intermediate Ukrainian Product πŸ‡ΊπŸ‡¦
    We are the creators of a new fintech era! Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping...

    We are the creators of a new fintech era!
    Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping the Web3 future.
    We are building our own blockchain ecosystem, ensuring maximum transparency and security for over 8 million users worldwide. Our cutting-edge solutions, rapid adaptation to market challenges, and technological excellence set us apart from traditional 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 Solidity & Golang Software Engineer!

    Requirements:

    • Experience: 4+ years of professional experience in software engineering, where the last 2+ years was hands-on experience with Solidity and Golang stack of technology (with a strong focus on blockchain domain).
    • Blockchain Expertise: Extensive experience with Ethereum, including a deep understanding of its protocol, smart contract development, and associated technologies.
    • Hands-on experience in developing, deploying and maintaining smart contracts on EVM chains (Solidity). 
    • Familiarity with smart contracts security best practices, upgradability and DeFi protocols. 
    • Microservices and APIs: experience in developing microservices and APIs, with knowledge of RESTful and/or gRPC frameworks.
    • Kubernetes and CI/CD: familiarity with Kubernetes for container orchestration and CI/CD tools for deployment automation.
    • Monitoring Tools: Familiarity with monitoring tools such as Prometheus and Grafana for performance tracking. 
    • Cloud Platforms: Familiarity with cloud platforms (preferably AWS) and experience with containerization (Docker) is a strong plus.
       

    Would be a plus:

    • Knowledge of Layer 2 Solutions: Familiarity with Layer 2 (L2) solutions, rollups, and the OP stack, with a clear understanding of their advantages and applications.
    • Experience with Zero Knowledge technologies.
    • Experience interacting with the Solana network and writing smart contracts in Rust.
    • Experience in conducting and successfully passing smart contract security audits.
    • Experience in developing blockchain nodes, bridges, indexers, etc.

       

    Responsibilities:

    • Design, develop, and maintain blockchain solutions, focusing on Ethereum and its associated technologies.
    • Design, develop and maintain smart contracts on EVM chains (Solidity)
    • Write, test, and deploy smart contracts, ensuring security and performance optimization.
    • Implement and manage Layer 2 solutions and rollups, optimizing scalability and efficiency of blockchain applications.
    • Design and develop microservices and APIs to support scalable applications, ensuring seamless integration with existing systems.
    • Fostering collaboration, knowledge sharing, and professional growth.
    • Work closely with cross-functional teams to define project requirements and ensure alignment with business objectives.
    • Stay updated on advancements in blockchain technology and Ethereum, and apply new features and best practices to enhance our solutions.
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  • Β· 77 views Β· 4 applications Β· 22d

    Embedded Software Engineer

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· B1 - Intermediate
    Team Summary Our team consists of 6 skilled engineers working on firmware for smart cameras and doorbells. Utilizing the Scrum methodology, we focus on integrating existing solutions into new devices, developing cutting-edge features, and maintaining...

    Team Summary

    Our team consists of 6 skilled engineers working on firmware for smart cameras and doorbells. Utilizing the Scrum methodology, we focus on integrating existing solutions into new devices, developing cutting-edge features, and maintaining system stability. We promote a friendly and collaborative environment, ensuring we are always ready to tackle challenges together.
     

    Job Summary
    We are seeking an Embedded Software Engineer who is an expert in embedded device programming. You will actively contribute to our existing frameworks and SDKs built on RTOS, playing a key role in integrating solutions into new hardware and advancing our product line's technological foundation. This position offers a direct chance to influence both new feature development and system architecture.

    Responsibilities and Duties

    β€” Actively contribute to and maintain existing FW frameworks and SDKs based on RTOS

    β€” Design and implement new features for smart cameras and doorbells

    β€” Systematically troubleshoot and resolve complex stability issues across the system

    β€” Perform code and architecture reviews and maintain clear technical documentation

    β€” Manage code contributions using version control tools, including Bitbucket and Gerrit

    β€” Ensure effective and clear communication across engineering teams and management.

     

    Qualifications and Skills

    β€” Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related technical field

    β€” Solid expertise in embedded device programming for commercial products

    β€” Deep understanding and extensive practical experience with RTOS

    β€” Proficiency in the C programming language

    β€” Familiarity with modern version control systems, specifically Bitbucket and Gerrit

    β€” Proven ability to systematically troubleshoot and resolve complex stability issues

    β€” Strong communication skillsβ€”ability to clearly convey technical information, produce concise documentation, and interact actively with cross-functional colleagues

    β€” High personal dynamics, professional curiosity, and a strong focus on delivery and technical investigation

    β€” At least an Intermediate level in both written and spoken English (B1).

     

    Nice to have

    β€” Experience with C++ programming language
    β€” Experience developing or integrating solutions in the IoT/video surveillance domain.

     

    We offer multiple benefits that include

    β€” The environment of equal opportunities, transparent and value-based corporate culture, and an individual approach to each team member.

    β€” Competitive compensation and perks. Annual performance review.

    β€” Gig-contract.

    β€” 21 paid vacation days per year, paid public holidays according to Ukrainian legislation.

    β€” Development opportunities like corporate courses, knowledge hubs, and free English classes as well as educational leaves.

    β€” Medical insurance is provided from day one. Sick leaves and medical leaves are available.

    β€” Remote working mode is available within Ukraine only.

    β€” Free meals, fruits, and snacks when working in the office.

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  • Β· 161 views Β· 15 applications Β· 22d

    Senior Unity Developer

    Full Remote Β· Worldwide Β· 5 years of experience Β· B2 - Upper Intermediate
    About the Project We are developing an education-oriented driving game built on Unity, designed to teach players safe and effective driving practices through immersive, gamified learning experiences. The project blends realistic driving mechanics,...

    About the Project

    We are developing an education-oriented driving game built on Unity, designed to teach players safe and effective driving practices through immersive, gamified learning experiences. 
    The project blends realistic driving mechanics, interactive lessons, and engaging gameplay to make driver education both fun and effective.

         Responsibilities:

    • Lead the development of core gameplay systems and mechanics in Unity (C#).
    • Design and implement vehicle physics, driving simulations, and interactive learning modules.
    • Collaborate closely with designers, artists, and educational experts to ensure engaging user experiences.

      Requirements:
    • 5+ years of professional experience in Unity game development.
    • Strong proficiency in C#
    • B2+ English
       
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  • Β· 40 views Β· 17 applications Β· 22d

    Senior Machine Learning Engineer

    Full Remote Β· Worldwide Β· Product Β· 5 years of experience Β· C1 - Advanced
    We’re an early-stage startup building next-generation personalization technology for digital marketing. Our mission is to help brands deliver smarter, more relevant customer experiences using data and machine learning. Role Overview We’re looking for a...

    We’re an early-stage startup building next-generation personalization technology for digital marketing. Our mission is to help brands deliver smarter, more relevant customer experiences using data and machine learning.

     

    Role Overview

    We’re looking for a Senior Machine Learning Engineer to design and scale production ML systems that power real-time personalization and decision-making at large scale. 

    You’ll own the end-to-end ML lifecycle; from transforming raw behavioral data into features, to deploying APIs that deliver predictions in milliseconds, to building the observability needed to keep models trustworthy in production. 

    This role requires strong applied ML skills, MLOps expertise, and an ability to think in terms of systems, not just models.

     

    What You’ll Do

    • Build and productionize ML models for ranking, personalization, and customer engagement.
    • Develop pipelines that turn behavioral, demographic, and contextual signals into online/offline features.
    • Design and deploy low-latency APIs and decision services for decision making.
    • Implement experimentation frameworks, including A/B testing and exploration exploitation strategies.
    • Operationalize the ML lifecycle: automated training, CI/CD for models, artifact and feature versioning, online/offline parity.
    • Build observability into ML systems: monitor data quality, model drift, and decision outcomes; trigger retraining where needed.
    • Establish closed feedback loops that connect decisions to outcomes (conversions, engagement, fatigue signals like unsubscribes).
    • Collaborate with product and engineering to balance personalization, compliance, and business value in real-world systems.
       

    What You Bring

    • 5+ years experience in applied ML engineering (recommendation systems, personalization, ranking, or ads).
    • Strong background in Python/Go, SQL, and modern ML frameworks (TensorFlow, PyTorch, or similar).
    • Strong grasp of MLOps practices: CI/CD for ML, containerization (Docker), orchestration (Kubernetes, Airflow/Kubeflow), model registries, monitoring frameworks.
    • Familiarity with cloud ML platforms (Vertex AI, SageMaker, or similar) and data warehouses (BigQuery, Snowflake, Redshift).
    • Experience deploying real-time ML systems (low-latency serving, feature stores, event-driven architectures).
    • Understanding of multi-objective optimization and trade-offs in personalization.
    • Comfortable working cross-functionally in a startup environment.

       

    Nice to Have

    • Experience in martech, adtech, CRM, or large-scale personalization platforms.
    • Exposure to bandit algorithms, reinforcement learning, or causal inference for adaptive decision-making.
    • Prior work on systems serving millions of users at scale.
    • Experience with Google Cloud Platform.
    • Experience with observability tools (Prometheus, Grafana, Evidently, WhyLabs, Great Expectations) for monitoring data and model health.
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  • Β· 91 views Β· 23 applications Β· 22d

    Senior Backend Developer Golang – Large Scale Systems

    Full Remote Β· Worldwide Β· Product Β· 5 years of experience Β· C1 - Advanced
    Location: Remote Type: Full-Time Contractor Seniority: Senior / Lead Team: Engineering About the Role We’re seeking an experienced and driven Senior Backend Developer who excels in Go and has hands-on expertise with large-scale systems. You’ll join a...

    Location: Remote
    Type: Full-Time Contractor
    Seniority: Senior / Lead
    Team: Engineering

     

    πŸš€ About the Role

    We’re seeking an experienced and driven Senior Backend Developer who excels in Go and has hands-on expertise with large-scale systems.

    You’ll join a fast-paced, mission-driven team building the future of scalable marketing infrastructure. We're looking for a builder, a systems thinker, and someone who enjoys leading by example - collaborative, vocal, and hungry to make an impact.

    If you’re a natural communicator, love clean architecture, and have an entrepreneurial spirit, we want to talk.

     

    πŸ› οΈ What You’ll Do

    • Architect, design, and implement backend systems using Go.
    • Build and maintain high-volume systems serving email, SMS, RCS, and other marketing communications.
    • Champion best practices in API design, distributed systems, and messaging reliability.
    • Take a technical leadership role: mentoring other engineers, participating in code reviews, and helping set engineering standards.
    • Collaborate cross-functionally with Product, DevOps, and Front-end to deliver business-critical features.
    • Be a proactive communicator and driving force in team meetings and product planning.

     

    βœ… You Have

    • 5+ years of backend experience in Go.
    • Deep understanding of REST APIs, gRPC, scalable microservices, and modern backend architecture.
    • Strong experience with cloud platforms (GCP preferred) and containerized environments (Docker, Kubernetes).
    • Excellent communication skills - you thrive in meetings, love collaborating, and know how to rally a team.

     

    🌟 Bonus Points

    • Experience with message deliverability, carrier compliance, or A2P messaging workflows.
    • Experience with data streaming and other data tools, Kafka, Airflow, Apache Beam, BigQuery.
    • Familiarity with real-time systems, WebSockets, or push notifications.
    • Prior startup experience or technical founder background.
    • Contributions to open source or tech community presence.
    • Experience working with messaging protocols: SMTP, SMPP, Twilio, Mailgun, RCS APIs, or similar.
       

    πŸ’Ό What We Offer

    • Competitive salary and equity
    • Fully remote flexibility with strong team culture
    • Opportunity to take ownership and lead in a fast-growing environment
    • Budget for learning, tools, and conferences
    • A team that values transparency, integrity, and getting things done
       

    πŸ™‹β€β™‚οΈ You’re a Great Fit If You…

    • Prefer fast iterations over drawn-out roadmaps
    • Can jump on a call and pitch a better solution to a complex problem
    • Have experience shipping real-world products that involve messaging or notifications.
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  • Β· 36 views Β· 2 applications Β· 22d

    Senior Full Stack Developer (.Net+React)

    Full Remote Β· Poland Β· 5 years of experience Β· B2 - Upper Intermediate
    Our client is the world's largest automotive safety supplier. N-iX team will work on a system that is used to control quality of production process as well as quality of produced items. We are looking for Senior Full Stack Developer to join our...

    Our client is the world's largest automotive safety supplier.
    N-iX team will work on a system that is used to control quality of production process as well as quality of produced items. We are looking for Senior Full Stack Developer to join our team.

    Requirements:
    - At least 4 years of commercial experience as Full Stack Software Developer.
    - Proficient in TypeScript/JavaScript, Azure Functions.
    - Backend expertise with .NET, RESTful API development, authentication, and authorization.
    - Frontend development with React, Composition API, and internationalization.
    - Strong debugging and optimization skills across full stack.
    - Experience with Azure Functions, Azure SQL, and data exchange with Snowflake.
    - Familiarity with message queues, pub/sub patterns, and distributed systems.
    - Unit and integration testing.
    - Experience with Agile methodologies and tools like JIRA/Confluence.
    - Good verbal and written communication skills.
    - At least Upper-Intermediate level of English.

    Responsibilities:
    - Implement core backend logic, APIs, and integrations.
    - Develop Azure Functions and work with Azure SQL.
    - Ensure performance, reliability, and security of backend components.
    - Develop and maintain frontend features using React, ensuring responsiveness and usability.
    - Ensure responsive design, localization, and accessibility.
    - Implement localization and accessibility best practices.
    - Participate in code reviews, mentoring, and technical planning.

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  • Β· 33 views Β· 3 applications Β· 22d

    Middle Full-Stack Developer (Jakarta EE+Angular)

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Our Customer: Our client is a company working on enterprise software solutions in the retail domain. Required Experience and Skills: 4+ years of experience in software development; 3+ years of experience in Java; Experience with Jakarta EE or Java EE; 2+...

    Our Customer:
    Our client is a company working on enterprise software solutions in the retail domain.

    Required Experience and Skills:

    • 4+ years of experience in software development;
    • 3+ years of experience in Java;
    • Experience with Jakarta EE or Java EE;
    • 2+ years of experience in frontend development
    • 1+ years of experience with Angular;
    • Experience in building REST API;
    • Background in designing and building microservices;
    • Familiarity with containerization technologies such as Docker or Kubernetes;
    • Experience building integration layers between the UI and backend logic using Jakarta EE;
    • English β€” Upper-Intermediate or higher.

       

    Working Conditions:

    • Remote work;
    • 5-day working week, 8-hour working day, flexible schedule;
    • All public holidays are days off;
    • Vacation and sick leave are covered by the company.
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