Jobs at Djinni

9679
  • · 124 views · 51 applications · 7d

    Senior Backend Developer

    Full Remote · Countries of Europe or Ukraine · 3 years of experience · B2 - Upper Intermediate
    At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Backend Developer to join one of our clients' teams. If you're looking for an exciting opportunity to grow in a innovative...

    At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Backend Developer to join one of our clients' teams. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.
    Key Responsibilities

    • Design, develop, and maintain robust and scalable server-side applications and APIs.
    • Collaborate with cross-functional teams to define, design, and ship new features.
    • Optimize applications for maximum speed, scalability, and reliability.
    • Implement security and data protection best practices.
    • Design and manage database schemas and data models.
    • Write clean, maintainable, and well-documented code.
    • Participate in code reviews to maintain high-quality code standards.
    • Troubleshoot and debug complex technical issues.

      Requirements:
       
    • Bachelor's degree in Computer Science, Engineering, or a related field.
    • 3+ years of professional experience in backend development.
    • Proficiency in one or more backend programming languages such as Python, Go, or Node.js.
    • Strong experience with backend frameworks like Django, Flask, or Express.js.
    • Solid understanding of database technologies, including SQL (e.g., PostgreSQL) and NoSQL (e.g., MongoDB) databases.
    • Experience in designing and developing RESTful APIs and microservices.
      Nice to have :
    • Experience with cloud platforms such as AWS, Azure, or Google Cloud.
    • Knowledge of containerization technologies like Docker and Kubernetes.
    • Familiarity with AI/ML concepts and experience working with machine learning models.
    • Experience with message queues and event-driven architecture (e.g., RabbitMQ, Kafka).
    • Understanding of CI/CD pipelines and DevOps practices.
    • Excellent problem-solving and analytical skills.
    • Strong communication and collaboration abilities.
    More
  • · 373 views · 128 applications · 27d

    Middle+ Manual QA Engineer

    Part-time · Full Remote · Worldwide · 5 years of experience · B1 - Intermediate
    What do we expect: Tech Skills At least 4 years of working experience in manual testing of different web projects and on mobile platforms Confident understanding of SQA theory Experience with TestFlight, App Distribution, Browserstack Working experience...

    What do we expect:

    Tech Skills

     

    At least 4 years of working experience in manual testing of different web projects and on mobile platforms

    Confident understanding of SQA theory

    Experience with TestFlight, App Distribution, Browserstack

    Working experience with Git / Bitbucket

    Confident understanding of Agile methodologies

    Understanding of SDLC

    Knowledge of UI/UX guidelines

    Experience in creation and maintaining test d

    Dcumentation/specification

    Working experience with bug tracking systems (Jira)

    Working experience with different OS (Windows, Mac OS, Linux)

    Experience in API testing (REST, SOAP)

    Upper-Intermediate level of English or higher

    Experience in communication with clients directly

     

    Soft skills

     

    Attentiveness

    Being pro-active: make proposals on what should be improved in terms of processes of QA and the product itself

    Being flexible (open to have overtimes if necessary ‘cause it’s fintech production product)

    Open-minded and friendly

     

    Would be great :

     

    Experience in any JS testing framework (Protractor, Cypress, Webdriverio etc.)

    Working experience with CI / CD

    A few personal mobile test devices (Android, iOS)

    Basic experience in crypto (existing or interested in acquiring)

    Working experience at an IT-outsourcing company

     

    Responsibilities:

    • Establish quality assurance best practices and benchmarks

    • Design and perform functional and regression manual tests fo web and mobile applications

    • Support roll-out of new applications and features

    • Perform quality end-to-end manual testing to ensure proper functionality

    • Understand and find edge cases (both technical and product ones)

    • Manage and maintain technical knowledge bases in different forms (notes, manuals, product usage guides)

     

    Nice to have

     

    iOS and A ndroid devices, since most of the testing is on mobile side;

    More
  • · 93 views · 2 applications · 27d

    Middle/Senior Flutter Developer (Future Lead)

    Full Remote · Ukraine · 4 years of experience · B2 - Upper Intermediate
    We are seeking a Middle/Senior Flutter Developer to lead mobile development on one of our projects. You’ll work directly with the CTO and a backend engineer to bring the first version of the product to life. This is a hands-on engineering role that will...

    We are seeking a Middle/Senior Flutter Developer to lead mobile development on one of our projects. You’ll work directly with the CTO and a backend engineer to bring the first version of the product to life. This is a hands-on engineering role that will transition into a leadership position as the team grows.

     

    About the Project

    We are building a mobile-first community platform centered around faith, connection, and personal spiritual growth. Users will join and engage with faith-based communities, interact with content, build connections, and access personalized spiritual tools (such as scripture reminders, a personal faith schedule, etc.). Community leaders will manage members, share updates, and publish content. AI-powered content moderation will ensure a safe and uplifting experience.

     

    Responsibilities

    • Lead Flutter development for iOS and Android
    • Architect a scalable and maintainable mobile codebase
    • Build user-centric features including social feed, search, profiles, community discovery, messaging, notifications, and spiritual tools (verse of the day, reminders, schedule)
    • Collaborate closely with UX to ensure polished UI and smooth flows
    • Integrate with backend services (Firebase/Firestore, Node.js APIs)
    • Implement state management, offline capabilities & real-time sync where required
    • Participate in code reviews, sprint planning & daily syncs
    • Help define engineering standards and future onboarding for new team members

       

    Required Skills

    • 4+ years of experience in Flutter development (mobile apps in production)
    • Strong Dart fundamentals
    • Experience building complex UI flows and social-style interaction features
    • App Store + Google Play deployment knowledge
    • Experience with Firebase or similar platforms (Firestore, auth, notifications)
    • Strong understanding of Git workflows
    • Experience working in Jira
    • Excellent written & spoken English, minimum Upper-Intermediate level
    • Ability to overlap with Boston EST time zone and attend daily syncs
    • Hands-on problem-solver who thrives in startup-style environments

       

    Nice to Have

    • Experience mentoring or leading other engineers
    • Knowledge of Supabase or similar platforms
    • Understanding of AI content moderation or cloud-based moderation
    • CI/CD for mobile apps


     

    More
  • · 62 views · 21 applications · 27d

    Key Account Manager

    Full Remote · Countries of Europe or Ukraine · Product · 2 years of experience · C1 - Advanced
    Our client is a leading iGaming software provider delivering innovative solutions and services for online casino and sportsbook operators worldwide. The company values creativity, curiosity, and initiative - and is now looking for a passionate Key Account...

    Our client is a leading iGaming software provider delivering innovative solutions and services for online casino and sportsbook operators worldwide. The company values creativity, curiosity, and initiative - and is now looking for a passionate Key Account Manager to join its fast-growing team in Prague or remotely.

     

    Required skills:

    • Proficiency in English and Ukrainian (any additional language is a plus)
    • Experience with Jira, Microsoft Office; familiarity with Tableau, Canva, or similar tools is an advantage
    • Strong analytical skills and understanding of CRM systems
    • Previous experience in account management, client success, or sales
    • Excellent communication, negotiation, and prioritization skills
    • High level of emotional intelligence and multitasking ability
    • iGaming industry experience is a strong advantage
    • Proactive, fast learner, open to feedback and new knowledge

       

    Responsibilities:

    • Build and maintain strong, long-term client relationships
    • Act as the main point of contact for key partners
    • Identify growth opportunities and drive revenue for both clients and the company
    • Analyze performance metrics and develop improvement strategies
    • Collaborate closely with internal teams (Sales, Marketing, Product, and Tech)
    • Ensure client satisfaction and proactive issue resolution

       

    Сompanу offer:

    • A dynamic and innovative work environment in a top-tier iGaming company
    • Flexible working hours and remote options
    • Career growth and a chance to influence company revenue strategy
    • Business trips and participation in international events
    • A modern Prague office with a friendly, international team
    • Regular corporate events and team-building activities
    • Benefits package including a Multisport card and local perks


     

    More
  • · 61 views · 5 applications · 27d

    Creative Director / Strategy Lead (Amazon)

    Full Remote · Countries of Europe or Ukraine · 2 years of experience · C1 - Advanced
    Location: Remote Type: Full-Time About Us We are a fast-growing Amazon growth partner, helping 6–9 figure brands unlock their next stage of revenue with a powerful combination of unlimited creative testing and profit-focused PPC management. Our...

    Location: Remote
    Type: Full-Time

    About Us

    We are a fast-growing Amazon growth partner, helping 6–9 figure brands unlock their next stage
    of revenue with a powerful combination of unlimited creative testing and profit-focused PPC
    management. 

    Our Traffic & Conversion Program delivers what most brands can’t build
    in-house: a fully embedded creative growth division driving results month after month.

    We’re looking for a highly strategic and client-focused Account Manager (Growth CSM) to
    join our team. In this role, you’ll own client relationships end-to-end, and growth strategy into
    one seamless execution cycle.

    What You’ll Do

    As the Growth CSM, you’ll be the single point of accountability for your assigned accounts,
    driving both strategy and execution. Your responsibilities include:

    1. Creative Strategy
     

    • Audit listings and identify opportunities to boost CTR, CVR, and ranking
       
    • Create competitive content strategies for amazon creatives aimed at better results and performance
       
    • Translate Strategy into clear & actionable briefs for designers, photographers & videographers
       
    • Collaborate with internal design teams to deliver optimized creatives aligned with
      approved strategy
       
    • Quality Assurance of creatives before sending to client & giving actionable feedback to creative team to match the client expectations.



    2. Client Ownership & Communication
     

    • Serve as the primary mediator between the clients and creative team. Manage expectations & set priorities for the creative team.
       
    • Send bi-weekly updates to review results and align next steps
       
    • Keep priorities clear and manage project timelines


      3. Testing & Measuring Results
       
    • Launch and oversee creative A/B testing experiments (main images, listing images, A+,
      storefronts, copy, etc.)
       
    • Analyze and communicate experiment results to clients and internal creative teams via reports
       
    • Adjusting strategies and creative direction to build and maintain client KPIs (sales, conversion, CTR)
       

       What We’re Looking For
       
    •  Experience: 2+ years in strategic management of Creative Teams
       
    • Amazon Experience: understanding of Amazon creatives, Amazon PPC, listing optimization, and creative testing.
       
    • Mindset: both Creative and Data-driven, and comfortable leading both clients and internal creative teams
       
    • Communication: Exceptional client-facing skills - clear, professional, and persuasive.
       
    • Organization: Ability to manage multiple accounts, prioritize effectively, and keep projects on track.


      Compensation & Benefits

      Commission-based, with strong upside:

      20% commission on sale value per client, per month. (Increases to 30% if client stays for +3 Months)

      Opportunity for top project managers is promotion to Premium Traffic &Conversions clients with an earning potential being between $3,000 - $6,000

      USD monthly.
       

    • Bonuses: After probation period, eligible for monthly “CSM of the Month” bonuses ($100–$500).
       
    • Flexibility: Remote work with flexible hours (preferred 8am–6pm North American time).
       
    • Contract: Initial 3-month contract with opportunity to extend


     

    Ready to Join our Creative Team?

    If you thrive at creating & leading creative content strategies for international brands on amazon, we’d love to hear from you. 

    Apply today and help brands scale to their next revenue
    ceiling!

    More
  • · 94 views · 5 applications · 27d

    Golang Developer (only Ukraine)

    Full Remote · Ukraine · 3 years of experience · B2 - Upper Intermediate
    A high-growth SaaS company selling IT Service Management, a space that is being propelled into high growth as businesses worldwide accelerate their digital transformation and start to adopt new workstyles for their employees. We have over 4,000 customers...

    A high-growth SaaS company selling IT Service Management, a space that is being propelled into high growth as businesses worldwide accelerate their digital transformation and start to adopt new workstyles for their employees.
    We have over 4,000 customers in 140 countries. We are deployed in 42 different languages and used daily by over 100,000 system administrators. Our software impacts the daily working lives of over 9 million end users.

    We’re looking for a Golang Developer to join our team. If you’re passionate about creating intuitive, high-impact user interfaces and want to work with the latest technologies in a dynamic environment.

     

    Key Responsibilities:

    • Develop software for managing and communicating with device operating systems (e.g., Windows OS, Mac OS).
    • Write and integrate system components and services on Windows OS.
    • Develop APIs bridging software layers.
    • Integrate with backend services by consuming RESTful APIs.
    • Handle system events (device events, power management, Plug & Play).
    • Produce high-quality code and technical documentation according to industry standards.
    • 2+ years of professional experience in Go (Golang) development.
    • Experience with Windows OS development — including WinAPI, Windows Services, or Drivers.
    • Experience consuming RESTful APIs as a client.
    • Strong understanding of concurrency and multithreading in Go.

      For this role, the critical factors are:
      Proven Go development on Windows (not just Linux/macOS backends).
      Familiarity with Windows internals/APIs, services, installers, system-level integration, debugging on Windows.
      Experience shipping/maintaining Windows-native components in production.

     

    Bonus Points:

    • Experience with real-time communication protocols, such as WebSockets.
    • Experience with Powershell programming.
    • Familiarity with CI/CD pipelines and automated testing.
    • Experience in cross-platform development (Windows/Linux/macOS).
    • Strong problem-solving skills and ability to work in a multidisciplinary team.
       

    What do we offer:

    • 20 working days’ vacation; 
    • 10 paid sick leaves;
    • 4 wellness days;
    • public holidays;
    • equipment;
    • accountant helps with documents;
    • paid lunches;
    • gym compensation;
    • Many cool team activities.
    More
  • · 74 views · 33 applications · 27d

    Recruiter / iGaming Hunter

    Full Remote · Worldwide · Product · 2 years of experience · B2 - Upper Intermediate
    Hi there! We’re an iGaming holding that fills iGaming vacancies faster than candidates can say, “I need to think about it.” We’re looking for a Recruiter / iGaming Hunter who: enjoys hunting top specialists in iGaming / Fintech / Affiliate can find...

    Hi there! 👋

    We’re an iGaming holding that fills iGaming vacancies faster than candidates can say, “I need to think about it.”
     

    We’re looking for a Recruiter / iGaming Hunter who:

    • enjoys hunting top specialists in iGaming / Fintech / Affiliate
    • can find even those who “don’t exist on the market”
    • feels comfortable talking to C-level and understands that a candidate is also a client
    • has a strong English level (B2+) to communicate confidently with international clients and candidates
    • and most importantly — is hungry for money, results, and wins! 💸
       

    What you’ll do:
    🎯 source candidates (LinkedIn, referrals, channels, your own base)
    🎯 conduct prescreen calls, assess both soft & hard skills
    🎯 present only the strongest candidates to clients
    🎯 guide candidates through the process up to the offer stage (so everyone says “wow”)
     

    What we offer:
    ✅ hot iGaming vacancies with real budgets 💰
    ✅ fast feedback — no endless “the client is still thinking”
    ✅ commission for every successful hire
    ✅ full remote, flexible schedule, 24/7 support
    ✅ ready-made cases, scripts, and presentations — so you can focus on results
     

    Perfect fit if you:

    • have experience in recruitment (IT / Affiliate / iGaming)
    • or simply feel the thrill when hunting is a game you play to win 🎰


    If you know how to close not just vacancies, but deals — you belong with us.
    Ready to hunt? Let’s play big. 🔥

    More
  • · 197 views · 34 applications · 9d

    Automation QA Engineer

    Full Remote · Countries of Europe or Ukraine · 3 years of experience · B2 - Upper Intermediate
    About project: For over 20 years, our company has been a positive force in people's lives, using technology to build meaningful connections. We are a family of brands dedicated to developing platforms that provide peace of mind and clear direction to a...

    About project:
    For over 20 years, our company has been a positive force in people's lives, using technology to build meaningful connections. We are a family of brands dedicated to developing platforms that provide peace of mind and clear direction to a global user base. Ours is a dynamic, close-knit culture where your work directly contributes to our mission.

     

    Your Role:
    We are seeking a skilled Automation QA Engineer to take ownership of our test automation strategy for web platforms. You will be the key player in building, maintaining, and scaling a robust test automation framework using Playwright, ensuring the delivery of a high-quality, reliable product to our users. Your work will be integral to our CI/CD processes, and you will collaborate directly with development teams to champion quality from inception to release.

     

    What You'll Do:

    • Design, develop, and maintain reliable and scalable automated test scripts for web applications using Playwright.
    • Take a leading role in the creation and evolution of our test automation framework, integrating it seamlessly into our CI/CD pipeline.
    • Identify, document, and track defects with precision, and analyze test results to contribute to overall product quality improvement.
    • Conduct code reviews for automation scripts and advocate for best practices in test automation across the team.

     

    What We're Looking For:

    • 3+ years of professional experience in test automation for web applications.
    • Strong, hands-on commercial experience with Playwright.
    • Solid programming skills in JavaScript/TypeScript.
    • Strong experience with Appium and mobile testing.
    • Proven experience in building or significantly contributing to a test automation framework.
    • Practical experience with version control systems (Git) and CI/CD tools (e.g., Jenkins, GitLab CI, GitHub Actions).
    • A strong understanding of software testing methodologies and a keen eye for detail.
    • Upper-Intermediate level of English or higher.

     

    Considered a Plus:

    • Experience with API testing (e.g., Postman, REST Assured).
    • Knowledge of other programming languages like Python or Java.
    • Experience with cloud testing platforms (e.g., Sauce Labs, BrowserStack).
    • Familiarity with testing in containerized environments (Docker).

     

    We Offer

    • Collaborative international team.
    • Flexible working conditions.
    • Legal support.
    • Paid sick leaves.
    • Paid vacations.
    • Medical insurance. 
    • Free English classes.
    More
  • · 44 views · 2 applications · 27d

    Senior Back-End Security Developer

    Full Remote · Countries of Europe or Ukraine · 5 years of experience · B2 - Upper Intermediate
    We’re looking for a Senior Back-end Engineer with a strong background in security to help build a next-generation confidential computing system from the ground up. You’ll design cryptographic infrastructure, develop Back-end services and APIs, and shape...

    We’re looking for a Senior Back-end Engineer with a strong background in security to help build a next-generation confidential computing system from the ground up.

    You’ll design cryptographic infrastructure, develop Back-end services and APIs, and shape the core platform architecture. Working with HSMs, TEEs, and enterprise-grade cryptography, you’ll operate at the intersection of Back-end engineering and cybersecurity.

    If you’re eager to build secure, high-performance systems that redefine data protection, join us to shape the future of confidential computing!

     

    Customer:

    Our Сustomer is at the forefront of AI and high-performance computing, building next-generation GPU infrastructure to power advanced AI/ML workloads, data analytics, and research.

    Their team has decades of hands-on experience with high-performance distributed systems, ranging from creating early distributed clusters at NASA to scaling infrastructure for global leaders such as Google, Microsoft, CoreWeave, and Yahoo!/AOL. They know the challenges developers face because they’ve experienced them, and they’re determined to improve the situation.

     

    Project:

    Today, they’re redefining AI infrastructure by putting control and efficiency back into the hands of developers. With the latest GPUs, exceptional reliability, and transparent, fair pricing, they’re making powerful AI more accessible and enjoyable to use.

    Their mission is simple yet bold: great AI developers deserve great AI infrastructure. By empowering creators with the necessary tools, they’re paving the way for real breakthroughs in artificial intelligence, and they’re just getting started.

     

    Responsibilities:

    • Design and build high-performance, secure Back-end services for our vault and key management infrastructure
    • Develop cryptographic workflows, including key generation, rotation, and secure storage mechanisms
    • Build robust APIs with comprehensive authentication, authorization, and rate limiting
    • Write clean, maintainable, and well-tested code with security as a primary consideration
    • Implement comprehensive audit logging and monitoring for security-critical operations
    • Collaborate with the security team on threat modeling and security reviews
    • Participate in code reviews with a focus on security best practices
    • Create technical documentation for internal systems and API endpoints
    • Integrate with Hardware Security Modules (HSMs) and cloud KMS services
    • Implement secure secret management and rotation mechanisms
    • Build defense-in-depth security controls across all services
    • Conduct security analyses of third-party dependencies
    • Participate in security audits and penetration testing remediation

       

    Requirements:

    • 5+ years of Back-end development experience, building production systems
    • Strong proficiency in Python (FastAPI, Django, or Flask) and/or Go, Rust, C++
    • Solid understanding of cryptographic principles, including symmetric and asymmetric encryption, hashing, key derivation and digital signatures
    • Experience with RESTful API design and development
    • Understanding of authentication and authorization patterns (OAuth 2.0, JWT, and mTLS)
    • Upper-Intermediate level of English

       

    Will be a plus:

    • Experience with Trusted Execution Environments, such as Intel TDX, NVIDIA Confidential Computing, or Secure VMs
    • Experience with Git, CI/CD pipelines, and modern development workflows
    • Ability to adapt and thrive in ambiguous and fast-moving startup environments

       

    Personal Profile:

    • Strong problem-solving skills and the ability to diagnose complex security workflows
    • Excellent communication skills and the ability to collaborate with DevOps, AI, and cloud engineering teams
    • Detail-oriented mindset to ensure high availability and reliable services
    More
  • · 33 views · 15 applications · 27d

    Lead AI/ML Engineer

    Full Remote · Countries of Europe or Ukraine · Product · 5 years of experience · B2 - Upper Intermediate
    We are looking for a Lead AI/ML Engineer to architect and develop intelligent learning systems that personalize education, assess learner progress, and enhance engagement through data-driven insights. You will lead the design of adaptive learning...

    We are looking for a Lead AI/ML Engineer to architect and develop intelligent learning systems that personalize education, assess learner progress, and enhance engagement through data-driven insights. You will lead the design of adaptive learning algorithms, NLP-based assessments, and recommendation models for personalized learning paths.

    Responsibilities

    • Design and implement personalized learning algorithms (rule-based and ML-driven).
    • Develop recommendation systems to suggest courses and content based on learner behavior, skills, and goals.
    • Build and fine-tune NLP models for automated essay scoring, topic extraction, and content tagging.
    • Collaborate with data engineers to create ETL pipelines from platform usage data, assignments, and assessments.
    • Work closely with the HPC and MLOps teams to deploy and monitor ML services efficiently.
    • Contribute to model explainability, fairness, and transparency in AI-driven educational recommendations.
    • Mentor junior ML engineers and review research/implementation papers for feasibility.

    Requirements

    • 5+ years of experience in machine learning, NLP, or applied AI.
    • Strong knowledge of Python, PyTorch or TensorFlow, and scikit-learn.
    • Experience with recommendation systems, classification, and reinforcement learning.
    • Practical experience with Azure ML, Databricks, or AWS SageMaker.
    • Familiarity with GDPR compliance and ethical AI in EdTech.
    • Experience leading small AI teams or research projects.
    More
  • · 17 views · 2 applications · 27d

    HPC Systems Engineer

    Full Remote · Countries of Europe or Ukraine · Product · 4 years of experience · B1 - Intermediate
    We are seeking an experienced HPC Systems Engineer to design and manage the high-performance computing infrastructure supporting our AI workloads — from deep learning training to large-scale data processing for educational...

    We are seeking an experienced HPC Systems Engineer to design and manage the high-performance computing infrastructure supporting our AI workloads — from deep learning training to large-scale data processing for educational analytics.

    Responsibilities

    • Architect and maintain HPC clusters and GPU-based compute environments for ML model training.
    • Optimize distributed training pipelines (PyTorch DDP, Horovod, or Ray).
    • Manage job scheduling systems (Slurm, Kubernetes, or Azure Batch) for efficient workload allocation.
    • Ensure scalable data access and high-throughput pipelines between storage and compute nodes.
    • Collaborate with AI/ML and MLOps teams to integrate training pipelines with CI/CD workflows.
    • Implement security, resource monitoring, and cost optimization practices for compute clusters.
    • Automate cluster provisioning and teardown to support on-demand AI workloads.

    Requirements

    • 5+ years managing HPC or GPU-based compute infrastructure.
    • Proficiency with Linux, Slurm, Kubernetes, Docker, and Terraform.
    • Hands-on experience with Azure Batch, AWS ParallelCluster, or on-prem HPC setups.
    • Strong understanding of networking, parallel file systems, and GPU performance tuning.
    • Familiarity with data pipelines and model training orchestration.
    • Excellent scripting skills (Bash, Python).
    More
  • · 49 views · 8 applications · 27d

    MLOps Engineer

    Full Remote · Countries of Europe or Ukraine · Product · 3 years of experience · C1 - Advanced
    We’re looking for a skilled MLOps Engineer to build the bridges between data science, engineering, and DevOps — ensuring smooth deployment, monitoring, and scaling of AI/ML models used in personalized learning, recommendation, and analytics...

    We’re looking for a skilled MLOps Engineer to build the bridges between data science, engineering, and DevOps — ensuring smooth deployment, monitoring, and scaling of AI/ML models used in personalized learning, recommendation, and analytics systems.

    Responsibilities

    • Implement CI/CD pipelines for ML models using Azure ML, MLflow, or Kubeflow.
    • Containerize and deploy models as APIs or microservices.
    • Automate model retraining and evaluation based on user interaction data.
    • Develop monitoring dashboards (Prometheus/Grafana) for model performance and drift detection.
    • Manage feature stores, model registries, and experiment tracking.
    • Collaborate with Data & AI teams to standardize data schemas and versioning.
    • Ensure security, compliance, and reproducibility across ML pipelines.

    Requirements

    • 3+ years in MLOps, DevOps, or DataOps roles.
    • Proficient in Python, Docker, Kubernetes, and CI/CD tools (GitHub Actions, Azure DevOps).
    • Strong understanding of ML lifecycle management (training, deployment, monitoring).
    • Experience with MLflow, DVC, or Kubeflow Pipelines.
    • Familiarity with cloud infrastructure (Azure/AWS/GCP) and IaC tools (Terraform, Bicep).
    • Understanding of data governance and GDPR compliance.
    More
  • · 415 views · 68 applications · 27d

    Test Automation Engineer

    Countries of Europe or Ukraine · Product · 3 years of experience · B1 - Intermediate Ukrainian Product 🇺🇦
    appflame — Ukrainian product IT company that creates world-class products: Hily, Taimi, AdConnect, Mailkeeper, and more. We are today: 7 years, 500+ employees, offices in Kyiv, London, Limassol, and a coworking in Warsaw; in 2025, appflame ranked 5th...

    appflame — Ukrainian product IT company that creates world-class products: Hily, Taimi, AdConnect, Mailkeeper, and more.

     

    We are today:

    • 7 years, 500+ employees, offices in Kyiv, London, Limassol, and a coworking in Warsaw;
    • in 2025, appflame ranked 5th among the 50 best employers in Ukraine according to Forbes and won in the "Place for Growth" category.

       

    Our apps Hily and Taimi are among the Top 5 dating apps in the U.S. with over 60 million users, while AdConnect and Mailkeeper specialize in developing and scaling our own B2B and B2C solutions.

     

    Our mission:

    • Flame up the world with Ukrainian products.

       

    Our goals:

    • Reach the top 5 list of product companies in the world.
    • Become a unicorn.
    • Turn Ukraine into a country where unicorns are born and thrive.

     

    We are looking for daring, brave, and “crazy” people. Fans of creating real products and who dream about launching and developing cool startups. You have ambitions, we have comfortable conditions for their fulfillment.

     

    Hily is a dating app that allows users to be truly themselves and enjoy dating as they are. On Hily, users become part of a community where people find genuine connections and meaningful relationships. The app ranks among the Top 5 dating apps in the U.S. by downloads, competing with market leaders such as Tinder and Bumble. Hily today: 39M users, 1.5B likes sent, 50M+ matches annually.

     

    You will:

    Join a Discovery Team focused on ensuring the quality and reliability of new product ideas and features before they reach millions of users. You’ll work end-to-end: analyzing new opportunities from a testing perspective, collaborating closely with Product and Development teams to shape reliable solutions, focusing mostly on automation while maintaining a reasonable level of manual validation, and ensuring high-quality delivery to production.

    • Apply your automation testing skills when testing tasks, minimizing manual testing wherever possible.
    • Create new automated tests and maintain existing ones (Java, Appium, Rest-Assured, TestNG).
    • Analyze automation test results, investigate failures, and improve overall test stability.
    • Actively participate in setting team goals and contribute to achieving them through your technical expertise and personal performance.

       

    We’ll have a match if you:

    • Strive for both personal and professional growth.
    • Proactive — you don’t wait for instructions or tasks but identify opportunities and bring your ideas to life.
    • True team player — you know how to offer help and aren’t afraid to ask for it when needed.

     

    • Technically have:

    • Strong understanding of mobile platforms (iOS / Android) and their ecosystems

    • Solid knowledge of testing theory and principles

    • Excellent Java skills and hands-on experience in writing both UI and API automation tests

    • Experience integrating tests into CI/CD pipelines

    • Minimal reliance on manual testing - focus on automation and efficiency

     

    Will be an advantage:

    • Practical experience integrating AI tools into daily QA workflows or automation projects (e.g., AI-assisted test generation, log analysis, or code review).
    • Experience with A/B testing or in-app purchase testing on mobile platforms.

     

    Your journey: message from the recruiter > interview > test > final interview > job offer.

     

    Type of cooperation: office in Kyiv or remote.

     

    Why appflame?

    • Involvement in Ukrainian products that compete with the world’s best players.
    • The ability to implement your own ideas, not the feeling of a cog in the system.
    • Meaningful and useful products, created not just for shareholders to earn money.
    • A sense of yourself among your people who are charged with results.
    • Work with the global market and a huge audience.
    • Direct contact with Snapchat, Meta, Google, Apple, and access to their best practices.
    • Well-established processes and no barriers to growth within the company.
    • Transparent evaluation of work based on personal performance indicators.
    • Powerful social package and fair compensation.

     

    We provide all conditions for your talents to be fully revealed. We are loyal to our people. Our loyalty doesn’t fade at the end of the working day. We do not leave our people alone with their problems, neither professional nor personal.

     

    Join us.

    We are against all types of discrimination, bullying, and stereotypes. We provide equal employment opportunities regardless of race, skin color, religion, gender, sexual orientation, gender identity, age, marital status, health status, or any other characteristics.

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  • · 143 views · 28 applications · 17d

    Middle WordPress/WooCommerce Developer

    Full Remote · Countries of Europe or Ukraine · 3 years of experience · B2 - Upper Intermediate
    Middle Full-stack Developer We are looking for a Middle Full-stack Developer to join our team for various outsourcing projects. You will have the opportunity to influence architectural decisions, contribute your vision, and actively participate in...

    Middle Full-stack Developer 


    We are looking for a Middle Full-stack Developer to join our team for various outsourcing projects. You will have the opportunity to influence architectural decisions, contribute your vision, and actively participate in shaping the product’s future. We follow sprint-based code reviews, and goals are set on a weekly basis to ensure progress tracking. A GitHub portfolio showcasing your previous work is a significant plus.

    Requirements:
     

    • 3+ years of experience in full-stack development;
    • Strong knowledge of PHP, Laravel, WordPress, WooCommerce;
    • Proficiency in MySQL, Redis;
    • Solid understanding of OOP principles (SOLID, YAGNI, DRY, KISS);
    • Experience working with REST API and API documentation (OpenAPI/Swagger);
    • Strong Git skills;
    • English – Intermediate+;
    • Experience with cloud services like AWS, Vapor, Google Cloud;
    • Knowledge of HTML, CSS, SASS/LESS;
    • Good knowledge of JavaScript;
    • Understanding and practical experience with Docker, Docker Compose;
    • Familiarity with CI/CD processes.
       

    Would Be a Plus:
     

    • Experience with Microservices;
    • Knowledge of PHPUnit;
    • Experience working with CMS platforms (OpenCart, Shopify);
    • Knowledge of Node.js;
    • Plugin development experience;
    • Background in developing online stores with other CMS platforms (OpenCart, Shopify, etc.).

     
    What You Will Do:
     

    • Participate in the development and maintenance of WordPress/WooCommerce and Laravel-based projects;
    • Develop new features and optimize existing ones;
    • Ensure code quality, performance, and scalability;
    • Conduct code reviews and collaborate with other developers;
    • Work closely with UI/UX designers, project managers, and clients to deliver high-quality solutions.

     
    Frequently Asked Questions:
     
    Does the job come with a probation period?
    Yes, there is a three-month probation period.
     
    What is the expected work schedule?
    Full-time, flexible, but please start no later than 11:00 AM (average 8 hours per day). The Kyiv office is open from 9:00 AM to 8:00 PM. You can work remotely or choose a hybrid mode.
     
    How many vacation and sick days are provided?
     
     

    • Annual paid vacation – 21 working days;
    • Paid confirmed sick leave;
    • 6 unconfirmed sick days/days off per year.

     
    What benefits are offered?
     
     

    • English courses (up to $80/month after the probation period);
    • Compensation for a sports center subscription (up to $80/month after the probation period);
    • Medical insurance (50% after the probation period) or $200 per year for healthcare;
    • Corporate events.

     
    Hiring Process:
     
     

    1. HR call with a recruiter;
    2. Interview with the hiring manager (1.5 hours);
    3. Reference check;
    4. Offer for cooperation with Develux.

    We believe that people with different perspectives and experiences drive innovation, helping us create unique solutions.
     
    Note:Feedback regarding CV review results will be provided only if we decide to move forward with your application. Otherwise, your data will be retained in our database, and we will contact you if a suitable opportunity arises. The review process takes up to 10 working days.

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  • · 63 views · 12 applications · 13d

    Senior Finance Manager (On-site)

    Office Work · Poland, Ukraine (Kyiv) · Product · 3 years of experience · B2 - Upper Intermediate
    Trueplay is a Loyalty Booster Suite that enables iGaming brands to build lasting customer relationships based on trust and mutual benefit. It features three programs that ensure player interactions with gambling platforms are exciting right from the...

    Trueplay is a Loyalty Booster Suite that enables iGaming brands to build lasting customer relationships based on trust and mutual benefit. It features three programs that ensure player interactions with gambling platforms are exciting right from the start.

     

    We offer solutions on three epic levels:

    • Acquisition and engagement — CopyStake introduces users to an iGaming website, allowing them to bet alongside their favorite streamers.
    • Retention — the Play to Earn and Hold to Earn loyalty programs keep player engagement high by guaranteeing rakeback and distributing a share of the platform’s revenue.
    • Brand equity — the tokenization of loyalty points helps transform users’ affinity for a brand into a personal interest in its financial success. In Trueplay’s take on Web3 loyalty, players feel like casino stakeholders.

     

        We are looking for a skilled and motivated Senior Finance Manager with expertise in IT, blockchain, and crypto to join our team. As the Finance Manager, you will be responsible for overseeing all financial operations within our organization.This is an exciting opportunity for someone with a keen interest in emerging technologies.

     

    It is important for us that you have:

    • Bachelor’s degree in Finance, Accounting, or a related field
    • Proven experience as a Financial Manager or in a similar role, with a focus on IT
    • Proficiency in financial analysis, budgeting, and forecasting
    • Strong attention to detail and accuracy
    • Effective communication and interpersonal skills
    • Ability to work collaboratively and cross-functionally with different teams
    • Upper-intermediate level of English

     

    You will be responsible for:

    • Preparing and analyzing regular  financial reports, providing accurate and timely information to senior management
    • Supervising accounts payable, collection, and payroll processes ensuring accuracy, efficiency, and compliance with relevant regulations
    • Monitoring and managing cash flow, ensuring optimal utilization of financial resources and adherence to budgetary constraints,setting up fiat and crypto payment systems
    • Collaborating with internal and external accounting teams to ensure accurate recording and reporting of financial transactions
    • Conducting financial analysis and providing strategic insights regarding the financial health of the organization
    • Identifying cost-saving opportunities, proposing and implementing strategies to optimize financial efficiency
    • Communications with external contacts such as auditors, banks to ensure effective financial management and compliance

     

    We offer:

    • On-site in Warsaw, Poland or Kyiv, Ukraine
    • Flexible working hours
    • Compensation that includes coverage for 20 days to recharge and unwind
    • Additional support covering 14 days for health-related matters when needed
    • Support in professional growth during the initial months, with guidance from experienced team members
    • Engaging corporate events and activities
    • Competitive financial compensation

     

    If you meet the above requirements and are excited about the opportunity to contribute to the financial management of our company, we would love to hear from you.

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