Jobs

844
  • Β· 102 views Β· 17 applications Β· 19d

    Senior Python Developer with LLM experience

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Upper-Intermediate
    What We’re Looking For Strong proficiency in Python (5+ years experience) Practical experience with LLM frameworks/tools, including:Vector databases (especially Weaviate) LangChain, Crew-AI, or LlamaIndex Ability to work independently and integrate with...

    What We’re Looking For

    • Strong proficiency in Python (5+ years experience)
    • Practical experience with LLM frameworks/tools, including:
      • Vector databases (especially Weaviate)
      • LangChain, Crew-AI, or LlamaIndex
    • Ability to work independently and integrate with existing dev teams
    • Solid understanding of software architecture and modular code design

    Nice to Have

    • Experience deploying LLM-powered applications in production
    • Familiarity with API development, containerization (Docker), or cloud platforms
    • Understanding of prompt engineering and retrieval-augmented generation (RAG) concepts
    More
  • Β· 99 views Β· 58 applications Β· 19d

    Backend Developer (PHP, Laravel+ Node.js / NestJS)

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Upper-Intermediate
    FluidLabs helps businesses launch web products and confidently navigate digital transformation. As a tech partner, we handle the full development cycle β€” from idea to production β€” with a strong focus on each client’s goals, context, and budget. Our...

    FluidLabs helps businesses launch web products and confidently navigate digital transformation. As a tech partner, we handle the full development cycle β€” from idea to production β€” with a strong focus on each client’s goals, context, and budget.

     

    Our expertise spans InsurTech, Sustainability, SaaS, and API-driven platforms. We work with startups, SMEs, and enterprises that value flexibility, quality, and thoughtful execution.

     

    Joining FluidLabs means becoming part of a growing, ambitious team that values transparency, initiative, and momentum. Ideas are welcomed, engagement is encouraged, and your work truly matters β€” both in the projects you build and the evolution of the company itself.

     

    Must-have technical skills:

    • Strong PHP expertise with deep knowledge of Laravel (required)
    • Experience with MySQL; familiarity with NoSQL databases (MongoDB, Redis) is a plus
    • Confident in Docker, Git, and GitLab CI/CD workflows
    • Basic understanding of Vue.js or React for integration
    • Solid grasp of TDD, DDD, SOLID principles, and design patterns
    • Hands-on experience with REST APIs; exposure to GraphQL is a bonus
    • Ability to dive into the codebase and understand the logic beyond documentation

     

    Nice to have:

    • Experience with Node.js / NestJS
    • Knowledge of RabbitMQ, WebSockets, and event-driven architecture
    • Familiarity with AWS / GCP, DevOps tools, and monitoring solutions

     

    What we offer:

    • Long-term collaboration on meaningful projects
    • A passionate team with a healthy, positive culture
    • Enterprise-level projects with real technical challenges
    • Room to grow β€” both professionally and personally
    • Partial tax compensation
    • Referral bonuses for successful candidate recommendations
    • Paid holidays and time off

     

     Work terms:

    • Working hours: 11:00–20:00 (Kyiv time)
    • Workdays: Monday–Friday
    • Vacation: 24 paid days per year
    • Trial period: 3 months
    More
  • Β· 142 views Β· 36 applications Β· 19d

    Senior Python Developer to $5000

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· Intermediate
    We are looking for a highly skilled and motivated Senior BackEnd Developer with expertise in Python and experience in Redis, Django, Kafka, AWS, Kubernetes, and FastAPI to join our team. In this role, you will be responsible for designing, developing,...

    We are looking for a highly skilled and motivated Senior   BackEnd Developer
     with expertise in Python and experience in Redis, Django,
    Kafka, AWS, Kubernetes, and FastAPI to join our team. In this role, you
    will be responsible for designing, developing, and optimizing backend
    services that drive our applications. You’ll work on high-performance,
    scalable solutions that handle large volumes of data and complex workflows.
    Collaborating closely with front-end developers, data engineers, and other
    stakeholders, you will help deliver robust and secure services that meet
    business objectives.


    Key Responsibilities:

    •  Design, implement, and optimize backend solutions using Python,
      Django, and FastAPI.
    •  Manage data streaming and processing using Kafka and Redis.
    • Deploy, monitor, and manage services on AWS, with containerization
      via Kubernetes.
    • Ensure high performance, security, and scalability across backend
      systems.
    • Troubleshoot and resolve issues, enhancing system reliability and
      performance.
    • Collaborate with cross-functional teams to define, design, and deliver
      new features.

       

    Requirements:
     

    • Proven experience up to 5 years as a BackEnd Developer with
      expertise in Python.
    • Fintech/Crypto/Trading Domain 
    •  Hands-on experience with FastAPI,Django, Redis, Kafka, and AWS.
    • Knowledge of containerization and orchestration using Kubernetes.
    • Strong understanding of distributed systems, microservices
      architecture, and API design.
    • Excellent problem-solving skills and attention to detail.

     


    What we offer:

    •  Remote
    •  Flexible Working Hours
    • Crypto-Based Compensation: Embrace the future of finance!
    • Be Part of an Ambitious Project: Join us on the exciting journey of
      building a cutting-edge, game-changing project.
    • Growth & Learning Opportunities: We are committed to your
      development.
    More
  • Β· 252 views Β· 120 applications Β· 19d

    Delivery Manager

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Upper-Intermediate
    Outstaff Hiring: Remote – Contract About the Role: We’re looking for an experienced Delivery Manager to support multiple agile teams and ensure smooth project delivery across the organization. This role is ideal for someone who thrives in fast-paced...

    Outstaff Hiring: Remote – Contract

     

    About the Role:

    We’re looking for an experienced Delivery Manager to support multiple agile teams and ensure smooth project delivery across the organization. This role is ideal for someone who thrives in fast-paced environments, has deep knowledge of Scrum practices, and enjoys helping teams succeed and grow.

    You’ll work closely with developers, Product Owners, and stakeholders to manage delivery pipelines, coach teams, and remove roadblocks. The ideal candidate is a strong communicator, servant leader, and proactive problem solver.

     

    Start Date: Flexible, ideally in July

     

    Key Responsibilities:

    Agile Coaching & Facilitation:

    • Act as Scrum Master for 2–4 teams, coaching and mentoring on agile principles
    • Facilitate agile ceremonies: sprint planning, stand-ups, reviews, retrospectives
    • Promote cross-functional teamwork and continuous improvement
    • Remove blockers and enable team autonomy
    • Ensure Definition of Done and Definition of Ready are followed
    • Adapt Scrum processes to best fit the team's needs

       

    Delivery Management:

    • Collaborate with Product Owners to prioritize backlogs
    • Track sprint and release progress, managing risks and dependencies
    • Coordinate release planning and cross-team alignment
    • Ensure timely delivery of high-quality, working software
    • Lead project management around releases across departments (incl. Marketing)
    • Monitor agile metrics like velocity, cycle time, and lead time

       

    Team Support & Development:

    • Coach teams toward higher performance and ownership
    • Provide regular feedback and support personal growth
    • Support team members via 1:1s (when appropriate)
    • Uphold organizational quality and delivery standards

       

    Stakeholder Management:

    • Act as the main point of contact for delivery status and escalations
    • Manage expectations and align with company goals
    • Represent teams in internal and customer-facing meetings

       

    Other Responsibilities:

    • Maintain and configure project tools (JIRA, Confluence)
    • Create and share detailed sprint/release reports
    • Facilitate customer escalation meetings when needed

       

    Skills & Qualifications:

    Required:

    • 5+ years of experience in Agile delivery roles, managing multiple teams
    • Strong knowledge of Scrum and Agile frameworks
    • Proven ability to drive delivery in fast-paced environments
    • Excellent communication, facilitation, and organizational skills
    • Experience with JIRA, Confluence, and agile metrics
    • Strong stakeholder management and risk mitigation skills
    • Bachelor’s degree in Computer Science, Engineering, or equivalent experience

       

    Nice-to-Have:

    • Scrum certifications (CSM, PSM I/II, SAFe, etc.)
    • Experience in remote, distributed team environments
    More
  • Β· 192 views Β· 42 applications Β· 19d

    Infrastructure Team Lead to $10800

    Full Remote Β· Worldwide Β· Product Β· 5 years of experience Β· Pre-Intermediate
    Requirements Over 5 years of experience in infrastructure, DevOps, or related areas, with at least 2 years in a leadership role. Proven expertise in building and maintaining scalable cloud infrastructure (preferably in AWS environments). Extensive...

    Requirements

    • Over 5 years of experience in infrastructure, DevOps, or related areas, with at least 2 years in a leadership role.
    • Proven expertise in building and maintaining scalable cloud infrastructure (preferably in AWS environments).
    • Extensive experience in Kubernetes and managing containerized applications.
    • Strong understanding of GitOps methodologies using tools such as ArgoCD.
    • Hands-on proficiency in Infrastructure as Code (IaC) using Terraform, Terragrunt.
    • Familiarity with monitoring and observability solutions like Prometheus, Grafana, OpenSearch, Datadog, and Vector.
    • Practical experience in designing and managing CI/CD pipelines, with preference for GitLab CI.
    • Solid knowledge of database technologies such as PostgreSQL, MongoDB, Redis.
    • Experience working with messaging systems (RabbitMQ) and distributed architectures.
    • Competence in managing web servers and proxy solutions including NGINX and Squid.
    • Strong leadership and communication skills, with a demonstrated ability to coordinate cross-functional teams.
    • Analytical mindset with a focus on problem resolution and process optimization.

     

    Tech Stack:

    • Cloud & Orchestration: Kubernetes, AWS, GCP
    • CDN: Cloudflare, CloudFront
    • GitOps & Automation: ArgoCD, Terraform, Terragrunt
    • Monitoring & Observability: ELK, OpenSearch, Vector, Prometheus, Grafana, Datadog
    • CI/CD: GitLab CI
    • Databases & Storage: PostgreSQL, MongoDB, Redis
    • Messaging & Queuing: RabbitMQ
    • Programming Languages: Java, Python, Go
    • Web Servers & Proxies: NGINX, Squid
    • Networking: Strong background in network architecture, implementation, and troubleshooting

    Responsibilities

    Technical Leadership

    • Architect and implement highly available and secure infrastructure solutions to support business objectives.
    • Lead efforts in infrastructure design, automation, monitoring, and optimization.
    • Develop and evolve the infrastructure roadmap, ensuring robust lifecycle management of deployed technologies.
    • Define standards, policies, and best practices for cloud, compute, network, and storage services.
    • Identify and integrate emerging technologies to improve system reliability and performance.
    More
  • Β· 115 views Β· 17 applications Β· 19d

    Senior Back-end Engineer

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Intermediate
    About the job As a Senior Back-end Engineer, you will contribute to the development of our cutting-edge Gambling and Casino Platform, architecting secure, scalable services that ensure real-time transaction processing, high traffic reliability, and...

    About the job

    As a Senior Back-end Engineer, you will contribute to the development of our cutting-edge Gambling and Casino Platform, architecting secure, scalable services that ensure real-time transaction processing, high traffic reliability, and seamless third-party integrations. Your focus will be on optimizing performance, enforcing compliance, and building resilient APIs and algorithms to power critical features like odds calculation, payments, and user authentication.

    Collaborating with cross-functional teams, you will drive the platform’s technical backbone, ensuring uptime and efficiency for global users. Your work will set industry standards through innovative back-end solutions, rigorous testing, and a commitment to maintaining mission-critical system integrity.

    Responsibilities:

    • Design, develop, and maintain backend services for our Gambling and Casino platform.
    • Optimize and scale PostgreSQL databases for high performance and reliability.
    • Collaborate with the engineering team and other stakeholders to deliver seamless integrations and new features.
    • Write clean, maintainable, and well-documented code following best practices.
    • Troubleshoot and debug issues, ensuring the stability and performance of the system.
    • Participate in code reviews and contribute to ongoing technical growth and improvement.
    • Stay up-to-date with industry trends and technologies to continuously improve our product.

       

    Requirements & Skills
    Experience

    • 5+ years of experience in software development with JavaScript/TypeScript and Node.js, preferably for complex high-load web applications in iGaming or Fintech domains.

       

    Technical Skills

    • Proficiency in JavaScript/TypeScript.
    • Expertise in Node.js, Nest.js, TypeORM, PostgreSQL, and Redis.
    • Understanding of SQL and NoSQL database architecture, optimization, and management.
    • Experience with real-time communication technologies (e.g., WebSockets).
    • Experience writing and executing tests, including unit, integration, and failure tests.
    • Understanding of RESTful APIs, microservices architecture, and event-driven systems.
    • Knowledge of Docker, Kubernetes, and the concepts and benefits of CI/CD processes.
    • Understanding of SOLID, GRASP, CQRS principles, GoF design patterns, and DDD concepts.
    • Knowledge of Event Sourcing, including events, aggregates, projections, and event streams.
    • Knowledge of traditional monolithic architectures, microservices architecture, and hexagonal architecture's emphasis on separation of concerns.
    • Understanding and practice of Agile development methodology and its Scrum and Kanban frameworks.

       

    Our recruitment process typically follows these stages: 

    • Application screening
    • Interview Stages (2-3 weeks):
    • Job Offer
    • Referrals: Employment and Background Check

     

    More
  • Β· 166 views Β· 29 applications Β· 5d

    Senior NodeJS Engineer

    Full Remote Β· EU Β· Product Β· 5 years of experience Β· Upper-Intermediate
    Overview Come join us as we scale our retail and commerce loyalty platform! PAR Retail is looking for a Senior NodeJS engineer on its expanding product engineering team as we build and grow our Open Commerce enterprise software-as-a-service platform. ...

    Overview 

    Come join us as we scale our retail and commerce loyalty platform! PAR Retail is looking for a Senior NodeJS engineer on its expanding product engineering team as we build and grow our Open Commerce enterprise software-as-a-service platform. 

     

    Open Commerce is a technology suite that enables marketing professionals in the fuel & convenience industry to create real-time, hyper-personalized offers and customer interactions across a variety of channels (mobile, web, SMS, and in-person) to drive customer behavior toward a desired goal. 

     

    Our technology bridges financial payment providers, retail fuel pump technology, and customer experience by wrapping low-level standards-compliant integrations with powerful software abstractions on an ultra-modern software platform. Our platform services and applications are built using a broad swath of technologies (Typescript, NodeJS, Ruby, React, and others), interconnected via GraphQL and RabbitMQ, and run in AWS using Terraform, Helm and Kubernetes (via EKS). 

     

    PAR Retail has its headquarters in Philadelphia, Pennsylvania (USA) and leverages a diverse distributed product engineering and operations team across the United States and Ukraine. PAR Retail offers highly competitive compensation and benefits, as well as an engineering-friendly and product-centric culture. On PAR Retail’s Open Commerce team, we embrace a deeply collaborative software product development process where engineering, design, and product collaborate to shape and ship new functionality. 

    Successful candidates will enjoy PAR Retail’s friendly and flexible culture, and embrace our relentless drive to excellence and goal of providing the #1 retail marketing platform in the fuel & convenience industry and beyond. 

     

    Responsibilities 

    • Working with the team, design and implement new functionality based on product objectives and requirements. 
    • Work with the broader product engineering team to plan and coordinate feature and functionality improvements, as well as resolve bugs and execute technical enhancements, that cross-cut large parts of our platform. 
    • Work to continually learn, improve technology skills, expand knowledge of the Open Commerce platform technologies, and gain increasing versatility across the breadth of our platform systems. 
    • Expand APIs and business logic, and as needed write or revise customer-facing API documentation. 
    • Work with our infrastructure team to enable and enhance highly-available, performant, and well-instrumented backend applications and services that run in our customer environments at substantial scale. 
    • Support operations and infrastructure teams for issue resolution on relevant Open Commerce applications or services running in production environments. 

       

    Qualifications 

    • Practical experience building systems in Node.js 
    • At least 5 years industry experience or equivalent 
    • Experience building and maintaining backend APIs, including design, implementation, evolution, and maintenance 
    • Familiarity with TypeScript, or similar modern strongly-typed language 
    • Proficiency using both relational and non-relational database technologies 
    • Strong understanding and familiarity with CI/CD pipelines and automated testing 
    • Basic knowledge Docker and Kubernetes 
    • Familiarity with OAuth and JWT 
    • Some experience with front-end JS technologies, esp. React or Angular 
    • An ability to work in service-based architectures 
    • Highly independent and able to effectively self-organize and prioritize work 
    • The ability to write clean code, and the discipline to write effective automated unit tests in order to deliver high-quality system improvements 
    • An ability to effectively break down larger bodies of work for delivery as a series of small, self-contained changes to the system 
    • Excellent spoken and written communication skills 
    • BS/MS degree in Computer Science, Engineering, or equivalent years of professional working experience 

       

    Bonus Points 

    • Experience with Nest.js and/or GraphQL 
    • Experience with Ruby on Rails 
    • Experience with AWS 
    • Experience working in distributed teams 
    • Experience in the retail and/or fuel & convenience industries 

       

    PAR Retail Offers:

    - Long-term employment;

    - Competitive compensation with regular performance-based salary and career development reviews;

    - Paid vacations and sick leaves;

    - Health insurance program;

    - Flexible working hours;

    - Sponsored company educational program, corporate library;

    - Comfortable and cozy office;

    - Funny celebrations, team outings, and company events;

    - A unique and friendly environment where everyone can explore and learn new technologies.

    More
  • Β· 28 views Β· 2 applications Β· 19d

    Team Lead/Senior Developer – AI ERP (Cross-Functional Coordination Role)

    Full Remote Β· Ukraine Β· 5 years of experience Β· Advanced/Fluent
    Project: Agent ERP AI – Modernizing Legacy ERP with Intelligent Agents Duration: 6–9 months POC (with potential for long-term role) Start Date: As soon as possible Location: 100% Remote About the Project Agent ERP AI is building a next-generation SaaS...

    Project: Agent ERP AI – Modernizing Legacy ERP with Intelligent Agents

    Duration: 6–9 months POC (with potential for long-term role)

    Start Date: As soon as possible

    Location: 100% Remote

     

    About the Project

    Agent ERP AI is building a next-generation SaaS platform that brings AI-driven agent automation to legacy ERP systems. Our proof-of-concept lays the foundation for a cloud-native product that bridges on-prem and cloud-based ERP environments.

     

    Your Role

    You’ll act as the operational and coordination backbone of the project. Your role is to lead the distributed team, manage priorities and tasks, and ensure the proof-of-concept is delivered on time and to spec.

     

    Responsibilities

    β€’ Coordinate and lead a remote team of AI engineers, Azure experts, ERP developers, and frontend developers

    β€’ Manage GitHub-based project tracking, priorities, and delivery milestones

    β€’ Oversee integration of modern AI infrastructure and ERP integration technologies

    β€’ Manage task triage, updates, and clear documentation flow

    β€’ Ensure continuity and clarity across planning and implementation

    β€’ Collaborate closely with the founder and CTO to unblock decision-making

    β€’ Help implement our AI-native development lifecycle, including AI-assisted scoping, testing, and pilot feedback integration

     

    What We're Looking For

    Must-haves

    β€’ 3+ years' experience leading distributed tech teams or complex technical projects

    β€’ Excellent organizational and communication skills

    β€’ Hands-on experience with GitHub project management

    β€’ Basic familiarity with Azure services and cloud-native tools

    β€’ Ability to track and align complex deliverables across disciplines

    Bonus points for

    β€’ ERP domain experience (especially Microsoft Dynamics NAV/BC)

    β€’ Understanding of AI/ML architectures, LangGraph, and similar

    β€’ Experience applying LLMs or LangChain in the dev lifecycle (scaffolding, testing, monitoring, etc.)

    β€’ Startup or founder-supporting roles in early-stage teams

    β€’ Located in Eastern Europe or Ukraine

     

    Preferred Candidate

    We welcome applicants of all backgrounds but are especially open to female candidates based in Ukraine (remote), due to project-specific team balance and availability considerations.

     

    Why Join?

    β€’ Shape a product with real commercial potential from Day 1

    β€’ Work directly with a focused founder and seasoned CTO

    β€’ Fully remote and async-first culture

    β€’ Define how AI agents integrate with real enterprise workflows

    β€’ Opportunity for future equity and a leadership role if things scale

    More
  • Β· 25 views Β· 2 applications Β· 19d

    Senior Data Analyst

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· Intermediate
    Gypsy is looking for a Senior Data Analyst β€” a seeker of patterns, a builder of meaning, and a navigator through metrics, models, and signals. What makes you a great match 5+ years of experience working with large datasets and building complex...

    Gypsy is looking for a Senior Data Analyst β€” a seeker of patterns, a builder of meaning, and a navigator through metrics, models, and signals.

     

    🧭 What makes you a great match

    • 5+ years of experience working with large datasets and building complex models;
    • Python experience: 3+ years. Use of libraries for analysis and modeling: pandas, numpy, scikit-learn, statsmodels;
    • SQL experience: 3+ years. Working with relational databases: PostgreSQL, BigQuery;
    • Tableau/Superset: 2+ years of experience. Visualization optimization for large datasets;
    • Git: Confident user. Code and data version control, conflict resolution, pull requests;
    • Experience in the iGaming environment.

       

    πŸ“‹ Your daily adventures

    • Creating and validating hypotheses based on data;
    • Using statistical methods to identify patterns;
    • Building and optimizing predictive models (Machine Learning, regression, clustering);
    • Analyzing changes in key metrics and identifying their causes;
    • Developing logic for distinguishing VIP and regular players;
    • Designing models for analyzing player activity and player retention;
    • Continuously improving data collection, processing, and analysis workflows;
    • Developing and maintaining Python scripts to automate processes;
    • Ensuring data quality and troubleshooting processing errors.

     

    πŸ† Preferred Qualifications

    • Experience with A/B testing tools;
    • Experience with BigQuery or other analytical DWHs.

     

    Benefits:

    πŸ’Έ Flexible payment options: choose the method that works best for you;

    🧾 Tax assistance included: we handle part of your taxes and provide guidance on the local setup;

    🎁 Financial perks: Bonuses for holidays, B-day, work milestones and more β€” just to show we care;

    πŸ“ˆ Learn & grow: We cover courses and certifications β€” and offer real opportunities to grow your career with us;

    πŸ₯ Benefit Π‘afeteria: Choose what suits you β€” sports, language courses, therapy sessions, and more;

    πŸŽ‰ Stay connected: From team-building events to industry conferences β€” we bring people together online, offline, and on stage;

    πŸ’» Modern Equipment: We provide new laptops along with essential peripherals like monitors and headphones for a comfortable workflow;

    πŸ•˜ Your schedule, your rules: Start your day at 9, 10, or even 11 β€” we care about results, not clock-ins.

    More
  • Β· 66 views Β· 10 applications Β· 19d

    Test Manager

    Full Remote Β· Ukraine Β· 5.5 years of experience Β· Upper-Intermediate
    Project Description: Our client is one of the leading international equipment manufacturers and dental consumables producers are updating their products set to cloud to provide even more flexibility and quality service to their clients. ...
    • Project Description:

      Our client is one of the leading international equipment manufacturers and dental consumables producers are updating their products set to cloud to provide even more flexibility and quality service to their clients.
       

    • Responsibilities:

      Experienced Project Manager with an interest in regulated Projects (best would be experience within the medical field) and an interest in Testing.

      Needs to communicate with CPO/PO regarding project plan and expected test times and scope of testing.

      Follow up with PO regarding project milestones and their implication to testing (if too much delay, replan test slots reserved for products realistically and not solely based on promises).

      Needs to track general project documentation specific to test (but not only test team). And regularly keep up with the development teams
      regarding their status of unit testing, integration testing, ....

      Communicate with Test Managers regarding test scope and the translation to people days of testers.

      Communicate with peers regarding their needs and balance between the teams to find best tradeoff for all projects with the available capacity.

      "Be the CPO of testing"

      Ensure change in testing approach: stimulate general test automation increase while ensuring that manual test efforts do not increase.
       

    • Mandatory Skills Description:

      - 5+ years experience in leading positions
      - 5+ years experience in Testing
      - Profound knowledge of both manual and automation testing
      - Leadership skills
      - Excellent knowledge of Scrum Framework
      - Experience of leading complex projects
      - C1 English
       

    • Nice-to-Have Skills Description:

      - CI/CD pipeline understanding
      - Experience in medical field
      - Experience in automation, performance, volume testing

    More
  • Β· 40 views Β· 12 applications Β· 19d

    Senior ML Scientist Engineer

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Upper-Intermediate
    Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile,...

    🌎 Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile, Starbucks, and LinkedIn. To work with Akvelon means to be connected with the best and brightest engineering teams from around the globe and working with an actual technology stack building Enterprise, CRM, LOB, Cloud, AI and Machine Learning, Cross-Platform, Mobile, and other types of applications customized to the client’s needs and processes.

    We are looking for a Senior Machine Learning Scientist / Engineer with a strong research and engineering background in Natural Language Processing and Large Language Models (LLMs) to lead the development of advanced reasoning and summarization systems. You will drive cutting-edge innovation in multi-document understanding, reasoning LLMs, and model alignment techniques, working on greenfield challenges with meaningful, real-world applications.


    Requirements:

    • Substantial research experience in Reasoning LLMs, Chain of thought, Post training LLMs, RLHF, LLM Alignment, NLP areas
    • Hands-on experience with training or fine‑tuning open‑source reasoning LLMs
    • Deep expertise in NLP and LLM architectures
    • Proven ability to design and run independent research and experimentation
    • Strong Python and modern ML tooling skills
    • Excellent written and verbal communication
    • Ability to work autonomously


    Nice to have:

    • Applied research experience in Financial (Investing) domain
    • PhD in Machine Learning, NLP, Computer Science, or a related field
    • Applied research experience in industry
    • Contributions to notable open‑source LLM projects (datasets, libraries)
    • Publications and/or original research in the area
    • GCP experience is strongly preferred


    Overlap: up to 2PM EST (8PM CET)


    Working conditions and benefits:

    • Paid vacation, sick leave (without sickness list)
    • Official state holidays β€” 11 days considered public holidays
    • Professional growth while attending challenging projects and the possibility to switch your role, master new technologies and skills with company support
    • Flexible working schedule: 8 hours per day, 40 hours per week
    • Personal Career Development Plan (CDP)
    • Employee support program (Discount, Care, Health, Legal compensation)
    • Paid external training, conferences, and professional certification that meets the company’s business goals
    • Internal workshops & seminars
    • Corporate library (Paper/E-books) and internal English classes
    More
  • Β· 103 views Β· 49 applications Β· 5d

    Senior Python Developer

    Full Remote Β· EU Β· 5 years of experience Β· Upper-Intermediate
    International rapidly growing product IT company StellarTech is looking for a Senior Python Developer. Responsibilities: Develop backend applications from scratch for StellarTech Platform. Working with internal stakeholders' expectations/requirements,...

    International rapidly growing product IT company StellarTech is looking for a Senior Python Developer.

     

    Responsibilities:

    • Develop backend applications from scratch for StellarTech Platform.
    • Working with internal stakeholders' expectations/requirements, actively contributing to platform features discussions.
    • Participation in the architecture decision-making process.
    • Ensure the performance, quality, and stability of the platform.
    • Troubleshoot and debug issues.

       

    Requirements:

    • 5+ years of working experience as a Backend Developer, 2+ years of experience with Python.
    • Understanding of the existing Python ecosystem.
    • Experience with data-intensive/high-load application development.
    • Deep understanding of relational/NoSQL database technologies.
    • Experience with CI/CD tools (we use GitHub Actions).
    • Understanding of message queues/message brokers working principles.
    • Practical experience with services/microservices architecture and event-based systems.
    • Vast experience in integration with external platforms and services
    • Ability to use tools and approaches that speed up development (co-pilot, etc.)
       

     

    Nice to have:

    • Understanding of cloud services (we use AWS) and cloud concepts.
    • Experience with Kubernetes.
    • Experience in marktech, fintech companies is a plus
    • Analytical vision and ability to consider future perspectives in service design

     

    Why You'll Love Working With Us:

    • Impactful Work: Your contributions will directly shape the future of our company.
    • Innovative Environment: We're all about trying new things and pushing the envelope in EdTech.
    • Freedom: flexible role based either remotely or hybrid from one of our offices in Cyprus, Poland.
    • Health: we offer Health Insurance package for hybrid mode (Cyprus, Poland) and health corner in the Cyprus office.
    • AI solutions β€” GPT Chat bot/ Chat GPT subscription and other tools.
    • Wealth: we offer a competitive salary.
    • Balance: flexible paid time off, you get 21 days of annual leave + 10 bank holidays.
    • Collaborative Culture: Work alongside passionate professionals who are as driven as you are.
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  • Β· 19 views Β· 1 application Β· 19d

    Technical Business Analyst

    Full Remote Β· Ukraine Β· 5.5 years of experience Β· Upper-Intermediate
    Project Description: Data Catalog program is an initiative to develop a centralized data management platform by bringing together all Group's data sources. The platform intends to contain suite of applications to manage different aspects around Data...
    • Project Description:

      Data Catalog program is an initiative to develop a centralized data management platform by bringing together all Group's data sources. The platform intends to contain suite of applications to manage different aspects around Data Governance specially:
      β€’ Metadata Management across all applications with heavy focus building data catalog, identifying relationships across metadata, creating and managing tag hierarchies based on business context
      β€’ Cloud based offerings to business and application users for accessing data catalog and associated data by creating unified Data Layer on top of all data sources. This will enable data consistency across and will serve an input to superior analytics helping drive business with meaningful insights
      β€’ Promote self-service model for managing various aspects of data governance
      β€’ Centralize risk management around data and improve regulatory data compliance requirements

      The platform has been built on leading edge technologies with the focus on developing potential machine learning and data mining capabilities.

    • Responsibilities:

      Metadata Management
      β€’ Lead onboarding of data providers onto the Data Highway platform
      β€’ Manage the complete onboarding process (end to end) of data dictionaries and related datasets related to the assigned applications
      β€’ Develop a subject matter expertise on the data dictionaries, datasets and relationships between different datasets for the assigned applications
      β€’ Ensure the data quality of data dictionaries and underlying datasets for the assigned applications. This will include working actively with data providers in resolving any conflicts, issues pertaining to data dictionaries, datasets available on Data Highway for the assigned applications

      System Analysis
      β€’ Develop deep functional knowledge on Data Highway suite of applications
      β€’ Lead and drive the system improvements across the Data Highway's suite of applications
      β€’ Develop detailed functional solution for the proposed enhancements and work with technology partners from implementation purposes
      β€’ Develop detailed understanding of underlying data model for each of the above-mentioned applications
      β€’ Work with UX/UI designers in case of any user interface-related requirements.
      β€’ Develop and execute test cases pertaining to enhancements
      β€’ Manage backlog of enhancements for the assigned module/sub-module within an application
      β€’ Work diligently on resolving any production issues reported by business users
      β€’ Coordinate with end users during UAT execution and work with development team to resolve any open issues in timely manner
      β€’ Work with release management team to ensure all the planned items are released as per release plan

      User Engagement and Operational Process Improvement
      β€’ Engage users at all levels i.e. data providers, business users, stake-holders
      β€’ Conduct user trainings, demos on Data Highway suite of applications when required
      β€’ Actively seek user feedback on the features they use with the goal of getting a sense of any user experience issue, potential enhancements/improvements
      β€’ Provide monthly updates to senior management team on the current state of their assigned applications, enhancements/improvements
      β€’ Strive to make the overall process more efficient either by proposing any potential automations or building new capabilities within the Data Highway suite of applications

    • Mandatory Skills Description:

      β€’ Bachelor Degree in Information Technology, Computer Science, Data Science or relevant 5+ years of experience
      β€’ Proven experience in a technical BA position
      β€’ Analytical mindset with good attention to detail
      β€’ Practical experience in both reading and documenting functional requirements
      β€’ Solid SQL knowledge.
      β€’ Data modeling knowledge. Should be comfortable in understanding data model either via an ER diagram or reading through data dictionaries.
      β€’ Good Excel knowledge. Should be comfortable performing vlook ups, creating pivot tables.
      β€’ Self-starter attitude and ability to work independently
      β€’ Excellent communication skills
      β€’ Team-player and ability to build strong working relationships amongst diverse peers
      β€’ Prior experience working with APIs, and/or Kafka data streaming.

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  • Β· 54 views Β· 6 applications Β· 19d

    Senior Golang Engineer

    Full Remote Β· Ukraine Β· 5 years of experience Β· Upper-Intermediate
    You’ll join a core team working on the SEPA Instant integration The job involves developing a dedicated microservice in Golang, processing real-time payments using RabbitMQ (AMQP over TLS) and Kafka, handling complex ISO 20022 XML message formats β€” all in...

    You’ll join a core team working on the SEPA Instant integration The job involves developing a dedicated microservice in Golang, processing real-time payments using RabbitMQ (AMQP over TLS) and Kafka, handling complex ISO 20022 XML message formats β€” all in a multi-tenant, scalable architecture.

     

    Requirements:

     

    Core Skills:

     β€’ Strong experience in Golang development: clean, modular, idiomatic code (5+ years of experience)

     β€’ Familiarity with Go concurrency patterns (goroutines, channels)

     β€’ Experience in building microservices

     

    Integration & Messaging:

     β€’ RabbitMQ (AMQP over TLS), TLS certificate handling, retry mechanisms, dead-letter queues

     β€’ Kafka: producing, consuming, offset management, at-least-once delivery

     β€’ ISO 20022 XML processing and working with XSD schemas

     

    Testing:

     β€’ Writing unit tests (β‰₯80% coverage) and integration tests with RabbitMQ and Kafka mocks

     β€’ Experience with Testify, GoMock, or Mockery

     β€’ Load testing experience (k6, Locust) is a plus

     

    DevOps / Runtime:

     β€’ Docker and Docker Swarm: creating and managing replicated services, health checks

     β€’ Working with TLS (1.2+), HashiCorp Vault for secrets management

     β€’ Supporting rolling updates and fast service startup (<5 seconds)

     

    API & Security:

     β€’ REST API development and documentation (Swagger/OpenAPI)

     β€’ Familiarity with Go frameworks: chi, gin, echo

     β€’ OAuth2 client credentials flow and JWT token validation

     

    Architectural Understanding:

     β€’ Microservices and event-driven architecture

     β€’ Multi-tenant environment awareness (tenant isolation)

     

    Tools & Workflow:

     β€’ Git (GitHub/GitLab/Bitbucket)

     β€’ CI/CD pipelines for testing, linting, and deployment

     

    Key Responsibilities

     β€’ Develop and maintain Golang microservices for SEPA Instant (EKS) integration using RabbitMQ and Kafka

     β€’ Process ISO 20022 XML messages, supporting dynamic handling of multiple XSD schemas

     β€’ Ensure secure data exchange via TLS with dynamic certificate reloading

     β€’ Implement retry logic and dead-letter queue handling for message errors

     β€’ Write unit and integration tests, contribute to CI/CD pipeline development

     β€’ Collaborate with DevOps for deployment and maintenance of Docker Swarm services

     β€’ Optimize system performance and ensure high availability

     β€’ Document APIs and services

     

    Project Overview

    An innovative Connector-as-a-Service platform that changes the way financial institutions integrate with leading payment clearing systems such as SEPA Instant and Mastercard. The platform makes complex processes simple - providing fast and reliable access to payment systems through a single API, accelerating customer onboarding and opening up new monetization opportunities.

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  • Β· 56 views Β· 5 applications Β· 19d

    Senior Business Analyst

    Full Remote Β· Ukraine Β· 5.5 years of experience Β· Upper-Intermediate
    Project Description: We build the platform, which supports client onboarding in global financial institution. This platform includes processing of onboarding requests as they flow from Clients to Sales to Operations and to downstream processing functions....
    • Project Description:

      We build the platform, which supports client onboarding in global financial institution. This platform includes processing of onboarding requests as they flow from Clients to Sales to Operations and to downstream processing functions. Application functionality is decomposed into business process management, business rules/workflows configuration, reporting / dashboards anmission-criticald workload management functions e.g. work prioritization, SLA management, notifications etc.


      The platform is used by external users, it is mission critical as part client experience upgrade roadmap.

    • Responsibilities:

      - Direct communication with Business stakeholders and technical partners on a day-to-day basis
      - Requirements elicitation from the stakeholders
      - Requirements analysis, including business analysis, functional analysis, integration/API analysis, impact analysis
      - Requirements documentation in Word/Confluence in the format of User Stories, Use Cases, Business Rules, Specification by Example, diagrams, etc.
      - Requirements approval with relevant stakeholders, running demo, requirements change management process
      - Proactively drive analysis of assigned tasks at all levels, i.e. organize calls with Business, and Dev teams, facilitate the discussion, document and distribute MOMs
      - Participate in backlog review and management, create tasks in Jira, estimate and plan the analysis efforts
      - Be a part of the BA team, share knowledge, and contribute to the analysis process improvements
      - Conduct tech interviews for BA positions, support newcomers

    • Mandatory Skills Description:

      At least 5+ years of proven experience in a BA/FA position (after university)
      - Analytical mindset
      - Experience with large enterprise Customers with international stakeholders (USA, UK) is a must, and experience with the Banking/Financial domain is a plus
      - Handson experience with tools: Confluence, Jira, mockups prototyping (Axure, Figma, Balsamiq, or similar), tools for diagrams (Visio, DrawIO, Gliffy, Enterprise Architect, etc.), Excel (minimum middle level). Nice to have: Postman, Swagger.
      - Experience with some of technologies: Kafka, REST API, SOAP, JSON, XML, Data Base tools (MongoDB, MS SQL, Oracle SQL).
      - Experience in Integration between two or more applications (must have)
      - Experience conducting a demo or presentation to an audience of 5 - 30 people
      - Experience with UML diagrams (required), BPMN (nice to have)
      - Extensive experience in documenting requirements in the format of Use Cases or User Stories, Acceptance Criteria, and Business Rules. Experience in writing BRD/FRD/Technical specifications is a big plus
      - Advanced level in reading and writing English (C1)
      - Responsible, accurate, attentive to details, being able to think deep and wide
      - Ability to multi-task, switch contexts, and change focus according to changing priorities. Flexibility in adapting to new processes and client needs
      - Resistance to stress, ability to work under strict deadlines and commitments;
      - Self-starter attitude and ability to work independently

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