Jobs Backend

986
  • · 65 views · 4 applications · 12d

    Senior Go Engineer

    Full Remote · EU · Product · 3 years of experience · English - A2
    We are looking for a Senior Go Engineer to join our teams! Requirements: 4+ years of experience with Go programming language. Proven ability to design and implement scalable and reliable software solutions. Strong understanding of event-driven...

    We are looking for a Senior Go Engineer to join our teams! 

    Requirements:

    • 4+ years of experience with Go programming language.
    • Proven ability to design and implement scalable and reliable software solutions.
    • Strong understanding of event-driven architecture.
    • Experience with containerization and orchestration tools like Docker and Kubernetes.
    • Hands-on experience with RDBMS and/or NoSQL databases.
    • Strong understanding of event-driven architecture + hands-on experience with Event Brokers.
    • Experience with observability — implementing logs, metrics, and tracing.
    • Proficiency in working with cloud platforms such as Google Cloud Platform (GCP) and/or AWS.
    • Proficient in using Git, GitLab, and GitLab CI for source control and continuous integration.
    • Excellent problem-solving abilities.
    • Strong time management and organizational skills to handle multiple tasks effectively.
    • Upper-intermediate level of English, both written and verbal.
       

    Nice to have:

    • Familiarity with the Twelve-Factor App methodology.
    • Knowledge of Cloud Events and GitOps practices.
       

    Responsibilities:

    • Develop high-performance, testable, and maintainable code to deliver new functionality.
    • Conduct code reviews to ensure quality, maintain standards, and share knowledge across the team.
    • Integrate industry-leading third-party services into the platform.
    • Mentor team members and actively share knowledge to foster growth and collaboration.
    • Propose and implement innovative technical initiatives to improve systems and processes.
       

    Why Join Us:

    • Flexible remote or hybrid working format based on your location.
    • No Time Trackers: We value trust and focus on results.
    • Career growth, professional development, and regular performance reviews.
       

    Hiring Steps: HR Interview > Technical Interview (no test task, no live-coding needed) > Reference check > Offer
     

    Our benefits to you:
    ☘️An exciting and challenging job in a fast-growing holding, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
    🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
    🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided
    🏖Paid vacations, sick leave, personal events days, days off
    💵Referral program — enjoy cooperation with your colleagues and get the bonus
    📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
    🎯Rewards program for mentoring and coaching colleagues
    🗣Free internal English courses
    ✈️In-house Travel Service 
    🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, PIN-UP clubs for movie / book / pets lovers and more
    🎳Other benefits could be added based on your location 
     

    More
  • · 33 views · 4 applications · 12d

    Senior Node.js Developer (Valencia on-site)

    Office Work · Spain · Product · 4 years of experience · English - B2
    BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of...

    BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

     

    We're looking for a Senior Node.js Developer to join our team in our Valencian office.

     

    Requirements:

    ✔️Strong knowledge of JavaScript and the ECMAScript 6 standards

    ✔️3+ years of commercial experience with Node.js and Nest.js

    ✔️5+ years of commercial experience in web development

    ✔️Commercial experience of working with high loaded SQL or NO SQL databases

    ✔️Commercial experience of implementing the REST, GraphQL and WebSockets

    ✔️Understanding of the TDD principles and experience of writing tests

    ✔️Understanding of microservice architecture principles

    ✔️Experience of GIT version control system

    ✔️Experience with RabbitMQ

    ✔️Experience with Redis

    ✔️Experience with databases MongoDB, MySQL

    ✔️At least an Intermediate level of English

     

    Will be a plus:

     

    ✔️2+ years of hands-on experience developing over CI/CD/Micro Services architecture/Containers

    ✔️Experience with Kubernetes

    ✔️Experience with Nats

    ✔️Experience with TypeScript

     

    Duties and opportunities:

    ✔️In-house platform development

    ✔️3rd party API integrations

    ✔️Actively participate in developing new features from scratch

     

    We offer excellent benefits, including but not limited to:

    🚀 Career growth opportunities in an international and dynamic environment;

    📚 Opportunity to develop language skills with partial compensation for language courses;

    🎁 Special gifts for birthdays, weddings, and newborns;

    🏝️ 20 working days of paid annual vacation, plus paid sick leaves;

    🍲 Office snacks and refreshments;

    🏋️ ♂️ Sports package to support a healthy lifestyle;

    🩺 Comprehensive medical insurance for you and your partner;

    📍 Comfortable office with great facilities in a prime location;

    🎉 Exciting corporate events, team-building activities, and international company parties.

    More
  • · 102 views · 7 applications · 12d

    Backend PHP Developer

    Office Work · Ukraine (Kyiv) · Product · 2 years of experience · English - B1
    About BULLS MEDIA BULLS MEDIA is a global leader in digital marketing, dedicated to simplifying decision-making and connecting customers with top-tier brands. Our cutting-edge technology empowers millions of consumers worldwide to make smarter, more...

    About BULLS MEDIA

    BULLS MEDIA is a global leader in digital marketing, dedicated to simplifying decision-making and connecting customers with top-tier brands. Our cutting-edge technology empowers millions of consumers worldwide to make smarter, more confident purchasing decisions.

    Our expertise lies in creating review websites. We specialize in developing streamlined landing pages for our clients, ensuring seamless customer experiences while efficiently collecting and managing data in our proprietary tracker system.

    We are seeking a highly skilled and experienced Backend Web Developer to join our development team. As a Backend Web Developer, you will work with other members of the team to design, develop, and maintain new and existing projects. Your primary focus will be on developing all server-side logic, maintaining the central database, and ensuring high performance and responsiveness to front-end requests.

    What You will do:

    • Develop innovative solutions for various projects within the
    • company
    • Provide ongoing support for existing solutions
    • Manage personal development tasks and team member requests
    • based on priorities defined by the group manager
    • Focus on coding and debugging
    • Develop high-quality, reusable code for future use
    • Stay up-to-date with current best practices and learn about new technologies
    • Collaborate with the team to ensure that project goals and objectives are me

     

    What We Offer:

    • 21 days of paid Leave per year.
    • 7 days of sick Leave annually.
    • English-speaking Clubs.
    • Corporate Events and team buildings.
    • Long term cooperation.
    • Performance review once a year
    • Health insurance.
    • All necessary technical equipment provided.
    • 4 days work on-site in comfortable office and 1 day fully remote.

     

    Steps of the hiring process:

    • Recruitment interview.
    • Technical interview.
    • Test task.
    • Final interview with CTO.

    Required Experience to Succeed in This Role:

    • 3+ years of experience as a Web developer
    • Strong knowledge of PHP
    • 2+ years of experience with Laravel
    • Proficient in SQL skills and MySQL, PostgreSQL DB
    • Proficiency in GIT
    • Basic knowledge of JS, HTML&CSS
    • Basic knowledge of bash commands and Linux system
    • Strong work ethic
    • Ability to work independently and manage multiple tasks
    • simultaneously
    • Must have the ability to research and learn new technologies
    • Attention to detail, good time-management skills, ability to handle
    • Multi-tasking activities
    • Intermediate+ English
    More
  • · 73 views · 7 applications · 12d

    Solidity Developer(+Rust)

    Full Remote · Countries of Europe or Ukraine · 1 year of experience · English - None
    Cowchain blockchain development company is actively looking for Solidity Developer to join our development team. About us: Cowchain have successfully completed 150+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base...

    Cowchain blockchain development company is actively looking for Solidity Developer to join our development team.


    About us:
    Cowchain have successfully completed 150+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base including Coinmarketcap leaders with 180M+ total capitalization and 20M+ daily trading volume in Move2Earn, Play2Earn and DeFi industries.


    Required skills:
    — Around 2 year+ commercial experience in smart contract development on Solidity

    — Rust 
    — Hardhat/truffle/Foundry
    — ERC721/ERC1155/ERC20/Chainlink
    — JIRA, gitflow
    — Node.js experience
    — Web3/Etheres libraries
    — LayerZero
    — PDAs/CPI, SPL Token/Token-2022, Anchor testing, program accounts

    What will you do:
    — Smart contracts development for DeFi, NFT, GameFi solutions
    — Integration of smart contract to ReactJs frontend
    — Bugfixes and support existing solutions
    — Participate in project architecture discussions
    — Build solutions from scratch as well as join on-going development process
    — Have fun;) 

    What we offer:
    — Flexible working schedule, remote work
    — Competitive salary with bonuses for activities
    — Ability to dive into fast-growing blockchain/crypto industry
    — Work with modern tech stack (blockchain)
    — Paid vacations, sick leaves
    — 100% friendly/family team

    More
  • · 148 views · 15 applications · 13d

    Principal/Senior Software Engineer

    Full Remote · Countries of Europe or Ukraine · Product · 10 years of experience · English - B2
    Turnitin is seeking a Principal Fullstack/Backend Engineer with a strong focus on backend development, particularly in Java and serverless architectures. This role is ideal for engineers passionate about building scalable distributed systems, data...

    Turnitin is seeking a Principal Fullstack/Backend Engineer with a strong focus on backend development, particularly in Java and serverless architectures. This role is ideal for engineers passionate about building scalable distributed systems, data modeling, and delivering high-performing, reliable software solutions for our award-winning educational platform.

    As a core contributor to our shared services team, you will play a key role in developing and enhancing the foundational systems that power both existing and new applications. This role is fully hands-on, requiring active involvement in coding, development, and implementation of technical solutions.

     

    Responsibilities: 

    • Lead and design, development, and optimization of scalable backend services using Java and serverless technologies (e.g., AWS Lambda).
    • Architect and implement RESTful APIs and event-driven systems to support high-performance, distributed applications.
    • Provide technical leadership to the team, ensuring alignment with architectural standards and best practices.
    • Contribute to the development and integration of user-facing frontend components when needed.
    • Analyze and optimize existing services to enhance performance, scalability, and cost-efficiency.
    • Collaborate with cross-functional teams, including Architects, Product Managers, and engineering leads, to deliver innovative and impactful solutions.
    • Mentor and guide junior developers, fostering a culture of continuous learning and knowledge sharing.
    • Oversee the implementation and maintenance of CI/CD pipelines to ensure efficient and reliable software delivery.
    • Maintain high standards of code quality through rigorous peer reviews, comprehensive testing, and adherence to industry best practices.
    • Create comprehensive documentation for the developed shared components, including usage guidelines and examples.

     

    Requirements:

    • Over 10 years of experience in backend development with deep proficiency in Java and extensive hands-on experience with serverless frameworks (e.g., AWS Lambda, Google Cloud Functions).
    • Solid understanding of frontend technologies, including React and Web Components, with the ability to contribute when needed.
    • Expertise in designing and managing distributed systems, ensuring scalability, and advanced data modeling techniques.
    • Demonstrated ability to lead and collaborate effectively with cross-functional teams and stakeholders across multiple locations, including distributed teams in Europe and the USA, to deliver impactful, high-quality solutions.
    • Practical expertise in cloud technologies, specifically developing serverless applications on AWS using services such as Lambda, DynamoDB, API Gateway, SNS/SQS, and EventBridge.
    • Deep understanding of software development best practices, including design patterns, test-driven development (TDD), and clean code principles.
    • Experience implementing and managing CI/CD pipelines for automated build, deployment, and testing.
    • Familiarity with modern DevOps practices and infrastructure-as-code (IaC).
    • Proven ability to conduct comprehensive system design reviews, ensuring architectural alignment, scalability, performance, and adherence to best practices.
    • Proven experience as a Tech Lead, with a strong track record of mentoring and coaching junior engineers, promoting skill development, and driving adherence to best practices to ensure team growth and technical excellence.
    • Exceptional collaboration skills, working effectively across cross-functional teams, including Product Managers, Architects, and other engineering leads.
    • Ability to communicate complex technical concepts clearly to both technical and non-technical stakeholders.
    • Strong problem-solving skills, with a track record of troubleshooting and optimizing existing systems for performance, scalability, and cost efficiency.
    • Ability to make strategic technical decisions while balancing project deadlines and business goals.

     

    • Preferred Skills:
    • Experience with frontend technologies such as React, Angular, or Web Components is a plus.
    • Familiarity with monitoring and observability tools (e.g., CloudWatch, New Relic, Datadog).
    • Knowledge of data modeling and working with both NoSQL databases.
    • Understanding of agile methodologies, including Scrum and Kanban.
    • Understanding or experience with AI/ML.
    More
  • · 59 views · 23 applications · 13d

    Head of Engineering to $5000

    Full Remote · Worldwide · 3 years of experience · English - C1
    Ken AI is a cold email platform processing 1M+ emails/month. Team of 7. Looking for a hands-on Head of Engineering to own our entire technical operation. The role: Write code daily in .NET 8.0/C# while leading architecture decisions across 14+...

    Ken AI is a cold email platform processing 1M+ emails/month. Team of 7. Looking for a hands-on Head of Engineering to own our entire technical operation.

     

    The role: Write code daily in .NET 8.0/C# while leading architecture decisions across 14+ microservices, 3 database engines (MySQL, Redis, MongoDB), and 25+ third-party API integrations.

     

    You'll own:

    • .NET backend and infrastructure (Clean Architecture/DDD, Linux VPS, GitHub Actions CI/CD)
    • AI systems (multi-model orchestration across OpenAI, Anthropic, Gemini)
    • (Huge) Databases, reliability, and monitoring
    • A dev team of 2-3 engineers

     

    Requirements:

    • Deep .NET/C# and distributed systems experience
    • Production AI/LLM integration
    • DevOps (Linux, CI/CD, systemd - with path to K8s)
    • AI-native dev workflow (Claude Code, Cursor, or similar)
    • Comfortable being the only senior engineer

     

    Comp: $3-5K/month + equity for exceptional candidates. Salary grows with revenue.

     

    Remote - flexible hours, EU timezone meetings.

     

    Founded by Cristian Frunze (20, Moldova) - 3rd startup after building the biggest eLearning platform in Romania & Moldova (50K+ students).

    More
  • · 167 views · 47 applications · 14d

    Senior Backend Engineer

    Full Remote · EU · Product · 5 years of experience · English - B2
    About us Scrambly is the most rapidly growing Italy-based tech startup operating in the performance marketing and rewarded advertising space. Our platform helps users discover and test new apps, games, and services - and get rewarded for it. With millions...

    About us
    Scrambly is the most rapidly growing Italy-based tech startup operating in the performance marketing and rewarded advertising space. Our platform helps users discover and test new apps, games, and services - and get rewarded for it. With millions of installs, we’re focused on scaling our mobile product and building a seamless user experience.

    Now we are looking for a Senior Backend Engineer to join the team building the core systems behind Scrambly. In this role, you will be solving complex scalability challenges for a platform serving millions of users globally.

    Your focus will be on writing robust, high-performance code and bridging the gap between product requirements and technical reality. You will work within a modern tech stack to ensure our systems remain fast, reliable, and easy to maintain as we grow.

    Key Responsibilities

    • Design & Implementation
      • Design, build, and maintain high-performance, scalable backend services and APIs using Node.js (NestJS)
      • Write clean, maintainable, and testable code that serves as a benchmark for the team
      • Ensure seamless integration between backend services and frontend applications
    • Architecture & Technical Strategy
      • Propose and implement architectural improvements for core systems
      • Design complex features with a focus on long-term scalability, extensibility, and maintainability
      • Apply best practices for distributed systems and RESTful API design
    • Mentorship & Code Quality
      • Champion high code quality and engineering best practices across the team
      • Mentor other engineers through constructive code reviews, technical guidance, and pair programming
      • Foster a culture of technical curiosity and continuous improvement
    • Performance & Infrastructure
      • Monitor system performance, identify bottlenecks, and proactively resolve reliability issues
      • Collaborate with DevOps to ensure smooth CI/CD pipelines, deployments, and infrastructure reliability
      • Work with containerization and orchestration tools to manage application lifecycles
    • Cross-functional Collaboration
      • Work closely with Product, Design, Frontend, and QA teams to deliver high-quality features
      • Translate product requirements into robust technical specifications
      • Communicate technical constraints and trade-offs clearly to non-technical stakeholders

    Requirements

    • 5+ years of software engineering experience, with a strong focus on backend development
    • Strong proficiency in Node.js and modern frameworks like NestJS
    • Excellent system design skills and a solid understanding of backend architecture, RESTful APIs, and distributed systems
    • Experience with cloud platforms (GCP preferred; AWS or Azure acceptable), containerization (Docker), and orchestration/IaC (Kubernetes, Terraform, Helm)
    • Proficiency with relational (e.g., PostgreSQL), NoSQL (e.g., Redis) databases, and message queues (e.g., RabbitMQ, GCP Pub/Sub, Redis Pub/Sub)
    • Strong communication and collaboration skills, comfortable working in a fast-paced team environment
    • English: Upper-Intermediate or higher (B2/B2+, written and spoken). You need to be able to communicate clearly in English to work effectively in an international team and participate in architectural discussions

    Nice to Have

    • Experience in a B2C startup that has scaled to millions of users
    • Basic proficiency in Go; able to read, write, and maintain basic Go services without starting to learn from scratch
    • Hands-on experience with React, capable of implementing basic UI features or internal tools independently

    What We Offer

    • Work on systems where performance optimizations translate to immediate user impact for millions of users
    • A culture of code reviews, knowledge sharing, and mentorship where the best idea wins
    • A fast-paced environment where your code quickly translates into real user value
    • We value the stability and value of what you ship, not just the number of lines of code
    • Full-time & fully remote position
    • 15 days of paid vacation days
    • 5 days of paid days off
    • 5 days of paid sick leave
    • Maternity/Paternity leave
    • National holidays by the country of your stay
    More
  • · 414 views · 102 applications · 15d

    Python Back-end developer to $4000

    Full Remote · Worldwide · 4 years of experience · English - B1
    About Us We are building a new high-load online platform in the iGaming domain using a modern, cloud-based backend architecture. Our focus is on performance, reliability, and correctness. The platform is designed as a distributed microservices system,...

    About Us

    We are building a new high-load online platform in the iGaming domain using a modern, cloud-based backend architecture.
    Our focus is on performance, reliability, and correctness.

     

    The platform is designed as a distributed microservices system, capable of handling real-time processing, financial transactions, and heavy concurrent workloads.


    We are assembling a strong engineering team to design and implement this platform entirely in Python with FastAPI.

     

    Role: Python Backend Developer

    You will design and implement core backend services in a cloud-native, microservices architecture.
    This role involves working on critical systems such as transactions, user management, game integrations, messaging pipelines, analytics, and internal services.

    You will actively participate in architecture, data modeling, and technical decision-making.

     

    Responsibilities

    • Design and develop backend services in a microservices architecture
    • Build scalable APIs using FastAPI and async Python
    • Architect and implement messaging and streaming systems
    • Design and optimize PostgreSQL data models and queries
    • Implement efficient caching and data access layers
    • Work with analytical workloads using ClickHouse
    • Ensure high availability, performance, and fault tolerance
    • Write production-grade, well-tested, maintainable code
    • Participate in system architecture and technical design decisions

     

    Requirements

    Must-Have

    • Strong experience in Python backend development
    • Hands-on experience with FastAPI
    • Deep understanding of async programming in Python
    • Strong knowledge of PostgreSQL and SQL optimization
    • Experience with SQLAlchemy and Pydantic
    • Experience working with RabbitMQ and/or Kafka
    • Experience with Redis
    • Production experience with Docker and Kubernetes
    • Understanding of microservices and distributed systems
    • Strong debugging and problem-solving skills
    • Experience writing automated tests with Pytest

    Nice-to-Have

    • Experience building high-load, distributed platforms
    • Experience in betting, gaming, fintech, or financial platforms
    • Experience with ClickHouse or large-scale analytics
    • Experience with cloud-native systems and observability

     

    What We Offer

    • Work on a new high-load platform built with modern Python
    • Real impact on architecture and technical direction
    • Challenging engineering problems at scale
    • Strong technical team and engineering culture
    • Competitive compensation
    • Long-term, stable project
    • Remote-friendly environment
    More
  • · 172 views · 35 applications · 15d

    Python Back-end developer to $2400

    Part-time · Full Remote · Worldwide · Product · 4 years of experience · English - B1
    About Us We are building a new high-load online platform in the iGaming domain using a modern, cloud-based backend architecture. Our focus is on performance, reliability, and correctness. The platform is designed as a distributed microservices system,...

    About Us

    We are building a new high-load online platform in the iGaming domain using a modern, cloud-based backend architecture.
    Our focus is on performance, reliability, and correctness.

     

    The platform is designed as a distributed microservices system, capable of handling real-time processing, financial transactions, and heavy concurrent workloads.


    We are assembling a strong engineering team to design and implement this platform entirely in Python with FastAPI.

     

    Role: Python Backend Developer

    You will design and implement core backend services in a cloud-native, microservices architecture.
    This role involves working on critical systems such as transactions, user management, game integrations, messaging pipelines, analytics, and internal services.

    You will actively participate in architecture, data modeling, and technical decision-making.

     

    Responsibilities

    • Design and develop backend services in a microservices architecture
    • Build scalable APIs using FastAPI and async Python
    • Architect and implement messaging and streaming systems
    • Design and optimize PostgreSQL data models and queries
    • Implement efficient caching and data access layers
    • Work with analytical workloads using ClickHouse
    • Ensure high availability, performance, and fault tolerance
    • Write production-grade, well-tested, maintainable code
    • Participate in system architecture and technical design decisions

     

    Requirements

    Must-Have

    • Strong experience in Python backend development
    • Hands-on experience with FastAPI
    • Deep understanding of async programming in Python
    • Strong knowledge of PostgreSQL and SQL optimization
    • Experience with SQLAlchemy and Pydantic
    • Experience working with RabbitMQ and/or Kafka
    • Experience with Redis
    • Production experience with Docker and Kubernetes
    • Understanding of microservices and distributed systems
    • Strong debugging and problem-solving skills
    • Experience writing automated tests with Pytest

    Nice-to-Have

    • Experience building high-load, distributed platforms
    • Experience in betting, gaming, fintech, or financial platforms
    • Experience with ClickHouse or large-scale analytics
    • Experience with cloud-native systems and observability

     

    What We Offer

    • Work on a new high-load platform built with modern Python
    • Real impact on architecture and technical direction
    • Challenging engineering problems at scale
    • Strong technical team and engineering culture
    • Competitive compensation
    • Long-term, stable project
    • Remote-friendly environment
    More
  • · 340 views · 121 applications · 15d

    Senior Backend Engineer Node.js

    Full Remote · Worldwide · Product · 5 years of experience · English - None
    Playson is a leading online gaming supplier founded in 2012 that has developed worldwide recognition in the industry. Our promotional features team is seeking a Senior Backend Engineer with a strong background in Node.js. This role is focused on...

    Playson 🤘 is a leading online gaming supplier founded in 2012 that has developed worldwide recognition in the industry.

    Our promotional features team is seeking a Senior Backend Engineer with a strong background in Node.js. This role is focused on developing and optimizing promotional features for our gaming platforms, where performance, scalability, and cutting-edge solutions are paramount.
    If you’re a product-passionate person, your mind is keen to solve deep tech engineering problems, and you have a fast “PoC first” approach with a deep sense of ownership, we would love to hear from you.

    To succeed in the role, you will have:

    • A degree in Computer Science or related field
    • Strong development experience in Node.js/TypeScript 5+ years
    • Strong understanding of Async approaches
    • Experience with Messaging systems like Kafka, RabbitMQ
    • Experience in distributed systems
    • Experience with RDBMs (MySQL, PostgreSQL etc.), CDBMs (Redshift, ClickHouse etc.), NoSQL (DynamoDB, MongoDB, etc)
    • Experience in writing e2e & unit tests
    • Experience with development production-ready solutions
    • Hands-on product experience with Kubernetes

    Would be beneficial to know:

    • Understanding of enterprise development patterns
    • Experienced with large-scale microservices architecture
    • Experience with cloud providers (AWS, GCP, etc.)
    • Active performance observation
    • Gambling domain experience
    • Understanding of application security and industry standards, its best practices

    What will you be doing?

    • Develop and maintain robust backend systems for our promotional features.
    • Optimize existing systems for enhanced performance and scalability.
    • Lead technical decisions and contribute to our SaaS solutions.
    • Collaborate with distributed teams to innovate and implement new features.
    • Ensure code and architectural excellence through reviews.
    • Address complex technical challenges with innovative solutions.

    What you get in return:

    • Competitive Salary: We offer a competitive salary in EUR, subject to annual performance reviews
    • Quarterly Bonuses: Benefit from a transparent and systematic quarterly bonus system
    • Flexible Schedule: We offer a flexible work schedule to accommodate your needs
    • Remote Work Option: Choose to work remotely, providing greater flexibility and comfort
    • Medical Insurance: Receive comprehensive medical insurance for both you and a significant other
    • Financial Support for Life Events: We provide financial support during special life events
    • Unlimited Paid Vacation: Enjoy unlimited paid vacation leave
    • Unlimited Paid Sick Leave: Take unlimited paid sick leave whenever necessary
    • Professional Development: Get reimbursement for professional development courses and training

    Join us today!

    More
  • · 119 views · 27 applications · 15d

    Senior Backend Engineer – Automation/Public API

    Full Remote · Worldwide · Product · 5 years of experience · English - None
    We are a rapidly growing startup building an advanced management and analytics platform for companies operating on fan platforms such as OnlyFans, Fansly, and others. Our platform helps businesses efficiently manage large numbers of accounts and teams,...

    We are a rapidly growing startup building an advanced management and analytics platform for companies operating on fan platforms such as OnlyFans, Fansly, and others.

    Our platform helps businesses efficiently manage large numbers of accounts and teams, offering powerful tools for operational optimization and revenue growth.


    At the core of our system are powerful automation workflows, advanced data collection, and actionable insights that help our users optimize their operations.
     

    The Role

    We’re looking for an experienced backend engineer to take a leading role in this project. You’ll be responsible for designing system architecture, hands-on coding, and driving technical decisions.

    What You’ll Do:

    • Lead the design and development of our Public API, ensuring it is secure, well-documented, and developer-friendly.
    • Design and implement microservices to automate key processes for our users.
    • Architect scalable solutions for handling external integrations and webhooks with high reliability.
    • Ensure API performance and stability under high concurrency, implementing proper rate limiting and caching strategies.
    • Collaborate with cross-functional teams to ensure seamless integration of automation features and external connectivity.
    • Continuously optimize existing systems for performance, scalability, and reliability.



    Your Expertise:

    • Strong experience in designing and building public-facing APIs (REST, GraphQL) and adhering to OpenAPI/Swagger standards.
    • Solid experience with Node.js, focused on backend development and building scalable high-load systems.
    • Deep understanding of API security standards (OAuth 2.0, API Keys, JWT) and best practices.
    • Experience in designing and implementing microservices with high availability, fault tolerance, and scalability.
    • Strong knowledge of performance optimization for low-latency systems.
    • Solid understanding of cloud platforms (AWS, GCP, etc.) and containerization technologies (Docker, Kubernetes) for scalable deployments.
    • Experience with API Gateways and management tools.
    • Excellent problem-solving skills, with the ability to design efficient solutions for high-traffic systems.
    • Familiarity with event busses and message queues (e.g., RabbitMQ, SQS) for asynchronous processing.

     

    What We Offer:

    •  20 vacation days + 10 sick days
    • Flexible schedule & fully remote format
    • Budget for sports, psychologist, health insurance
    • Budget for education & English courses
    • Fun teambuildings with a great team
    • PDP (Personal Development Plan)
    More
  • · 95 views · 25 applications · 15d

    Python Engineer (with AI experience)

    Full Remote · Countries of Europe or Ukraine · 5 years of experience · English - B2
    We are looking for a Senior Software Engineer with deep expertise in Python and a passion for practical AI-enhanced development. About the Project The project focuses on building software systems for managing and optimizing operations in global port and...

    We are looking for a Senior Software Engineer with deep expertise in Python and a passion for practical AI-enhanced development.

     

    About the Project
    The project focuses on building software systems for managing and optimizing operations in global port and intermodal logistics. The platform helps coordinate complex workflows, process large volumes of operational data in real time, and support efficient decision-making across terminal operations.

     

    Requirements:

     

    • Strong Python experience, with at least 5+ years of professional development.
    • Practical experience using AI tools (e.g., Copilot, generative models, LLM-based automation) to enhance development workflows and reduce manual effort.
    • Excellent communication skills, including clear reasoning, concise documentation, and the ability to ask thoughtful, relevant questions.
    • Senior-level engineering skills, including system design from the ground up, deep understanding of technical requirements, and the ability to independently prototype and validate solutions.

     

    Overlap time requirements: till 10 AM PST

     

    Working conditions and benefits:

     

    • Paid vacation, sick leave (without sickness list)
    • Official state holidays — 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 meet the company’s business goals
    • Internal workshops & seminars
    • Corporate library (Paper/E-books) and internal English classes.

     

    Don't miss out on this opportunity! Submit your application today 😊

    More
  • · 63 views · 24 applications · 15d

    Python Engineer (with AI experience)

    Full Remote · Ukraine · 5 years of experience · English - B2
    We are looking for a Senior Software Engineer with deep expertise in Python and a passion for practical AI-enhanced development. About the Project The project focuses on building software systems for managing and optimizing operations in global port and...

    We are looking for a Senior Software Engineer with deep expertise in Python and a passion for practical AI-enhanced development.

     

    About the Project
    The project focuses on building software systems for managing and optimizing operations in global port and intermodal logistics. The platform helps coordinate complex workflows, process large volumes of operational data in real time, and support efficient decision-making across terminal operations.

     

    Requirements:

     

    • Strong Python experience, with at least 5+ years of professional development.
    • Practical experience using AI tools (e.g., Copilot, generative models, LLM-based automation) to enhance development workflows and reduce manual effort.
    • Excellent communication skills, including clear reasoning, concise documentation, and the ability to ask thoughtful, relevant questions.
    • Senior-level engineering skills, including system design from the ground up, deep understanding of technical requirements, and the ability to independently prototype and validate solutions.

     

    Overlap time requirements: till 10 AM PST

     

    Working conditions and benefits:

     

    • Paid vacation, sick leave (without sickness list)
    • Official state holidays — 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 meet the company’s business goals
    • Internal workshops & seminars
    • Corporate library (Paper/E-books) and internal English classes.

     

    Don't miss out on this opportunity! Submit your application today 😊

    More
  • · 524 views · 163 applications · 15d

    Python Developer

    Full Remote · Countries of Europe or Ukraine · 2 years of experience · English - B2
    We are looking for a skilled Python Developer to join our growing team. You will work on building and maintaining high-quality backend solutions, improving system performance, and contributing to the technical architecture of our...

    We are looking for a skilled Python Developer to join our growing team. You will work on building and maintaining high-quality backend solutions, improving system performance, and contributing to the technical architecture of our products.

    Responsibilities

    - Develop, maintain, and optimize backend services using Python.

    - Design and improve application logic, data processing workflows, and integrations.

    - Collaborate with the team to define technical requirements and implement best practices.

    - Write clean, well-structured, and testable code.

    - Participate in code reviews and contribute to continuous improvement.

    - Work closely with frontend developers.
     

    Requirements

    - Strong experience with Python development.

    - Solid understanding of software design principles, clean code, and modern development practices.

    - Experience working with APIs, data structures, and system integrations.

    - Ability to work independently as well as in a team environment.

    - Good communication skills and attention to detail.

    - Upper-Intermediate English.
     

    Nice to Have

    - Experience with React.js or understanding of frontend-backend collaboration.

    - Familiarity with cloud platforms, CI/CD, or containerization tools.

    - Knowledge of SQL or NoSQL databases.

    More
  • · 375 views · 53 applications · 15d

    Python Developer

    Full Remote · Ukraine · 1 year of experience · English - B2
    We are looking for a skilled Python Developer who is located in Lviv. You will work on building and maintaining high-quality backend solutions, improving system performance, and contributing to the technical architecture of our...

    We are looking for a skilled Python Developer who is located in Lviv. You will work on building and maintaining high-quality backend solutions, improving system performance, and contributing to the technical architecture of our products.

    Responsibilities

    - Develop, maintain, and optimize backend services using Python.

    - Design and improve application logic, data processing workflows, and integrations.

    - Collaborate with the team to define technical requirements and implement best practices.

    - Write clean, well-structured, and testable code.

    - Participate in code reviews and contribute to continuous improvement.

    - Work closely with frontend developers.
     

    Requirements

    - Strong experience with Python development.

    - Solid understanding of software design principles, clean code, and modern development practices.

    - Experience working with APIs, data structures, and system integrations.

    - Ability to work independently as well as in a team environment.

    - Good communication skills and attention to detail.

    - Upper-Intermediate English.
     

    Nice to Have

    - Experience with React.js or understanding of frontend-backend collaboration.

    - Familiarity with cloud platforms, CI/CD, or containerization tools.

    - Knowledge of SQL or NoSQL databases.

    More
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