Jobs

61
  • Β· 90 views Β· 18 applications Β· 12d

    GoLang Developer Blockchain

    Full Remote Β· Worldwide Β· 3 years of experience Β· Upper-Intermediate
    About the Team DeXe is an AI-powered permissionless suite of tools for managing communities and assets off/on-chain. It is governed by DeXe DAO, the top 9 DAO by TVL in treasury, and the biggest on the BNB Chain. It features DeXe Protocol, the most...

    πŸš€About the Team

    DeXe is an AI-powered permissionless suite of tools for managing communities and assets off/on-chain. It is governed by DeXe DAO, the top 9 DAO by TVL in treasury, and the biggest on the BNB Chain. It features DeXe Protocol, the most extensive code base of smart contracts for treasuries and on-chain decision-making, and DeXe DAO Studio, a dApp for easy, no-code use, offering dashboards, automation, notifications, and a seamless user experience.

     

    😎Who you are

    A passionate GoLang Developer with a strong background in building efficient and scalable applications. You thrive on solving complex problems and continuously improving your skills in software development. Your focus is on delivering high-quality code and contributing to innovative projects.

     

    🌟What do you bring?

    • Experience in Golang for over 3 years. 
    • Experience working with high-load systems (low latency, high throughput, multithreading)
    • Deep knowledge of WebSockets, REST, gRPC, TCP/IP
    • Experience with CEX APIs (Binance, Bybit, OKX, etc.)
    • In-depth understanding of PostgreSQL (query optimization, transactions, indexes, replication)
    • Experience with Redis (Pub/Sub, Streams, caching)
    • Experience with Docker, Kubernetes, and deployment automation
    • Experience with CI/CD (GitLab, GitHub Actions)
    • Knowledge of markets, algorithmic trading, and arbitrage
    • Experience with Web3, DEX (Uniswap, Curve, Ref Finance, etc.)

     

    🌟What you will deliver?

    • Develop high-performance trading bots with minimal processing latency
    • Integrate CEX and DEX APIs, develop and test connectors to exchanges
    • Optimize network interactions (WebSockets, REST, gRPC)
    • Design and maintain architecture for high-load data stream processing
    • Implement monitoring and logging systems (Prometheus, Grafana)
    • Configure and maintain automated CI/CD processes
    • Work with low-level networking protocols to ensure optimal performance
    • Design fault-tolerant systems and scalable architecture

     

    🌟Why this matters to you?

    • Competitive earnings potential with bonuses
    • Opportunity to shape the future of the crypto industry
    • Propel your personal and professional growth with a tailored personal development plan
    • Fully remote work opportunity- work from anywhere
    More
  • Β· 53 views Β· 6 applications Β· 29d

    Senior Back-end Developer (GoLang)

    Full Remote Β· Worldwide Β· Product Β· 5 years of experience Β· Upper-Intermediate
    Who we are: Selesa offers IT outsourcing, specialist out-staffing, and project management services to enhance business operations. We focus on providing skilled professionals for IT needs, including development, security consulting, and business...

    Who we are:

    Selesa offers IT outsourcing, specialist out-staffing, and project management services to enhance business operations. We focus on providing skilled professionals for IT needs, including development, security consulting, and business development. Selesa also manages sales, account management, and human resources to support company growth. Our services are known for efficiency, quality, and strong communication, making us a trusted partner for businesses looking to streamline and secure their IT infrastructure. Originated in Vilnius, Lithuania, we cater to global clients.

    Who we are looking for:

    Seeking a skilled Backend Developer proficient in Golang to join our fast-paced team. If you excel in backend technologies like PostgreSQL, Kubernetes, Redis, RabbitMQ, gRPC, and Jaeger, your next challenge awaits!

    What you’ll be doing:

    • Extend, maintain, and optimize backend applications for games.
    • Collaborate with other teams for integration and technical designs/documentation.
    • Develop and maintain backend services using Golang.
    • Manage database operations with PostgreSQL.
    • Handle deployment and scaling of containerized applications using Kubernetes.
    • Implement caching mechanisms with Redis for enhanced system performance.
    • Configure and manage RabbitMQ for seamless inter-service communication.
    • Continuously improve code quality, performance, and application responsiveness.

    Who you are and whom we’re seeking:

    • Experience in slot game creation is a MUST
    • Experience with gRPC is desirable, simplifying the creation of distributed applications.
    • Familiarity with Jaeger for monitoring and troubleshooting microservices-based systems is beneficial.
    • Strong team player with a problem-solving mindset and excellent debugging skills.
    • Committed to producing high-quality code.

    Please answer the following questions when submitting your application:

    1. How many years of experience do you have as a Backend Developer? Additionally, how many years of experience do you have with Golang?
    2. Please provide links to the demo slot games you’ve worked on.
    3. Please describe examples and your knowledge and experience with all the listed above stack technologies used (PostgreSQL, Kubernetes, Redis, RabbitMQ, gRPC, and Jaeger).
    4. Would you agree to do a test task before an interview? This would allow us to evaluate your skills and make an appropriate financial offer to you.
    5. What are your Monthly salary expectations for a long-term, full-time position (if we consider 40 hours a week)?
    More
  • Β· 101 views Β· 9 applications Β· 13d

    Middle Go Engineer

    Full Remote Β· EU Β· Product Β· 3 years of experience Β· Intermediate
    PIN-UP Global is an international holding specializing in the development and implementation of advanced technologies, B2B solutions, and innovative products for the iGaming industry. We provide certification and licensing of our products, providing...

    PIN-UP Global is an international holding specializing in the development and implementation of advanced technologies, B2B solutions, and innovative products for the iGaming industry. We provide certification and licensing of our products, providing customers and partners of the holding with high-quality and reliable solutions.

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

    Requirements:

    • 3+ 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 β€” 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:
    πŸ€Great working atmosphere with a passionate multicultural team of experts and leaders in Development, Engineering, Architecture, Management, Operations, Marketing, fostering a friendly culture and a success-driven mindset
    πŸ– 25+ paid vacation/off days along with paid sick leave
    πŸ§‘β€πŸ’» Laptop and all necessary equipment provided according to holding standards
    πŸ’΅ Referral program β€” get the bonus & enjoy cooperation with your colleagues
    πŸ‘¨β€βš• Comprehensive medical insurance for your health and well-being
    πŸ¦„ Multiple internal activities: including an online platform with quests, gamification, and bonuses. Enjoy PIN-UP Talks Club for movie and book lovers, cozy board game evenings, and special office days dedicated to holidays
    🎳 Company events and team-building activities to strengthen connections and foster a positive work environment
    πŸ“ Beautiful offices in Kyiv, Warsaw, Limassol, Almaty, and Yerevan β€” work in comfort and build your network of IT professionals every day
    πŸ“š Educational support from our L&D team, including internal and external training sessions, conferences, and courses on platforms like Udemy
    πŸ—£ Free internal English courses
    πŸ€Έβ€β™€ Sports benefits to help you stay active and energized
     

    More
  • Β· 119 views Β· 11 applications Β· 19d

    Strong Medium Golang Developer

    Office Work Β· Israel, Ukraine (Lviv) Β· Product Β· 1.5 years of experience Β· Intermediate
    About Gigapipe: Gigapipe is a ground breaking observability platform designed to unify logs, metrics, traces and profiles in a single, seamless database. Our international team of experts was formed by opensource observability moderators and leaders of...

    About Gigapipe: Gigapipe is a ground breaking observability platform designed to unify logs, metrics, traces and profiles in a single, seamless database.
    Our international team of experts was formed by opensource observability moderators and leaders of the global community.
    Gigapipe's all-in-one approach ensures automatic correlation between different data types, enhancing troubleshooting and insight generation for engineering teams.
     

    The Role: We're seeking a Golang developer mindset to join our dynamic development team. A perfect blend of learning new technologies and assist us with modifying and elevating our product abilities.

    Key Responsibilities:
     

    • Managing data between different servers.
    • Refactoring legacy code from a different language to Golang.
    • Developing HTTP service in Golang from Python.

       

    Technical Requirements:
     

    • Minimum 1.5 year experience in Golang.
    • Minimum 1 year experience with working with any SQL database: (MSSQL, MySQL, PostgreSQL).
    • Experience with caching mechanisms such as Redis.
    • Experience with virtualization platforms like docker.
    • Knowledge and experience with Python - Advantage
    • Knowledge and experience with Node.js - Advantage
    • Knowledge in ClickHouse - Advantage
    • Experience with big data - Advantage
       

    Office Location Highlight: Join us in our stunning office in the heart of Lviv, right on Rynok Square! Our modern workspace offers breathtaking views of the historic city center, combining centuries of architectural heritage with state-of-the-art office amenities. Enjoy your coffee breaks on our terrace overlooking the vibrant city life, or take advantage of the numerous cafes, restaurants, and cultural spots just steps away from our door.

    Ready to join a global team while staying local in the heart of Lviv? Apply now and become part of our leading opensource observability solutions.

    More
  • Β· 180 views Β· 49 applications Β· 26d

    Go Developer

    Full Remote Β· Worldwide Β· Product Β· 4 years of experience Β· Pre-Intermediate
    A modern real-time platform is currently in development, focused on delivering rich audio and video communication features. The backend is partially built with Go. We’re looking for a full-time Go developer who will take ownership of core backend services...

    A modern real-time platform is currently in development, focused on delivering rich audio and video communication features. The backend is partially built with Go. We’re looking for a full-time Go developer who will take ownership of core backend services and contribute to the integration of our real-time communication layer.What you’ll do:
     

    • Develop and maintain scalable backend services in Go
    • Integrate and manage our LiveKit infrastructure (self-hosted)
    • Implement features like room management, token generation, and participant control
    • Build internal APIs (REST/gRPC) for client apps (web, mobile)
    • Optimize performance and reliability of audio/video features
    • Collaborate with frontend and DevOps teams

    Requirements:
     

    • 2–4 years of professional experience with Go (Golang)
    • Strong understanding of concurrency, goroutines, and channels
    • Experience building and maintaining REST or gRPC APIs
    • Familiarity with JWT, authentication flows, and session management
    • Solid knowledge of PostgreSQL and Redis
    • Experience working with Docker and writing maintainable Go services
    • Ability to read documentation and work with third-party SDKs (e.g., LiveKit Go SDK)

    Nice to have:
     

    • Experience with LiveKit or any WebRTC-related project
    • Knowledge of media server concepts (SFU, signaling, TURN/STUN)
    • Previous work with event-driven architecture, pub/sub, or message queues
    More
  • Β· 101 views Β· 16 applications Β· 13d

    Senior Golang Developer

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· Beginner/Elementary
    NuxGame works with iGaming operators of all scales helping companies access new markets or enhance their existing brands. As a casino gaming software company, NuxGame provides solutions that allow building outstanding brands and fulfilling your business...

    NuxGame works with iGaming operators of all scales helping companies access new markets or enhance their existing brands. As a casino gaming software company, NuxGame provides solutions that allow building outstanding brands and fulfilling your business goals. 

    We are looking for a Senior Golang Developer to join our team.

     

    What we expect from the candidate:

    • Proven expertise in Go, including advanced skills in developing high-performance applications.
    • Experience in building APIs and a strong understanding of RESTful design principles.
    • Experience with Kafka or similar messaging queues.
    • Strong understanding of asynchronous programming concepts.
    • Familiarity with Object-Oriented Programming principles is a plus.
    • Excellent problem-solving skills and ability to work independently as well as in a team.
    • Strong communication skills and a proactive attitude.

    Preferred Qualifications:

    • Knowledge of cloud platforms like AWS, Google Cloud, or Azure.
    • Understanding of containerization technologies (e.g., Docker, Kubernetes).
    • Experience working in a CI/CD environment.
    • Familiarity with Laravel, PHP, or JavaScript is desirable but not necessary.

     

    Your position will include:

    • Develop and maintain high-performance applications in Go.
    • Build APIs that are robust, scalable, and well-documented.
    • Consistently write clean, understandable code using best programming practices.
    • Integrate and consume events from messaging systems such as Kafka effectively.
    • Implement asynchronous execution strategies to enhance application performance and scalability.
    • Abide by coding principles like KISS, DRY, and SOLID despite certain language-specific nuances.
    • Collaborate with product managers, designers, and other developers to define and refine project scopes.
    • Troubleshoot and optimize existing codebases for improved efficiency and performance.
    • Write clean, maintainable, and efficient code while adhering to industry best practices and coding standards.

     

    What we offer:

    • Remote work format;
    • Working hours from 10:00 to 18:00 (Mon-Fri);
    • Interesting work in successful projects;
    • Timely payment of salaries, official employment, 24 days of vacation and fun corporate events;
    • A friendly team and a pleasant atmosphere without pressure, stress and other negative things.

     

    We believe in the importance of unlocking the inner potential of each team member, we have an open and democratic system of work organization.
     

    We are waiting for you on our team!

    More
  • Β· 66 views Β· 16 applications Β· 27d

    Full-Stack Developer (Golang / React)

    Full Remote Β· Countries of Europe or Ukraine Β· 4 years of experience Β· Upper-Intermediate
    Client Our client is a division of the global business and financial news and information company, It's a leading market index provider and is the owner and distributor of multiple financial services, a dynamic information network with data, news and...

    Client

     

    Our client is a division of the global business and financial news and information company, It's a leading market index provider and is the owner and distributor of multiple financial services, a dynamic information network with data, news and analytics including cash, derivatives markets, money markets, government and municipal bonds, currencies, commodities, mortgages, indices, insurance and legal information.

     

     

    Project overview

     

    The project relates to providing cloud-based infrastructure and a suite of self-service applications for clients, building tools and applications for connectivity provisioning, security and credential management and policy enforcement. The team is responsible for policy management, and implementing connectivity policy management.

     

    Position overview

     

    We are looking for a Full-Stack Developer proficient in Golang and React to design, build, and maintain scalable web applications, collaborating closely with cross-functional teams to deliver high-quality, performant solutions.

     

     

    Responsibilities

    • Build highly scalable, maintainable platforms using React and Golang
    • Manage and shape the architecture of the client's platform
    • Manage full project cycles (from prototyping to ensuring reliable deployments)
    • Use best practices to create a high-performance application that is easy to maintain and extend
    • Collaborate with the team to create a consistent and easy-to-use application across multiple platforms

       

    Requirements

    • 4+ years of back-end experience with Golang and front-end experience with React
    • Experience with PostgreSQL
    • Experience working with Restful API development
    • Experience in developing cloud applications
    • Experience in building architecture for an application
    • Experience with microservices architecture
    • Understanding SDLC development methodologies
    • Knowledge of code testing methods (including BDD, and TDD)
    • Experience with integration with third-party systems and services
    • Skills of working with version control systems
    • Skills of working with CI systems
    • Experience in collecting and documenting technical requirements, creating products based on these requirements
    • Strong team player in a flat-structured, highly collaborative, Agile environment
    • Algorithm tasks solving experience
    • Working proficiency and communication skills in verbal and written English

       

    Nice to have

    • Experience using modern technologies for building and testing pipelines
    • Knowledge of testing tools and frameworks
    More
  • Β· 71 views Β· 4 applications Β· 25d

    Senior Software Engineer

    Full Remote Β· Ukraine Β· Product Β· 5 years of experience Β· Upper-Intermediate
    Are you passionate about innovating at the intersection of technology and personal security? We recognize that the human voice is a unique personal identifier, increasingly susceptible to sophisticated fraud, including the threat of deepfakes. We're...

    Are you passionate about innovating at the intersection of technology and personal security? We recognize that the human voice is a unique personal identifier, increasingly susceptible to sophisticated fraud, including the threat of deepfakes. We're leading the way in developing cutting-edge authentication, fraud prevention, and deepfake detection. Our mission is to provide seamless and secure digital experiences, safeguarding the most personal aspect of our identity: our voice. Here, you'll be part of a team driven by values of Innovation, Customer Advocacy, Excellence, and Impact. We're not just creating a safer digital landscape by fortifying trust and integrity with those we serve, we're also building a dynamic, supportive workplace where your contributions make a real difference.

    Headquartered in Atlanta, GA, backed by world-class investors such as Andreessen-Horowitz, IVP, and CapitalG.

    What you'll do

    • Design, develop, test, deploy, and monitor high-performance services and APIs.
    • Develop applications in Golang and Python on top of a modern cloud-focused platform.
    • Develop and maintain services using AWS native products such as Kinesis, DynamoDB, and S3 as well as GCP native products.
    • Deliver production-ready code from start to finish.
    • Review code to maintain quality with an eye towards performance, scale, and security.
    • Work in a cross-functional environment composed of software engineers, test engineers, research scientists, and product managers.
    • Identify and evaluate new technologies for implementation.
    • Contribute to improving software engineering best practices.


    Who you are

    • You have strong verbal and written communication skills.
    • You enjoy working within a collaborative environment across multiple departments.
    • You love solving hard problems and finding ways to improve the efficiency of processes.
    • You have a proven track record of providing stable and secure code in production environments.
    • You are able to contribute to the feature development in the platform/product with minimal supervision.
    • You can deliver production-ready code from start to finish with an eye towards performance, scale and security and with an understanding of how code could impact cloud scalability.
    • You are resilient in the face of challenges, change, and ambiguity.
    • You are optimistic and believe that you can make a problem into a solution.
    • You are resourceful, excited to uncover innovative solutions and teach yourself something new when needed.
    • You take accountability, do the things you say youll do, under-promise and over-deliver.
    • You are nimble and adaptable when priorities change and continue to see the forest through the trees.
    • You are happy in a role in which a week in the life might include context switching between application diagnostic troubleshooting using industry standard tools such as Prometheus and Grafana, triaging production issues using tools such as Google Logging and Cloud Trace, troubleshooting regression tests in different environments, designing new product solutions, improving current product features, and coding.


    Your skill-set

    • 5-7 years of software development experience
    • Experience with designing and implementing highly scalable cloud based APIs
    • Experience with multiple programming languages such as Python and Go
    • Expertise in Data Structures, Algorithms and Concurrency
    • 2+ years of experience in DevOps practices towards deployment of SaaS services, including hands on experience with Jenkins, Github Actions, implementing and maintaining CI/CD pipelines, as well as experience with managing and maintaining applications in a multi-container environment, such as Kubernetes
    • Knowledge of different Data Storage technologies such as Redis, MySQL, etc
    • Knowledge of Docker and container orchestration frameworks such as Kubernetes
    • Experience developing and maintaining services using AWS native products such as Kinesis, DynamoDB, and S3
    • Linux Proficiency
    More
  • Β· 57 views Β· 9 applications Β· 12d

    Team Leader (GO)

    Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· Upper-Intermediate
    PIN-UP Global is an international holding specializing in the development and implementation of advanced technologies, B2B solutions and innovative products for the iGaming industry. We provide certification and licensing of our products, providing...

    PIN-UP Global is an international holding specializing in the development and implementation of advanced technologies, B2B solutions and innovative products for the iGaming industry. We provide certification and licensing of our products, providing customers and partners of the holding with high-quality and reliable solutions.

    We are looking for a Team Leader (GO) to join our team!

     

    Join our team to build an exciting fintech product from the ground up! Be part of a dynamic environment where you’ll have the opportunity to lead the creation of an innovative solution, shaping it from initial system design to successful release. If you're passionate about fintech and want to make a real impact, this is the perfect opportunity for you!
     

    Requirements

    Technical Skills:
    - 3+ years of practical experience applying Golang best practices and development strategies, with an in-depth understanding of Go's ecosystem and the capability to mentor and guide the team in adopting these practices;
    - At least 5 years of prior experience with any back-end technology, plus experience with any front-end technology;
    - Diverse experience with relational and NoSQL databases including document, key/value (like MongoDB, Redis, etc.);
    - Practical experience working with messaging services with a preference for NATS (experience with other services like Kafka or RabbitMQ is also acceptable) utilizing request/reply, pub/sub, concurrent consumers and other patterns;
    - Experience with setting up and maintaining CI/CD pipelines and containerization tools like Docker and Kubernetes, along with basic knowledge of Kubernetes (k8s), Terraform, GitOps and ArgoCD;
    - Proven ability to design, build, and maintain scalable microservices;
    - Experience working with system monitoring, telemetry and observability tools;
    - Experience with software engineering best practices: unit testing, code reviews, design documentation;

    Leadership and Team Skills:
    - Team Management: Experience leading and mentoring a team of developers, conducting code reviews and facilitating knowledge sharing.
    - Communication Skills: Excellent communication skills for effective collaboration with cross-functional teams and stakeholders.
    - Problem-Solving Abilities: Proven track record of analyzing complex issues and developing effective solutions.

     

    Will be plus:

    - Knowledge of fintech concepts, trends, and industry practices;
    - Familiarity with event-driven architecture;
    - Experience with GitOps practices for managing and automating infrastructure and application deployments;
    - Experience in designing, building, and optimizing high-load systems for performance, scalability, and reliability.

     

    Responsibilities:

    - Lead the engineering team building fintech products from the ground up, overseeing the entire process from team formation and system design to guiding the team through the SDLC, while fostering a culture of continuous improvement, driving the adoption of modern development methodologies and tools, and ensuring the team stays at the cutting edge of innovation.
    - Analyze and integrate 3rd party APIs into the system enabling new functionalities.
    - Collaborate with cross-functional teams to design and implement complex software solutions.
    - Facilitate and guide technical discussions to find effective solutions to complex problems.
    - Lead and participate in code reviews to maintain high quality, enforce best practices, and foster knowledge sharing across the team(s).

     

    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
    πŸ§‘πŸ»β€πŸ’»Modern corporate equipment based on macOS or Windows and additional equipment are provided
    πŸ–Paid vacations, sick leave, personal events days, days off
    πŸ’΅Referral program β€” enjoy cooperation with your colleagues and get the bonus
    πŸ“šEducational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
    🎯Rewards program for mentoring and coaching colleagues
    πŸ—£Free internal English courses
    πŸ¦„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
  • Β· 107 views Β· 25 applications Β· 22d

    Golang Developr

    Full Remote Β· Worldwide Β· 5 years of experience Β· Upper-Intermediate
    Our client is a crypto platform that enables institutions to participate in digital assets through custody, staking, trading, governance, settlement, and the industry’s leading security infrastructure. Project stack: Golang, Docker, Kubernetes,...

    Our client is a crypto platform that enables institutions to participate in digital assets through custody, staking, trading, governance, settlement, and the industry’s leading security infrastructure.

    • Project stack:

      Golang, Docker, Kubernetes, GCP

    • Requirements:

      • Proficient in Golang
      • Experience with  gRPC, Docker, Kubernetes, and GCP
      • Strong understanding of wallet functionalities, including: how signing works and parameters needed to ensure validity on-chain (e.g., replay protection, fees, interactions with accounts/programs/coins)
      • Node-based scanning processes for retrieving account info, balances, transactions, block events, and mapping these to balance changes
      • Ability to navigate and understand open-source code, especially for protocol-level integrations.
      • Skilled in writing efficient, isolated tests and familiar with CI/CD tools to ensure test pass rates

       

    • Responsibilities:

      • Write clean, well-documented, and readable code
      • Address feedback on pull requests efficiently
      • Develop isolated tests and ensure code passes through CI/CD pipelines.
      • Debug issues effectively to identify root causes across various environments.
      • Ensure live systems and testing stages function as expected without regressions
      • Work on wallet-related functionalities
      • Implementing secure signing mechanisms
      • Ensuring validity on-chain with replay protection and proper fee handling
      • Direct scanning from nodes for account and transaction data
      • Adapt integration strategies based on insights from open-source protocol code

       

    • What we offer:

      β€’ Remote working format
      β€’ Flexible working hours
      β€’ Informal and friendly atmosphere
      β€’ The ability to focus on your work: a lack of bureaucracy and micromanagement
      β€’ 20 paid vacation days
      β€’ 7 paid sick leaves
      β€’ Education reimbursement
      β€’ Free English classes
      β€’ Psychologist consultations

    • Recruitment process:

      Recruitment Interview β€” Technical Screen β€” Client Screen β€” Coding Session β€” System Design Session

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  • Β· 74 views Β· 1 application Β· 7d

    Back End Developer

    Office Work Β· Ukraine (Kyiv) Β· 2 years of experience Β· Upper-Intermediate
    Join us, the solution of Virtual Edge which unifies multiple Edges into one platform that integrates all your existing CDN platforms. Looking for talented, ambition a Backend Developer who will join our international team. RESPONSIBILITIES Design and...

    Join us, the solution of Virtual Edge which unifies multiple Edges into one platform that integrates all your existing CDN platforms. Looking for talented, ambition a Backend Developer who will join our international team.

    RESPONSIBILITIES

    • Design and develop high-load backend systems using Go
    • Write clean, efficient, scalable, and reliable code
    • Ensure high test coverage with unit, integration, functional, and end-to-end (E2E) tests
    • Contribute to the design, development, and optimization of platform
    • Collaborate closely with engineers, product managers, and other stakeholders to deliver high-quality solutions

       

    SKILLS

    • 2+ years of experience in backend development (Go / Java / C++)
    • Fundamental understanding of multi-threaded architecture
    • Strong understanding of object-oriented programming
    • Excellent problem-solving and analytical skills
    • Strong communication and collaboration skills
    • Bachelor’s or Master’s degree in Computer Science or a related field

       

    NICE TO HAVE

    • Experience with Python
    • Experience with JavaScript
    • Familiarity with Kubernetes or cloud platforms (AWS, GCP, etc.)
    • Knowledge of RabbitMQ and Cassandra
    More
  • Β· 201 views Β· 56 applications Β· 11d

    Middle Software Engineer (Go)

    Full Remote Β· Worldwide Β· Product Β· 2 years of experience Β· Pre-Intermediate
    PAYTECHLAB is a technology company specializing in fintech software engineering. We develop a range of products, including online and mobile payment gateways, exclusive payment solutions, e-wallets, and financial control instruments designed to simplify...

    PAYTECHLAB is a technology company specializing in fintech software engineering. We develop a range of products, including online and mobile payment gateways, exclusive payment solutions, e-wallets, and financial control instruments designed to simplify and streamline the payment process for businesses and their customers. With a focus on security, reliability, and user experience, PAYTECHLAB is developing progressive fintech solutions to ensure the best payment performance. Our team of experts is dedicated to providing top-notch customer service and ensuring our clients receive the best possible payment solutions for their needs.


    We offer:

    • Good salary
    • Opportunities for growth and other benefits (courses compensation, insurance policy, English clubs)
    • Positive environment, friendly and professional team
    • Opportunity for implementation of your ideas in launching new products
    • Lack of bureaucracy and a high degree of autonomy


    Requirements:

    • 2+ years of experience in creating commercial products in Go
    • Ability to write clean, efficient, and maintainable code
    • Experience with RDBMS PostgreSQL
    • Experience with Docker


    Will be a plus:

    • Experience with gRPC
    • Experience with Elasticsearch
    • Experience with Clickhouse
    • Knowledge of AWS, GCP, Helm, Kubernetes, Continuous Integration/Delivery
    • Knowledge of the payment domain


    Responsibilities:

    • Develop back-end services in Go
    • Develop third-party integrations
    • Troubleshoot and optimize back-end functionality
    • Collaborate with product managers to understand requirements and translate them into technical solutions
    • Participate in code reviews to ensure code quality, reliability, and performance.
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  • Β· 67 views Β· 9 applications Β· 8d

    Senior Golang Data Engineer

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience Β· Upper-Intermediate
    Senior Golang Data Engineer β€” Blockchain & High-Load ServicesAbout Everstake Everstake is the largest blockchain validator in Ukraine, operating nodes in 70+ networks. We collect, process and serve terabytes of blockchain data to help ecosystems and...

    Senior Golang Data Engineer β€” Blockchain & High-Load ServicesAbout Everstake


    Everstake is the largest blockchain validator in Ukraine, operating nodes in 70+ networks. We collect, process and serve terabytes of blockchain data to help ecosystems and token holders make better decisions.We are looking for an engineer who lives at the intersection of data and infrastructure: someone who writes industrial-grade Go and loves squeezing every last micro-second out of high-load services.

     

    What you will do:
     Data engineering

    • Design, implement and operate ETL/ELT pipelines for multi-chain datasets (TB scale).
    • Choose optimal storage engines (SQL / NoSQL / columnar) and schema strategies.
    • Automate data collection, validation and monitoring.

     

    High-load Go services

    • Write scalable, well-tested Golang micro-services (10k+ RPS, 24/7 uptime).
    • Own critical architectural decisions, from API contracts to caching layers.
    • Profile, benchmark and optimise for latency and throughput DevOps & observability 
    • Containerise everything with Docker and deploy to Linux-based infra.
    • Instrument services with Prometheus/Grafana, set SLOs/alerts.
    • Contribute to CI/CD pipelines and infra-as-code.

     

    Collaboration

    •  Work closely with product, blockchain researchers and fellow engineers.
    • Explain complex technical topics in plain English to non-technical teammates.

     

    Must-have qualifications:

    • 5+ years professional software development, 3+ years in Go.
    • Solid Data-Engineering background: SQL (Postgres/ClickHouse), data modelling, large datasets.
    • Hands-on experience with high-load, distributed systems (REST/RPC/gRPC, TCP/HTTP/UDP).
    • Linux administration basics, Docker in daily workflow.
    • Strong testing culture (unit, integration, load).
    • Passion for blockchain technology and curiosity about how chains work under the hood.
    • Clear written & spoken English.

     

    Nice-to-have:

    • Practical work with smart-contract data, crypto wallets or other blockchain subsystems.
    • Familiarity with NoSQL caches/queues (Redis, RabbitMQ) and column stores (ClickHouse).
    • Experience leading small engineering teams or mentoring peers.
    • Knowledge of Agile/Scrum processes.

     

    Tech stack you’ll touch
    Go Β· Python Β· SQL/PostgreSQL Β· ClickHouse Β· Redis/RabbitMQ Β· Docker Β· Linux Β· Prometheus/Grafana Β· gRPC Β· GitLab CI

     

    What we offer:

    • Remote-first team across multiple time zones.
    • Opportunity to shape the data platform used by thousands of delegators and protocol teams.
    • Hardware & conference budget, paid courses/certifications.
    • Flexible PTO plus local holidays.
    • Competitive compensation in USDT or local currency.
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  • Β· 238 views Β· 59 applications Β· 8d

    Golang Developer

    EU Β· Product Β· 3 years of experience Β· Intermediate
    Location: Remote β€” candidates based in the EU Work format: Office-based OR Hybrid office in Kyiv, Ukraine Employment type: Full-time We’re looking for an experienced Back-End Go Developer who enjoys building scalable systems and maintaining...

    πŸ“ Location: Remote β€” candidates based in the EU
    🧭 Work format: Office-based OR Hybrid office in Kyiv, Ukraine
    πŸ’Ό Employment type: Full-time

    We’re looking for an experienced Back-End Go Developer who enjoys building scalable systems and maintaining high-performance services. If you’re passionate about clean architecture, DevOps practices, and backend development, this role might be a great fit for you.

    About us:Stape is a global product-driven IT company and the #1 leader in the server-side tracking market. We’re building a powerful and technically complex product that simplifies server-side tracking for marketers and website owners.
    Today, we proudly serve over 100,000 clients, process more than 10 billion daily requests, and are technical partners of Meta and Snapchat.

    Key tasks:

    • Provide support and maintenance for existing Go-based libraries and services
    • Design, develop, and implement new libraries and backend services
    • Design schemas, write and optimize queries for databases like PostgreSQL and MongoDB
    • Manage and configure reverse proxy routes (e.g., Traefik, Nginx)
    • Configure and maintain containerized applications using Docker
    • Collaborate on DevOps practices to ensure high availability and system resilience
    • Design architecture solutions and implement best practices for scalability and reliability


    Your background:

    • 3+ years of experience in backend development
    • 2+ years of commercial experience with Go
    • Strong understanding of backend architecture and scalable systems
    • Experience with PostgreSQLMongoDB
    • Familiarity with containerization and tools like Docker
    • Experience configuring reverse proxies (e.g., TraefikNginx)
    • Understanding of DevOps principles and infrastructure management
    • Familiarity with Git and version control
    • Verbal and written English and Ukrainian (for candidates from UA)


    We offer:

    • Innovative product: Contribute to a globally recognized solution shaping the future of server-side tracking
    • Collaborative culture: Work in a supportive and open team environment that values initiative and creativity
    • Flexibility: Enjoy a flexible schedule and the freedom to choose where you work
    • Career growth support: Access a dedicated budget for professional development
    • Comfortable work environment: Get support for equipment to ensure a productive setup
    • Paid parental leave: We support workβ€”life balance during key life moments


    Excited to join us?Submit your CV and let’s get started!
     

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  • Β· 105 views Β· 16 applications Β· 28d

    Golang Engineer (AI Project)

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Upper-Intermediate
    We’re looking for a Golang Engineer to join our team and help shape a high-performance product from scratch. You’ll work on an ambitious US-based AI project β€” fully remote and long-term. What you’ll bring: Strong hands-on experience with Golang in...

    We’re looking for a Golang Engineer to join our team and help shape a high-performance product from scratch. You’ll work on an ambitious US-based AI project β€” fully remote and long-term.
     

    What you’ll bring:

    • Strong hands-on experience with Golang in commercial projects.
    • Solid understanding of cloud infrastructure, microservices, and distributed systems.
    • Experience working with PostgreSQL and optimizing database performance. 
    • Proficiency in debugging, performance tuning, and scaling applications.
    • Upper-Intermediate English.
       

    Why this role:

    • Work on cutting-edge AI innovation.
    • Flexible hours and fully remote setup.
    • Collaborate with senior-level engineers in a high-trust, high-output environment.
    • Opportunity for long-term growth and impact.

    ΠŸΡ€ΠΎ ΠΊΠΎΠΌΠΏΠ°Π½Ρ–ΡŽ Insoft GlobalInsoft Global β€” ΠΊΠΎΠΌΠ°Π½Π΄Π° профСсіоналів, які озброїлися мовою Java, ΠΏΠ΅Ρ€Π΅Π΄ΠΎΠ²ΠΈΠΌΠΈ тСхнологіями Ρ– Ρ€Π΅Ρ‚Π΅Π»ΡŒΠ½Ρ–ΡΡ‚ΡŽ, Ρ‰ΠΎ властива лишС маніякам своєї справи. Ми розробляємо власні ΡˆΠ΅Π΄Π΅Π²Ρ€ΠΈ ΠΏΡ€ΠΎΠ³Ρ€Π°ΠΌΠ½ΠΎΠ³ΠΎ забСзпСчСння, займаємося Π°Π²Ρ‚ΠΎΠΌΠ°Ρ‚ΠΈΠ·Π°Ρ†Ρ–Ρ”ΡŽ процСсів «розгортання» ΠΊΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈΡ… Π΄ΠΎΠ΄Π°Ρ‚ΠΊΡ–Π² Π² Ρ…ΠΌΠ°Ρ€Π½Ρƒ інфраструктуру, Π²Ρ–Ρ€Ρ‚ΡƒΠ°Π»Ρ–Π·Π°Ρ†Ρ–Ρ”ΡŽ, ΡΡ‚Π²ΠΎΡ€ΡŽΡ”ΠΌΠΎ інструмСнти Π°Π½Π°Π»Ρ–Π·Ρƒ Big Data.

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