Jobs

73
  • Β· 118 views Β· 29 applications Β· 9d

    Go Developer to $2500

    Full Remote Β· Worldwide Β· 3 years of experience Β· B2 - Upper Intermediate
    Code&Care β€” is a successful full-stack development company, which provides clients with high-quality development assistance worldwide. Now our team has a position for Go Developer! Requirements: Solid experience with Go for backend development Hands-on...

    Code&Care β€” is a successful full-stack development company, which provides clients with high-quality development assistance worldwide.

    Now our team has a position for Go Developer!

    Requirements:

    • Solid experience with Go for backend development
    • Hands-on experience with PostgreSQL, REST APIs, JWT, gRPC
    • Experience with Docker, Google Cloud
    • Strong-Intermediate/Upper-Intermediate English level

       

    Nice to have:

    • Experience with Next.js, React, TypeScript for frontend
    • Knowledge of React Hook Form, Zod
    • Experience with Tailwind CSS, Radix UI, Jotai
    • Experience with Mapbox, Recharts
    • Knowledge of Cloudflare R2 for PDF storage

       

    Responsibilities:

    • Build secure APIs and integrations with third-party services
    • Work with data visualization (Mapbox, Recharts)
    • Maintain high code quality using ESLint, Prettier

       

    What the company offers:

    • Constant and interesting work with foreign clients
    • Flexible working hours
    • Annual paid 30 days vacation and paid sick day
    • 50% cost compensation of sports, English lessons
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  • Β· 84 views Β· 12 applications Β· 6d

    Senior Software Engineer (Go+Python)

    Full Remote Β· Worldwide Β· Product Β· 4 years of experience Β· B2 - Upper Intermediate Ukrainian Product πŸ‡ΊπŸ‡¦
    We are the creators of a new fintech era! Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping...

    We are the creators of a new fintech era!
    Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping the Web3 future.
    We are building our own blockchain ecosystem, ensuring maximum transparency and security for over 8 million users worldwide. Our cutting-edge solutions, rapid adaptation to market challenges, and technological excellence set us apart from traditional companies.
    Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT, and VISA.

    The future of Web3 starts with you β€” join us as a Senior Software Engineer!

     

    Requirements:

    β€” 5+ years of professional experience in the IT industry

    β€” 3+ years of professional experience with Go: building APIs, libraries, microservices, or distributed systems

    β€” 2+ years with Python: automation, SDK development, or backend services

    β€” Proven Web3/cryptocurrency experience: deep understanding of wallets, transactions, smart contracts, gas optimization, and DeFi protocols

    β€” English B2+ level for technical documentation, community interaction, and code reviews

    β€” Strong proficiency with AI coding assistants (Cursor, Claude Code, e.t.c) including prompt engineering for code generation, debugging, and cross-language porting

    β€” Experience building developer tools, libraries, or SDKs used by external developers

    β€” Solid understanding of RESTful APIs, WebSocket protocols, and JSON-RPC standards

    β€” Proficiency with Git workflows, GitHub collaboration, and modern CI/CD practices

    β€” Experience with unit testing, integration testing, and test automation frameworks

     

    Would be a plus:

    β€” TypeScript experience for building type-safe Node.js and browser SDKs

    β€” PHP knowledge

    β€” Active GitHub profile with open-source contributions to Web3 or developer tool projects

    β€” Experience with multiple blockchain networks (Ethereum, BSC, Polygon) and their specific requirements

    β€” Understanding of GraphQL API design and real-time data streaming architectures

    β€” Previous DevRel, developer advocacy, or technical evangelism experience

    β€” Participation in hackathons, technical writing, or developer conference speaking

    β€” Familiarity with smart contract development and security best practices

     

    Responsibilities:

    β€” Build and execute the company’s Brand Strategy across all spheres of public communications.

    β€” Lead the development and transformation of brand positioning, ensuring global relevance and local cultural sensitivity.

    β€” Drive initiatives to elevate brand awareness, reputation, and long-term trust worldwide.

    β€” Design and launch emotionally strong, memorable, and impactful campaigns across international markets.

    β€” Adapt best practices from global leaders in technology, automotive, finance, and luxury industries to the specifics of the crypto exchange market.

    β€” Manage and mentor cross-functional teams, ensuring strategic alignment and high-quality execution.

    β€” Monitor global market trends, consumer insights, and competitive benchmarks to continuously refine the brand strategy.

     

    Work Conditions:

    Immerse yourself in Crypto & Web3:
    β€” Master cutting-edge technologies and become an expert in the most innovative industry.
    Work with the Fintech of the Future:
    β€” Develop your skills in digital finance and shape the global market.
    Take Your Professionalism to the Next Level:
    β€” Gain unique experience and be part of global transformations.
    Drive Innovations:
    β€” Influence the industry and contribute to groundbreaking solutions.
    Join a Strong Team:
    β€” Collaborate with top experts worldwide and grow alongside the best.
    Work-Life Balance & Well-being:
    β€” Modern equipment.
    β€” Comfortable working conditions, and an inspiring environment to help you thrive.
    β€” 24 calendar days of paid leave.
    β€” Additional days off for national holidays.

    With us, you’ll dive into the world of unique blockchain technologies, reshape the crypto landscape, and become an innovator in your field. If you’re ready to take on challenges and join our dynamic team, apply now and start a new chapter in your career!
    Let’s Build the Future Together!

    More
  • Β· 43 views Β· 3 applications Β· 12d

    Golang Developer

    Hybrid Remote Β· Worldwide Β· 4 years of experience
    Golang Developer About the role: We are looking for an experienced Golang developer to build stable and scalable backend services for blockchain and fintech projects. You will work on real products where your solutions go straight to production. We...

     Golang Developer
    πŸ’‘ About the role:
    We are looking for an experienced Golang developer to build stable and scalable backend services for blockchain and fintech projects. You will work on real products where your solutions go straight to production. We value clean, structured code and someone who can take ownership of their work.

    🧩 Required Skills:
    βœ… Golang β€” at least 4 years of commercial experience
    βœ… Experience with smart contract development (Solidity / Rust)
    βœ… REST / RPC
    βœ… SQL (PostgreSQL) / NoSQL (MongoDB)
    βœ… Git
    βœ… Microservices architecture
    βœ… Familiarity with jsonrpc on EVM-compatible chains, Solana API
    βœ… Understanding of blockchain operations and basic design patterns

    πŸ’» Work Experience:
    πŸ”Έ RESTful APIs, WebSocket, gRPC
    πŸ”Έ SQL / NoSQL
    πŸ”Έ Docker, Kubernetes
    πŸ”Έ Monitoring (Prometheus + Grafana, DataDog)
    πŸ”Έ CI/CD practices

    βž• Nice to Have:
    πŸ”Ή Integration of multiple data sources into a single system
    πŸ”Ή Code optimization
    πŸ”Ή Basic understanding of DeFi / cryptography

    πŸ’¬ Interview Flow:
    We value your time β€” one single interview, where you will meet:

    • Team Lead β€” ask any questions about projects, architecture, and workflows
    • Company Architect β€” technical interview to evaluate your skills and approach
    • HR β€” short discussion to align expectations

    This is one efficient session designed so you fully understand the role and we can quickly make a decision, without multiple rounds.nd code optimization

    ⭕️ Interview with the potential Team Lead and HR Manager
    ⭕️ Sometimes a short test task or an additional call
    ⭕️ Offer

    More
  • Β· 39 views Β· 6 applications Β· 5d

    Senior GoLang Engineer

    Full Remote Β· EU Β· 5 years of experience Β· B2 - Upper Intermediate
    Our client is a B2B SaaS company (unicorn level) that drives growth for its clients around the world. They are the #1 AI-native platform for Customer Experience and Marketingβ€”offers marketers a single platform to deliver unique experiences per person,...

    Our client is a B2B SaaS company (unicorn level) that drives growth for its clients around the world. They are the #1 AI-native platform for Customer Experience and Marketingβ€”offers marketers a single platform to deliver unique experiences per person, drive profitable growth, and unleash peak productivity and efficiency. Their platform connects data across channels, predicts future behavior with AI, and individualizes experiences from a single platform.

     

    They are looking for a Senior Software Engineer, who will help our team create and implement a wide variety of web-based products using GoLang or Node.js, and wants to take their career one step further. If you think you are one of those people, here you will have the chance to work with the world's leading brands with Artificial Intelligence & Machine Learning technologies.  


    Responsibilities:

     

    • Designing, implementing and maintaining APIs and services,
    • Identifying and solving complex technical challenges creatively and effectively,
    • Nurture a team culture that fosters collaboration and high performance,
    • Providing guidance and support to team members, helping them develop their technical skills
    • Monitoring and optimizing key performance metrics

       

    Requirements:

     

    • You've had experience in technically leading a team of engineers
    • You've had 5+ years of designing highly-scalable and highly-available systems, most of it in Go
    • You take pride in your engineering practices
    • Quality and documentation are not an afterthought for you
    • You are a good communicator and fluent in English
    More
  • Β· 38 views Β· 3 applications Β· 2d

    Senior Golang Developer

    Full Remote Β· Ukraine, Poland Β· 6 years of experience Β· B2 - Upper Intermediate
    Full-time, remote | Long-term collaboration | Start: ASAP Time zone overlap: 9:00 – 15:00 EST About the project: We’re building β€” a scalable, developer-friendly messaging platform covering email, SMS, and RCS; The domain is messaging infrastructure, with...

    Full-time, remote | Long-term collaboration | Start: ASAP
    Time zone overlap: 9:00 – 15:00 EST

    About the project:
    We’re building β€” a scalable, developer-friendly messaging platform covering email, SMS, and RCS; The domain is messaging infrastructure, with a focus on deliverability, speed, and API quality.

    Team structure:
    You’ll work directly with the Product Manager;
    You won’t mentor anyone at first, but we expect you to bring leadership energy and technical ownership;
    You’ll collaborate closely with Product, DevOps, and Customer Success.

    Your responsibilities will include:

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


    What we expect from you:

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


    Bonus points if you have:
     

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


    What we offer:
     

    • Competitive salary and equity;
    • Fully remote work with flexible hours;
    • High level of autonomy and ownership;
    • A fast-moving, transparent team culture;
    • Learning & development budget;
    • Please note: this position does not include paid vacation or sick leaves.


     

    Interview process:

    1. Intro call with recruiter;
    2. Technical interview with Empat team;
    3. 15-minute call with the client;
    4. Technical interview from the client's side.

     

    More
  • Β· 199 views Β· 14 applications Β· 7d

    Solidity Go Software Engineer

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

    We are the creators of a new fintech era!
    Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping the Web3 future.
    We are building our own blockchain ecosystem, ensuring maximum transparency and security for over 8 million users worldwide. Our cutting-edge solutions, rapid adaptation to market challenges, and technological excellence set us apart from traditional companies.
    Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT, and VISA.


    The future of Web3 starts with you: join us as a Solidity & Golang Software Engineer!

    Requirements:

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

    Would be a plus:

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

       

    Responsibilities:

    • Design, develop, and maintain blockchain solutions, focusing on Ethereum and its associated technologies.
    • Design, develop and maintain smart contracts on EVM chains (Solidity)
    • Write, test, and deploy smart contracts, ensuring security and performance optimization.
    • Implement and manage Layer 2 solutions and rollups, optimizing scalability and efficiency of blockchain applications.
    • Design and develop microservices and APIs to support scalable applications, ensuring seamless integration with existing systems.
    • Fostering collaboration, knowledge sharing, and professional growth.
    • Work closely with cross-functional teams to define project requirements and ensure alignment with business objectives.
    • Stay updated on advancements in blockchain technology and Ethereum, and apply new features and best practices to enhance our solutions.
    More
  • Β· 34 views Β· 5 applications Β· 2d

    Senior Backend Developer Golang – Large Scale Systems

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

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

     

    πŸš€ About the Role

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

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

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

     

    πŸ› οΈ What You’ll Do

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

     

    βœ… You Have

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

     

    🌟 Bonus Points

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

    πŸ’Ό What We Offer

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

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

    • Prefer fast iterations over drawn-out roadmaps
    • Can jump on a call and pitch a better solution to a complex problem
    • Have experience shipping real-world products that involve messaging or notifications.
    More
  • Β· 53 views Β· 7 applications Β· 30d

    Senior Go Developer

    Full Remote Β· Ukraine Β· 6 years of experience Β· C1 - Advanced
    Senior Go Developer (Remote) About project: Cloud Cost Optimization Platform About role: fast-growing startup building a cloud cost optimization platform for large enterprises is seeking a highly experienced Senior Go Developer to join its backend...

    Senior Go Developer (Remote)
     

    About project: Cloud Cost Optimization Platform
     

    About role: fast-growing startup building a cloud cost optimization platform for large enterprises is seeking a highly experienced Senior Go Developer to join its backend team. You’ll be part of a remote-first engineering team, currently composed of 10 Senior Go Developers split across 3 focused units.
     

    This is a remote opportunity for someone who thrives in high-speed environments, enjoys solving complex backend challenges, and wants to contribute to a product used by enterprise clients across major cloud providers.
     

    Responsibilities:

    • Develop and deliver backend features in a fast-paced startup setting
    • Work with Go, PostgreSQL, and AWS, integrating APIs from all major cloud platforms
    • Collaborate remotely with a senior engineering team and report directly to the VP of R&D
    • Receive and execute tasks from both the VP of Product and VP of R&D
    • Contribute to a scalable, cloud-native architecture with high performance and reliability
    • Use GitHub for source control and participate in code reviews and CI/CD workflows
       

    Whom We’re Looking For:

    • Proven experience as a Senior Backend Developer with deep expertise in Go (at least 6+ years of commercial experience with Go)
    • Strong understanding of AWS, cloud APIs, and distributed systems
    • Experience working with PostgreSQL and designing efficient database schemas
    • Ability to work independently and communicate effectively in a remote team
    • Startup mindset: proactive, adaptable, and comfortable with ambiguity
    • English - Fluent

      Start Date: ASAP
    More
  • Β· 179 views Β· 42 applications Β· 29d

    Senior Golang developer (Trading Systems)

    Full Remote Β· Worldwide Β· Product Β· 5 years of experience Β· B2 - Upper Intermediate
    We’re seeking a Senior Backend Engineer with deep experience in trading systems to design and build the mission-critical backend of our trading platform β€” the low-latency, fault-tolerant services that handle market data, orders, and risk events in real...

    We’re seeking a Senior Backend Engineer with deep experience in trading systems to design and build the mission-critical backend of our trading platform β€” the low-latency, fault-tolerant services that handle market data, orders, and risk events in real time.

     

    The ideal candidate has previously built or operated trading, exchange, or high-frequency systems, and understands the unique challenges of throughput, sequencing, and data consistency under load. You should thrive in solving complex concurrency and distributed systems problems, ensuring that every component performs flawlessly when milliseconds matter.

     

    Responsibilities

    • Design and implement backend services powering trading infrastructure β€” order management, market data, and risk systems.
    • Build and optimize components for low latency, high throughput, and reliability under real-world trading conditions.
    • Architect distributed, event-driven systems with well-defined boundaries, fault tolerance, and deterministic behavior under stress.
    • Collaborate on subsystems for matching, settlement, and internal messaging, ensuring consistency and observability.
    • Work alongside blockchain engineers integrating on-chain and off-chain data into trading workflows.
    • Contribute to infrastructure (AWS, Kubernetes, Docker) with focus on automation, resilience, and scalability.
    • Participate in code reviews, performance tuning, and architectural discussions to maintain best-in-class engineering standards.
    • Actively share insights from your trading systems experience and challenge assumptions to help shape our next-generation exchange stack.

     

    Requirements

    • Proven background in trading, exchange, or other real-time transactional systems.
    • Deep understanding of concurrency, state management, and distributed system design.
    • Proficiency in Golang or strong experience in a comparable language (Rust, C++, Java) and readiness to transition.
    • Experience with event/message-driven architectures (Kafka, Pulsar, or similar).
    • Solid hands-on experience deploying and operating production systems on AWS/Kubernetes.
    • Strong grasp of system reliability, monitoring, and graceful failure handling.
    • Curiosity to explore new domains β€” from exchange mechanics to blockchain integrations.
    • Clear communicator, self-directed, and comfortable working in a fast-paced, high-stakes environment.

     

    Would you like me to make it sound more recruiter-friendly for a LinkedIn or job post (e.g., more concise and with a strong call to action), or keep it technical and formal as for a company career page or engineering brief?

    More
  • Β· 92 views Β· 33 applications Β· 29d

    Senior Go Developer

    Full Remote Β· Worldwide Β· 5 years of experience Β· B2 - Upper Intermediate
    Responsibilities Design, develop, and maintain backend services using Go (Golang) Optimize performance and reliability in high-load environments Work with ClickHouse for data storage and analytics Design and manage distributed systems (12+...

    Responsibilities

    • Design, develop, and maintain backend services using Go (Golang)
    • Optimize performance and reliability in high-load environments
    • Work with ClickHouse for data storage and analytics
    • Design and manage distributed systems (12+ servers)
    • Collaborate with DevOps and frontend teams to deliver scalable solutions
    • Participate in code reviews and contribute to technical design discussions

    Requirements

    • 4+ years of experience in backend development
    • Strong knowledge of Go (Golang)
    • Solid understanding of network programming and distributed systems
    • Experience working with ClickHouse or similar column-oriented databases
    • Hands-on experience with high-load platforms and system optimization
    • Familiarity with microservices architecture, containerization (Docker/Kubernetes) is a plus
    More
  • Β· 167 views Β· 18 applications Β· 7d

    Backend Engineer

    Full Remote Β· Poland, Ukraine Β· Product Β· 4 years of experience Β· B2 - Upper Intermediate
    Main Responsibilities – Participate in the design, implementation, and maintenance of server-side code for web applications and services, ensuring it is efficient, scalable, and secure – Design and manage databases, including schema design and...

    Main Responsibilities

    – Participate in the design, implementation, and maintenance of server-side code for web applications and services, ensuring it is efficient, scalable, and secure

    – Design and manage databases, including schema design and improvements, query optimization, and ensuring data integrity and security

    – Develop and maintain integrations between different parts of the system and with external services, ensuring robustness and clear documentation

    – Ensure code is developed with a comprehensive understanding of deployment procedures and how it will function within the overall project scope

    – Implement and maintain comprehensive test coverage to ensure the reliability and stability of the codebase

    – Regularly maintain and refactor the codebase to address issues, improve performance, and manage technical debt

    – Work closely with a geographically distributed team of engineers, QA, UI/UX designers, and PMs to ensure seamless integration, align on project goals, and collaboratively address technical challenges

    – Actively participate in regular internal team meetings and company-wide meetings to stay aligned with project goals, share updates, and contribute to broader organizational challenges

    – Implement and adhere to security best practices to protect against common vulnerabilities and ensure the safety of the application and its data

     

    Mandatory Requirements

    – 4+ years of experience in commercial software development

    – Experience with the Go programming language (or any other similar), including its syntax, standard library, and best practices for writing efficient, clean, and maintainable code

    – Experience with relational databases, including writing and optimizing SQL queries, designing schemas, and managing migrations

    – Basic understanding in containerizing applications using Docker and managing Dockerfiles

    – Experience with CI/CD pipelines, automating build, test, and deployment processes, and familiarity with tools like Jenkins or GitHub Actions

    – Proficiency in Git for version control, including branching, merging, pull requests, and code review practices

    – Proficiency in testing and debugging, including writing unit and integration tests

    – Ability to design and implement scalable RESTful and GraphQL APIs, with a strong emphasis on security best practices (e.g., OWASP Top 10)

    – Analytical and problem-solving abilities to address technical challenges and optimize existing systems

    – Strong communication and documentation skills with the ability to explain technical concepts to both technical and non-technical stakeholders

     

    Will be a plus

    – Understanding of concurrency models, goroutines, channels, and parallelism

    – Familiarity with additional database technologies like Cassandra, Redis, or Elasticsearch can be beneficial for handling diverse data storage and retrieval needs

    – Familiarity with cloud platforms such as AWS, including deployment, scaling, and managing services

    – Experience with GraphQL, which can complement RESTful API skills

    – Experience with message brokers can be useful for managing asynchronous communication in distributed systems

    – Familiarity with Ruby on Rails since we have an internal project using this framework

     

    We offer

    – Equipment

    – Ongoing learning opportunities

    – Insurance for employees and family

    – Opportunity for the most experienced employees to work in the US office in the future

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  • Β· 87 views Β· 7 applications Β· 23d

    Senior Blockchain Protocol - GO

    Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Boosty Labs is a premier blockchain development company with broad technical expertise and over 150 highly skilled developers and strategists on the team. Founded in 2017, Boosty Labs has completed 250+ projects and collaborated with numerous industry...

    Boosty Labs is a premier blockchain development company with broad technical expertise and over 150 highly skilled developers and strategists on the team. Founded in 2017, Boosty Labs has completed 250+ projects and collaborated with numerous industry giants.
    Join us as a Senior Blockchain Protocol Engineer β€” Go.


        Requirements:

    • 5+ years of professional software engineering experience
    • Golang – Expert-level proficiency with production experience in systems programming
    • Bitcoin – Hands-on experience with UTXO and/or Lightning Network
    • Strong understanding of cryptographic primitives and their applications
    • Knowledge of P2P networking and distributed systems
    • Experience with blockchain node infrastructure and RPC implementations
    • Familiarity with Bitcoin internals and execution environments
    • Upper-Intermediate English

      Nice to have:
    • Contributions to major blockchain open-source projects
    • Experience with formal verification methods
    • Background in cryptography research or protocol design

      Responsibilities:
      Core Development:
    • Design, implement, and optimize blockchain protocol components using Golang
    • Contribute to consensus mechanism development and optimization

      System Architecture:

    • Design scalable and secure protocol architectures
    • Optimize performance for throughput, latency
    • Ensure protocol security through threat modeling and security reviews
    • Collaborate on cross-layer integration between L1 and L2 systems

      Quality & Documentation:

    • Write comprehensive technical documentation for protocols and implementations
    • Develop testing frameworks for protocol validation and verification
    • Conduct code reviews focusing on security and performance
    • Contribute to protocol specifications and improvement proposals

      Collaboration & Innovation:

    • Participate in protocol design discussions and architecture decisions
    • Mentor junior engineers on blockchain and scalability technologies
    • Engage with the broader blockchain developer community

      Remote working format
    • Flexible working hours
    • Informal and friendly atmosphere
    • The ability to focus on your work: a lack of bureaucracy and micromanagement
    • 20 paid vacation days
    • 7 paid sick leaves
    • Education reimbursement
    • Free English classes
    • Psychologist consultations
    More
  • Β· 137 views Β· 16 applications Β· 23d

    Strong Middle Go Developer (AdTech)

    Full Remote Β· EU Β· 3 years of experience Β· B2 - Upper Intermediate
    You will join a team working on a large-scale supply side platform (SSP), which plays a key role in digital engagement and advertising technology. This position offers a unique opportunity for a Go Developer to significantly contribute to the evolution of...

    You will join a team working on a large-scale supply side platform (SSP), which plays a key role in digital engagement and advertising technology. This position offers a unique opportunity for a Go Developer to significantly contribute to the evolution of digital engagement and advertising technology.

     

    Customer

    Our partner is a leading social engagement technology company that empowers publishers and media organizations to build and sustain meaningful online communities around digital content. Their mission is to foster healthy conversations, enhance audience engagement, and create transparent, high-quality environments for digital interaction.

     

    Requirements

    • 3+ years of experience in software development and architecture using Go within large-scale, high-availability systems
    • Proven experience in scaling and maintaining globally distributed, highly available systems
    • Strong understanding of Agile/Scrum methodologies and experience applying them in practice
    • Experience translating business requirements into technical solutions, including defining estimations and delivering on commitments
    • Ability to work effectively with legacy code
    • Upper-Intermediate or higher level of English

     

    WILL BE A PLUS:

    • Experience with the AdTech domain

     

    Personal Profile

    • Excellentβ€―communication and organizational skills
    • Ability to manage multiple priorities effectively
    • Strong analytical and problem-solving skills
    • Ability to think critically and act proactively
    • Experience working under pressure and meeting deadlines

     

    Responsibilities

    • Work with cutting-edge technologies and contribute to large-scale, high-performance systems
    • Collaborate closely with key stakeholders and cross-functional teams
    • Participate in the design, development, and optimization of solutions addressing complex scaling challenges
    • Contribute to architectural decisions and the continuous improvement of system performance and reliability
    • Engage in initiatives aimed at enhancing the delivery efficiency and quality of large-scale data processing
    • Maintain and evolve existing codebases, including upgrading and refactoring legacy components
    • Proactively contribute to the engineering and product strategy
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  • Β· 60 views Β· 16 applications Β· 22d

    AWS Cloud Engineer with Go

    Full Remote Β· Worldwide Β· 4 years of experience Β· B2 - Upper Intermediate
    We’re seeking an experienced AWS Cloud Engineer with proficiency in Go to join a forward-thinking team powering next-generation medical light therapy systems. This role involves building and maintaining AWS cloud infrastructure, backend services, and...

    We’re seeking an experienced AWS Cloud Engineer with proficiency in Go to join a forward-thinking team powering next-generation medical light therapy systems.

    This role involves building and maintaining AWS cloud infrastructure, backend services, and database solutions. 

    A solid background in AWS and databases is essential, while experience in DevOps is a plus.

     

    Must-Have Skills:

     

    • 4+ years of experience in software engineering.
    • Strong proficiency with AWS services (VPC, Security Groups, AWS Connect, Cognito, API Gateway, Lambda, etc.).
    • Experience with RDS and PostgreSQL.
    • Knowledge of Terraform.
    • Experience with Golang.
    • Upper-intermediate English or higher.

     

    Responsibilities:

     

    • Design, develop, and maintain cloud infrastructure and services using AWS and Terraform.
    • Implement and manage secure, scalable, and highly available AWS environments (VPC, Security Groups, Lambda, API Gateway, Cognito, etc.).
    • Develop backend services and serverless functions using Golang.
    • Work with RDS and PostgreSQL to design and optimize database schemas and queries.
    • Collaborate with cross-functional teams to define, implement, and support cloud-native solutions.
    • Monitor system performance, ensure reliability, and troubleshoot infrastructure and service issues.
    • Write clean, maintainable, and well-documented code and infrastructure.
    • Follow best practices for infrastructure as code, security, and cloud architecture.

     

    Overlap time requirements:

    • Flexible schedule with ~4-hour coverage during morning client hours (till 12 PM PST).

     

    Working conditions and benefits:

    • Paid vacation, sick leave (without a sickness list).
    • Official state holidays β€” 11 days considered public holidays.
    • Professional growth while attending challenging projects, and the possibility of switching your role and mastering 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.

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  • Β· 95 views Β· 2 applications Β· 22d

    Middle Golang or Python Engineer

    Full Remote Β· Poland Β· 3 years of experience Β· B2 - 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 client’s needs and processes.

    We are looking for a Software Engineer to lead critical migrations that improve the company’s overall security posture. In this role, you’ll drive complex systems changes, collaborate closely with partner teams, and help strengthen the reliability and resilience of core infrastructure.

     

    Responsibilities:

     

    • Plan and execute large-scale migrations within the team to strengthen the security posture of software infrastructure.
    • Collaborate with security and partner engineering teams to ensure alignment, resolve dependencies, and manage risks.
    • Trace and understand complex codebases, adapting solutions across multiple services and system layers.
    • Drive cross-team technical discussions and document outcomes to support clarity and accountability.
    • Track and communicate progress of migration efforts to stakeholders, ensuring transparency and timely delivery.
    • Identify and resolve technical challenges to maintain system reliability and improve overall security posture.

     

    Requirements:

    Must have:

    • Programming Proficiency β€“ Demonstrated expertise in at least one of Go (preferably) or Python, with the ability to write, debug, and optimize production-quality code.
    • Codebase Navigation β€“ Proven ability to work effectively with large, complex codebases, including tracing and understanding unfamiliar code across multiple abstraction layers.
    • Problem-Solving Skills β€“ Strong analytical and debugging skills, with a track record of independently identifying and resolving ambiguous technical issues.
    • Systems Knowledge β€“ Familiarity with distributed systems fundamentals (e.g., RPC, load balancing, service discovery) and willingness to quickly learn and apply domain-specific technologies.

     

    Nice to have:

    • Familiarity with distributed systems fundamentals (e.g., RPC, load balancing, service discovery)

     

    Overlap time requirements: usually till 10AM PST

     

    Working conditions and benefits:

    • Paid vacation, sick leave (without a 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.

     

    Step into your future – apply now πŸš€

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