Jobs

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:

  • 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

• Recruitment process:

  Recruitment Interview — Technical Screen — Client Screen — Coding Session — System Design Session

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

We are looking for a proactive Middle Golang Developer for working on platform, providing full-service drone-powered solutions.
 

RESPONSIBILITIES:

• Maintain and improve project conventions (architecture, code style, best practices);
• Suggest improvements for project processes and methodologies;
• Estimate tasks and ensure alignment with own estimates;
• Create and update project documentation;
• Set up and maintain project environments;
• Communicate technical requirements with clients;
• Participate in technical interviews with clients and candidates;
• Guide and support team members, provide tech feedback;
• Deliver assigned tasks: analyze requirements, investigate solutions, write/review/test code, present results;
• Collaborate with project managers, QA engineers, designers, analysts, and other teams;
• Follow company processes (time logging, internal policies, etc.);
• Research new technologies and continuously update skills;
• Provide feedback to colleagues and managers.
   

REQUIREMENTS:

• Proficiency in Golang with experience in backend development;
• Experience with containerization and orchestration tools (Docker, Kubernetes);
• Hands-on experience with MongoDB, including performance tuning and issue troubleshooting;
• Knowledge and experience working with NATS broker for messaging;
• Experience in developing AWS Lambda — functions and working with AWS services like S3, Cloudfront;
• Familiarity with cloud-based architectures and distributed systems;
• Strong debugging and problem-solving skills;
• Good understanding of software development best practices and design patterns.

Join a special, high-performing team working with some of Ukraine’s most talented developers and designers. Our solution helps organizations manage people, automate workflows, and make smarter, data-driven decisions. We are looking for a Senior Go/Goland developer who is passionate about delivering bespoke backend solutions, rapid development, decision-making space and high-quality code.

Important:
🚫 This is an on-site position in Kyiv. Remote work is not available!
Please do not apply if you are seeking a remote role.

🚀 Responsibilities

• Design and develop robust RESTful APIs using Go (Gin or Fiber) frameworks from scratch
• Architect and optimize MongoDB schemas, queries, and relationships
• Implement secure authentication and authorization mechanisms (JWT, OAuth2)
• Develop modular and reusable service layers for users, roles, permissions, forms, and reports
• Collaborate closely with Frontend/Backend and AI teams to integrate services and background workers and processes behind them
• Take ownership of backend architecture decisions and mentor junior developers as needed

🎯 Requirements

• 5+ years of backend development experience, including 3+ years with Go (Gin or Fiber preferred)
• Experience designing and scaling REST APIs from the scratch in production environments
• Deep understanding of Go’s concurrency model, interfaces, and idiomatic practices
• Strong knowledge of NoSQL data modeling, especially in MongoDB (CRUD, indexes, aggregation, schema design)
• Advanced background in API security best practices (CORS, Rate Limiting, Validation, Sanitization)
• Familiarity with basics of Cloud services AWS/Azure (e.g., API Gateway configuration)
• Git and team-based development workflows (e.g., BitBucket PRs)

• Comfortable working in a on-site, asynchronous, high pace, startup-style team with a high degree of autonomy

   

✨ Nice to Have

• Hands-on experience with MongoDB Atlas performance optimization (e.g., managing RPS/QPS, connection pooling, aggregations, and index tuning)
• Deep knowledge of L1 caching layers in Go (in-memory strategies, TTL management, cache hit ratios)
• Confidence with monitoring and observability (Grafana/Prometheus/ELK) integrations
• Experince with asynchronous workflows via message brockers (RabbitMQ/Kafka/SQS)
• Familiarity with AI integration workflows or collaboration with data science teams

❤️Why You'll Love Working With Us 

• On-site in Kyiv: Work alongside an amazing local team in a collaborative, inspiring environment.
• Parking Provided: Free, secure parking available for all employees.
• Daily Lunch Included: Fresh, delicious lunches served every working day with master chef !!!!!.
• Bonuses: Enjoy frequent performance bonuses and team rewards.
• Career Growth: Work on a high-visibility U.S. project and grow your skills with cutting-edge technologies.

🔥Important Notes

• This is a full-time, on-site position based in Kyiv.
• Remote applications will not be considered.
   

About Bluegeko

Bluegeko is venture capital company based in Dubai, Kyiv and Warsaw. 

We have another brand which is an enterprise level startup, We are building the ateam of the best developers, designers and engineers to work alongside the founder. You will be part of a unique team and work with some of the best in the industry.

Bluegeko CEO Ryan has over 20 years, successfully experience in SAAS and software engineering. With a success rate of 3x international exits.

• Project Description:

  Our Client is one of the leading manufactures of dental and oral health products. As part of Company's strategic evolution, we participate in development of a new cloud platform that will combine the high quality of the current intellectual property the Company has, with the power of Cloud technologies. As part of the team you will have a unique chance to increase the quality of dental services all over the world and work with professionals from all over the world on a high loaded demanded system

• Responsibilities:

  - Development of new components of system
  - Active participation in architecture of backend and frontend
  - Participation in code review process
  - Collaborative work in Agile environment together with engineering team and product owners

• Mandatory Skills Description:

  - GoLang (3+ years of commercial experience) and at least 6 years in IT in total
  - Microservices
  - Cloud Development (ideally GCP)
  - Kubernetes, deployment / Docker
  - Terraform
  - gRPC
  - Rest API
  - 2+ years of Dart experience with desire to learn and work with Flutter, or hands-on experience with Flutter
  - Understanding of Agile development

• Nice-to-Have Skills Description:

  Knowledge of Scrum Framework
  Protobuf
  PostgreSQL
  German language

Project Description:

Our Client is one of the leading manufactures of dental and oral health products. As part of Company's strategic evolution, we participate in development of a new cloud platform that will combine the high quality of the current intellectual property the Company has, with the power of Cloud technologies. As part of the team you will have a unique chance to increase the quality of dental services all over the world and work with professionals from all over the world on a high loaded demanded system

Responsibilities:

- Development of new components of system
- Active participation in architecture of backend and frontend
- Participation in code review process
- Collaborative work in Agile environment together with engineering team and product owners

Mandatory Skills Description:

- GoLang (3+ years of commercial experience) and at least 6 years in IT in total
- Microservices
- Cloud Development (ideally GCP)
- Kubernetes, deployment / Docker
- Terraform
- gRPC
- Rest API
- 2+ years of Dart experience with desire to learn and work with Flutter, or hands-on experience with Flutter
- Understanding of Agile development

Nice-to-Have Skills Description:

Knowledge of Scrum Framework
Protobuf
PostgreSQL
German language

Languages:

English: B2 Upper 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 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.

About the Product:
 

Our client is a leading SaaS company offering pricing optimization solutions for e-commerce businesses. Its advanced technology utilizes big data, machine learning, and AI to assist customers in optimizing their pricing strategies and maximizing their profits.

About the Role:
 

We are seeking a Senior Golang Engineer. The backend Golang team will play a crucial role in refactoring and performance optimization while also contributing to new product development.

In this role, you will be responsible for:

• Refactoring and Migration — Transitioning legacy Ruby code to Golang to enhance performance and maintainability.
• Scalability and Stability — Optimizing system architecture to support increasing demand.
• Data Pipeline Optimization — Improving event-driven processing for efficiency and reliability.
• New Product Development — Contributing to innovative features, such as a promotions application.
• Technical Alignment — Collaborating with architect and the core team leader to ensure alignment with the product’s long-term technical vision.

Key Responsibilities:

• Drive the migration of Ruby services to Golang, ensuring high-performance, maintainable code.
• Improve system scalability, stability, and performance through architectural enhancements.
• Oversee data pipeline optimization to ensure efficiency and reliability.
• Work hand-in-hand with architects, tech leads and the core team leader to ensure technical alignment.
• Participate in technical planning, designing scalable solutions that support business growth.
• Troubleshoot performance bottlenecks.

Required Competence and Skills:
 

• BSc in Computer Science or a similar technical field
• 5+ years of experience in backend development.
• Proven track record in migrating or refactoring large-scale applications.
• Strong expertise in Golang and understanding of concurrency (MUST).
• Experience with Ruby (for refactoring and understanding legacy systems).
• Experience with event-driven architecture using Kafka or RabbitMQ.
• Strong knowledge of high volume Elasticsearch for scalable data storage
• Solid understanding of microservices architecture and scalable backend systems.
• ⁠⁠Strong knowledge of AWS Cloud, S3, RDS, EC2, EKS
• Experience Proficiency in relational databases (PostgreSQL, Amazon RDS) and caching mechanisms like Redis.
• Experience with CI/CD pipelines, automated testing, and performance monitoring.
• Excellent communication and ability to work with cross-functional teams.
• Problem-solving mindset with a focus on scalability and maintainability.
• ⁠⁠English level — Upper-Intermediate (B2)

Nice-to have:

• Experience with Ruby (for refactoring and understanding legacy systems). If there is no experience with Ruby, then willingness and learn and work with Ruby. This role is 70-80% Golang-focused.

Why Us?

We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

We provide full accounting and legal support in all countries we operate.

We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

We offer a highly competitive package with yearly performance and compensation reviews.

Found at over 65,000 bars, restaurants and other social venues across North America and Europe, TouchTunes is bringing people together with fun, interactive music and entertainment solutions. Our flagship jukeboxes, paired with our extensive music catalog and mobile app, inspire millions of people every week to play the right song at the right time at their favorite hangouts.
Touchtunes is building the next generation of the Jukebox and we’re looking for a passionate Senior Software Engineer to join our team and play a key role in the design and development of this new product.

Requirements

• 5+ years  of hands-on experience in Go.
• Your love for technology and a product-oriented approach.
• Self-motivated, detail-oriented, and a team player.
  Experience with IoT communication protocols (mqtt, http, grpc, etc.)
• Familiarity with CI/CD pipelines, automated testing, and production deployments.
• Good knowledge of Docker

Nice-to-Have

• Experience with audio pipelines is a plus.
• Experience with Linux drivers is a plus.
• Experience with Web development is a plus.

Job responsibilities

• Actively contribute to the design and development of the new Jukebox.
• Write code that is clear, well-tested and modular.
• Collaborate closely with product, design, and hardware teams to deliver high-quality features quickly.
• Participate in Scrum ceremonies.
• Ready to work late hours, until 8-9 pm

• Project Description:

  Our Client is one of the leading manufactures of dental and oral health products. As part of Company's strategic evolution, we participate in development of a new cloud platform that will combine the high quality of the current intellectual property the Company has, with the power of Cloud technologies. As part of the team you will have a unique chance to increase the quality of dental services all over the world and work with professionals from all over the world on a high loaded demanded system

   

• Responsibilities:

  - Development of new components of system
  - Active participation in architecture of backend and frontend
  - Participation in code review process
  - Collaborative work in Agile environment together with engineering team and product owners

   

• Mandatory Skills Description:

  - GoLang (3+ years of commercial experience) and at least 6 years in IT in total
  - Microservices
  - Cloud Development (ideally GCP)
  - Kubernetes, deployment / Docker
  - Terraform
  - gRPC
  - Rest API
  - 2+ years of Dart experience with desire to learn and work with Flutter, or hands-on experience with Flutter
  - Understanding of Agile development

Project Description:

Join a dynamic team working on a marketplace under the Forte Bank umbrella, designed to facilitate the sale of various goods. The project is focused on improving performance and expanding functionality based on insights gained during the Discovery phase. This role will play a critical part in system migration, optimization, and feature enhancement. 3-month project with prolongation.

Scope of Work:

• Migrate the database from Cassandra to PostgreSQL
• Conduct performance analysis and optimization of PostgreSQL post-migration
• Enhance code quality by ensuring thorough test coverage
• Integrate Swagger for API documentation and development

Requirements:

• 3+ years of experience in development
• Strong proficiency in Go (Golang)
• Experience with gRPC (protobuf)
• Familiarity with Kafka, Redis, and RabbitMQ
• Solid experience with PostgreSQL

Nice to Have:

• Experience in database migrations and optimizations
• Familiarity with integrating Swagger

Project Description

Found at over 65,000 bars, restaurants and other social venues across North America and Europe, TouchTunes is bringing people together with fun, interactive music and entertainment solutions. Our flagship jukeboxes, paired with our extensive music catalog and mobile app, inspire millions of people every week to play the right song at the right time at their favorite hangouts.

Job Description

• 2+ years  of hands-on experience in Go.
• Your love for technology and a product-oriented approach.
• Self-motivated, detail-oriented, and a team player.
  Experience with IoT communication protocols (mqtt, http, grpc, etc.)
• Familiarity with CI/CD pipelines, automated testing, and production deployments.
• Docker knowledge .

Nice-to-Have

• Experience with audio pipelines is a plus.
• Experience with Linux drivers is a plus.
• Experience with Web development is a plus.

Job Responsibilities

Actively contribute to the design and development of the new Jukebox.
Write code that is clear, well-tested and modular.
Collaborate closely with product, design, and hardware teams to deliver high-quality features quickly.
Participate in Scrum ceremonies.

Ready to work late hours, until 8-9 pm.

We're looking for an experienced Go developer to build and lead development of high-performance microservices. You'll work with modern cloud technologies and help design our distributed systems using gRPC and containerized services.
 

What You'll Do:

• Lead architectural decisions for microservices and mentor junior developers;
• Design and build gRPC APIs using Protocol Buffers;
• Optimize service performance, reliability, and scalability;
• Collaborate with DevOps on deployment and monitoring;
• Establish coding standards and conduct code reviews;
• Work with distributed systems and inter-service communication.

Required Skills:

• 5+ years Go (Golang) production experience;
• 3+ years microservices architecture experience;
• gRPC & Protocol Buffers for service design and RPC communication;
• Docker containerization and service deployment;
• PostgreSQL & Redis for databases and caching;
• Git, CI/CD, and modern development workflows;
• Experience with high-traffic, distributed systems;
• Previous senior/lead developer role preferred.

Technical Knowledge:

• Service mesh architectures and communication patterns;
• Authentication/authorization (JWT, OAuth2);
• API gateway design and traffic management;
• Database per service patterns and data consistency;
• Envoy Proxy configuration and load balancing.

Nice to Have:

• Event-driven architecture experience;
• Buf for Protocol Buffer management and code generation;
• Service discovery and observability tools;
• Cloud-native deployment experience;
• Performance optimization and monitoring.

We're looking for an experienced Go developer to build and lead development of high-performance microservices. You'll work with modern cloud technologies and help design our distributed systems using gRPC and containerized services.
 

What You'll Do:

• Lead architectural decisions for microservices and mentor junior developers;
• Design and build gRPC APIs using Protocol Buffers;
• Optimize service performance, reliability, and scalability;
• Collaborate with DevOps on deployment and monitoring;
• Establish coding standards and conduct code reviews;
• Work with distributed systems and inter-service communication.

Required Skills:

• 5+ years Go (Golang) production experience;
• 3+ years microservices architecture experience;
• gRPC & Protocol Buffers for service design and RPC communication;
• Docker containerization and service deployment;
• PostgreSQL & Redis for databases and caching;
• Git, CI/CD, and modern development workflows;
• Experience with high-traffic, distributed systems;
• Previous senior/lead developer role preferred.

Technical Knowledge:

• Service mesh architectures and communication patterns;
• Authentication/authorization (JWT, OAuth2);
• API gateway design and traffic management;
• Database per service patterns and data consistency;
• Envoy Proxy configuration and load balancing.

Nice to Have:

• Event-driven architecture experience;
• Buf for Protocol Buffer management and code generation;
• Service discovery and observability tools;
• Cloud-native deployment experience;
• Performance optimization and monitoring.

Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries. 

About the Product:

Our client is a leading SaaS company offering pricing optimization solutions for e-commerce businesses. Its advanced technology utilizes big data, machine learning, and AI to assist customers in optimizing their pricing strategies and maximizing their profits.

About the Role:

We are seeking a Senior Golang Engineer. The backend Golang team will play a crucial role in refactoring and performance optimization while also contributing to new product development. 

In this role, you will be responsible for:

1. Refactoring and Migration – Transitioning legacy Ruby code to Golang to enhance performance and maintainability.
2. Scalability and Stability – Optimizing system architecture to support increasing demand.
3. Data Pipeline Optimization – Improving event-driven processing for efficiency and reliability.
4. New Product Development – Contributing to innovative features, such as a promotions application.
5. Technical Alignment – Collaborating with architect and the core team leader to ensure alignment with the product’s long-term technical vision.

Key Responsibilities: 

• Drive the migration of Ruby services to Golang, ensuring high-performance, maintainable code.
• Improve system scalability, stability, and performance through architectural enhancements.
• Oversee data pipeline optimization to ensure efficiency and reliability.
• Work hand-in-hand with architects, tech leads and the core team leader to ensure technical alignment.
• Participate in technical planning, designing scalable solutions that support business growth.
• Troubleshoot performance bottlenecks.

Required Competence and Skills:

• BSc in Computer Science or a similar technical field
• 5+ years of experience in backend development.
• Proven track record in migrating or refactoring large-scale applications.
• Strong expertise in Golang and understanding of concurrency (MUST).
• Experience with Ruby (for refactoring and understanding legacy systems).
• Experience with event-driven architecture using Kafka or RabbitMQ.
• Strong knowledge of high volume Elasticsearch for scalable data storage
• Solid understanding of microservices architecture and scalable backend systems.
• ⁠⁠Strong knowledge of AWS Cloud, S3, RDS, EC2, EKS
• Experience Proficiency in relational databases (PostgreSQL, Amazon RDS) and caching mechanisms like Redis.
• Experience with CI/CD pipelines, automated testing, and performance monitoring.
• Excellent communication and ability to work with cross-functional teams.
• Problem-solving mindset with a focus on scalability and maintainability.
• ⁠⁠English level – Upper-Intermediate (B2)

Nice-to have:

• Experience with Ruby (for refactoring and understanding legacy systems). If there is no experience with Ruby, then willingness and learn and work with Ruby.  This role is 70-80% Golang-focused.