Jobs
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· 96 views · 22 applications · 4d
Golang Developer to $6500
Full Remote · Worldwide · Product · 5 years of experience · Upper-IntermediateWe are looking for an experienced Golang Developer to work in the international team on product development of the online gaming projects Responsibilities: • Writing Golang microservices that will be under load (including unit and functional tests). •...We are looking for an experienced Golang Developer to work in the international team on product development of the online gaming projects
Responsibilities:
• Writing Golang microservices that will be under load (including unit and functional tests).
• Working closely with the DevOPs and SecOPs team to ensure a scalable and secure system.
Experience:
• Strong knowledge of Golang language• Working with SQL DBs (PostgreSQL)
• Experience with gRPC
• Experience with containerizing the services (Docker)
• Deep knowledge of building highly available and scalable applications.
• Experience with test-driven development
• AWS and Kubernetes experience a plus.Full-time remote job.
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· 46 views · 10 applications · 10d
Senior Back-end Developer (GoLang)
Full Remote · Worldwide · Product · 5 years of experience · Upper-IntermediateWho 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:
- How many years of experience do you have as a Backend Developer? Additionally, how many years of experience do you have with Golang?
- Please provide links to the demo slot games you’ve worked on.
- Please describe examples and your knowledge and experience with all the listed above stack technologies used (PostgreSQL, Kubernetes, Redis, RabbitMQ, gRPC, and Jaeger).
- 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.
- What are your Monthly salary expectations for a long-term, full-time position (if we consider 40 hours a week)?
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· 72 views · 0 applications · 18d
Backend Team Leader (Golang) to $8000
Full Remote · Poland, Ukraine, Portugal, Bulgaria · 5 years of experience · Upper-IntermediateWho 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...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 an experienced hands-on Backend Team Leader (Golang) to build and lead a high-impact team of 2-3 backend developers and a QA engineer. This 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 company’s long-term technical vision.
Key Responsibilities:
- Lead and mentor a team of several backend developers and a QA engineer.
- 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.
- Conduct code reviews, enforce best practices, and foster a strong engineering culture.
- 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.
- Provide technical guidance and troubleshoot performance bottlenecks.
- Manage the team Scrum process, including sprint planning, backlog prioritization, and retrospectives.
- Track team progress and drive improvements in development velocity and quality.
- Ensure timely delivery of refactoring efforts, scalability improvements, and new product features.
Required Competence and Skills:
- At least 2-3 years of experience in backend development in Gloang
- At least 2 years of experience leading a small software development team (unofficial experience counts)
- Proven track record in migrating or refactoring large-scale applications
- 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.
- Ability to balance hands-on coding with leadership responsibilities.
- Problem-solving mindset with a focus on scalability and maintainability.
- Excellent communication and ability to work with cross-functional teams.
English level - Upper-Intermediate
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.
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· 70 views · 9 applications · 8d
Senior Backend Developer (Golang, Typescript)
Full Remote · Worldwide · 5 years of experience · Upper-IntermediateWe are looking for a skilled Senior Backend Developer (Golang, Typescript) to build and support high-performance backend services for a FinTech platform. The ideal candidate should have strong experience with Go (Golang) and TypeScript , and a solid...We are looking for a skilled Senior Backend Developer (Golang, Typescript) to build and support high-performance backend services for a FinTech platform. The ideal candidate should have strong experience with Go (Golang) and TypeScript , and a solid background in designing scalable, secure solutions within a cloud-native architecture.
Responsibilities:
- Develop and maintain backend services using Go (Golang) and TypeScript.
- Build and optimize GraphQL APIs with Apollo Server and REST APIs using Koa.js (or equivalent in Go).
- Integrate with third-party APIs and external services.
- Design and manage AWS serverless architectures including Lambda, API Gateway, DynamoDB.
- Ensure security, authentication, and data protection using JWT, OAuth.
- Optimize API performance, caching strategies (Redis), and database queries.
- Implement CI/CD pipelines and Infrastructure as Code (IaC) using CloudFormation.
- Handle error logging and monitoring using AWS CloudWatch.
- Optimize database queries and indexing for high-volume transaction processing.
- Write and maintain unit, integration, and end-to-end tests using Jest (or relevant testing frameworks in Go).
- Collaborate with frontend teams, product managers, and designers to ensure seamless integration.
- Mentor junior developers and review code for best practices.
- Maintain API documentation and system architecture.
- Adhere to industry standards for FinTech and implement best practices.
Requirements:
- Fluent in English with excellent communication skills.
- 6+ years of experience in developing and maintaining backend services using TypeScript and Go (Golang).
- Strong expertise in GraphQL (Apollo Server) and RESTful API development.
- Solid understanding of cloud-native architectures, particularly AWS serverless solutions (Lambda, API Gateway, DynamoDB, CloudFormation).
- Experience with NoSQL and SQL databases, with an emphasis on performance optimization.
- Strong knowledge of authentication, authorization, and security best practices.
- Exposure to DevOps practices, CI/CD pipelines, and infrastructure as code.
- Frontend experience is a plus: React, CSS, Next.js.
- Strong problem-solving skills and ability to work in a fast-paced environment.
Will be a plus:
- Experience working in FinTech or other highly regulated industries.
- Knowledge of blockchain technologies and cryptographic security.
- Understanding of financial data processing, payment gateways, and transaction security.
We offer:
- Competitive compensation.
- Social package (24 working days of annual leave, 5 paid sick days).
- Flexible working hours.
- Challenging projects in diverse business domains and a variety of tech stacks.
- Personal development and professional growth opportunities.
- Work with talented, ambitious and family-feel teams.
- Educational possibilities: corporate courses, knowledge hubs, and in-house English classes.
- Compensation for your professional certification & support for your learning activities.
- Opportunity to choose IT equipment you like.
- Corporate social responsibility.
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· 43 views · 1 application · 28d
Full-Stack Go Engineer (only in Romania, Poland)
Full Remote · Poland, Romania · 5 years of experience · Upper-IntermediateCompany is looking for a Full-Stack Go Engineer for remote work. Company, headquartered in the US, was founded in July 2019 and is a full-lifecycle product development company. With locations throughout Europe - Romania, Poland, and Ukraine, it works...Company is looking for a Full-Stack Go Engineer for remote work.
✔️Company, headquartered in the US, was founded in July 2019 and is a full-lifecycle product development company. With locations throughout Europe - Romania, Poland, and Ukraine, it works with Fortune 500 companies and well-funded startups to help bring new products to life.
✔️ Our client is a global software-as-a-service company that builds a cloud-based data platform that enables the use of connected data and automation of reporting across finance, accounting, risk, and compliance, offering services to 85% of FORTUNE® 500 companies.
✔️Project development phase:
Ongoing product development. We are stabilizing the existing platform and may start building a new product as a replacement for the legacy system.
✔️The goal is to replace the old system once we reach the features parity in a couple years from now. Huge roadmap of new functionality that needs to be developed.✔️Our Fullstack Go Engineers will work on the spreadsheet part, they will be responsible for formula engine for those spreadsheets, and this functionality will be extended.
✔️There is around 80% of back-end work, specialist needs to be ready to learn and do about 20% front-end work.✔️ Must have experience with Golang, cloud (AWS/GCP/Azure);
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Willingness to work with JavaScript. -
· 81 views · 4 applications · 28d
Senior Golang Developer
Full Remote · Poland, Ukraine · 5 years of experience · Upper-IntermediateProject Description Together with our partner, a prominent online fashion & beauty retailer in Europe, we are looking for a Senior Golang Software Engineer. The team develops a suite of internal software products called Pseudonymization Services. These...Project Description
Together with our partner, a prominent online fashion & beauty retailer in Europe, we are looking for a Senior Golang Software Engineer.
The team develops a suite of internal software products called Pseudonymization Services. These products allow our client’s software engineers and data engineers to protect the personal data of millions of customers while data is at rest, in use, and in transit.
As a Golang software engineer, you will contribute to the creation and delivery of the pseudonymization services in a distributed microservices environment.
As part of this critical technology team, you will play a key role in understanding the needs of our stakeholders and help shape the future of the pseudonymization platform. You will be operating, improving, and extending pseudonymization services, supporting integration with thousands of applications within our client’s ecosystem.
Responsibilities
- Design, implement, test, and deploy complex projects independently in close collaboration with your stakeholders and peers
- Write code in Go Language that is modular, readable, testable, and maintainable
- Implement and maintain CI/CD pipelines for automated testing and deployment of microservices
- Conduct code reviews to ensure code quality and supporting team members who have less Golang experience
- Identify and address performance bottlenecks, optimising code and improving overall system efficiency
Skills Required
- 3 years of experience with Go Language and REST APIs
- 5 years of experience with deploying microservices in Kubernetes
- 3 years of experience with AWS Dynamodb and AWS Elasticache Redis
- Experience in troubleshooting and resolving issues within high-traffic, mission-critical, low-latency backend systems
- Strong capability to research, self-learn, and develop deep expertise in their area
- Experience in operational excellence - including, but not limited to: monitoring, reporting, tracing, and alerting in complex distributed components and services
- Excellent technical writing and communication skills with ability to produce clear and concise documentation for technical audience
Nice to have- AWS Lambda, AWS Cloudformation, AWS S3, Kafka, AWS Kinesis, GCP Cloud functions, Bigquery
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· 72 views · 18 applications · 28d
Senior Golang Software Engineer ( Location Europe)
Full Remote · EU · 5 years of experience · Upper-IntermediateLocation - (Europe) Project Description Together with our partner, a prominent online fashion & beauty retailer in Europe, we are looking for a Senior Golang Software Engineer. The team develops a suite of internal software products called...Location - (Europe)
Project Description
Together with our partner, a prominent online fashion & beauty retailer in Europe, we are looking for a Senior Golang Software Engineer.
The team develops a suite of internal software products called Pseudonymization Services. These products allow our client’s software engineers and data engineers to protect the personal data of millions of customers while data is at rest, in use, and in transit.
As a Golang software engineer, you will contribute to the creation and delivery of the pseudonymization services in a distributed microservices environment.
As part of this critical technology team, you will play a key role in understanding the needs of our stakeholders and help shape the future of the pseudonymization platform. You will be operating, improving, and extending pseudonymization services, supporting integration with thousands of applications within our client’s ecosystem.
Responsibilities
- Design, implement, test, and deploy complex projects independently in close collaboration with your stakeholders and peers
- Write code in Go Language that is modular, readable, testable, and maintainable
- Implement and maintain CI/CD pipelines for automated testing and deployment of microservices
- Conduct code reviews to ensure code quality and supporting team members who have less Golang experience
- Identify and address performance bottlenecks, optimising code and improving overall system efficiency
Skills Required
- 3 years of experience with Go Language and REST APIs
- 5 years of experience with deploying microservices in Kubernetes
- 3 years of experience with AWS Dynamodb and AWS Elasticache Redis
- Experience in troubleshooting and resolving issues within high-traffic, mission-critical, low-latency backend systems
- Strong capability to research, self-learn, and develop deep expertise in their area
- Experience in operational excellence - including, but not limited to: monitoring, reporting, tracing, and alerting in complex distributed components and services
- Excellent technical writing and communication skills with ability to produce clear and concise documentation for technical audience
NICE TO HAVE
- AWS Lambda, AWS Cloudformation, AWS S3, Kafka, AWS Kinesis, GCP Cloud functions, Bigquery
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· 78 views · 0 applications · 26d
Go Engineer
Full Remote · Ukraine · 5 years of experience · Upper-IntermediateOur client - Mondu is on a mission to create the world's top B2B payments platform. You will join a team of highly skilled engineers within Mondu's core teams, dedicated to developing new features and essential capabilities for our stakeholders,...Our client - Mondu is on a mission to create the world's top B2B payments platform. You will join a team of highly skilled engineers within Mondu's core teams, dedicated to developing new features and essential capabilities for our stakeholders, specifically in credit risk, fraud detection, and operations. Your primary focus will involve working on a microservice architecture with a strong emphasis on backend development. In this role, you'll primarily have opportunities to engage with Go Lang and JavaScript to complement the technology stack. If you thrive on challenges, this role is an excellent excellent fit
Requirements:
- Strong proficiency in Go for building robust backend services, along with solid experience in React for developing responsive, dynamic frontend applications.
- Strong communication skills with the ability to clearly explain technical concepts, collaborate effectively, and share ideas and perspectives.
- Skilled in designing and architecting scalable, maintainable, and secure software systems
- Possesses strong problem-solving and debugging capabilities
- In-depth knowledge of Design principles and Software Architecture, including Event-Based and Microservices approaches
- Engage actively in the entire software development life cycle, from conception and design to delivery and ongoing maintenance
- Advocate for and implement best practices, coding standards, and development methodologies to drive continuous improvement within the team
- Experience with multiple types of databases (relational, key-value, document-oriented etc)
- Good English language skills (both written and spoken).
Technical Skills:
- Experience with PostgreSQL
- Experience with Kafka
- Experience with Terraform
- Experience with Redis
- Experience with AWS
- Knowledge of Github Actions.
- Good to have RoR Development knowledge
Responsibilities:
- Collaborate with cross-functional teams to Design, Develop and maintain complex fintech software solutions that meet the business requirements and scalability needs
- Work on building and enhancing features that deliver value to our customers and partners
- Participate in architectural decisions and help shape the direction of our technology stack
- Design, Develop, and maintain fintech software solutions that meet the business requirements and scalability needs
- Implement software design patterns and architecture to enhance system maintainability and performance
- Conduct code reviews and provide constructive feedback to ensure high code quality and adherence to best practices
- Identify bottlenecks in security and performance and implement solutions to improve platform performance.
Desirable but not essential:
- Experience with other programming languages
- Experience in handling Infrastructure using AWS, Terraform, and K8s
- Experience in Fintech or Startups.
_____
Q & A:
- Does the job come with a probation period, and if so, how long does it last?
Yes, there is a 3-month probation period.
- What is the expected work schedule?
Full-time, flexible. You can work remotely and also you can choose hybrid mode where you can combine working on-site (in Lviv office) and remotely.
- How many vacation and sick days are provided?
Annual paid vacation — 20 working days/ 7 unconfirmed sick days/days off a year.
Social package & benefits:- Full medical insurance
- MacBook & accessories
- English lessons
- Accountant assistance
- Minimal bureaucracy, synergy, and formalities, primarily focusing on effective communication
Hiring process:
- Screening call with Recruiter (soft skills interview) ~ 20 min
- 2 Technical interviews with Managers of Mondu with simple live coding + CEO of Smart Choice Software ~ 90 min/each
- Possible interview with Engineering Manager of Mondu ~ 60 min
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· 92 views · 4 applications · 24d
Senior Go Developer
Full Remote · Ukraine · 5 years of experience · Upper-IntermediateYou’ll be working on a platform that enables financial institutions and enterprises to issue regulated stablecoins, generate revenue on reserves, and expand their ecosystems. The platform combines stablecoin issuance, secure custody, and seamless...You’ll be working on a platform that enables financial institutions and enterprises to issue regulated stablecoins, generate revenue on reserves, and expand their ecosystems. The platform combines stablecoin issuance, secure custody, and seamless orchestration for cross-border transfers, on/off-ramps, and stablecoin conversions. With our infrastructure and APIs, businesses can create and scale their stablecoin network, while optimizing revenue, compliance, and control.
Overview:
We are looking for a software engineer focusing on backend to join our engineering team. In this role, you will be architecting, building and implementing our technology strategy. You will support the technical vision and execution of the company, collaborating closely with a high-performing engineering team in New York to bring forth innovative and dependable technology solutions. Your role is pivotal in constructing and scaling the tech infrastructure vital to attaining our business objectives, ensuring that infrastructure remains reliable, secure, and performant.
Requirements
- 5+ years of professional engineering experience, startup experience a plus.
- Strong coding abilities in Golang core backend technologies, including but not limited to relevant languages
- Exposure to TypeScript is a big plus
- Hands-on experience with database technologies (Postgres, Redis, and/or DynamoDB ).
- Proven experience building critical compliance tooling in a fast-paced environment, ideally in the blockchain or fint0ech space.
- Familiarity with Temporal and gRPC would be a strong plus
- Customer-centric mindset, with a demonstrated ability to turn high-level product requirements into elegant, scalable, and robust technical solutions.
- Experience working with complex, cross-functional teams including product, legal, risk, and operations to drive compliance initiatives from concept to production.
- Deep understanding of regulatory frameworks (AML, KYC, GDPR) and how they impact product development and operational workflows.
- Track record of delivering high-impact solutions in a dynamic, growth-stage startup environment where adaptability and speed are critical.
- Be able to overlap with US Eastern Time (EST).
Nice to have skills
- Familiarity with the fast-moving world of fintech or crypto
Responsibilities
- Architect, develop, and execute on our technology roadmap, transitioning from early-stage prototypes to scalable and resilient full-scale production backend services.
- Collaborate with cross-functional teams to define and implement innovative solutions, ensuring alignment with best practices and the company's overarching strategy.
- Integrate with web3 technologies and protocols, emphasizing secure connections, data flow, and adaptability to the evolving needs of the business and market trends.
- Deliver technology solutions that consistently meet or exceed customer expectations, driving the company's growth and success.
- Continuously stay updated with the latest trends in backend and web3 development, ensuring the company remains at the forefront of technological advancements.
- Establish a scalable tech architecture that not only supports current business needs but also adapts to future market dynamics and customer demands.
Benefits
- 35 absence days per year for work-life balance
- Udemy courses of your choice
- English courses with native-speaker
- Regular soft-skills trainings
- Excellence Сenters meetups
- Online/offline team-buildings
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· 45 views · 4 applications · 20d
Senior Golang Developer
Full Remote · Countries of Europe or Ukraine · 5 years of experience · Upper-IntermediateAbout Us We are a leading Israeli IT company with 15 years of market experience and 8 years in Ukraine. Officially registered in Ukraine, Israel, and Estonia, we employ over 100 professionals worldwide. Specializing in successful startup collaboration, we...About Us We are a leading Israeli IT company with 15 years of market experience and 8 years in Ukraine. Officially registered in Ukraine, Israel, and Estonia, we employ over 100 professionals worldwide. Specializing in successful startup collaboration, we offer services across e-commerce, Fintech, logistics, and healthcare.
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Our client , a pioneer in the field of identity data solutions, is revolutionizing how businesses confidently identify their customers and prospects across multiple touchpoints. Whether it’s through websites, applications, or physical locations, they provide innovative ways for their partners to interact with and understand their audiences. We are seeking a Senior Golang Developer to join the team. If you have a passion for working in AdTech and thrive in a dynamic, growth-oriented environment, this is the opportunity for you!
Key Requirements:
🔹 5+ years of professional experience with Golang;
🔹 Proven experience in the AdTech industry;
🔹 Hands-on experience with pre-bid and DSP technologies;
🔹 Strong understanding of building and maintaining high-performance systems;
🔹Ability to work effectively both independently and as part of a team;
🔹 English – Upper-Intermediate or higher.
What you will do:
🔹 Develop and maintain high-performance backend systems using Golang;
🔹 Work on innovative identity verification technologies to improve client interaction experiences;
🔹 Collaborate with cross-functional teams to design and implement scalable and reliable solutions;
🔹 Take ownership of the pre-bid and DPS (Dynamic Price Setting) processes to optimize client campaigns;
🔹 Continuously improve system architecture and processes to meet evolving business needs.
Interview stages:
🔹 HR Interview;
🔹 Tech interview;
🔹 Test task;
🔹 Final interview;
🔹 Reference check;
🔹 Offer.
Why Join Us?
🔹 Be part of a friendly international team, working together on interesting global projects;
🔹 Enjoy many chances to grow, learn from mentors, and work on projects that make a real difference;
🔹 Join a team that loves fresh ideas and supports creativity and new solutions;
🔹 Work closely with clients, building great communication skills and learning directly from their needs;
🔹 Thrive in a workplace that values your needs, offering flexibility and a good balance between work and life. -
· 32 views · 2 applications · 20d
Golang Team Lead
Full Remote · Countries of Europe or Ukraine · 5 years of experience · Upper-IntermediateAbout Us We are a leading Israeli IT company with 15 years of market experience and 8 years in Ukraine. Officially registered in Ukraine, Israel, and Estonia, we employ over 100 professionals worldwide. Specializing in successful startup collaboration,...About Us
We are a leading Israeli IT company with 15 years of market experience and 8 years in Ukraine. Officially registered in Ukraine, Israel, and Estonia, we employ over 100 professionals worldwide. Specializing in successful startup collaboration, we offer services across e-commerce, Fintech, logistics, and healthcare. Our client , a pioneer in the field of identity data solutions, is revolutionizing how businesses confidently identify their customers and prospects across multiple touchpoints. Whether it’s through websites, applications, or physical locations, they provide innovative ways for their partners to interact with and understand their audiences. We are seeking a Senior Golang Developer to join the team. If you have a passion for working in AdTech and thrive in a dynamic, growth-oriented environment, this is the opportunity for you!
Key Responsibilities
- Lead a team of Golang developers in designing and developing robust backend systems
- Drive technical architecture decisions and ensure code quality, scalability, and performance
- Mentor team members, conduct code reviews, and support their professional growth
- Collaborate with cross-functional teams including product, data science, and DevOps
- Own and optimize key AdTech components such as Prebid integrations and Dynamic Pricing Systems (DPS)
- Improve identity verification technologies for better audience understanding and targeting
- Continuously refine development processes, deployment pipelines, and system reliability.
Requirements
- 5+ years of hands-on experience with Golang in production environments
- 1+ years of experience in a technical leadership or team lead role
- Strong background in AdTech, including prebid and DSP technologies
- Deep understanding of distributed systems and high-performance architecture
- Excellent problem-solving skills and ability to take ownership
- Strong communication and leadership capabilities
- English – Upper-Intermediate or higher.
Why Join Us? - Join a talented international team passionate about innovation and excellence
- Work with forward-thinking clients on projects that shape global industries
- Get mentorship, career development support, and room to grow as a leader
- Enjoy flexible work arrangements and a healthy work-life balance
- Be part of a company that values openness, ownership, and creativity.
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· 68 views · 6 applications · 13d
Golang Engineer (AI Project)
Full Remote · Countries of Europe or Ukraine · 5 years of experience · Upper-IntermediateWe’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 — 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 — 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.
Про компанію Insoft GlobalInsoft Global — команда професіоналів, які озброїлися мовою Java, передовими технологіями і ретельністю, що властива лише маніякам своєї справи. Ми розробляємо власні шедеври програмного забезпечення, займаємося автоматизацією процесів «розгортання» корпоративних додатків в хмарну інфраструктуру, віртуалізацією, створюємо інструменти аналізу Big Data.
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· 90 views · 2 applications · 13d
Full-Stack Software Developer (Go, React.JS)
Part-time · Countries of Europe or Ukraine · 5 years of experience · Upper-IntermediateWe are currently looking for a Part-Time Full-Stack Software Developer to help us shape the future of healthcare. We are a custom software development company focused on delivering innovative solutions for Healthcare and Life Sciences. At Empeek, we...We are currently looking for a Part-Time Full-Stack Software Developer to help us shape the future of healthcare.
We are a custom software development company focused on delivering innovative solutions for Healthcare and Life Sciences. At Empeek, we believe that technology can make care more accessible, affordable, and effective. By joining our team, you’re not just growing business — you’re making a real impact on people’s lives.
Main Requirements:
- 5+ years of experience in full stack development
- Strong knowledge of Go and knowledge or willingness to work with Node.js (Node.js optional, but preferred)
- Experience with PostgreSQL databases
- Proficient in modern frontend development with React
- Familiarity with cloud infrastructure (Render Cloud preferred or similar)
- Experience working with third-party APIs and services (Auth0, Twilio, Mux preferred)
- Strong understanding of RESTful API design and integration
- Upper-intermediate or higher level of spoken and written English
How you’ll contribute:
- Maintain and support the existing application
- Develop and implement new features on both frontend and backend
- Optimize application performance and scalability
- Manage third-party services (e.g. Auth0, Twilio, Mux)
- Collaborate with team members, participate in code reviews and technical discussions
We offer:
- Friendly and supportive work environment
- Work with the international market, mainly the US
- Fully remote work format, adequate schedule
- Competitive salary and benefits package
- Room for personal and professional growth
- Zero bureaucracy
- 18 business days of paid vacation + public holidays compensation
- Coverage of sick leaves, sports activities, and English language courses
- Insurance Fund of the company
- Coverage of all professional studies
📩 Apply now — we’re excited to meet you!
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· 58 views · 4 applications · 6d
Senior Software Engineer
Full Remote · Ukraine · Product · 5 years of experience · Upper-IntermediateAre 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
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· 42 views · 7 applications · 6d
Team Leader (GO)
Countries of Europe or Ukraine · Product · 5 years of experience · Upper-IntermediatePIN-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
More
🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
🧑🏻💻Modern corporate equipment based on macOS or Windows and additional equipment are provided
🏖Paid vacations, sick leave, personal events days, days off
💵Referral program — enjoy cooperation with your colleagues and get the bonus
📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
🎯Rewards program for mentoring and coaching colleagues
🗣Free internal English courses
🦄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
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