Jobs

We are looking for a skilled Senior Node.js Developer with relocation to Cyprus or Poland.

✅ Requirements:

✔️Strong knowledge of JavaScript and the ECMAScript 6 standards

✔️3+ years of commercial experience with Node.js

✔️5+ years of commercial experience in web development

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

✔️Commercial experience in implementing the REST, GraphQL, and WebSockets

✔️Understanding of the TDD principles and experience in writing tests

✔️Understanding of microservice architecture principles

✔️Experience with GIT version control system

✔️Experience with RabbitMQ

✔️Experience with Redis

✔️Experience with databases MongoDB, MySQL

✔️At least an Intermediate lvl of English

✅ Will be a plus:

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

✔️Experience with Kubernetes,

✔️Experience with Nats

✔️Experience with TypeScript

✅ Duties and opportunities:

✔️In-house platform development

✔️3rd party API integrations

✔️Actively participate in developing new features from scratch

✅ We offer excellent benefits, including but not limited to:

✔️Working with the latest technologies (Nest, Kubernetes, mongo, graphQL, MySQL, etc)

🧑🏻‍💻Learning and development opportunities and interesting challenging tasks;

📝Official employment in accordance with the laws of Cyprus and the EU, registration of family members;

✈️ Relocation package (tickets, staying in a hotel for 2 weeks);

🏋️‍♂️ Company fitness corner in the office for employees;

📚 Opportunity to develop language skills and partial compensation for the cost of language classes;

🎁 Birthday celebration present;

🏝 Time for proper rest and 24 working days of Annual Vacation;

🍲 Breakfasts and lunches in the office (partially paid by the company).

We are looking for Team Lead Back-end Developer.

✅Responsibilities Team Lead:

✔️ Being transparent with the team about challenges, failures, and successes

✔️ Hiring and training technical personnel

✔️ Determining project requirements and developing work schedules for the team

✔️ Delegating tasks and achieving daily, weekly, and monthly goals

✔️ Liaising with team members and management to ensure projects are completed to standard

✔️ Motivating staff and creating a space where they can ask questions and voice their concerns

✔️ Delegating work and assignments to team members

✔️ Collaborating with their team to identify and fix technical problems

✔️ At least upper -Intermediate lvl of English

And for Developer part:

✔️ In-house platform development

✔️ 3rd party API integrations

✔️ Actively participate in developing new features from scratch

✅ Requirements:

✔️ At least 8+ years of experience, 3+ years in leadership

✔️ Excellent technical, diagnostic, and troubleshooting skills

✔️ Strong leadership and organizational abilities

✔️ Knowledge of JavaScript and the ECMAScript 6 standards

✔️ 3+ years of commercial experience with Node.js

✔️ 5+ years of commercial experience in web development

✔️ Commercial experience of working with DB

✔️ Commercial experience of implementing the REST and WebSockets

✔️ Experience of GIT version control system

✔️ Experience with databases MySQL

✔️ Experience with RabbitMQ

✔️ Experience with Redis

✅Nice to Have:

✔️ Experience with TypeScript

✔️ Experience with Nest

✅ We offer excellent benefits, including but not limited to:

🧑🏻‍💻 Learning and development opportunities and interesting challenging tasks;

📝 Official employment in accordance with the laws of Cyprus and the EU, registration of family members;

✈️ Relocation package (tickets, staying in a hotel for 2 weeks);

🏋️‍♂️ Company fitness corner in the office for employees;

📚 Opportunity to develop language skills and partial compensation for the cost of language classes;

🎁 Birthday celebration present;

🏝 Time for proper rest and 24 working days of Annual Vacation;

🍲 Breakfasts and lunches in the office (partially paid by the company).

Are you a passionate and skilled Node.js developer looking to elevate your career in a dynamic environment? Join us and become part of an innovative team working on cutting-edge solutions! We're seeking a talented Middle Node.js Developer to help build robust back-end systems and make a real impact.

Location: Lviv, hybrid (office visits a few times per month)
English Level: B2

What You’ll Do:

• Collaborate closely with the team lead to tackle technical challenges and deliver high-quality solutions.
• Analyze client requirements, provide recommendations for optimal implementation, and estimate execution timeframes.
• Break down complex tasks into manageable sub-tasks, ensuring clarity and efficiency.
• Navigate through our internal leveling system, continuously growing and enhancing your skills.
  
  Key Responsibilities:
• Execute technical tasks as assigned by the team lead.
• Contribute to system design and code review processes.

• Participate in team discussions to ensure clarity on task objectives and project goals.
   

  Hard Skills:

• Node.js with TypeScript, Fastify/Express/Nest.js
• Databases: Postgres, ElasticSearch, Redis
• Containerization: Docker, Kubernetes (K8s)
• Distributed Systems: Asynchronous task execution with queues, brokers, pub/sub, fanout
• Cloud Providers: AWS, GCP
• Experience with serverless and event-driven architectures
• Integration with third-party services (e.g., Stripe, OpenAI)
• Experience in setting up alerting systems to proactively detect system failures or performance degradation
• Ability to analyze logs and metrics to understand system performance, troubleshoot issues, and identify potential improvements
• End-to-end (E2E) testing experience
  
  Personal Traits:
• Persistent and goal-oriented
• Clear and concise communicator
• Strong analytical mindset with a passion for problem-solving
• A true team player who collaborates effectively
• Well-organized, with the ability to prioritize tasks and plan effectively
• Critical thinker, capable of solving complex problems
• Detail-oriented and thorough in all aspects of development
• Proactive, responsible, and capable of making independent decisions
• Eager to learn and continuously improve
  
  
  Ready to take your skills to the next level? Join us and become part of an ambitious, growth-oriented team!

About the Role:
We are looking for a skilled and proactive Lead Backend Engineer to take technical ownership of our backend systems. You will lead the development of a new gaming platform from scratch, define architecture and best practices, mentor the backend team, and ensure a smooth migration from a legacy system to a scalable microservices-based infrastructure. This role involves close collaboration with DevOps, security, and product teams, as well as integration with third-party services and payment providers.

Responsibilities:

• Lead and mentor a team of backend engineers, fostering best practices in code quality, testing, and deployment
• Design and develop a new gaming platform architecture based on NodeJS and microservices
• Oversee the gradual migration of legacy platform components to the new infrastructure
• Collaborate with DevOps on CI/CD automation, system monitoring, and observability
• Ensure system scalability, security, and high availability in collaboration with DevOps and security teams
• Integrate third-party APIs and payment solutions, manage technical risks and edge cases
• Participate in technical planning, code reviews, and decision-making processes

Your Background:

• 5+ years of backend software development experience, including 1–2 years in a lead or senior role
• Strong knowledge of JavaScript/TypeScript and NodeJS
• Solid commercial experience with NestJS framework
• Hands-on experience in launching products from the ground up, including CI/CD pipeline setup
• Proficient in writing unit and E2E tests using Jest/Mocha/Nock
• Deep understanding of SQL/NoSQL databases and data migration strategies
• Experience with message brokers such as RabbitMQ or Apache Kafka
• Familiarity with Docker and Kubernetes
• Excellent communication skills and ability to work cross-functionally
• Experience integrating and maintaining 3rd-party APIs with strong risk management awareness
• B2+ English proficiency (verbal and written)

Nice to Have:

• Experience with front-end integration or hands-on frontend development
• Background in PHP development
• Familiarity with cloud services (AWS, GCP, Azure)
• Understanding of OWASP Top 10 and secure coding practices
• Experience with WebSockets
• Experience with payment system integrations

The international software development and digital solutions company driven by 1,300 talented professionalsl.
Here, everything moves at rocket speed: driving innovation, pioneering projects, and fast-tracking careers.
Together, we turn ideas into action—let’s get started!

We are looking for a skilled Senior Node.js Developer 

Requirements:
- Strong knowledge of JavaScript and the ECMAScript 6 standards
- 3+ years of commercial experience with Node.js and Nest.js
- 5+ years of commercial experience in web development
- Commercial experience of working with high loaded SQL or NO SQL databases
- Commercial experience of implementing the REST, GraphQL and WebSockets
- Understanding of the TDD principles and experience of writing tests
- Understanding of microservice architecture principles
- Experience of GIT version control system
- Experience with RabbitMQ
- Experience with Redis
- Experience with databases MongoDB, MySQL
- At least Intermediate lvl of English

Will be a plus: 
- 2+ years of hands-on experience developing over CI/CD/Micro Services architecture/Containers
- Experience with Kubernetes
- Experience with Nats
- Experience with TypeScript

 Duties and opportunities:

- In-house platform development
- 3rd party API integrations
- Actively participate in developing new features from scratch

 We offer excellent benefits, including but not limited to:

 - Snacks in the Office 
- Attractive office location and facilities
- Medical insurance
- Breakfasts and lunches in the office (partially paid by the Company)
- Languages classes (partially paid by the Company)
- Social Club of the Company

At Enjoy Gaming, we’re a passionate team of industry experts, backed by market specialists and foreign investment. We’re thrilled to create live dealer shows and slots. We’re making our games to provide an even better gaming experience.
Our core values of ownership, communication, and honesty drive everything we do.

Join us and be part of our innovative journey in the gaming world! 

We are currently seeking a Team Lead Node.js Developer. You will collaborate closely with Product Owner, and other developers to transform complex requirements. You will also have the opportunity to mentor and lead developers and contribute to the architectural decisions that shape our projects.

 

About you:

— 1+ year of Leading experience

— 6+ years experience with backend in NodeJS/Express
— Strong Knowledge of Nest JS / Typescript
— Strong Knowledge of SQL and NoSQL
— Experience WebSockets and REST API
— Experience using messaging and task-processing frameworks (e.g., BullMQ, RabbitMQ, etc.)

— Experience with СlickHouse
— Understanding of security, vulnerabilities, and approaches to avoid them
— English level Upper intermediate or higher

Will be a plus:

— Experience in optimizing the performance of highly loaded systems

— Experience in iGaming/gambling will be a big plus
— Good understanding of GCP
— Experience with JavaScript, React.js
— Working principles with Docker/Docker compose

 

Responsibilities:

— Splitting and assigning tasks to the developers

— Writing high-quality code
— Documentation: Create and maintain code and architecture documentation
— Collaborating with teams: Working closely with other developers, QA, designers, and Product Owner, to ensure the successful delivery of projects
— Keeping an eye on security
— Participate in planning
— Solving complex problems

 

What you get in return:
— Competitive Salary: A fixed salary in EUR with annual performance reviews to recognize your growth
— Remote Work Option: Enjoy the flexibility and comfort of working remotely
— Comprehensive Benefits: Includes medical insurance, access to a psychologist, and participation in our English-speaking club
— Paid Time Off: 20 vacation days + 10 lieu days, plus national holidays
— Paid Sick Leave: Up to 10 working days per year
— Professional Development Support: We reimburse courses, training, and certifications to help you grow in your career
— Self-Development Perks: Reimbursement available for language classes, sports activities, massages, or sessions with a life coach

Please note that feedback on your application will be provided within two weeks if a positive decision is made regarding your candidacy.

I give my consent, following the Law on the Protection of Personal Data dated June 1, 2010, No. 2297, effective from January 1, 2011, for the processing of information classified as personal data.

Ascendix Technologies is a global technology company delivering innovative cloud and AI-powered solutions since 1996. With offices across Europe and a remote-first culture, we combine deep technical expertise with a forward-looking mindset to build scalable, intelligent applications. 

Are you passionate about Node.js and eager to work in a cutting-edge environment where AI is integral to the development process? At 

Ascendix, we embrace “vibe coding” — a collaborative approach where developers write approximately 50% of their code with AI assistance. This role is for you if you want to be at the forefront of AI-augmented software development. 

As a Node.js Developer with AI expertise, you will: 

• Develop backend services primarily in Node.js, leveraging AI tools to generate roughly half of your codebase. 
• Collaborate closely with AI coding assistants (e.g., OpenAI, Anthropic models) to accelerate development while maintaining high code quality. 
• Experiment with AI-driven workflows and continuously improve the integration of AI-generated code into production systems. 
• Participate in code reviews, ensuring AI-generated contributions meet maintainability and security standards. 

• Document technical solutions and share AI best practices within the team. 

   

What We Expect 

• Minimum 4 years of professional experience with Node.js and backend development. 
• Hands-on experience working with AI and Large Language Models (LLMs) in software development over the past year. 
• Comfort with writing and reviewing code where approximately 50% is AI-generated, embracing a vibe coding mindset. 
• Be an advanced user of Cursor, Github Copilot, Windsurf, Trae, or similar AI-first IDEs. 
• Hands-on Experience with using UI generating assistants like v0.dev, lovable, replit, bolt, or similar. 
• Strong English communication skills (Intermediate+). 
• Familiarity with cloud AI services (Azure AI, AWS Textract) and frameworks like NestJS is a plus. 
• Understanding of CI/CD pipelines and automated testing.

Please note
By clicking the “Apply” button for the vacancy, you automatically consent to process your personal data.

We sincerely appreciate each response and the expressed interest in our job opening. If we do not contact you within a week, it means that, at this moment, your CV has not been selected for further consideration for this position. Nevertheless, we will keep your resume in our candidate database and will definitely inform you if a vacancy that matches your experience becomes available.

FAVBET Tech develops software that is used by millions of players around the world for the international company FAVBET Entertainment.
We develop innovations in the field of gambling and betting through a complex multi-component platform which is capable to withstand enormous loads and provide a unique experience for players.
FAVBET Tech does not organize and conduct gambling on its platform. Its main focus is software development.

Main areas of work:

• Betting/Gambling Platform Software Development — software development that is easy to use and personalized for each customer.
• Highload Development — development of highly loaded services and systems.
• CRM System Development — development of a number of services to ensure a high level of customer service, effective engagement of new customers and retention of existing ones.
• Big Data — development of complex systems for processing and analysis of big data.
• Cloud Services — we use cloud technologies for scaling and business efficiency.

Requirements:

• 6+ years of pure backend Nodejs development experience
• 1+ years of leading the teams
• Strong understanding of system scalability and designing high-performance systems.
• Proficiency with TypeScript
• Expertise in API development
• Experience with Docker
• Message brokers like RabbitMQ, NATS etc
• PostgreSQL
• Strong understanding of design patterns and SOLID principles
• Strong understanding of application security principles 
• Nice to have: Gambling domain experience 

Will be a plus:

Experience with Nest.JS

Experience with NoSQL databases (e.g. MongoDB, Redis) 

Responsibilities:

• Lead and manage the development team, fostering collaboration, mentorship, and technical excellence.
• Design, develop, and implement new features and components for the service, ensuring scalability and performance.
• Identify and resolve technical issues encountered during the development process.
• Maintain and enforce coding standards, ensuring consistency, readability, and adherence to best practices.
• Plan and document tasks independently, providing clear and actionable descriptions for assigned responsibilities.

• Create and maintain technical documentation for implemented features, ensuring clarity for both the team and stakeholders.

   

  We offer:

• 30 days off — we value rest and recreation;
• Medical insurance for employees and the possibility of training employees at the expense of the company and gym membership;
• Remote work or the opportunity — our own modern lofty office with spacious workplace, and brand-new work equipment (near Pochaina metro station);
• Flexible work schedule — we expect a full-time commitment but do not track your working hours;
• Flat hierarchy without micromanagement — our doors are open, and all teammates are approachable.
   

Pixel mindIT is an innovative IT company specializing in software development, web applications, and mobile apps. We bring together a team of professionals who work with the latest technologies. You’ll find a creative approach to solving complex challenges, efficient project management, and a continuous improvement process with us.

Requirements:

- Strong proficiency in HTML/CSS, JavaScript, TypeScript, and backend development with Node.js.
- experience with Node.js, specifically using Express.js and Nest.js frameworks.
- In-depth understanding of networking principles, including RESTful API design and HTTP/HTTPS protocols.
- Hands-on experience working with GraphQL APIs.
- Proficiency in working with various databases such as MongoDB, Redis, MySQL, and PostgreSQL.
- Willingness to deepen knowledge of Object-Relational Mapping tools like Mongoose, Prisma.js, TypeORM, and Sequelize.
- Familiarity with Git version control and practical experience using GitHub in collaborative development environments.

What We Offer:
- Flexible working hours.
- A friendly and welcoming work environment in a comfortable office.
- Official employment with a competitive salary based on your experience and skills.
- An exciting opportunity to contribute to innovative projects.

Pixel mindIT – We Code the Future!

Pixel mindIT is a groundbreaking IT company specializing in software development, web applications, and mobile apps. We bring together a team of professionals who work with the latest technologies. You’ll find a creative approach to solving complex challenges, efficient project management, and a continuous improvement process with us.

Our Key Services:
• Development of innovative web applications
• Mobile apps
• UI/UX design
• IT consulting and support

Why Work with Us?
• Positions available for all levels – from Trainee to Middle
• Corporate apartment for comfortable relocation and accommodation (for candidates from outside Lviv)
• English courses to support your professional growth
• A modern office with high-quality equipment and a comfortable workspace
• A friendly team that fosters professional and personal development
• Competitive salary based on your experience and English proficiency

Join Pixel mindIT– let’s code the future together!

Who we are:

Adaptiq is a technology hub specialising 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 - Finaloop - reshapes bookkeeping to fit the e-comm needs: with Finaloop, customers get flawless financials and actionable real-time data that can keep up with their brand.

About the Role: 

Are you passionate about building and optimizing the core infrastructure of large-scale server applications that power real-world, user-facing products? As part of the team, you’ll play a key role in defining and implementing the infrastructure that drives our innovative product.

We are looking for experienced developers to join its core architecture and platform group. The architecture group researches, designs, and implements the building blocks upon which the product is built and executed. This includes among many other things, the application infrastructure for our different services and our data ingestion architecture.

Key Responsibilities: 

• The most fundamental components of our system, whether it is the cloud infrastructure or the different common software solutions used by developers
• Developing system-wide solutions to be used by the product development teams
• Developing scalable long-term solutions
• Detecting opportunities to improve R&D efficiency and the reliability of our systems by improving and expanding the common infrastructure of our product

• Researching new technologies and solutions with the potential to be incorporated into our product

   

Required Competence and Skills:

• 6+ years of experience in server-side development and distributed systems
• Excellent knowledge of software and application design and architecture
• Experience with different backend architectures and approaches
• Experience in working with different types of data storage technologies and approaches (e.g. OLAP, OLTP, relational, document, etc.)
• Proven track record of working efficiently in a fast-paced intensive startup environment
• Strong communication and collaboration skills
• Building high-volume data pipelines - an advantage
• Client-side web development experience - an advantage

The main components of our current technology stack:

• Our cloud provider is AWS
• We develop mainly in Typescript and in some cases use Python
• We use Node.js in the backend
• Our systems run on Kubernetes (EKS) and as lambda function
• Our 2 main databases are: Postgres and Snowflake

We are looking for a talented Trainee Node.js developer to join our team and develop innovative projects using JavaScript, Node.js, and different databases.

Ideally, you need to have a passion for programming, great soft skills, and good English.

It is a full-time position in our Lviv office.

Requirements:

▪️ Solid understanding of Node.js

▪️ Proficiency with JavaScript

▪️ Working with SQL/NoSQL databases: Redis, MongoDB, and MSSQL

▪️ Knowledge of OOP

▪️ English level: Intermediate+ (written, spoken)

▪️ Desire to work and study new technologies, approaches, and best practices

▪️ Attentive to details

Will be a plus:

▪️ Knowledge of Front End Development 
▪️ Bachelor's degree in Computer Science or an equivalent

Responsibilities:

▪️ Write clean and maintainable code using Node.js

▪️ Testing modules and integration

▪️ Development of the server part of the application

▪️ Implement back-end functionality according to requirements

▪️ Staying current on new technologies and best practices

▪️Communicate with the customer and team members

We offer:

▪️ IT Club membership

▪️ 18 days of vacation + 8 days of paid state holidays

▪️ Health insurance

▪️ Compensation for language trainings 

▪️ Compensation for educational courses, training, and certificates

▪️ Compensation for sport activities

▪️ Mentorship program

▪️ Employee recognition program with awards

▪️ Running club

▪️ Reading club

▪️ Cozy and pet-friendly office

▪️ Weekly sweets & fruits office days

▪️ Corporate bookshelf

▪️ Office relax zone with PS4, VR, table games, table tennis, aero hockey, mini football table, and gymnastic ladder.

We are looking for a team player!

Are you interested? We would be glad to receive your CV.

About the Product:

The solution, developed by our client, an emerging and fast-expanding startup, is revolutionizing infrastructure monitoring using optical fibers. It is based on an award-winning, innovative approach that replaces conventional sensors in overseeing electrical grids and oil & gas pipelines spanning extensive distances. 

Their fiber-optic technology, enhanced with AI and machine learning, enables clients to meet their environmental and renewable energy targets, ensuring smooth utility operations on the path to net-zero emissions. They help avert environmental disasters, protect human lives, and maintain the seamless functioning of vital energy and transportation infrastructures.

Product distinctive fusion of AI and engineering proficiency tackles critical challenges currently confronting power operators, offering potential solutions to significant infrastructure issues.
 

About the Role: 

We are currently seeking a seasoned Senior Backend-oriented Full Stack Engineer (with React) to join our dynamic team. You’ll play a key role in the end-to-end delivery of a dynamic, AI-driven scaling product that integrates cutting-edge optical fiber sensing, advanced digital signal processing, and machine learning technologies. You will lead the design and implementation of innovative solutions, making critical project decisions that drive our success. You’ll collaborate closely with cross-functional teams, take full ownership of features from concept to deployment, and contribute to shaping the future of a platform that has real-world impact.

Key Responsibilities: 

• Software Design, development, testing, deployment, maintenance, and improvement
• Building intelligent systems that provide real-time visibility into complex infrastructure networks
• Developing responsive, real-time alert mechanisms to detect anomalies and trigger proactive actions
• Collaborating with colleagues and internal customers on technical challenges
• Troubleshoot system issues and provide quick and thorough solutions
• Maintain high standards of software quality by utilizing good practices and habits

Required Competence and Skills:

• 5+ years of experience with Node.js 
• Hands-on experience with Nest.js framework
• At least 2 years of experience working with React
• Solid understanding and practical experience with Kubernetes
• Proficient with SQL, PostgreSQL 
• Experience in designing and implementing RESTful API
• Experience with cloud environments (AWS/GCP/Azure)
• Experience with microservice architecture 
• Experience implementing real-time data communication features using WebSockets
• Proven experience in delivering large-scale, robust, available SaaS applications
• Expertise with development processes, including feature design, design reviews, code reviews, and automated testing
• Proven experience in end-to-end feature life cycle ownership from product requirements to architecture and design to development and testing
• Excellent English communication skills, both verbal and written
• Strong communication and collaboration skills
• Bachelor’s degree in Computer Science or a related field.

Nice to have skills:

• Experience with MongoDB

Hello everyone!

We are looking for a Middle Node.js Engineer to join a project in Silicon Valley.
 

Project Idea

The project was founded back in 2014 with the goal of connecting private and government universities with regular people like we are. You have a variety of auditoriums, gyms, classrooms, and other venue options available for community use —
schedule facility uses and manage requests from the community all in one place.

Just imagine that you’re a football player and you can rent a football field at Harvard to play with your friends. Amazing, right?

What exciting things is the product doing for the community?

The product is transforming the way public and private spaces are discovered, reserved, and used across communities — all online and accessible anywhere.

 

What is the team size and structure?

Our team consists of: 1 Tech Lead, 2 Front-End developers, 3 Back-End developers, 1 React-Native developer, 1 Data Engineer, UI/UX Designer, 2 QA, 1 AQA, and PM.
 

How many stages of the interview are there?

— Interview with the Recruiter — up to 30 min.;

— Interview with PM — up to 30 min.;

— Technical interview — up to 1 hour;

— Interview with the client — up to 1 hour.
 

Requirements:

Must have:

• 3+ years of working experience using Node.js;
• Hands-on experience with MongoDB;
• Experience with Serverless and Lambda functions (pet-project also works);
• Understanding NoSQL (MongoDB, relations, triggers, etc.);
• Experience working with Jira and Confluence (understanding what is A/C, DoD, and Scrum ceremonies);
• Experience in building schemas, validations, and models using Mongoose in Node.js applications;
• Upper-intermediate or higher level of English.

Soft skills:

• Proactive — you take ownership and act without waiting for direction;
• Detail-oriented — you deliver accurate, high-quality work;
• Initiative-driven — you’re eager to improve processes and take action.
   

Would be a plus:

• Experience with other programming languages;
• Experience with MongoAtlas;
• Degree in a technical field.
   

Responsibilities:

• Development of the web application with search functionality;
• Development of the Client application’s structure;
• Direct communication with the development team and customers;
• Participation in sprint planning and task evaluation;
• Ensuring the code tests coverage.

Our team is growing, and we are looking for a talented Senior Backend Engineer. In this role, you’ll work primarily on backend API development using Node.js (TypeScript), while also contributing to our powerful CLI tools written in Go. You’ll have a direct hand in shaping the architecture, scalability, and quality of a system used by modern engineering teams.

Our customer believes that cloud infrastructure should be effortless and invisible, empowering teams to build, ship, and scale without barriers. We’re building the future of cloud consumption. If you’re passionate about building robust APIs, powerful CLI tools, and world-class backend systems — it will be a match.

Come join the company that’s reinventing how teams manage distributed cloud in today’s fast-moving cloud era. We’re on a mission to help organizations automate infrastructure provisioning and enable self-service to accelerate their business.
 

Responsibilities:
 

• Lead backend API development using Node.js (TypeScript) — designing, building, and maintaining scalable services.
• Contribute to CLI development with Go, enhancing tooling that empowers users to interact seamlessly with the platform.
• Architect and optimize backend systems and APIs, ensuring performance, security, and reliability at scale.
• Take complete ownership of projects, from initial definition and design to development, testing, and post-deployment.
• Collaborate closely with a tight-knit R&D team through code reviews, technical discussions, and product planning.
• Uphold coding standards and best practices while influencing architectural and technical decisions.
• Communicate technical concepts clearly across engineering and product teams.
   

Requirements:
 

• Bachelor's degree in computer science or equivalent engineering experience from a distinguished military unit.
• 6+ years of software engineering experience, with 3+ years focused on backend development at scale.
• Expert-level knowledge of Node.js (TypeScript) backend development, with extensive experience building RESTful APIs and working with microservices architectures.
• Strong background in relational databases (e.g. MySQL, PostgreSQL), caching (e.g. Redis, Dragonfly), and cloud services (AWS: S3, RDS, IAM).
• Solid understanding of software architecture, API design, distributed systems, and scalable backend patterns.
• Excellent English communication skills (written and verbal).
• A collaborative spirit and drive for tackling complex technical challenges in a fast-paced startup environment.
   

Will be a plus:
 

• Hands-on experience with Go, particularly in building CLI tools or backend systems.
• Experience with Infrastructure as Code tools like Terraform, Pulumi, or CloudFormation.
• Familiarity with Docker, Kubernetes, and containerized application delivery.
• Experience working with graph databases (e.g., NeptuneDB, Neo4j).
   

We offer
 

People: The new team is just being built. You will work directly with our client’s side representative and have your influence on the crucial designs and architecture of the applications.

Self-development: We guarantee regular challenges and the ability to make your own decisions, you will be able to visit leading international tech conferences and organize meetings on the client’s side.

We're looking for a skilled Node.js developer who is eager to learn and grow with us. You'll be developing and maintaining high-quality applications using Node.js and related technologies. This is a fantastic opportunity to work on exciting projects, be part of a friendly team, and take your career to the next level. Come join us and let's build great things together!
🧰 Requirements:

• At least 1 year of commercial experience as a Node.js engineer.
• Strong knowledge of JavaScript and TypeScript.
• Experience with Express.js.
• Experience with relational databases (PostgreSQL and/or MySQL).
• Familiarity with AWS services (ec2, s3, lambda).
• Good understanding of RESTful API design principles.
• Unit testing (mocha/jest).
• Excellent problem-solving and debugging skills.
• Strong communication and collaboration abilities.
• Pre Intermediate English (or higher).

🧰 As a plus:

• Experience with Nest.js
• Experience with Docker
• Non-relational databases (mongoDB, redis, elasticsearch)

💻 Responsibilities:

• Developing and maintaining high-quality applications using Node.js and related stack.
• Following high-end coding standards.
• Troubleshooting and debugging applications to ensure optimal performance.
• Implementing and maintaining database systems.
• Designing and implementing RESTful APIs.
• Participating in code reviews to ensure code quality.
• Keeping up-to-date with industry trends and best practices in Node.js development.
• Collaborating with cross-functional teams to deliver tasks on time.

🎁 We offer:

• Competitive salary
• Paid time off and holidays
• Professional development opportunities
• Collaborative and inclusive work environment
• Opportunity to work on challenging and innovative projects
• Growth opportunities within the company
• Office located in Kraków