Jobs

DBB Software - is a software engineering IT company from Ukraine with a unique point of difference. We provide an exciting concept involving highly trained and vetted remote software developers to provide businesses with everything they need in the information technology space. Whether it’s end-to-end IT or smaller, focused areas and individual projects, we cover it all, and our approach allows us to offer exceptionally competitive pricing.

During 8 years on the IT market we successfully released more than 30 projects and have a wide-geographic of clients in Europe, USA and Canada.

Now we are continuing growing and extending our team so we warmly invite Junior Backend Developer (Node.js) to our team in Dnipro city!

What requirements are important for this role:

-At least 1 year of professional experience with TypeScript, Node.js, express, nest.js;

-Experience with SQL, PL/SQL, preferred experience on MERN stack and next.js;

-Experience with Swagger and/or API documentation tools;

-Experience with git and CI/CD;

-A solid understanding in logging, security concepts;

-A solid understanding of REST, and core JavaScript concepts;

-A solid understanding of relational data and/or non-relational models;

-Experience with performance and optimisation problems and a demonstrated ability to both diagnose and prevent these problems.

What we are expecting from new teammate:

-Effective communication skills: Regularly achieve consensus with peers, and clear status updates;

-Positive and solution-oriented mindset;

-Strong sense of ownership, urgency, and drive;

-An inclination towards communication, inclusion, and visibility;

-Self-motivated and self-managing, with great organizational skills;

- English level - at least Intermediate strong;

-Ability to work in our Dnipro office required.

Working with our team is:

-Flexible schedule;

-Benefit package with paid vacations and sick-leaves;

-Salary reviews in regular basis;

-Autonomy in decision-making, no bureaucracy and pressure;

-People-oriented culture and healthy atmosphere in the team;

-Whole support from company management;

-Office in Dnipro with whole BCP support: generators, power stations and Starlink, only office type of work.

Hard skills:

6+ years of Software Engineering experience

4-5 years of experience with Node.js (Express.js, koa.js, Nest.js, Next.js)

Strong Software Design knowledge: OOD, FP, Design patterns

Excellent knowledge of modern systems architecture components including serverless and distributed data processing systems

Strong experience with Serverless framework, AWS Lambdas

Proficient understanding of Git

Excellent understanding SQL databases (MySQL)

Strong experience with Docker & CI/CD processes

Experience with AWS (or similar services like GCP or Azure)

Knowledge of Agile (preferably SCRUM) development practices

At least Intermediate level of English

Would be great 😎 :

Strong experience with TypeScript

A сomputer science, software engineering, or related field master’s or bachelor’s degree.

Responsibilities:

Process improvements proposing and taking ownership of full-cycle of features delivering

Active participation in technical discussions

Architect, design, and team cooperation to deliver features and services into production

Writing and implementing efficient, extendable, and high-quality code in balance with rapid feature delivery

Cross code reviews, technical documentation creation, and supporting

Project description

It is a healthcare service offering at-home blood testing kits and a personalized health dashboard. It connects with smart devices to track health progress, offering insights into potential health issues, trends, and areas for improvement. The platform includes blood tests, epigenetic DNA analysis, food intolerance evaluations, and a skin analysis app. Launched in summer 2023, it aims to provide a comprehensive understanding of one's body and health.

Project life cycle

Current project's age: Ongoing

Planned duration: 5-6 months / with the possibility to extend on later stages

Project technologies

NodeJS/ NextJS

ServerLess

React

AWS

MySQL, MongoDB

Become part of United Tech as an experienced Node.js Backend Developer, contributing to high-performance, scalable products using modern technologies

About the team: join our Backend team, where collaboration and growth are at the heart of everything we do. We are a close-knit group of developers, Product Managers, DevOps, and QA specialists, all dedicated to helping our products thrive. With mentorship from seasoned experts and a strong sense of ownership, everyone here has a voice and can make a real impact.

Working in the social networking niche, we embrace challenges and celebrate progress. This is a dynamic field where you will stay on top of trends, tackle high-load systems, and dive into complex problems. The market is still growing, and there’s plenty of opportunity to carve out your own path and make a difference!
 

Know someone perfect for this role? Recommend a candidate and receive a bonus up to $1500
 

In this role, you will:
 

• Participate in team processes (grooming, sprint planning)
• Develop and deliver product tasks to the production environment
• Handle technical debt tasks
• Create technical designs for product epics
• Decompose epics into actionable tasks
• Investigate and resolve complex issues

It’s all about you:
 

• 4+ years of commercial backend development experience
• 3+ years of Node.js backend experience
• Proficiency with relational and non-relational databases (Postgres, MongoDB, Redis)
• Experience with SOA/Microservices architecture (communication, patterns, development process)
• Knowledge of WebSockets and messaging systems (RabbitMQ, Kafka)
• AWS experience (S3, Aurora, Cloudfront)
• Experience with scaling and high-load systems
• Strong Computer Science fundamentals
• Intermediate English level or higher

What we offer
 

• Care and support: 
• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Online yoga class with an instructor from the Ukrainian Yoga Federation
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine
   
• Comfortable working environment:
• Work from our Kyiv hub or remotely with a flexible schedule 
• Modern equipment or depreciation of your own tools
   
• Investment in your future:
• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
  
  
   

Hiring process:

• Intro call
• Tech Interview
• Final Interview 
• Reference check
• Offer
   

Job Description

• Collaborate on the development and integration of AI-driven features, leveraging the latest advancements in LLM and NLP
• Conduct research and experiments to explore innovative AI methodologies and incorporate cutting-edge models into customer care products
• Take responsibility for the entire lifecycle of feature developments, from initial discussions with product teams, defining requirements and providing estimates, to actual coding in collaboration with the team, monitoring performance and delivering robust solutions to end-users
• Optimize system performance, reliability and stability, making sure our service remains seamless and accessible
• Participate in technical discussions to improve existing architecture and developer experience

Requirements

• 5+ years of experience as a Server Engineer
• Proven ability in designing server solutions, API design, and handling technical discussions
• Experience implementing and integrating gen-AI models, particularly large language models (LLMs) into production systems
• Passion for product development
• Understanding of business objectives and goals and how to transform business problems into actionable tasks
• Strong communication skills
• Proficiency with Large Language Models, including prompt engineering, fine-tuning, automatic evaluation and Retrieval-Augmented Generation (RAG) — an advantage

About the Team

The Chatbot team’s mission is to make the Customer Care Chatbot the principal choice for users seeking solutions during their Wix experience. We are committed to developing an AI Chatbot that leverages Wix’s knowledge and relies on contextual cues to determine the most appropriate next action to facilitate the user’s journey.

About Wix

Wix makes it possible for anyone to succeed online.

Since 2006, we’ve grown to around 5,500 employees in 22 countries, launched over 40 products, and serve over 243 million users and their visitors worldwide.

At Wix, we push you to innovate, evolve in non-traditional ways, and collaborate. We operate in small teams that work closely together at a high level.

Although we’re already industry leaders in web creation and business, our work is nowhere near done. Our goal is to become the main engine of the Internet so we can create a more open web for all.

We’re proud to be an equal opportunity company. Wix was built around the idea that everyone has the right to be successful, online. This same vision defines us as a company: creating a work environment where everyone is welcome, and anyone has the right to succeed.

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 Senior  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 junior developers and contribute to the architectural decisions that shape our projects.
 

About you:
— 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.)
— Understanding of security, vulnerabilities, and approaches to avoid them.

— English level intermediate or higher.

Will be a plus:
— Experience in optimizing the performance of highly loaded systems
— Good understanding of GCP
— Experience with JavaScript, React.js
— Working principles with Docker/Docker compose

 

Responsibilities:
— Writing high-quality code
— Documentation: Create and maintain code and architecture documentation
— Collaborating with teams: Working closely with other developers, QA, designers, 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: Competitive salary fixed in EUR with yearly performance reviews
— Tax Coverage: The company provides tax coverage
— Remote Work Option: Choose to work remotely, providing greater flexibility and comfort
— Corporate Benefits: Medical insurance, psychologist, English-speaking club
— Paid Vacation: 20 working days of paid vacation + 10 time off in lieu , including national holidays
— Paid Sick Leave: 10 working days
— Professional Development: Get reimbursement for professional development courses and training
— Self-Development: Get reimbursement for language courses, sports, massage, or life coach

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.

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.

AIstats is an innovative ecosystem of football products, combining advanced big data analysis and computer vision technologies. Our goal is to enhance football understanding for fans and create new game analysis opportunities for professionals.

We are a fast-growing team of 30 people based in Poland. Recently, we secured investments from Google executives and leading mobile company founders, which helped us increase our company’s value fourfold in the past year.

Our Products:

• AIstats Mobile App – a consumer product for fans and bettors, which has already reached 100K MAU since its launch in September.
• AIstats Business Solutions – analytics tools powered by ML models and computer vision technologies, helping clubs and scouts make more informed decisions.

Team Culture and Values:

AIstats is the place for those who want to transform the industry! We are building a long-term business to lead football analytics. Our goal is not just to create a product but to build an entire ecosystem. We value ambition, responsibility, and a results-driven mindset. At AIstats, there’s no micromanagement - only trust, autonomy, and freedom to experiment. We work top-down, focus on big goals, and seek people ready to make a real impact.

Job Overview:

We are currently looking for a talented Backend Developer to join our growing team.

Key Responsibilities:

• Development of new HTTP and WebSocket endpoints with integration of third-party APIs (REST/gRPC/GraphQL - depending on tasks).
• Writing unit and integration tests to ensure correct operation of APIs, including boundary cases and work with external services.
• Performing load testing and code profiling to identify bottlenecks and improve performance.
• Working closely with frontend, analytics and product teams - from discussing specifications to implementing solutions in production.

Requirements:

Must have:

• Strong knowledge of Node.js and TypeScript, experience in REST/WebSocket API development.
• Experience with microservice architecture and interaction between services via RabbitMQ, Redis, TCP connections.
• Knowledge of PostgreSQL (query writing, indexing, transactions, migrations).
• Experience with MongoDB and understanding when it is appropriate to use it.
• Experience with Docker, understanding of how docker-compose works.
• Understanding of the principles of Nginx as a proxy server (including in the context of WebSocket/HTTPS).
• Proficiency with Socket.io, understanding of its features (e.g., rooms, reconnect, persistence, etc.).
• Experience in configuring logging, debugging and profiling backend code.

Will be a plus:

• Experience with Elasticsearch: setting up and using it for full-text search.
• Load testing skills and tools (e.g. k6, Artillery, autocannon).
• Understanding and implementation of HTTPS, certificates, working via secure WebSocket.
• Experience with CI/CD and build automation in a Docker environment.
• Team development experience: code review, git flow, Jira/YouTrack/Linear.

Goals for the probationary period:

• Familiarize with the product architecture, internal processes and the stack used.
• Integrate the first HTTP/WebSocket endpoints into the backend by connecting third-party APIs.
• Participate in ongoing tasks to fix bugs and improve stability.
• Gradually take responsibility for small modules and confidently navigate the codebase.

What we offer:

• A dynamic work environment with a passionate team focused on sports and technology.
• Paid sick leave (6 days) and 24 days of flexible vacation.
• Opportunities for professional growth and career development.
• Full remote work options and flexible working hours.

Join our team and help drive innovation in the football industry!

We are looking for enthusiastic backend addition to our perspective team! Our company highly evaluates the professional with next personal skills:

Adaptivity
Responsibility
Openness to grow with the team
Initiative 

Our company uses next stacks and frameworks:
NestJs
NodeJs
PostgreSQL
GraphQL
The work is remote, 5/2 
The communication within the team is on English!

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!

Cowchain blockchain development company is actively looking for Backend Developer to join our development team.

About us:
Cowchain have successfully completed 120+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base including Coinmarketcap leaders with 180M+ total capitalization and 20M+ daily trading volume in Move2Earn, Play2Earn and DeFi industries.
 
Required skills:
— At least 2-years commercial experience in the back-end development;
— Node.js Nest;
— MSSQL, MySQL, PostgreSQL;
— RabbitMQ, Redis Cache, BullMQ;
— JIRA, gitflow;
— EVM-based blockchains (Ethereum, Avalanche, Polygon, Binance Smart Chain, Velas, Hedera etc);
— Deep understanding of EVM and smart contracts (Solidity).
 
Tech stack:
— Node.js, Express, Nest.js, Microservices, Reddis, RabbitMQ;
— MYSQL, MSSQL, PostgreSQL;
— TheGraph (Subgraph), Moralis, Alchemy, Infura, Event indexing back-end;
— Azure, AWS, Google Cloud;
— Docker, Kubernetes.

What will you do:
— New features development;
— Bugfixes and support existing solutions;
— Participate in project architecture discussions;
— Build solutions from scratch as well as join on-going development process;
— Have fun)

Will be a huge plus:
— Web3/Ethers libraries;
— React development experience;
— Experience with DEX/CEX integration (Uniswap, PancakeSwap, Binance API);
— Solidity / Hardhat / Foundry.

What we offer:
— Flexible working schedule, remote work;
— Competitive salary with bonuses for activities;
— Ability to dive into fast-growing blockchain/crypto industry;
— Work with modern tech stack (blockchain);
— Paid vacations, sick leaves;
— 100% friendly/family team.


 

Required Technologies:

Node.js, Express.js / Nest.js
JavaScript (ES6+) / TypeScript
SQL (PostgreSQL, MySQL), NoSQL (MongoDB, Redis)
REST API, GraphQL, WebSockets
Git (GitHub/GitLab), Docker (preferred)
Postman for API testing
 

Nice to Have:

Understanding of OOP, SOLID principles, and design patterns
Experience with testing frameworks (Jest, Mocha, Chai)
 

Requirements:

English level: B1 or higher
Strong motivation to learn and develop in backend engineering
 

We Offer:

Interesting and challenging projects
Vast opportunities for professional development
Competitive salary
Friendly team of professionals
Comfortable working environment

We are seeking a highly motivated and skilled Shopify App Developer to join our team. The ideal candidate will have strong proficiency in Remix and Node.js, with a proven track record of developing applications. 

You must have hands-on experience with Shopify Polaris Components and a deep understanding of building and deploying apps on the Shopify platform. Familiarity with Shopify’s ecosystem, APIs, and best practices is essential. 

About the job

As a Senior Back-end Engineer, you will contribute to the development of our cutting-edge Gambling and Casino Platform, architecting secure, scalable services that ensure real-time transaction processing, high traffic reliability, and seamless third-party integrations. Your focus will be on optimizing performance, enforcing compliance, and building resilient APIs and algorithms to power critical features like odds calculation, payments, and user authentication.

Collaborating with cross-functional teams, you will drive the platform’s technical backbone, ensuring uptime and efficiency for global users. Your work will set industry standards through innovative back-end solutions, rigorous testing, and a commitment to maintaining mission-critical system integrity.

Responsibilities:

• Design, develop, and maintain backend services for our Gambling and Casino platform.
• Optimize and scale PostgreSQL databases for high performance and reliability.
• Collaborate with the engineering team and other stakeholders to deliver seamless integrations and new features.
• Write clean, maintainable, and well-documented code following best practices.
• Troubleshoot and debug issues, ensuring the stability and performance of the system.
• Participate in code reviews and contribute to ongoing technical growth and improvement.
• Stay up-to-date with industry trends and technologies to continuously improve our product.
  
   

Requirements & Skills
Experience

• 5+ years of experience in software development with JavaScript/TypeScript and Node.js, preferably for complex high-load web applications in iGaming or Fintech domains.
  
   

Technical Skills

• Proficiency in JavaScript/TypeScript.
• Expertise in Node.js, Nest.js, TypeORM, PostgreSQL, and Redis.
• Understanding of SQL and NoSQL database architecture, optimization, and management.
• Experience with real-time communication technologies (e.g., WebSockets).
• Experience writing and executing tests, including unit, integration, and failure tests.
• Understanding of RESTful APIs, microservices architecture, and event-driven systems.
• Knowledge of Docker, Kubernetes, and the concepts and benefits of CI/CD processes.
• Understanding of SOLID, GRASP, CQRS principles, GoF design patterns, and DDD concepts.
• Knowledge of Event Sourcing, including events, aggregates, projections, and event streams.
• Knowledge of traditional monolithic architectures, microservices architecture, and hexagonal architecture's emphasis on separation of concerns.
• Understanding and practice of Agile development methodology and its Scrum and Kanban frameworks.
  
   

Our recruitment process typically follows these stages: 

• Application screening
• Interview Stages (2-3 weeks):
• Job Offer
• Referrals: Employment and Background Check

Our product and outsourcing company, based in the United States, Sweetcode Lab is looking for a talented Node.js Developer for freelance cooperation.

Sweetcode Lab successfully in business for over 5 years with 50+ people in the team, constantly growing and always looking to bring new talents on board, they are the core of our success. If your goal is to work with a strong and experienced team, have the freedom to travel, and have a perfect work/life balance, then contact us today!

Requirements:

— A minimum of 4 years experience with Node.js.

— Proficient in Express, Fastify, Nest (at least 4 years).

— Experienced in database management with PostgreSQL and MongoDB.

Will be plus:

-Skilled in React development.

Responsibilities:

— Architectural solution development for new application functionalities.

— Creation of technical documentation (TSD) for developers.

— Writing clean, efficient code to enhance project development.

— Application performance optimization.

— Bug fixes in existing code and enhancement of its stability.

— Collaboration and support for front-end developers.

— Conducting code reviews, sharing expertise, and suggesting improvements.

— Initiative in development process enhancement and self-work analysis.

— Basic testing of written code to ensure its flawless operation.

— Integration of new technologies and solutions into the existing codebase.

— Excellent communication skills.

We look forward to hearing from you and hopefully having you join our team.