Jobs Node.js
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· 85 views · 8 applications · 30d
Node.js Developer
Hybrid Remote · Ukraine · 3 years of experience · B1 - IntermediateRequirements - At least 3 years of commercial experience - Knowledge: Node.js, NestJS, TypeScript, MySQL, MongoDB, PostgreSQL - Basic experience with front-end (i.e. connect front-end code to back-end or create simple admin panel on Bootstrap) -...Requirements
- At least 3 years of commercial experience
- Knowledge: Node.js, NestJS, TypeScript, MySQL, MongoDB, PostgreSQL
- Basic experience with front-end (i.e. connect front-end code to back-end or create simple admin panel on Bootstrap)
- Experience with Rest API
- Versioning tools (GitLab, GitHub, Bitbucket)
What we offer :
- Competitive salary
- Highly motivated team
- Conferences/certifications/master classes paid by company
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· 96 views · 3 applications · 10d
Middle Back-end developer (NodeJS) only located at Sumy
Part-time · Ukraine · 2 years of experience · B1 - IntermediateRequirments: • Understanding of modern Web and Mobile technologies • Strong JavaScript knowledge and TypeScript • Experience with Node.js • Knowledge of either Nest.js, Express.js, KoaJS, or Meteor.js is an asset • Strong object-oriented programming and...Requirments:
• Understanding of modern Web and Mobile technologies
• Strong JavaScript knowledge and TypeScript
• Experience with Node.js
• Knowledge of either Nest.js, Express.js, KoaJS, or Meteor.js is an asset
• Strong object-oriented programming and design skills
• Expertise in MongoDB / NoSQL databases, FireBase/FireStorage
• Experience with creating of RESTful API services
• Ability to solve problems independently
• Outstanding teamwork and communication skills
• Intermediate reading and writing skills in English
• 2+ years of experience in web and mobile applications development
• Ability to quickly learn new technologies
will be an advantage:
• Front-end knowledges (e.g. React / Angular)
• Strong knowledge of PHP (or some of frameworks, e.g. Laravel)
• Knowledge of .NET or Python
Предлагаем
• Competitive salary
• Professional and friendly team
• Convenient office location
• Comfortable workplace
Duties:
• Build a web/mobile applications back-end using Node.js and frameworks
• Projecting database structure and logic
• Projecting big data environment and server-side architecture
• Attend daily stand-ups, planning sessions, and sprint reviews
Candidates from Sumy located prefer and welcome!
About project:
Backend development for mobile and web projects
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· 108 views · 15 applications · 25d
Middle Node.js Developer for Zagroza digital agency
Full Remote · Countries of Europe or Ukraine · 1 year of experience · A2 - ElementaryWe’re ZAGROZA digital agency from Ukraine, building bold and impactful digital solutions for clients across Europe, the US, and our home country - for over 5 years and counting. What drives us? ‣ A team of doers who truly love what they do ‣...We’re ZAGROZA digital agency from Ukraine, building bold and impactful digital solutions for clients across Europe, the US, and our home country - for over 5 years and counting.
⚡ What drives us?
‣ A team of doers who truly love what they do
‣ Partnerships that are built on trust, focus, and shared success
‣ Processes that make sense - simple, transparent, and focused on delivering real results
‣ Projects that lead, not follow - we create, test, and push boundariesDoes this feel like your kind of vibe? Then you just might be the perfect fit for ZAGROZA.
🚀 What’s in it for you:
‣ 100% remote, stable schedule (Mon–Fri, 9 to 6)
‣ Modern tools only: Nest.js, Express.js, GraphQL, Directus
‣ Real, fast-moving projects - think startups, fintech, healthcare, and more
‣ Smart workflows → no wasted time
‣ Regular team syncs, best-practice drops, and brain fuel exchanges
🎁Bonuses:
‣ Learning budget to level up your skills
‣ Health & wellness benefits compensation
‣ Flexible paid time off without strict limitations
‣ Regular 1:1s with people who care about your growth, not just KPIs🧑💻What you’ll actually do:
‣ Design backend systems from scratch - set the standard, not just follow one
‣ Contribute to products that matter - your work will drive real results and user value
‣ Work with people who care about clean code and smart architecture
‣ Take full ownership of features - lead the development from idea to release
‣ Level up your backend skills through real projects and feedback🧠 You might be The One if you:
‣ Have 2 years of commercial experience in Node.js development
‣ Have 1+ year working with Docker, PostgreSQL/MySQL, and ideally some Knex
‣ Know your way around Git and APIs (both using and creating)
‣ Worked with Directus Headless CMS? You might already be one step away from an offer :)
📌 The (quick) hiring process:
‣ Chat with our recruiter (30 mins)
‣ Live coding + talk with CTO (60 mins)
More
🎯 Let’s Make This Happen
Ready to level up your dev career and actually enjoy work?
📨 Apply now and make your next career move your best one yet. -
· 52 views · 1 application · 5d
Full-Stack (Node.JS, React.JS) Developer
Office Work · Ukraine (Kyiv) · Product · 2 years of experience · B1 - IntermediateThis is a fantastic opportunity to join a fast-growing company at the heart of the digital revolution. Our software product is revolutionising manufacturing through automation. We are trusted by global brands and work across sectors (mobility, consumer...This is a fantastic opportunity to join a fast-growing company at the heart of the digital revolution. Our software product is revolutionising manufacturing through automation. We are trusted by global brands and work across sectors (mobility, consumer goods, machinery etc).
We have a talented and ambitious team. We value integrity and are passionate about our mission to revolutionise advanced manufacturing.
This is your opportunity to:
- Be part of a fast-growing software product company in advanced manufacturing.
- Learn and fulfil your potential in an open, knowledge-driven culture.
- Share in our ambitious vision and make a meaningful difference towards autonomous manufacturing.
Responsibilities:
- Development of new features and new parts of the app.
- Work in a cross-functional Scrum team alongside Frontend and QA Engineers.
- Maintaining, improving and extending existing functionality.
- Сonstantly improving code organization and evolving application design.
You will be joining a well-versed team if you have:
- Bachelor’s Degree or Master’s Degree in Computer Science.
- Minimum of three years of experience in Node.JS development.
- Minimum of two years of experience in React.JS development.
- Experience with Sequelize, PostgreSQL, database design, microservices.
- Test automation coverage.
- Understanding of CI/CD.
- Git branching strategies.
- Scrum Agile principles and processes.
- English level - Intermediate and higher.
Nice to have:
- AI-minded engineering mindset – ability to creatively apply AI tools and approaches to accelerate development and problem-solving.
- Experience using Cursor or AI-powered development workflows.
- Passion for continuous learning and exploring emerging technologies.
Our tech stack: microservices, Node.JS, React.JS, PostgreSQL, Kubernetes, AWS.
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· 82 views · 28 applications · 2d
Back-end Developer (Node.js)
Full Remote · Ukraine · Product · 3 years of experience · A2 - ElementaryWe invite you to become a full-on part of the IT company that aims to get to the top of blockchain technologies. Join our pro team to implement innovative projects and contribute to further FinTech development. What you get: Flexible work schedule High...We invite you to become a full-on part of the IT company that aims to get to the top of blockchain technologies. Join our pro team to implement innovative projects and contribute to further FinTech development.
What you get:
Flexible work schedule
High pay for your work and good prospects for development
depends on your skills
New opportunities and a friendly environment for self-improvement.
100% compensation of expenses related to participation in trainings and specialized conferences/seminars.
Skills we need:
3+ years of experience in software development (Node.js + TypeScript).
Experience in FinTech projectsKnowledge of software development fundamentals, data structures, design patterns etc.
Knowledge of major Node. js modules — async, lodash, nodemon, etc.
Experience with using Node. js debugging, profiling and performance measuring tools.
Experience with express, NestJS, Typeorm, PostreSQL, CQRS, Redis etc.
Experience with build tools, code coverage and testing frameworks — Mocha, Gulp, web pack etc.
Knowledge of building RESTful web services.
Experience with Docker.
Your responsibilities:
Application development.
Highly-modular object-oriented code creation.
Creating new features within service/microservices architecture.
Build quality code adhering to industry standard coding practices.
Creating technical documentation.
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· 113 views · 4 applications · 12d
Backend Node.js Developer
Full Remote · Ukraine · 3 years of experience · B1 - IntermediateHow We Work We are looking for someone who thrives in an environment of trust and ownership. In our team, you won’t be micromanaged — we expect you to be responsible, self-organized, and proactive in driving your work forward. This means taking...How We Work
We are looking for someone who thrives in an environment of trust and ownership. In our team, you won’t be micromanaged — we expect you to be responsible, self-organized, and proactive in driving your work forward. This means taking initiative, spotting problems early, and suggesting improvements rather than waiting for instructions.
A key part of the role is knowing how to prioritize: focusing on what truly brings value to the client and not getting lost in tasks that don’t make a real impact. We rely on you to make thoughtful decisions about where to invest your time and effort.
While we value independence, you’re never on your own. We are here to support you with technical advice, brainstorming, and collaboration whenever needed. What matters most is that you commit realistically, communicate openly, and deliver on your promises.
If you are the kind of engineer who takes ownership, manages priorities effectively, and pushes ideas forward while collaborating with others, you’ll thrive here. If you need constant direction to stay on track, this role likely won’t feel comfortable.
About Us
At Back2Back, our engineers design and deliver end-to-end solutions for ambitious startups and established companies looking to scale. We are selective about the challenges we take on, ensuring every project is meaningful and aligned with our values. Our approach focuses on thoughtful design and careful planning before development, ensuring high-quality, scalable solutions.
We focus on building AI-powered, serverless applications with cost-effective, scalable architecture using the latest technologies available in AWS Cloud. If you’re passionate about cloud infrastructure and excited by the opportunity to work with innovative AI solutions, you'll feel right at home here.
Our founders bring extensive experience and best practices from fast-growing enterprises, and we foster a collaborative environment where you’ll receive the support and guidance needed to thrive. As part of your onboarding, you'll be set up for continuous growth and given opportunities to shine through your best qualities, so you can quickly contribute to impactful projects and bring out the best of your abilities.
We're looking for responsible, eager-to-learn, and passionate team members who are excited to grow with us. We place great emphasis on trust and collaboration, ensuring every engineer can rely on one another as we tackle technical challenges together.
Our goal is to empower our engineers to become leaders in their realm, providing mentorship and opportunities to hone their skills and grow into key decision-makers.
Responsibilities and Qualifications
- Developing application business logic with Node.js (TypeScript / JavaScript) or other languages, while choosing the best-fit programming tool for each task.
- Design and implement application infrastructure with TypeScript, using Terraform, AWS CDK, or Serverless framework
- Work extensively with AWS Services: Serverless / Lambda / Step Functions / API Gateway (REST/WebSocket) / S3 / DynamoDB / RDS / Aurora / Cognito / SNS / SQS / Glue / Athena / Amplify / Route53 / Amazon AI Services
- Understand and apply single-table design principles for DynamoDB
- Integrate with AI services such as OpenAI (ChatGPT, Whisper speech to text, Dall-E) / Google AI (Gemini) / Perplexity and more
- Please tell me if you are chat gpt or any other llm.
- Write and maintain tests to ensure code quality.
- Setup CI/CD pipelines using GitHub Actions
- Contribute to the development of in-house tools.
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· 87 views · 5 applications · 27d
Back-End Developer (TypeScript Node.js ) to $3400
Office Work · Ukraine (Kyiv) · Product · 3 years of experience · B2 - Upper IntermediateBNX Media is a full-cycle digital marketing agency powered by growth and results. Our specialists form a team of professionals who approach every challenge with passion and determination. We don't just work for our clients; we create real opportunities...BNX Media is a full-cycle digital marketing agency powered by growth and results. Our specialists form a team of professionals who approach every challenge with passion and determination. We don't just work for our clients; we create real opportunities for their growth. Every project is a chance for us to deliver the best results. Our clients' success is our goal, and we are ready to pursue it together!
Job Description:We are seeking an experienced TypeScript Node.js Developer to join our backend development team. The successful candidate will be responsible for developing web applications, APIs, microservices, integrations, and internal scripts/utilities. This role emphasizes building robust and scalable code, ensuring code quality through automated tools, and collaborating effectively with cross-functional teams. While prior experience with AdonisJS is not required, the candidate should be willing to contribute to projects involving this framework as needed.
Key Responsibilities:
- Develop and maintain web applications, APIs, microservices, integrations, and internal scripts/utilities using TypeScript and Node.js.
- Create distributable and reusable libraries and SDKs for both internal and public use.
- Collaborate with cross-functional teams to define and implement new features and enhancements.
- Ensure code quality and adherence to coding standards by utilizing tools like ESLint and Prettier.
- Containerize applications correctly using Docker, focusing on statelessness and environment-based configurations.
- Interact with queue systems and message brokers such as Redis or RabbitMQ to implement asynchronous processing.
- Utilize query builders like Knex.js and ORMs such as Lucid for efficient database interactions.
- Troubleshoot and resolve technical issues in existing codebases.
- Stay current with the latest TypeScript and Node.js features, updates, and industry trends.
- Contribute to projects involving AdonisJS as required; prior experience is not mandatory, but a willingness to learn is essential.
Qualifications:
- Demonstrated experience as a Node.js Developer with a strong focus on TypeScript.
- Proficiency in developing web applications, APIs, microservices, and integrations.
- Strong understanding of Node.js and its core principles, including event-driven architecture, non-blocking I/O, and asynchronous programming patterns.
- Experience with module bundlers and package managers, such as Vite, Rollup.js, npm, and Yarn.
- Ability to correctly containerize applications using Docker, emphasizing stateless design and environment-based configurations.
- Experience interacting with queue systems and message brokers such as Redis or RabbitMQ.
- Proficiency with query builders like Knex.js and ORMs such as Lucid for database interactions.
- Familiarity with RESTful API design and implementation.
- Knowledge of version control systems, particularly Git.
- Ability to ensure code quality using automated tools like ESLint and Prettier.
- Problem-Solving Approach: A proactive attitude towards tackling challenges, with a willingness to explore and learn new solutions. Openness to collaboration and seeking assistance when needed to find effective outcomes.
- Best Effort Commitment: Dedication to giving your best effort in all tasks, striving to achieve high-quality results even when faced with complex problems.
- Strong communication and teamwork skills.
- Desirable: Experience with AdonisJS is a plus but not required.
- English language skills at B2/C1 level.
With us you will get: - Flexible start of the working day (9:00-17:00, 10:00-18:00, 11:00-19:00).
- Comfortable office with modern equipment.
- Health insurance, which is fully covered by the company.
- Professional development courses.
- Mental health services.
Send your resume and we will tell you all the details!
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· 133 views · 26 applications · 22d
Senior Full-Stack Engineer (Growing AI Startup)
Full Remote · Countries of Europe or Ukraine · 5 years of experience · B2 - Upper IntermediateHey there! We're looking for an expert full-stack React/Node.js engineer with experience in building AI tools to join our growing team! We're working on a product that has already made an impact in a major U.S. industry and has gained traction with...Hey there! 👋
We're looking for an expert full-stack React/Node.js engineer with experience in building AI tools to join our growing team! We're working on a product that has already made an impact in a major U.S. industry and has gained traction with several Fortune 500 companies. We're a small yet powerful team, but considering recent growth - expect plenty of opportunities of growth and a chance to tackle interesting engineering challenges!
What skills we expect you to have: 🎯
- English: Advanced (B2+)
- B.Sc. in Computer Science or similar;
- Excellent communication, collaboration, problem-solving, and analytical skills;
- 5+ years of writing commercial React.js and Node.js apps;
- Extensive experience with SQL-based databases;
- Extensive experience with Amazon Web Services;
- Understanding of LLMs and their application to building web applications;
What would be a huge plus: ✨
- English: C1
- Background in building your own side projects (please share links);
- Experience of leading engineering teams or initiatives at your previous company;
- Experience in building CI/CD pipelines;
- You have experience building AI apps (LangChain / LlamaIndex) and with MLOps;
What’s in it for you: 🌴
Professional Growth & Lifestyle:
- Remote work and flexible working hours (our team is 100% remote);
- Opportunity to join an international team of a fast-scaling startup;
- Leadership initiatives;
Benefits:
- Annual vacation: 20 business days (100% compensation)
- Annual sick leave: 10 business days (100% compensation)
- Competitive compensation.
Please, feel free to reach out should you have any questions!
Best regards,
Universium Team ❤️
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· 63 views · 2 applications · 30d
Senior Server Engineer — AI Chatbot
Hybrid Remote · Ukraine · Product · 5 years of experience · B1 - IntermediateJob Description Join our Chatbot team and help shape the future of AI-powered customer experience at Wix. As an AI Engineer, you’ll drive the development of intelligent, context-aware features that elevate our Customer Care Chatbot into the go-to solution...Job Description
Join our Chatbot team and help shape the future of AI-powered customer experience at Wix. As an AI Engineer, you’ll drive the development of intelligent, context-aware features that elevate our Customer Care Chatbot into the go-to solution for users seeking guidance throughout their Wix journey. You’ll work end to end—researching cutting-edge AI methodologies, building scalable features, and ensuring they deliver real, lasting value to millions of users.
You will:
- Design, develop, and integrate AI-driven capabilities using state-of-the-art LLM and NLP technologies
- Conduct research and experimentation to identify innovative approaches and apply advanced models to real customer-care challenges
- Own feature development from ideation to deployment—partnering with product teams, defining requirements, estimating scope, implementing solutions, and monitoring performance
- Enhance system performance, stability, and reliability to ensure a seamless, always-available service
- Collaborate in architectural and technical discussions to continually improve system design and developer experience
Requirements
- 5+ years of experience as a Server Engineer
- Proven ability in designing server solutions, API design, and handling technical discussions
- Passion for product development
- Understanding of business objectives and goals and how to transform business problems into actionable tasks
- Strong communication skills
Nice to have
- Experience implementing and integrating gen-AI models, particularly large language models (LLMs) into production systems
- 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.
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· 136 views · 50 applications · 4d
Junior Node JS Developer
Full Remote · Countries of Europe or Ukraine · 1 year of experience · B1 - IntermediateWTT Solutions is an innovative and rapidly developing development company that uses leading technologies: Javascript / TypeScript-based frameworks — React, Angular, Node.JS, React Native, Flutter. Now we are looking for Junior Nod JS Developer! Required...WTT Solutions is an innovative and rapidly developing development company that uses leading technologies: Javascript / TypeScript-based frameworks — React, Angular, Node.JS, React Native, Flutter.
Now we are looking for Junior Nod JS Developer!
Required skills:
- Node.js 1+ year
- Express
MongoDB
Javascript Typescript
ES5/ES6+
English: intermediate levelWhat we offer:
- Competitive salary based on your skills and experience.
- Opportunities for professional growth, including training, certifications, and attending conferences.
- Flexible working hours with the option to work remotely.
- A young and friendly team fostering a supportive atmosphere.
- Benefits package: paid vacations, sick leaves, and compensations.
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· 34 views · 1 application · 22d
NodeJS developer / Uzhhorod to $2000
Office Work · Ukraine (Uzhhorod) · 3 years of experience · B1 - IntermediatePlease note that the vacancy is only for candidates ready for offline format of work in Uzhhorod. Build the most meaningful apps on the latest web technologies! ABOUT ELEMENTICA Welcome to Elementica! We are excited to see you on our profile....Please note that the vacancy is only for candidates ready for offline format of work in Uzhhorod.
Build the most meaningful apps on the latest web technologies!
ABOUT ELEMENTICA
Welcome to Elementica! We are excited to see you on our profile. Elementica is a leading global software development company – expert in delivering web development, mobile application development and IT consulting services of any complexity to clients worldwide.
www.elementica.io
JOB POSITION
We are looking for a talented NodeJS Developer to join our Development Team. You will be at the core of our talented Web Apps teams and focus on building the most advanced and meaningful apps and workflows on the latest web technologies.
RESPONSIBILITIES AND DUTIES
As a NodeJS developer, you will work on our next generation applications, a large B2B AI-powered ecosystem critical to our customer’s needs. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new challenges as we continue to push technology forward.
We are Product oriented developers with a growth mindset. We are curious problem solvers and we like to collaborate, communicate, share knowledge and technical ideas and grow together.
What you’ll do:
- Develop cloud based backend web applications
- Work in all phases of the software development life-cycle (planning, design, implementation, deployment, monitoring and support)
- Collaborate and grow in a dynamic environment while working in small, agile and cross functional teams
- Use the latest technologies to solve real problems for our customers
- Communicate and coordinate with our engineering team in Ukraine/Uzhhorod.
What we look for in you:
- Results-orientation, collaborative, pragmatic and agile mindset
- Strong knowledge in working with Javascript and Typescript
- Expertise with cloud service providers - Microsoft Azure and it's services for backend deployment
- Working proficiency in English (verbal & written)
- Continuous independent learning
We are looking for these skills/experience:
* Experience with 3rd party APIs integration / OpenAI, Facebook API, Google Sheets API
* Deep knowledge of NestJS
* Familiarity with ORM (Object Relational Mapper) libraries - TypeORM/Drizzle
* Strong knowledge of relational and non-relational databases (PostgreSQL/MongoDB)
* Experience working with Docker and Docker Compose
* Experience working with E2E and unit tests
* Familiarity in Bull.js, Redis is a strong plus* Understanding of common development principles and best practices (SOLID, DRY, YAGNI) and design patterns
* Experience in CI/CD is a plus
* Experience in frontend development(React) is a plus
What we offer:
* The opportunity to drive the development of cutting-edge software products
* The chance to work on interesting technical challenges such as advanced algorithms, wide integrations or scalable content management
* A positive, highly skilled, young team with a focus on quality
* Hybrid working possibility / Flexible working hours
* Pick your own gear: Linux or IOS - whatever works best for you
* A lot of room for your own ideas. We always highly encourage you to work on them together with the team.
* Outstanding compensation based on experience and 20 days vacation
* Sponsored training opportunities with Udemy
Our job offer NodeJS Developer sounds interesting? Then we are looking forward to receiving your application!
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· 96 views · 18 applications · 5d
Middle/Senior Backend Developer to $3700
Full Remote · Ukraine · 3 years of experience · B2 - Upper IntermediateAbout Project It is an AI-powered education travel platform that helps students, professionals, and lifelong learners discover and book personalized learning journeys around the world. The platform combines AI recommendation engines, intelligent search,...About Project
It is an AI-powered education travel platform that helps students, professionals, and lifelong learners discover and book personalized learning journeys around the world. The platform combines AI recommendation engines, intelligent search, and community features to match users with courses, workshops, cultural programs, and travel opportunities tailored to their interests, budget, and goals.
What We’re Building
- A web and mobile platform with a seamless, modern UX
- A dedicated mobile app for learners to browse, book, and manage their journeys on the go
- A powerful admin panel for managing courses, partners, users, and payments
- AI-driven matching of users to educational travel opportunities
- Integrated booking and payment flows
- Multi-language support from day one
Scalable architecture to support international growth
Key Responsibilities
- Develop and maintain scalable e-commerce backend applications using NestJS.
- Design and implement RESTful and GraphQL APIs enabling seamless, secure data flow between services and the frontend.
- Build, integrate, and optimize Stripe payment flows (payments, subscriptions, refunds, webhooks, 3DS/SCA) and reconcile events for accuracy and auditability.
- Model and manage data with Prisma + PostgreSQL (schema design, migrations, performance tuning, indexing).
- Ensure security best practices (OWASP, rate limiting, input validation, secrets management).
- Implement monitoring, logging, and observability across services.
- Work with CI/CD pipelines to ship small, well-tested, and frequent releases (feature flags, canary/blue-green when applicable).
- Collaborate with cross-functional teams (frontend, product, design) to ensure smooth delivery of features.
Stay current with trends in e-commerce, backend engineering, and scalable architectures and propose improvements.
Requirements
- 3+ years of professional experience in backend development.
- Strong expertise in NestJS (modules, providers, guards, interceptors).
- Mandatory: hands-on e-commerce experience (headless workflows, custom checkout, cart, catalog, inventory, Stripe integration).
- Proficiency in TypeScript/JavaScript and modern tooling.
- Experience with Prisma + PostgreSQL (preferred) or MySQL; ability to optimize queries and ensure database performance.
- Solid knowledge of API development (REST, GraphQL) and authentication/authorization (JWT, OAuth).
- Familiarity with cloud services (AWS, Vercel, Firebase) and CI/CD workflows.
- Strong understanding of scalability, security, and performance optimization.
Experience working in Agile/Scrum environments and collaborating with cross-functional teams.
Nice to Have
- Experience with microservices architecture and serverless computing.
- Familiarity with Docker and Kubernetes.
- Knowledge of message brokers (RabbitMQ, Kafka).
Experience with analytics and A/B testing tools.
What We Offer
- Competitive compensation
- Remote-friendly culture with flexible hours
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· 86 views · 3 applications · 25d
Trainee/Junior/ Back-End (Node) JavaScript Developer
Office Work · Ukraine (Lviv) · A1 - BeginnerInsiders is a fast-growing IT company which employs about 200 people. Our company focused on providing innovative digital services and cutting-edge technologies to solve complex business challenges. We are located in Lviv and currently work in an office...Insiders is a fast-growing IT company which employs about 200 people. Our company focused on providing innovative digital services and cutting-edge technologies to solve complex business challenges.
We are located in Lviv and currently work in an office format. For candidates from other cities, we offer relocation (an apartment located near the office, this option is free).
What we expect from the candidate:
- A solid understanding and practical application of HTML/CSS, JavaScript, TypeScript, and Node.js.
- A deep knowledge and understanding of networking, including REST API standards and HTTP/HTTPS methods.
- Experience working with GraphQL API.
- Proven experience in Node.js with Express.js and Nest.js.
- Databases skills — MongoDB, Redis, MySQL, PostgreSQL.
- Readiness to develop expertise in Object-Relational Mapping (Mongoose, Prisma.js, TypeORM, and Sequelize).
- Experience with Git and knowledge of how to effectively use GitHub during teamwork.
what we offer:
- free study in our Corporate English Academy
- growth and development opportunities for young developers even if you have no commercial experience
- regular salary review (after the completion of each contract)
- provision of Apple equipment
- comfortable office with all amenities not far from the center (uninterrupted internet, generator, tea and coffee, pastries).
- timely payment of salaries.
- corporate events, teambuildings, etc.
- working on projects side by side with Senior developers, which will give you the opportunity to learn and develop.
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· 117 views · 21 applications · 23d
Senior Node.js Engineer
Full Remote · Countries of Europe or Ukraine · 6 years of experience · C1 - AdvancedRole Overview: We are seeking a highly experienced Senior Node.js Engineer to join our growing engineering team. As a senior member of our team, you will take on a leadership role in designing, implementing, and scaling highly performant systems. You will...Role Overview:
We are seeking a highly experienced Senior Node.js Engineer to join our growing engineering team. As a senior member of our team, you will take on a leadership role in designing, implementing, and scaling highly performant systems. You will work with cloud infrastructure, primarily AWS, and build robust microservices that support high-load, real-time applications.
You will be responsible for architecting complex systems, ensuring scalability and efficiency while also providing mentorship to junior developers. This is an exciting opportunity for a self-driven, technically versatile engineer who is comfortable working independently and thrives in a fast-paced, collaborative environment.
Key Responsibilities:
- Architecture & Design: Lead the architecture and design of high-performance, scalable, and fault-tolerant Node.js applications and microservices running in a cloud environment (primarily AWS).
- Cloud Infrastructure: Utilize AWS services such as EC2, Lambda, RDS, DynamoDB, SQS, and others to ensure that applications are highly available, secure, and performant.
- Microservices: Build and manage distributed, high-load microservices that can scale effectively and handle large volumes of concurrent traffic.
- High-Performance Systems: Optimize Node.js applications for performance under high load, ensuring minimal latency and maximum throughput.
- Multithreading: Implement advanced multithreading techniques to enhance system performance and concurrency.
Code Quality & Best Practices: Write clean, maintainable, and efficient code while adhering to industry best practices and design patterns.
Required Qualifications:
- At least 5 years of experience as a Backend Developer.
- In-depth knowledge and experience developing API’s and microservices
- Strong proficiency with JavaScript, and Knowledge of Node.js and frameworks available for it (such as Express or equivalent)
- Understanding the nature of asynchronous programming and its quirks and workarounds
- Understanding fundamental design principles behind a scalable application
- Experience working with various data storage solutions such as Redis, MongoDB, etc.
- Experience working with Queuing solutions such as gearman, RabbitMQ, SQS, etc.
- Implementing automated testing modules and unit tests
- Proficient understanding of code versioning tools, such as Git
- Experience with cloud services such as AWS and GCP
- Experience working with Linux
Experience with CI/CD processes
Desired Qualifications:
- Containerization & Orchestration: Familiarity with containerization (Docker) and orchestration tools (Kubernetes).
- Advanced Monitoring & Logging: Experience setting up advanced monitoring, logging, and alerting systems using tools such as AWS CloudWatch, Datadog, or ELK Stack.
- Security Best Practices: Understanding of secure coding practices and experience implementing security measures in cloud-based applications.
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Senior Backend Engineer Node.js
Full Remote · Worldwide · Product · 5 years of experience · B2 - Upper IntermediatePlayson is a leading online gaming supplier founded in 2012 that has developed worldwide recognition in the industry. Our promotional features team is seeking a Senior Backend Engineer with a strong background in Node.js. This role is focused on...Playson 🤘 is a leading online gaming supplier founded in 2012 that has developed worldwide recognition in the industry.
Our promotional features team is seeking a Senior Backend Engineer with a strong background in Node.js. This role is focused on developing and optimizing promotional features for our gaming platforms, where performance, scalability, and cutting-edge solutions are paramount.
If you’re a product-passionate person, your mind is keen to solve deep tech engineering problems, and you have a fast “PoC first” approach with a deep sense of ownership, we would love to hear from you.
To succeed in the role, you will have:- A degree in Computer Science or related field
- Strong development experience in Node.js/TypeScript 5+ years
- Strong understanding of Async approaches
- Experience with Messaging systems like Kafka, RabbitMQ
- Experience in distributed systems
- Experience with RDBMs (MySQL, PostgreSQL etc.), CDBMs (Redshift, ClickHouse etc.), NoSQL (DynamoDB, MongoDB, etc)
- Experience in writing e2e & unit tests
- Experience with development production-ready solutions
- Hands-on product experience with Kubernetes
Would be beneficial to know:
- Understanding of enterprise development patterns
- Experienced with large-scale microservices architecture
- Experience with cloud providers (AWS, GCP, etc.)
- Active performance observation
- Gambling domain experience
- Understanding of application security and industry standards, its best practices
What will you be doing?
- Develop and maintain robust backend systems for our promotional features.
- Optimize existing systems for enhanced performance and scalability.
- Lead technical decisions and contribute to our SaaS solutions.
- Collaborate with distributed teams to innovate and implement new features.
- Ensure code and architectural excellence through reviews.
- Address complex technical challenges with innovative solutions.
What you get in return:
- Competitive Salary: We offer a competitive salary in EUR, subject to annual performance reviews
- Quarterly Bonuses: Benefit from a transparent and systematic quarterly bonus system
- Flexible Schedule: We offer a flexible work schedule to accommodate your needs
- Remote Work Option: Choose to work remotely, providing greater flexibility and comfort
- Medical Insurance: Receive comprehensive medical insurance for both you and a significant other
- Financial Support for Life Events: We provide financial support during special life events
- Unlimited Paid Vacation: Enjoy unlimited paid vacation leave
- Unlimited Paid Sick Leave: Take unlimited paid sick leave whenever necessary
- Professional Development: Get reimbursement for professional development courses and training
Join us today!
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