Jobs
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· 38 views · 3 applications · 11d
Senior Backend Developer (Node.JS and C++)
Full Remote · Ukraine · 8 years of experience · Upper-IntermediateOur Customer: The company is a global leader in Virtual and Augmented Advertising and Product Placement, with over a decade of experience in the industry. It partners with TV stations and producers worldwide to deliver impactful, AI-enhanced advertising...Our Customer:
The company is a global leader in Virtual and Augmented Advertising and Product Placement, with over a decade of experience in the industry. It partners with TV stations and producers worldwide to deliver impactful, AI-enhanced advertising solutions that generate new revenue and elevate brand visibility. Initially focused on traditional advertising, the company now specializes in integrating virtual reality and AI into television advertising. The company’s technology is used in live tournaments and annual non-sports events.
Responsibilities:
- Develop and maintain the backend pipeline to monitor, synchronize, and manipulate data workflows over the cloud and on-premise;
- Integrate and manage modules written both in C++ and Node.js;
- Implement a complex metadata system over AWS, including S3 security access and acceleration;
- Design and deploy backend architecture (Node.js) to manage data allocation and pipeline control;
Create and maintain a dashboard to monitor pipeline status and performance.
Required experience and skills:
- 8+ years of experience in backend development;
- Experience with Node.js;
- Experience with AWS;
- Proficiency in Client-Server architecture design at scale;
English – Upper-Intermediate.
Would be a plus:
- Experience with database management, particularly MySQL;
- Experience with C++ real time programming;
Experience with sports broadcasting and AR technology.
Working conditions
- 5-day working week, 8-hour working day, flexible schedule;
- All UA public holidays are days off;
- Vacation and sick leave are covered by the company;
- Remote work.
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· 32 views · 10 applications · 11d
Senior Node.js developer
Office Work · Cyprus · Product · 5 years of experience · Upper-IntermediateAn international software development and digital solutions company driven by 1,300 talented professionals across Cyprus, Malta, and Portugal. Here, everything moves at rocket speed: driving innovation, pioneering projects, and fast-tracking...An international software development and digital solutions company driven by 1,300 talented professionals across Cyprus, Malta, and Portugal.
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 with relocation to Cyprus.
✅ 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
✔️24 days of vacation per year
✔️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 CompanySenior Full Stack Developer (Node.js & React)
An international software development and digital solutions company driven by 1,300 talented professionals across Cyprus, Malta, and Portugal.
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're looking for a Senior Full Stack Developer with experience in Node.js and React to join our development team in Limassol, Cyprus!
✅ Requirements:
✔️ 5+ years of commercial experience in web development;
✔️ 3+ years of commercial experience with Node.js;
✔️ 3+ years of commercial experience as an FE (React) engineer;
✔️ Experience with NextJS, NestJS, Apollo, Material;
✔️ Experience with TypeScript;
✔️ Commercial experience with high-loaded SQL or NoSQL databases;
✔️ Experience with REST, GraphQL, WebSockets;
✔️ Understanding of TDD principles and writing tests;
✔️ Understanding of microservice architecture principles;
✔️ Experience with Git version control system;
✔️ Experience with RabbitMQ;
✔️ Experience with Redis;
✔️ Experience with MongoDB, MySQL databases;
✔️ At least an upper-intermediate level of English.✅ Will be a plus
✔️2+ years of hands-on experience developing CI/CD/Micro Services architecture/Containers;
✔️Experience with Kubernetes and Docker;
✔️Experience with Queue brokers(RabbitMQ, Apache, etc.)✅ Duties and opportunities
✔️In-house platform development;
✔️3rd party API integrations;
✔️Actively participate in developing new features from scratch;
✔️Work with own fintech solution;
✔️Bi-weekly sprints, SCRUM, grooming, planning.✅ We offer excellent benefits, including but not limited to:
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✔️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). -
· 71 views · 0 applications · 10d
Senior NodeJS Engineer
Full Remote · Romania · 5 years of experience · Upper-IntermediateDescription We are seeking an experienced software engineer with 5 to 7 years of professional experience to join us on a project focused on enhancing and extending a specific system within our platform. This role is suited for someone who can quickly...Description
We are seeking an experienced software engineer with 5 to 7 years of professional experience to join us on a project focused on enhancing and extending a specific system within our platform. This role is suited for someone who can quickly adapt to an established architecture and contribute effectively to delivering high-quality, production-ready software. The emphasis is on hands-on development, technical documentation, aligned with current technical direction, not long-term design ownership or system re-architecture.
You’ll be joining a globally distributed product organization with teammates in Canada, the UK, and across Europe. While many of us enjoy in-person collaboration when possible, we’re fully equipped to support remote work.
Our team works closely with product designers, engineers, and researchers to build tools that help over 3,400 customers make smarter decisions through human insight. We value transparency, inclusivity, and a shared commitment to solving meaningful problems. We believe the best outcomes come from diverse perspectives and open, honest collaboration.
We’re driven by values that shape how we work together every day:
Teamwork, ownership, accountability, proactivity, transparency, empathy, inclusivity, and a commitment to continuous learning and growth.Requirements
- Strong hands-on software development experience with modern engineering practices
- Proficiency in: TypeScript, Node.js, gRPC, Kafka, MongoDB, GraphQL
- DevOps skills are preferred, experience with Kubernetes, Docker, ArgoCD, AWS, CI/CD pipelines, monitoring and observability (DataDog)
- Familiarity with distributed systems, microservices, and serverless patterns.
- Ability to work within existing architectures with a focus on consistency, maintainability, and delivery.
- Experienced in creating clear technical documentation and implementation strategies
- Comfortable with evaluating solutions pragmatically and applying proven patterns within defined boundaries.
- Strong collaboration and communication skills in cross-functional teams.
- A proven track record of delivering production-ready software in a timely manner.
- Fluent in English.
Job responsibilities
- Contribute directly to a pre-scoped system as part of a defined project initiative.
- Collaborate with and guide engineers and product managers to translate requirements into solid implementations.
- Ensure code quality, reliability, and performance through thoughtful development and testing practices.
- Align your work with existing patterns and decisions, integrating effectively into our established software ecosystem.
- Document and communicate your work clearly to support smooth deployment and maintenance.
- Participate in code reviews and technical discussions focused on short-term outcomes and cohesive delivery.
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· 56 views · 25 applications · 10d
Senior NodeJS Developer (with ETL experience)
Full Remote · Countries of Europe or Ukraine · 4 years of experience · Upper-IntermediateETL, which stands for Extract, Transform, Load, is a process used in data management to collect data from various sources, clean and organize it, and then load it into a data warehouse or other destination. Project stack: - Node.js + NestJS - Prisma (ORM...ETL, which stands for Extract, Transform, Load, is a process used in data management to collect data from various sources, clean and organize it, and then load it into a data warehouse or other destination.
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Project stack:
- Node.js + NestJS
- Prisma (ORM for PostgreSQL)
- Express Basic Auth, JWT
- class-validator / class-transformer
- Lodash, Dayjs, Pino (logger)
-Docker-
Full-time/long-term
-Level - Senior
-English - B2+ -
· 63 views · 3 applications · 10d
Senior Backend Developer (Node.JS / C++)
Full Remote · Ukraine · 8 years of experience · Upper-IntermediateOur Customer: The company is a global leader in Virtual and Augmented Advertising and Product Placement, with over a decade of experience in the industry. It partners with TV stations and producers worldwide to deliver impactful, AI-enhanced advertising...Our Customer:
The company is a global leader in Virtual and Augmented Advertising and Product Placement, with over a decade of experience in the industry. It partners with TV stations and producers worldwide to deliver impactful, AI-enhanced advertising solutions that generate new revenue and elevate brand visibility. Initially focused on traditional advertising, the company now specializes in integrating virtual reality and AI into television advertising. The company’s technology is used in live tournaments and annual non-sports events.
Responsibilities:
- Develop and maintain the backend pipeline to monitor, synchronize, and manipulate data workflows over the cloud and on-premise;
- Integrate and manage modules written both in C++ and Node.js;
- Implement a complex metadata system over AWS, including S3 security access and acceleration;
- Design and deploy backend architecture (Node.js) to manage data allocation and pipeline control;
- Create and maintain a dashboard to monitor pipeline status and performance.
Required experience and skills:
- 8+ years of experience in backend development;
- Experience with Node.js;
- Experience with AWS;
- Proficiency in Client-Server architecture design at scale;
- English — Upper-Intermediate.
Would be a plus:
- Experience with database management, particularly MySQL;
- Experience with C++ real time programming;
- Experience with sports broadcasting and AR technology.
Working conditions:
- 5-day working week, 8-hour working day, flexible schedule;
- All UA public holidays are days off;
- Vacation and sick leave are covered by the company;
- Remote work.
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· 107 views · 26 applications · 9d
Senior Back-End Node.js Engineer
Full Remote · Ukraine · 7 years of experience · Upper-IntermediateResponsibilities Design, develop, and maintain backend services and APIs (RESTful and GraphQL) using Node.js, Express.js, and MongoDB. Architect scalable and maintainable microservices with clean and modular code. Implement messaging queues using RabbitMQ...Responsibilities
- Design, develop, and maintain backend services and APIs (RESTful and GraphQL) using Node.js, Express.js, and MongoDB.
- Architect scalable and maintainable microservices with clean and modular code.
- Implement messaging queues using RabbitMQ for asynchronous processing and service communication.
- Optimize application performance, ensure high availability, and resolve production issues quickly.
- Collaborate with front-end developers, DevOps, and QA to deliver end-to-end features.
- Participate in code reviews, mentorship, and the adoption of best practices in engineering.
- Ensure application security, data validation, and system resilience across the backend stack.
Requirements
- 7+ years of professional backend development experience
- Strong expertise in Node.js and Express.js.
- Experience building and maintaining RESTful and GraphQL APIs.
- Solid understanding of RabbitMQ for message brokering and event-driven architectures.
- Proficiency with MongoDB, including indexing, aggregation, and performance tuning.
- Experience with version control systems (e.g., Git) and CI/CD pipelines.
- Strong debugging and profiling skills for backend performance optimization.
- Familiarity with containerization (Docker) and working in cloud environments (AWS, GCP, or Azure).
As A Plus
- Experience with Elasticsearch for search and analytics solutions.
- Familiarity with Moleculer framework for building microservices.
- Hands-on experience with PostgreSQL and relational database design.
- Exposure to PHP, especially for maintaining or migrating legacy services.
- Knowledge of authentication standards (OAuth2, JWT), security best practices
We Offer
- Competitive salary
- Flexible schedule
- Social package
- Courses, webinars, and seminars to increase professional skills
- Possibility to work remotely and onsite
- Horizontal hierarchy. No micromanagement pressure
- Open company culture where your ideas and initiatives are valued
- Regular team building & corporate events
- International projects
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· 94 views · 36 applications · 6d
Lead BE JavaScript Developer (NestJS, PostgreSQL) to $5000
Full Remote · Ukraine · 5 years of experience · Upper-IntermediateAt SwyTapp, we’re building robust, scalable systems to power the next generation of subscription-based applications. We're currently developing a subscription management platform similar to RevenueCat, and we’re looking for a talented BE JS Lead to join...At SwyTapp, we’re building robust, scalable systems to power the next generation of subscription-based applications. We're currently developing a subscription management platform similar to RevenueCat, and we’re looking for a talented BE JS Lead to join our team.
Due to family-related changes, our current BE Lead is transitioning to part-time. We’re now looking for a new hero to take over the leadership role. You’ll receive full support during the transition phase and continued guidance from the outgoing Lead for at least 3 months.
Key Responsibilities:
- Design and develop the backend architecture of the subscription management system
- Lead and collaborate with an existing backend team (currently 3 developers)
- Work closely with FE and QA engineers (4 team members)
- Write clean, maintainable, and well-documented code
- Participate in architectural discussions and conduct code reviews
- Take initiative in clarifying business requirements in collaboration with the Product team
Requirements:
Must-Have:
- Strong hands-on experience with NestJS and TypeScript
- Proficiency with PostgreSQL or similar relational databases
- Ability to work with limited documentation and proactively gather requirements
- Experience in a technical leadership or team lead role
Nice-to-Have:
- Experience with TypeORM
- Familiarity with OLAP databases
- Working knowledge of Docker and containerized development
- A good sense of humor and collaborative attitude
What We Offer:
- Fully remote and flexible work environment
- Opportunity to work on a technically challenging project from the ground up
- Collaboration with an experienced team and a supportive client
- A fun, dynamic atmosphere on a meaningful and impactful project
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· 200 views · 36 applications · 5d
Trainee Node.js Developer to $400
Ukraine · Upper-IntermediateWebbyLab is a Ukrainian IT company. We develop scalable and feature-rich Web and Mobile applications using NodeJs, React, React Native, PHP stack. We have successfully completed projects for Daimler Mercedes-Benz, Bayer, Pfizer, Uber, Ezlo, etc. ...WebbyLab is a Ukrainian IT company. We develop scalable and feature-rich Web and Mobile applications using NodeJs, React, React Native, PHP stack. We have successfully completed projects for Daimler Mercedes-Benz, Bayer, Pfizer, Uber, Ezlo, etc.
Currently, our company consists of more than 100 first-rate specialists. Our objective is to enhance our team with even more exceptional talents who will embrace our values, inspire others, and grow alongside us as we work towards achieving all our goals.
We offer a really great opportunity for those who dream of starting a career in IT - without commercial experience, but with a strong intention to grow and work on commercial products.
At WebbyLab, we are looking for a Trainee Node.js Developer - someone who knows JavaScript, is familiar with Node.js, understands how REST APIs work, and can use Git.
We don’t promise easy tasks, but we guarantee real professional growth and a supportive environment where it's safe to ask questions, make mistakes, and keep learning.
Your skill set:
- Basic knowledge of JavaScript, TypeScript and Node.js;
- Experience with databases: SQL (PostgreSQL) / NoSQL (MongoDB);
- Understanding of Promises, async/await, basics of asynchronous programming;
- Knowledge of REST API, HTTP principles;
- Experience with Git;
- Basic experience with Docker or understanding of containerization principles;
- Upper-Intermediate level of English;
- Ability to learn on your own, responsibility, proactivity.
Would be a plus:
- Basic understanding of CI/CD processes;
- Your own pet projects, participation in hackathons;
- Higher education in IT, engineering or related fields;
- Studying at specialized courses or a certificate of graduation.
Our benefits:
- Participation in the company's commercial projects from your first weeks;
- Challenging tasks and continuous professional growth and feedback;
- Want to upgrade your skills? No problem, WebbyLab is ready to compensate for your training, conferences, courses, etc.;
- English courses and a Speaking Club with the native speaker;
- Internal trainings, exchange of experience, demo presentations of projects;
- Access to a corporate library and consultations with our IT specialists;
- Flexible working schedule and format to choose from: office / hybrid / remote (our office near "Vystavkovyi Tsentr" station, Kyiv);
- Paid vacation of 20 working days, sick leave.
Please send your CV, a link to GitLab / GitHub, and a short motivation letter telling us why you are interested in this opportunity and what you expect from this position.
Recruitment Process: Screening call → Test task → HR interview → Technical interview → Final interview.
Note: our recruiting team will consider your application and will contact you if your experience and qualifications align with the role. If you do not receive a response, don't worry, it means we have kept your resume on file for future opportunities.
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· 93 views · 22 applications · 4d
Backend Developer (Node.js, TypeScript) to $3000
Full Remote · Countries of Europe or Ukraine · 4 years of experience · Upper-IntermediateWe’re looking for a skilled Backend Developer to join our growing team and contribute to the development of a cross-platform travel application used on iOS, Android, CarPlay, and Android Auto. You’ll play a key role in building new features, maintaining...We’re looking for a skilled Backend Developer to join our growing team and contribute to the development of a cross-platform travel application used on iOS, Android, CarPlay, and Android Auto. You’ll play a key role in building new features, maintaining existing functionality, and scaling backend systems to support real-time travel services.
Key Responsibilities
- Design and implement a new backend API for an existing product
- Develop and maintain new features and services
- Integrate with various third-party APIs and services (e.g. streaming, payments)
- Handle data migration from legacy databases to modern infrastructure
- Collaborate with cross-functional teams to ensure stable delivery and system performance
Tech Stack & Requirements
- Strong experience with Node.js, NestJS, and TypeScript
- Proficiency in both SQL and NoSQL databases
- Hands-on experience with Microservices Architecture and design patterns
- Practical knowledge of AWS services for cloud-based deployment and scaling
- Experience working with high-load systems
- Familiarity with streaming providers and payment gateway integrations
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· 86 views · 35 applications · 4d
Senior Full-Stack SDE. (Node.JS/React)
Full Remote · Countries of Europe or Ukraine · 5 years of experience · Upper-IntermediateAkvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile,...Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile, Starbucks, and LinkedIn. To work with Akvelon means to be connected with the best and brightest engineering teams from around the globe and working with an actual technology stack building Enterprise, CRM, LOB, Cloud, AI and Machine Learning, Cross-Platform, Mobile, and other types of applications customized to client’s needs and processes.
We are looking for a skilled Senior FS SDE for a large-scale logistics and maritime industry project. The project focuses on developing innovative software solutions to optimize cargo operations, improve efficiency, and streamline logistics processes for ports and terminals worldwide.
Requirements:
- Proficiency in JavaScript and TypeScript
- Strong experience with Node.js in a backend environment
- Experience with React
- Solid understanding of RESTful APIs and backend architecture
- Familiarity with version control tools, especially Git
- Strong problem-solving skills and attention to detail.
- Excellent communication and teamwork abilities.
Overlap time requirements: 2-3 hrs with PST
Working conditions and benefits:
- Paid vacation, sick leave (without sickness list)
- Official state holidays — 11 days considered public holidays
- Professional growth while attending challenging projects and the possibility to switch your role, master new technologies and skills with company support
- Flexible working schedule: 8 hours per day, 40 hours per week
- Personal Career Development Plan (CDP)
- Employee support program (Discount, Care, Health, Legal compensation)
- Paid external training, conferences, and professional certification that meets the company’s business goals
- Internal workshops & seminars
- Corporate library (Paper/E-books) and internal English classes.
Looking for an exciting career? Apply now and become part of our success story 🚀
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· 137 views · 7 applications · 3d
BackEnd Developer (Node.js, Nest.js)
Full Remote · Ukraine · 1 year of experience · Upper-IntermediateWe are looking for a Full Stack Developer with a focus on BackEnd. Remote work format (We consider candidates who live geographically in Ukraine and do not plan to go abroad) Requirements: — You have been working with NodeJS 1+ years; — Have experience...We are looking for a Full Stack Developer with a focus on BackEnd.
Remote work format (We consider candidates who live geographically in Ukraine and do not plan to go abroad)
Requirements:
— You have been working with NodeJS 1+ years;
— Have experience with at least one of the NodeJS frameworks (Express, NestJS);
— Experience with SQL/NoSQL: PostgreSQL, MySQL, MongoDB, DynamoDB;
— Experience with various ORM like Sequelize, Type ORM, Prisma ORM;
— Experience with Next.js, React.js will be a plus;
— You have experience with WebSockets;
— Fundamental understanding of OOP principles;
— Upper-intermediate English proficiency, with the ability to effectively communicate technical issues and discuss project requirements.
— Conversational English;— Experience with AWS (S3, EC2, Cloudfront, Lambdas, Amplify, Cognito etc), Google Cloud Platform will be a plus;
— Familiar with Docker;
— Friendly relationships with Git;
— Microservices and monolithic design patterns knowledges.
Soft Skills:— Excellent problem-solving skills;
— Strong communication and collaboration abilities;
— Ability to work independently and within a team;
— Detail-oriented and organized.
Cooperation format:
- Outstaff, transparent business model, full-time
- Projects via Upwork with foreign clients
We offer:
– Projects with foreign clients
– Growth prospects in FullStack (React, Next.js)
– Frontend mentoring and team support
– Transparent model: outstaffing, stable employment
– Comfortable atmosphere without micromanagement
— Work within a friendly team;
— Fixed salary $
— Paid vacation and sick leave;
— Required technical literature available on demand;
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— Do you want a cool workshop, seminar or conference — come, talk and trip! -
· 136 views · 11 applications · 3d
Full Stack Developer (React.js, Node.js, Next.js, Nest.js)
Full Remote · Ukraine · 1 year of experience · Upper-IntermediateWe are looking for a Full Stack Developer with a focus on Back-End. Remote work format (We consider candidates who live geographically in Ukraine and do not plan to go abroad) Requirements: — 1 year of commercial experience in the industry. — Full-stack...We are looking for a Full Stack Developer with a focus on Back-End.
Remote work format (We consider candidates who live geographically in Ukraine and do not plan to go abroad)
Requirements:
— 1 year of commercial experience in the industry.— Full-stack experience designing.
— Excellent JavaScript/TypeScript skills and strong proficiency in React.
— Experience with Next.js will be a plus.— Familiarity with the MERN stack and experience with Nest.js will be a plus.
— Familiarity with building back-end APIs, monolith and microservice applications.
— Experience using RESTful APIs and basic authentication mechanisms.
— Ability to showcase previous work via live web pages and Github/Gitlab/Bitbucket.
— Upper-intermediate English proficiency, with the ability to effectively communicate technical issues and discuss project requirements.
Soft Skills:— Excellent problem-solving skills;
— Strong communication and collaboration abilities;
— Ability to work independently and within a team;
— Detail-oriented and organized.
Cooperation format:
- Outstaff, transparent business model, full-time
- Projects via Upwork with foreign clients
We offer:
– Projects with foreign clients
– Growth prospects in FullStack (React, Next.js)
– Frontend mentoring and team support
– Transparent model: outstaffing, stable employment
– Comfortable atmosphere without micromanagement
— Work within a friendly team;
— Fixed salary $
— Paid vacation and sick leave;
— Required technical literature available on demand;
More
— Do you want a cool workshop, seminar or conference — come, talk and trip! -
· 113 views · 33 applications · 3d
Backend Developer (Node.js, TypeScript, NestJS, WebRTC)
Full Remote · Countries of Europe or Ukraine · 2 years of experience · Upper-IntermediateJob Description We are seeking an experienced Backend Developer to join our team for a technologically advanced project. The primary focus is on developing a high-load service utilizing Node.js, TypeScript, NestJS, WebRTC, WebSockets, and OpenCV. This...Job Description
We are seeking an experienced Backend Developer to join our team for a technologically advanced project. The primary focus is on developing a high-load service utilizing Node.js, TypeScript, NestJS, WebRTC, WebSockets, and OpenCV.
This role is ideal for an engineer with deep expertise in real-time communications, video streaming, and asynchronous interactions, along with experience in SQL databases and Docker.
Work Schedule: Minimum of 20 hours per week, with the possibility of full-time.
Responsibilities:
• Develop and maintain backend architecture based on NestJS.
• Implement WebRTC and WebSockets to ensure real-time interactions.
• Optimize video and data transmission using OpenCV.
• Work with SQL databases (e.g., PostgreSQL or MySQL).
• Containerize and scale the system using Docker.
• Integrate and utilize FFmpeg for multimedia processing.
• Optimize code performance and address high-load challenges.Requirements:
• 3+ years of experience with Node.js, TypeScript, and NestJS.
• Strong understanding of WebRTC and WebSockets.
• Experience with SQL databases.
• Proficiency in Docker for application containerization.
• Experience with FFmpeg for audio and video processing.
• Understanding of computer vision principles and image processing using OpenCV.Preferred Qualifications:
• Experience with vector databases, which are used for efficient storage and retrieval of high-dimensional data, particularly beneficial in machine learning and artificial intelligence applications.
We Offer:
• Flexible work schedule: starting from 20 hours per week, with the option for full-time.
• Long-term collaboration on an innovative and engaging project.
• A professional team that values quality code and effective solutions.
• Opportunity for remote work.
• Competitive compensation, discussed individually.📩 Please send your resume or contact us for a detailed discussion!
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· 38 views · 8 applications · 2d
Lead Back-End Engineer
Ukraine, Poland · Product · 4 years of experience · Upper-Intermediate Ukrainian Product 🇺🇦OBRIO is an IT company with Ukrainian roots inside Genesis business ecosystem. Our team consists of more than 250 talented professionals whose ambitions and striving for success help us build the best products on the market. We have offices in Kyiv and...OBRIO is an IT company with Ukrainian roots inside Genesis business ecosystem. Our team consists of more than 250 talented professionals whose ambitions and striving for success help us build the best products on the market. We have offices in Kyiv and Warsaw.
We are developing Nebula — the biggest brand in the spiritual niche. Nebula has over 60 million users worldwide and has been ranked as the № 1 lifestyle app of the day in the Apple Store and Play Market in the USA, Canada, and Australia several times. Nebula is available on iOS, Android, and Web.Our mission is to make people happier by improving the quality of their relationships.
Here are some details we would like to share with you:- Nebula is #1 in its niche in terms of downloads and revenue targets;
- 60 million users worldwide;
- Users from 50+ countries;
- 4.8 — our average AppStore rating (with more than 215 thousand ratings).
- OBRIO’s achievements and team’s expertise were shared in Tier-1 international and Ukrainian media, organizations, and brands such asForbes Ukraine, TechCrunch, VECTOR, The Next Web, Tech.eu, Entrepreneur Media, Fast Company, AIN, IT Arena, MEGOGO, DOU, Projector Institute.
- OBRIO — a Forbes-recognized lovemark brand with the highest eNPS.
Who are we looking for?
To strengthen our team, we are looking for a Lead Back-End Engineer to join our Retention Team and take ownership of the backend strategy, architecture, and performance for user engagement and retention solutions. This is a mission-critical role with direct impact on product performance and user lifetime value.
Your impact:
- Provide strong technical leadership and mentorship to backend engineers;
- Design, build, and scale backend architecture focused on retention-related services;
- Ensure high code quality and maintainability through thorough code reviews and technical guidance;
- Collaborate closely with product managers, QA engineers, data analysts, and DevOps to deliver integrated, cross-functional solutions;
- Make informed technology decisions to optimize system performance and scalability;
- Implement and champion CI/CD best practices to improve development efficiency;
- Participate actively in sprint planning and drive sound, strategic technical decisions.
About you
- You have 4+ years of backend development experience with a proven track record of leadership
- You are highly skilled in Node.js, PostgreSQL, Redis, and RabbitMQ;
- You excel at collaborating with teams and motivating engineers to deliver their best work;
- You have a proactive, solution-oriented mindset and can navigate ambiguity effectively.
Nice-to-Have: Experience with Grafana, ELK stack, MongoDB, and Go is a plus.
Why OBRIO is the best place to work?
- Unleash Your Ambitions: Our company was built by ambitious people who never settle for less. By joining OBRIO, you’ll have the chance to unleash your own ambitions and achieve your career dreams.
- We don’t just give you opportunities for growth and development, we give you maximum autonomy and believe we can’t do without you and your active thinking.
- Collaborate in a Team Environment: We believe that success is a team effort. When you join OBRIO, you’ll have the chance to collaborate with talented individuals who share your passion for achieving outstanding results.
- At OBRIO, we’ve gathered influential experts, all of whom are open to sharing their knowledge and ready to help solve issues based on their experience. This is the company where you can quickly reach your potential and advance your career.
Our benefits:
- Work from the comfort of your home or from one of our offices in Kyiv or Warsaw. The choice is yours!
- Enjoy 20 annual vacation days and unlimited sick leave, all covered by the company;
- Don’t worry about getting the right equipment, we’ve got you covered if necessary;
- Stay healthy with access to a corporate doctor online, and health insurance options in Ukraine or a fixed amount towards insurance abroad after your probation period;
- Keep learning with our extensive corporate library, internal online meetings, and lectures;
- Grow your skills with our training compensation program;
- Take advantage of our supportive corporate culture, including assistance with relocation, advice on legal stay abroad, housing support, and help for third-country nationals;
- Have fun with our online events and team-building activities
Here’s what our hiring journey looks like: Initial Screening ➡️ Team Interview ➡️ Skills Assessment ➡️ Final Check ➡️ Job Offer.
Let’s team up and reach for the stars together!
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· 30 views · 5 applications · 2d
Fullstack Node.js + Vue.js developer to $600
Full Remote · Ukraine · 1 year of experience · Upper-IntermediateWe search for a «willing to learn» person who wants to learn and develop enterprise-level web applications/websites. Skills & Requirements: • You’ve got at least 1 year of experience in JavaScript • You’ve worked with some of the modern JavaScript...We search for a «willing to learn» person who wants to learn and develop enterprise-level web applications/websites.
Skills & Requirements:
• You’ve got at least 1 year of experience in JavaScript
• You’ve worked with some of the modern JavaScript frameworks — Vue.js
• You have experience with Node.js
• You have experience with NoSQL databases (ideally MongoDB)
• You feel comfortable communicating in English
• You’re passionate about solving new problems
• You are always looking for the best solution
We are offering:
-Senior team;
-Regular review;
-Long-term employment;
-Challenging projects;
-Certifications;
Responsibilities:
-Code review.
-Functionality improvements to an existing solution
-Increasing system stability, testability, maintainability, and security
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