Jobs

ROLE OVERVIEW
We are seeking a Senior Full Stack Engineer with a proven track record in Node.js and React.js. You will be responsible for designing, developing, and optimizing both the frontend and backend services of our AI-driven recruiting platform. Your contributions will be pivotal in integrating new AI features.

TEAM
You will be part of a cross-functional team consisting of 4 developers, 1 QA, 1 BA, 1 PO, a DevOps engineer, and a tech lead. Together, we’re tackling the challenges of managing multiple data integrations, developing AI-driven processes, and creating a user-friendly website to transform the hiring process.

Technical knowledge

- 6+ years of professional experience with Node.js and React.js.
- Strong expertise with Express.js and Next.js frameworks.
- Solid TypeScript experience.
- Hands-on experience with GCP or AWS services (e.g., Cloud Storage / S3, PubSub / SQS, Cloud Functions / Lambda).
- Proficiency in both SQL and NoSQL databases.
- Strong experience developing REST and GraphQL APIs.
- ElasticSearch experience for search and indexing.
- Experience with TDD methodologies and writing unit tests to ensure high-quality, maintainable code.
- Upper-intermediate or higher level of spoken English (B2+).

Responsibilities

- Design and implement frontend (React.js, Next.js) and backend (Node.js, Express.js) components, ensuring maintainability, scalability, and performance.
- Develop and maintain RESTful APIs and microservices to support data flows within the platform.
- Utilize GCP or AWS services (Cloud Storage / S3, Pub/Sub or SQS, Cloud Functions or Lambda) for optimal performance and scalability.
- Work with SQL and NoSQL databases to store and manage large data sets efficiently.
- Leverage ElasticSearch for advanced data search and analytics capabilities.
- Collaborate closely with the QA, BA, PO, DevOps, and Tech Lead to deliver high-quality features in an agile environment.
- Integrate AI components (OpenAI, AssemblyAI, etc.) into the platform to power advanced features such as natural language processing and data analysis.
- Conduct peer reviews, uphold coding standards, and mentor junior developers.
- Participate in architecture discussions, propose improvements, and keep the tech stack up-to-date.

Will be a plus

- Commercial experience with GCP
- Development of LLM integrations (OpenAI, AssemblyAI, Anthropic)
- Commercial experience with workflow engines such as GCP workflows, Kestra, AWS Step Functions and so on
- Prompt engineering experience

What we offer

- Interesting and challenging tasks;
- Opportunity for growth and professional development;
- Competitive salary;
- Support in self-education and initiatives aimed at professional development (annual training budget);
- Flexible working hours;
- Transparent communication;
- Regular performance reviews;
- 18 working days of vacation, 10 paid sick leave days;
- Possibility to work remotely.

We are looking for a NodeJS Backend Developer. Every developer in our team can impact the flow of technology, from introducing the smallest library to making big infrastructure changes. We welcome open-minded developers who like to share knowledge and help each other push the company forward to the cutting edge of today’s tech. Our team can do it all (NodeJS, MongoDB, Redis, K8S, SQL, Docker, Google Pub/Sub, and Cloud Services-GCP).

Responsibilities:

• Design & develop services in NodeJS, MongoDB, SQL
• Work both autonomously and collaboratively across disciplines with Product and Developers
• Solve various product challenges with creative solutions

• Support existing internal products

   

Requirements:

• B.Sc. in computer science or equivalent
• Experience with Backend Services NodeJS - minimum 4 years - must
• Deep understanding of NodeJS Core Infrastructure – async operations, multi threads, and streams
• Experience with Kafka/PubSub or any other message broker
• Experience with MongoDB and MySQL
• Experience with Cloud Services (GCP)
• Experience with Docker and Orchestration Infrastructures (K8S) and microservices
• Experience with server API and HTTP calls on a large scale
• Experience with OOP principles and design

• Freely spoken English

  
  Advantages:

• Experience with Redis
• Experience with CI-CD

What we offer:

• 20 working days’ vacation; 
• 10 paid sick leaves;
• public holidays;
• equipment;
• accountant helps with documents;
• many cool team activities.
   

Apply now and start a new page of your fast career growth with us!

Founded in 2012, Playson is a leading iGaming supplier recognized worldwide. We provide our customers with a high-end micro-service-based platform as a service that aims to process billions of financial transactions per day. We provide a cross-regional setup and are chasing latency reduction down to zero. We highly invest in delivering the best game experience and smooth connection regardless of the internet coverage and bandwidth of the game clients.

Role Overview:

One of our squad teams is looking for a Senior Backend Engineer to participate in developing our cutting-edge solution, where milliseconds matter. Our problem statement is not straightforward, as we aim to achieve high-end results in all important technical aspects of our business:

• best availability,
• lowest possible latency in all transaction processing operations and in every micro-service,
• the most efficient resource usage.

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:

• Degree in Computer Science or related field.
• Strong proficiency in PHP with a deep understanding of OOP, SOLID, MVC architectures, and design patterns.
• Experience in building and consuming RESTful APIs.
• Knowledge and experience in Web application frameworks (e.g. Symfony, Laminas,)
• Strong development experience in Node.js/TypeScript.
• Solid grasp of asynchronous programming techniques and their applications in PHP and JavaScript.
• Knowledge of relational databases (MySQL, PostgreSQL), columnar databases (Redshift, ClickHouse), and NoSQL technologies (DynamoDB, MongoDB).
• Skilled in developing and maintaining end-to-end and unit tests.
• Proven track record of developing production-ready solutions.

Preferred additional qualifications:

• Experience with large-scale microservices architecture.
• Experience with Apache Kafka.
• Experience with GRPC.
• Familiarity with cloud providers (AWS, GCP).
• Knowledge of Kubernetes.
• Understanding of application security and industry best practices.
• Degree in Computer Science or related field.

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.

If the job description rings a bell — take action and apply!
Looking forward to welcoming you to the iGaming world!

Ambitious goals require a quick ability to maneuver through changes in the world. Playson is all about that.

Join us today!

Description

We are looking for Full-stack developers (React + Next.js/Node.js), Part-time (with potential for full-time) a passionate, innovative, results-oriented specialist with a heart-deep commitment to success to join our company.

Responsibilities:
 

• Build and deploy automated, cutting-edge software solutions;
• Design and develop software tailored to business needs;
• Collaborate with cross-functional teams to gather and analyze requirements;
• Improve software performance, scalability, and reliability;
• Write clean, efficient, and maintainable code;
• Design and develop a software application;
• Ability to create custom interface components in React / Next.js;
• Analyze requirements and collaborate with team members to produce thoughtful software designs.
• Provide accurate estimates on work items.
• Participate in code review;

Requirements:
 

• Experience with React, TypeScript, Next.js, Node.js/NestJS;
• Deep understanding of the technology stack and software development processes;
• Familiarity with building and consuming RESTful APIs;
• Proficiency in database technologies such as PostgreSQL;
• Strong problem-solving and debugging skills;

We are seeking a highly skilled specialist for a challenging and unique project focused on engineering a sophisticated proxy server solution. The primary objective is to enable access to specific online games via this proxy, while ensuring maximum stealth and successfully circumventing existing security measures and geo-restriction mechanisms.

Key Responsibilities:

1. Proxy System Engineering: Design, develop, or configure a robust proxy server architecture capable of reliably handling traffic for both the game's launcher and the game client.
2. Dynamic Content Manipulation: Implement advanced logic for real-time modification of proxied web content (HTML, CSS, JavaScript), specifically targeting the removal or neutralization of tracking scripts and analytics elements (e.g., Google Tag Manager, Google Analytics, custom statistics).
3. Security & Restriction Bypass: Analyze and devise methods to overcome anti-proxy detection systems and geo-blocks, which may involve techniques related to IP validation, header inspection, JavaScript challenges, fingerprinting, and more.
4. Code Analysis & Deobfuscation: Perform in-depth analysis of      obfuscated client-side JavaScript to fully understand its operational logic and identify embedded security or detection mechanisms, adapting the proxy interaction accordingly.

Required Qualifications:

• Proven expertise and extensive hands-on experience in configuring, managing, and/or developing proxy server solutions (e.g., Nginx, HAProxy, Squid, or custom implementations using languages like Python, Go, Node.js).
• Demonstrated ability to perform complex, on-the-fly manipulation of HTTP/HTTPS traffic and web content (HTML, CSS, JS).
• Advanced proficiency in JavaScript deobfuscation techniques and thorough analysis of complex client-side codebases.
• Significant experience utilizing network traffic analysis tools (such as Wireshark, Fiddler, Burp Suite, Charles Proxy) for deep inspection and debugging.
• Solid understanding of core web technologies and protocols: HTTP/HTTPS, request/response headers (incl. Referer, User-Agent), CORS, WebSockets, cookies, local storage, and iframe mechanics (incl. sandbox attribute implications).
• Prior experience dealing with anti-fraud systems, bot detection, or similar security measures is highly advantageous.
• Strong analytical and problem-solving capabilities, coupled with persistence and a methodical approach to tackling unconventional technical challenges.

What we offer:

• Remote work format;
• Working hours from 10:00 to 18:00 (Mon-Fri);
• Interesting work in successful projects;
• Timely payment of salaries, official employment, 24 days of vacation and fun corporate events;
• A friendly team and a pleasant atmosphere without pressure, stress and other negative things.

We believe in the importance of unlocking the inner potential of each team member, we have an open and democratic system of work organization.

We are waiting for you on our team!

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're looking for an experienced and driven NodeJS backend developer to join our passionate team!

We're building a next-generation platform designed to challenge conventional workflows and introduce smarter, more intuitive backend systems. The architecture is focused on scalability, performance, and developer experience, enabling seamless integration and innovation. This is an opportunity to work on high-impact, meaningful features that will power real-world applications used by thousands.

Responsibilities:

• Develop and maintain scalable backend services with Node.js
• Build and optimise RESTful APIs
• Work with SQL/NoSQL DBs
• Ensure code is clean, well-tested, and production-ready
• Collaborate with cross-functional teams to deliver high-quality features
• Adapt to new tools and technologies as needed

Requirements:

• 5+ years of experience in backend development
• Strong proficiency in Node.js, TypeScript, and JavaScript (ES6+)
• Solid understanding of REST architecture
• Experience with NoSQL and SQL databases
• Able to work autonomously and deliver quality under tight timelines

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!

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 (NodeJs) to manage data allocation and pipeline control;
• Create and maintain a dashboard to monitor pipeline status and performance.
   

Required experience and skills:

• 5+ 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:

• Remote work;
• 5-day working week, 8-hour working day, flexible schedule;
• All public holidays are days off;
• Vacation and sick leave are covered by the company.

Why does MWDN rock?

MWDN connects exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. We aim to ensure our employees enjoy a rewarding and secure experience while collaborating with prestigious international clients.

Here’s what you can expect when you get employed by MWDN:

• Security first. We vet our clients to eliminate risks, ensuring reliability and timely payments for your hard work—no fraud or unforeseen events here!
• Career support. If a match isn’t right, we’re here for you. We actively assist our employees in finding new opportunities that fit their skills and aspirations.
• Legal assistance. We provide guidance on legal matters (e.g., opening and administering your private entrepreneur account, taxes, army enrollment, etc.).
• Professional development. We offer English courses and other engaging activities, including team-building events.

Why choose us? MWDN is ranked among the top 5 IT employers in our region by DOU, and we pride ourselves on our transparency and commitment to our team. Curious to learn more? Discover what our employees say about us in their DOU reviews: MWDN reviews.

Why work with us?

• People-oriented management without bureaucracy.
• The friendly climate inside the company is confirmed by the frequent comeback of previous employees.
• Paid time off (18 working days per year, plus all national holidays and 9 sick days).
• Flexible working schedule.
• Full financial and legal support for private entrepreneurs.
• Free English classes with native speakers or with Ukrainian teachers (for your choice).

• Dedicated HR.

   

What is your new project:

Domain: Gaming

Location: Israel

Company size: 1-10

Founded in: 2021

What makes this project exciting:

We’re hiring for an awesome Israel-based gaming company that people on Glassdoor say has “fun startup vibes.” They’re all about building exciting real-money games that players love, using smart game design, cool features, and partnerships with top gaming brands. Right now, they are developing two new games and hosting live tournaments for mobile.

If you want to work on creative projects in a fun and fast-moving environment, this could be your next big move! Ready to join the team?
 

What makes you a great fit:

• 5+ years of software development experience.
• Gaming/gambling industry experience is a must.
• Deep experience building and maintaining scalable microservices and APIs.
• Strong knowledge of Node.js and TypeScript in production environments.
• Hands-on experience with React and Next.js in production environments.
• Experience working with distributed systems, message queues (Kafka), and real-time data.
• Solid understanding of database design, optimization, and data flows.
• Familiarity with cloud-native development and infrastructure tools (Docker, Kubernetes).
• Strong collaboration, communication skills.
• Level of spoken English: at least an upper-intermediate.

• Gaming industry experience is a strong plus.

   

The ideal candidate will have expertise in the following technologies:

• Languages/Frameworks: TypeScript, React, Next.js, Node.js, NestJS
• Databases: PostgreSQL, Redis, ClickHouse
• Messaging: Kafka
• Protocols: REST, Socket.io
• Data & Analytics: Jitsu, ETL, Google Analytics, Mixpanel, Grafana
• Infrastructure: Kubernetes, Redis, Cloudflare
• Communication: Twilio
• Containerization: Docker
• Security: JWT, Auth0
• Monitoring & Logging: Grafana, custom ETL, Mixpanel
• Design & Collaboration: Miro, Figma

• Development Tools: GitHub, Slack, Confluence, Jira, CI/CD pipelines

   

Your day-to-day in this position:

• Design, implement, and maintain scalable backend systems and user-facing features for our games and platform (Node.js + React/Next.js).
• Collaborate closely with front-end developers, data engineers, and product managers.
• Drive the adoption of best practices in API design, microservices, testing, and security.
• Participate in code reviews and contribute to continuous technical improvement.
• Work cross-functionally with QA, analytics, DevOps, and game development teams.

On behalf of our Client from France, Mobilunity is looking for a Back-End Engineer.

Our client is a table management software and CRM that enables restaurant owners to welcome their customers easily. The app is useful to manage booking requests and register new bookings. You can view all your bookings, day after day, wherever you are and optimize your restaurant’s occupation rate. Our client offers a commission-free booking solution that guarantees freedom above all. New technologies thus become the restaurateurs best allies for saving time and gaining customers while ensuring a direct relationship with them.

Their goal is to become the #1 growth platform for Restaurants. They believe that restaurants have become lifestyle brands, and with forward-thinking digital products, restauranteurs will create the same perfect experience online as they already do offline, resulting in a more valuable, loyalty-led business.

They are looking for a back-end engineer to help architect and build a backend designed for performance, reliability, and isolation for their B2B platform. You’ll design APIs and data replication flows to feed a new B2C search and booking experience. You’ll ensure their B2C platform stays live even if B2B is down.

Requirements:

• 5+ years experience in a software development
• Strong experience with caching strategies, event-driven architectures, and read replicas
• Proficiency with Node.js, and frameworks like NestJS or AdonisJS
• Hands-on experience with PostgreSQL
• Familiarity with API Gateway, Infrastructure as Code (e.g., Terraform), and AWS services (including SNS, IA, etc.)
• Understanding of search engine technologies such as Elasticsearch or OpenSearch
• Familiarity with availability models in the hospitality industry is a plus
• Experience with React Native is a plus
• Excellent problem-solving skills
• Ability to communicate clearly and effectively both verbally and in writing with internal teams.
• Upper-intermediate, close to advance English

In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Mobilunity Medical Insurance program designed to attend our teams’ needs
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• Perfect office location in the city-center (900m from Lukyanivska metro station with a green and spacious neighborhood) or remote mode engagement: you can choose a convenient one for you, with a possibility to fit together both
• No open-spaces setup – separate rooms for every team’s comfort and multiple lounge and gaming zones on all of the 3 floors
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

Come on board, and let’s grow together!

At Red Rocket Software, we are looking for an energetic and detail-oriented Junior Node.js Developer who has already completed his first real projects and is ready to develop in a team of experienced engineers. You will be working on the backend of modern web applications, solving interesting problems and improving your development skills.

What to do:

• Contribute to the development of server-side application logic using Node.js and TypeScript.
• Work with the Express or NestJS frameworks.
• Integrate external APIs, databases and third party services.
• Write clean, maintainable code and participate in code reviews.
• Debug, test and enhance existing functionality.
• Work with front-end developers and designers.
• Work with relational databases (MySQL or PostgreSQL).
• Participate in planning and architecture discussions.

What we expect:

• 6 months or more of backend development experience in Node.js.
• Strong JavaScript and TypeScript skills.
• Understanding of REST principles, working with databases, permissions.
• Experience with Express or NestJS.
• Git skills and experience with version control systems.
• At least B2 level of English (verbal and written communication).
• Willingness to learn and improve skills, responsibility and initiative.

We’re looking for a Backend Developer with strong experience in Nest.js to join our engineering team at FuturiX Solutions 🛠️

If you enjoy building structured, scalable server-side applications — and optionally have some frontend exposure with Next.js or React — we’d love to hear from you. You’ll work on web platforms across fintech, crypto, e-commerce, and internal tools.

🛠️ Key Responsibilities:

🔹 Design, develop, and maintain backend services using Nest.js

🔹 Build and document RESTful or GraphQL APIs

🔹 Integrate third-party services, databases, and external APIs

🔹 Collaborate with frontend developers to define data contracts and ensure smooth integration

🔹 Write clean, testable code and participate in code reviews

🔹 Optimize performance and security of backend systems

📋Requirements:

🔹 Proficiency in TypeScript and Nest.js

🔹 Solid understanding of Node.js and backend architecture

🔹 Experience working with PostgreSQL, MySQL, or other relational databases

🔹 Familiarity with authentication, RBAC, and security best practices

🔹 Version control with Git and knowledge of GitFlow

🔹 Understanding of REST API design and HTTP principles

🔹 Good communication skills and ability to work in a team

✨Nice-to-Haves:

🔹 Experience with Next.js or React (to collaborate more effectively on full-stack features)

🔹 Knowledge of WebSockets, Redis, or message queues

🔹 Familiarity with containerization tools like Docker

🔹 Experience with cloud platforms like AWS, Vercel, or Heroku

🌱 Why Join Us?

🔹 Collaborative Team Culture – mentorship, mutual support, and a passion for excellence

🔹 Influence and Innovation – real impact on company decisions and exciting projects

🔹 Growth-Oriented Environment – continuous learning and personal development

🔹 Challenging Projects – opportunities to push your skills to the next level

🔹 Professional Development – access to training and resources

🔹 Modern technology stack
 

At FuturiX Solutions, we help you build real-world skills while working on meaningful projects in mobile and web.

Apply today and become part of a team that values growth, ownership, and clean code 🚀🌐

We’re looking for a Senior Backend Engineer to join our lean, highly skilled R&D team. In this role, you’ll work primarily on backend API development using Node.js (TypeScript), while also contributing to our powerful CLI tools written in Go. You’ll have a direct hand in shaping the architecture, scalability, and quality of a system used by modern engineering teams.

What You’ll Do

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

• Communicate technical concepts clearly across engineering and product teams.

   

What you bring

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

• A collaborative spirit and drive for tackling complex technical challenges in a fast-paced startup environment.

   

Bonus points

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

Appexoft is looking for a motivated Trainee or Junior Node.js Developer to join our team in Lviv (office format). We would love to hear from you if you are eager to grow in backend development and work with modern technologies.
 

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