Jobs Node.js

We’re looking for a Back-End focused engineer to join a product team building scalable, event-driven services on AWS. You’ll work primarily on backend systems and microservices, with occasional frontend tasks as a nice bonus.

What you’ll do

• Design, build, and maintain backend services using Node.js and TypeScript
• Develop event-driven workflows with AWS Lambda, SNS, SQS, EventBridge
• Build and evolve microservices with a focus on scalability, reliability, and clean APIs
• Own infrastructure changes using Terraform / Infrastructure as Code
• Work with PostgreSQL (schemas, queries, performance considerations)
• Contribute to deployments and delivery pipelines (CI/CD), and collaborate on Kubernetes-based environments

• Partner with the team to troubleshoot production issues and improve observability and stability

   

Tech stack

• Backend: Node.js, TypeScript, AWS (Lambda, SNS, SQS, EventBridge), microservices
• Infrastructure: Terraform (IaC), Kubernetes, CI/CD
• Database: PostgreSQL
• Frontend (plus): React, Material UI, Redux, TypeScript

What we’re looking for

• Strong commercial experience building backend systems with Node.js + TypeScript
• Hands-on experience with AWS serverless and event-driven architecture
• Solid understanding of microservices (integration patterns, resilience, performance)
• Practical experience with Terraform (or another IaC approach) and modern delivery practices
• Confidence working with PostgreSQL
• Ownership mindset: you can take a feature from design to production and support it after release

Nice to have

• Frontend experience with React / Redux / Material UI
• Experience running workloads on Kubernetes
• Familiarity with improving CI/CD pipelines and developer experience

Working hours

• 09:00–18:00 UK time (11:00–20:00 Kyiv time)

We are seeking a Team Lead React/ Node.js to lead a small, high-impact engineering team

responsible for our customer-facing web platform and API, and an internal platform used for AI

model training. This role is both hands-on and leadership-oriented, with a strong focus on technical

ownership, system design, and product-team collaboration.

The ideal candidate combines deep technical expertise in modern TypeScript-based development

with experience guiding engineers, improving workflows, and shipping high-quality features in a

fast-paced startup environment.

Key ResponsibilitiesTeam Leadership

Lead a team of two full stack developers and one QA engineer.

Provide ongoing mentorship, code reviews, and technical direction.

Facilitate Scrum ceremonies and maintain smooth execution of sprints.

Ensure high engineering standards, testing quality, and delivery velocity.

Technical Ownership

Own the development and maintenance of our customer-facing web platform (React +Node.js), external APIs and Internal Platform.

Lead architecture, design, and implementation of backend services using AWS Lambda

(serverless) and containerized workloads on EC2.

Oversee performance, reliability, and scalability of the Postgres RDS database.

Drive improvements to CI/CD pipelines, build systems, testing strategy, and infrastructure

reliability.

Ecosystem & Tooling

Work within a monorepo environment.

Manage Infrastructure as Code using CloudFormation.

Maintain monitoring, logging, and alerting pipelines using Coralogix.

Ensure robust automated testing using Cypress and Vitest.

Maintain Docker-based development environments and EC2 deployments.Cross-Team Collaboration

Partner directly with Product Managers to translate requirements into technical plans.

Coordinate with other engineering teams under the CTO to align architecture, standards, and

shared components.

Key Projects They Will Own

Customer-facing web platform (React + Node.js + AWS) and API.

Internal platform for AI model training, including backend services and supporting tooling.

Ongoing modernization and scaling efforts across the stack.

Culture & Working Style

Scrum-based, iterative development

High autonomy—engineers are trusted to own problems end-to-end

Fast-paced startup with rapid decision-making and high impact

Qualifications

Strong experience with TypeScript across frontend and backend.

Hands-on experience with React, Node.js, AWS Lambda, EC2, Postgres RDS, and Docker.

Experience leading or mentoring engineers.

Solid understanding of CI/CD (GitHub Actions), automated testing, logging, and monitoring.

Ability to work directly with Product and translate requirements into architecture and tasks.

Nice to Have

Knowledge of serverless design patterns.

Experience in performance tuning for Postgres and Node.js.

Hiring Process

Technical screening

Culture and leadership interview with CEO

About the Position

We are looking for a skilled Full-Stack Developer to help us build and evolve web products that support game-related services and user-facing workflows. This is a remote, flexible, part-time role, starting at ~30 hours per week (with the option to scale up later if there is mutual interest).

You will work across Next.js + TypeScript on the frontend and backend, designing reliable APIs, integrating with databases, and improving performance and stability. Experience with DevOps practices is a strong plus, as it enables faster, safer deployments and better operational reliability.

Key Responsibilities

• Build and maintain full-stack features using Next.js + TypeScript (frontend and backend/API routes).
• Design and implement scalable APIs and services, including real-time or event-driven capabilities where applicable.
• Work with product, design, and engineering to translate requirements into robust technical solutions.
• Integrate and operate data layers using PostgreSQL, MongoDB, and Redis (schema design, query optimization, caching strategies).
• Ensure system consistency and enhance user experience through performance optimization and reliability improvements.
• Troubleshoot issues across the stack and resolve bugs and bottlenecks efficiently.
• Implement security and data protection practices (authentication, authorization, secure data handling).
• Write reusable, maintainable code and contribute to internal libraries/components.
• Maintain a high standard of engineering quality via testing, documentation, and code review practices.

Requirements

• 3+ years of professional experience in full-stack development.
• Strong hands-on experience with Next.js and TypeScript in production environments.
• Proven experience building backend APIs/services (Node.js runtime, modern patterns, and best practices).
• Practical expertise with PostgreSQL, MongoDB, and Redis (required).
• Experience with performance optimization, debugging, and production issue resolution.
• Familiarity with real-time communication patterns (e.g., WebSockets) is a plus.
• Ability to work independently in a remote setup, manage time effectively, and communicate clearly.
• Comfortable with documentation and quality practices (testing mindset; TDD is a plus).
• DevOps awareness (CI/CD, deployments, monitoring, cloud environments) is highly desirable.

What We Offer

• Remote, flexible, part-time collaboration starting at ~30 hours/week.
• Opportunity to grow the engagement over time (potential to move toward 40h+/week if desired).
• A collaborative environment with direct impact on product quality and delivery.
• Professional growth opportunities in game-related product development.
• Hourly compensation, based on experience and scope.

As the StellarsTech team continues to grow, we’re excited to open a strong junior full-stack opportunity for engineers who want to grow in a fast-paced, international environment.
This role is a great fit if you already have hands-on experience with modern web technologies and are ready to take more ownership while learning from a strong engineering team.
 

What You’ll Be Doing:

• Participate in the development and maintenance of backend APIs using Node.js, Express, and relational or NoSQL databases (PostgreSQL, MongoDB).
• Build and improve React components with a focus on usability and responsiveness.
• Work closely with senior engineers, designers, and QA to deliver high-quality features.
• Fix bugs, refactor existing code, and gradually take ownership of small to mid-size features.
• Follow best practices for code quality, performance, and security.
• Write clean, readable, and maintainable code with guidance from the team.
   

What We Are Looking for:

• 1.5–2+ years of commercial experience with Node.js and React.
• Good knowledge of JavaScript and basic understanding of TypeScript.
• Experience working with REST APIs and databases.
• Basic understanding of backend architecture and frontend–backend interaction.
• Experience with Git and common development workflows.
• Willingness to learn, ask questions, and grow professionally.
• English level: Intermediate+ / Upper-Intermediate.
• Availability to work until 12:00–1:00 a.m. Kyiv time (in alignment with US clients’ schedules).
   

Nice to Have:

• Experience with testing (unit or integration).
• Familiarity with Docker or cloud platforms.
• Experience working in a team environment following Agile/Scrum practices.
   

Our Hiring Process:

• Intro Interview — ~30 min.
• Technical Interview — 60 min.
• Final Interview — 60 min.
• Project Fit Interview — up to 60 min (optional).

We’re expanding our engineering team and looking for a Node.js Engineer to join the development of high-performance products in the fintech or event management space, with opportunities to grow technically and take on increasing responsibility.
 

What You’ll Be Doing:

• Develop and maintain backend APIs using Node.js, Express, and database systems (e.g., PostgreSQL, MongoDB).
• Implement interactive and responsive UI components in React.
• Collaborate with the design and QA teams.
• Optimize application performance and security.
• Write clean, maintainable, and testable code.

What We Are Looking for:

• 3+ years of experience with Node.js and React.
• Strong understanding of JavaScript/TypeScript.
• Experience with REST APIs and database integration.
• Familiarity with Git and version control workflows.
• Good understanding of modern web development practices.
• English level: Upper-Intermediate and higher.
• Availability to work until 12:00–1:00 a.m. Kyiv time (alignment with US clients).
   

Our Hiring Process:

• Intro Interview — appr. 30 min;
• Technical Interview — 60 min;
• Final Interview — 60 min;
• Project Fit Interview — up to 60 min (optional).

We’re expanding our engineering team and looking for a strong Senior or Lead Node.js Engineer who can own complex product areas, influence technical direction, and play a key role in delivering high-performance products across insurance and event management.
 

What You’ll Be Doing:

• Drive end-to-end feature development across the stack — from technical design to production delivery.
• Design, develop, and maintain backend services using Node.js, Express, and databases (PostgreSQL, MongoDB).
• Build high-quality, responsive UI components in React and ensure smooth interaction between frontend and backend.
• Participate in architectural decisions, contribute to system design, and improve overall platform scalability, performance, and reliability.
• Lead complex tasks, provide technical guidance to the team, and help shape coding standards.

• Take ownership of integrations with external services and ensure stable, well-documented APIs.

   

Soft skills and communication style are essential for this role. The client values a pragmatic, direct, and time-efficient approach, with clear, practical, task-focused communication.

• Keep communication clear, structured way, focused on real tasks and deliverables.
• Communicate with facts and concrete examples.

What We Are Looking for:

• 6+ years of professional experience with Node.js and React.
• Availability to work until 12:00–1:00 a.m. Kyiv time (alignment with US clients).
• Strong knowledge of JavaScript/TypeScript and modern web development practices.
• Experience designing and developing REST APIs, backend services, and database integrations (PostgreSQL, MongoDB).
• Hands-on experience with performance optimization, debugging, security best practices, and scalable architecture.
• Solid understanding of Git and collaborative version-control workflows.
• Ability to lead technical decisions and drive engineering best practices.

• Strong ownership mindset — from requirements clarification to production delivery.

   

Our Hiring Process:

• Intro Interview — appr. 30 min;
• Technical Interview — 60 min;
• Final Interview — 60 min;
• Interview with CEO — up to 60 min.

🚀 Join RiskSeal as a Node.js Engineer!

Job Description

This is a remote position. We are looking for a talented and motivated Software Engineer with a strong background in Node.js to join our team. The ideal candidate will have over 3 years of experience in software development and be eager to learn and take on new challenges. Experience with microservices architecture, strong proficiency with raw SQL and you must be comfortable using raw Node.js — primarily with Express and Fastify.

This is a fully remote role, so we expect video to be enabled during all our work calls (daily syncs, weekly meetings and other team sessions).

Please make sure you have an active LinkedIn profile available to share as part of the hiring process.

📌 We’re looking for candidates with at least 1 year of recent, backend-oriented experience.
 

Responsibilities

• Develop and maintain server-side applications using Node.js.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Troubleshoot and debug applications to ensure the highest quality of software.
• Stay updated with the latest industry trends and technologies to bring new ideas to the table.
• Participate in code reviews and contribute to our continuous improvement process.
• Take on interesting challenges and learn new technologies as needed.

Requirements

• 3+ years of experience in software development with a strong focus on raw Node.js.
• Hands-on experience with message brokers (Kafka).
• Strong experience with raw SQL and other relational databases.
• Experience integrating and implementing with different APIs and protocols (e.g., REST, WebSockets).
• Strong skills in analyzing data from various sources to identify patterns, anomalies, and insights related to fraud and risk.
• Understanding of cybersecurity principles and practices to ensure the security of data and tools developed is beneficial.
• Strong problem-solving skills and the ability to work in a fast-paced, startup environment.
• Excellent communication and collaboration skills.
• A proactive attitude towards learning and tackling new challenges.
• Experience with Python and/or PHP will be a plus.
   

📩 Ready to Join?
Send us your resume, we’d love to chat and see if it’s a match! 

Interview process (2 steps):
Step 1 — Recruiter screening
Step 2 — Technical interview

Hi there,

We’re looking for a talented Senior Node.js Developer to help build the next generation of AI-driven finance solutions.

Location: Europe only.

About the project:

Our client provides an AI-powered platform that revolutionises corporate expense management by automating approval workflows, tracking real-time spending, and offering data-driven budgeting insights. Designed for mid to large-sized businesses (200 to 10,000 employees), the solution ensures scalability and flexibility, enabling greater control over expenses while enhancing employee autonomy. By replacing traditional expense reports, it streamlines financial processes, helping companies embrace digital finance through intelligent, integrated software!

Requirements:
— 7+ years of backend development experience with production systems
— Proficiency in Node.js for building scalable backend applications
— Strong experience with SQL databases (MySQL, PostgreSQL), including query optimization and performance tuning
— Familiarity with backend frameworks such as Express.js or similar
— Experience working in Agile environments
— Strong analytical and problem-solving skills for performance optimization and system efficiency
— Excellent collaboration and communication skills within cross-functional teams
— Experience with cloud services (AWS, GCP, Azure)
— Familiarity with microservices architecture and containerization (Docker, Kubernetes)
— Knowledge of CI/CD practices
— Strong experience with AI development tools and frameworks
— Upper-Intermediate English level or higher

Responsibilities:
— Design, implement, and maintain scalable, secure, and high-performance backend systems
— Build and manage RESTful APIs for seamless integration and smooth user interactions
— Optimize database queries, manage schemas, and ensure data integrity with large datasets
— Collaborate with frontend engineers, product managers, and cross-functional teams to deliver impactful features
— Contribute to system architecture design, ensuring scalability, resilience, and maintainability
— Participate in code reviews, refactor code for performance, and suggest optimizations
— Ensure backend processes follow security, compliance, and data privacy best practices
— Monitor and optimize backend performance for a smooth user experience

What we offer:
— Flexible Work Environment: Opportunity to work remotely
— Premium Medical Insurance: Comprehensive health insurance for your well-being
— 1:1 English Classes: Individual English language training to enhance communication skills
— Great Team: Supportive, collaborative, and dynamic international team
— Equipment Provided: All necessary equipment supplied for efficient job performance
— Annual Vacation: 18 days of paid vacation and 7 days of paid sick leave
— Commitment to Hiring Ukrainians: Dedicated to hiring Ukrainian talent and promoting Ukraine as a fantastic place to work
— Flexible Payment System: Allows you to withdraw funds easily with multiple options

Does this position sound like a perfect match? We’re eager to hear from you!

We are building a high-performance, real-time slot gaming platform and are looking for a Senior Backend Developer who will take ownership of our entire backend direction.

🧩 What you’ll do

• Own and drive the backend direction of the company as one of the key technical leaders;
• Design and implement new game mechanics on top of our existing PGS, extend its capabilities, and contribute to core gameplay engine development;
• Architect scalable, secure, and high-performance backend services using Node.js and TypeScript;
• Work closely with Game Logic, Frontend, and DevOps teams to ensure seamless integrations, real-time performance, and platform-wide consistency;
• Define backend engineering standards and enforce best practices across code quality, architecture, and performance;
• Design and maintain backend infrastructure: schemas, caching, messaging flows, microservices, gateways;
• Participate in roadmap planning, technical decision-making, and architectural discussions as the platform evolves;
• Support a rapidly growing product and engineering environment — we are scaling fast, and you will play a major role in that growth.

🧠 What you bring

• 5+ years of backend development experience, including ownership of complex systems or features;
• Strong expertise with Node.js + TypeScript and modern frameworks (Fastify, Nest.js);
• Advanced knowledge of SQL and NoSQL databases: PostgreSQL, MongoDB, Redis;
• Solid experience with message brokers (RabbitMQ or Kafka) and queue-based, event-driven design patterns;
• Deep understanding of distributed systems, microservices, and real-time communication (WebSocket, Socket.io);
• Experience building high-performance APIs, async flows, caching strategies, and scalable architectures;

• Confident with CI/CD, Git, automated testing (Jest), and monitoring/observability tools (Grafana, Loki, Tempo).

   

💎 Nice to have

• Knowledge of PHP/Laravel or experience with other backend ecosystems;
• Familiarity with AWS, Docker, Kubernetes, containerized deployments;
• Experience with RNG, platform integrations, or the iGaming ecosystem.
   

🎁 Benefits

— 21 vacation days + 5 extra day-offs annually;
— 12 paid sick days;
— Fully remote format — work from anywhere you feel productive;
— Flexible schedule: start your day anytime between 08:00–12:00 CET;
— Fixed budget for health insurance and gym/fitness;
— We provide all required work equipment;
— Zero bureaucracy and direct communication with founders and C-level;
— Minimal meetings, async-friendly workflow;
— Startup energy: fast motion, creativity, and tight-knit communication;
— Business trips and team meetups several times per year;
— Multiple salary payout options (flexible formats);
— …And many more perks unlocked after we hit break-even.

We are looking for a highly experienced Senior Backend Engineer with a strong background in designing and developing scalable backend systems

Key Responsibilities

• Design, develop, and maintain robust backend services using NestJS, following best practices in modular architecture, DI, and middleware design.
• Architect and optimize complex PostgreSQL schemas, including migrations, relationships, and handling of semi-structured data via JSONB.
• Set up and tune Elasticsearch for multilingual, full-text search with support for analyzers, stemming, and synonyms.
• Implement and maintain synchronization strategies between PostgreSQL and Elasticsearch, using queues or manual sync mechanisms.
• Build reliable, well-documented RESTful APIs; experience with GraphQL is a strong advantage.
• Ensure secure access control, rate-limiting, and robust authentication mechanisms.
• Utilize Redis for caching, rate-limiting, and background job processing (e.g., Elasticsearch sync jobs).
• Write clean, maintainable, and thoroughly tested code using Jest or similar testing frameworks.
• Collaborate with cross-functional teams, take ownership of feature delivery, and contribute to the overall architecture and tech roadmap.

Required Skills

• 5+ years of professional experience in backend development, ideally within high-scale or real-time systems.
• Production-level experience with NestJS, PostgreSQL, Elasticsearch, and Redis.
• Deep understanding of system design, data modeling, and query optimization.
• Solid grasp of event-driven architecture and asynchronous job processing.
• Comfortable working in fast-paced, product-focused environments.
• Excellent problem-solving skills and a proactive mindset.
• English: B2 level or higher – able to clearly articulate technical concepts and actively participate in discussions.

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 PostgreSql 

• 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

Hi there,

We’re looking for a talented Senior Node.js Developer to help build the next generation of AI-driven finance solutions.

Location: EU

About the project:

Our client provides an AI-powered platform that revolutionises corporate expense management by automating approval workflows, tracking real-time spending, and offering data-driven budgeting insights.

Designed for mid to large-sized businesses (200 to 10,000 employees), the solution ensures scalability and flexibility, enabling greater control over expenses while enhancing employee autonomy.

By replacing traditional expense reports, it streamlines financial processes, helping companies embrace digital finance through intelligent, integrated software!

Requirements:
— 7+ years of backend development experience with production systems
— Proficiency in Node.js for building scalable backend applications
— Strong experience with SQL databases (MySQL, PostgreSQL), including query optimization and performance tuning
— Familiarity with backend frameworks such as Express.js or similar
— Experience working in Agile environments
— Strong analytical and problem-solving skills for performance optimization and system efficiency
— Excellent collaboration and communication skills within cross-functional teams
— Experience with cloud services (AWS, GCP, Azure)
— Familiarity with microservices architecture and containerization (Docker, Kubernetes)
— Knowledge of CI/CD practices
— Strong experience with AI development tools and frameworks
— Upper-Intermediate English level or higher

Responsibilities:
— Design, implement, and maintain scalable, secure, and high-performance backend systems
— Build and manage RESTful APIs for seamless integration and smooth user interactions
— Optimize database queries, manage schemas, and ensure data integrity with large datasets
— Collaborate with frontend engineers, product managers, and cross-functional teams to deliver impactful features
— Contribute to system architecture design, ensuring scalability, resilience, and maintainability
— Participate in code reviews, refactor code for performance, and suggest optimizations
— Ensure backend processes follow security, compliance, and data privacy best practices
— Monitor and optimize backend performance for a smooth user experience

What we offer:
— Flexible Work Environment: Opportunity to work remotely
— Premium Medical Insurance: Comprehensive health insurance for your well-being
— 1:1 English Classes: Individual English language training to enhance communication skills
— Great Team: Supportive, collaborative, and dynamic international team
— Equipment Provided: All necessary equipment supplied for efficient job performance
— Annual Vacation: 18 days of paid vacation and 7 days of paid sick leave
— Commitment to Hiring Ukrainians: Dedicated to hiring Ukrainian talent and promoting Ukraine as a fantastic place to work
— Flexible Payment System: Allows you to withdraw funds easily with multiple options

Does this position sound like a perfect match? We’re eager to hear from you!

Справді масштабні речі створюються без зайвого шуму. Ми не будуємо корпоративний конвеєр — наша компанія нагадує радше закритий клуб, де кожен інженер на своєму місці. Ми завжди беремо якістю, а не кількістю, сфокусовано створюючи продукти світового масштабу.

Зараз ми шукаємо потужного Backend Developer, який готовий доєднатися до нашої команди. Ми розробляємо власну high-load рекламну платформу в сфері AdTech, яка вже зараз обробляє 4 мільйони запитів на секунду. На вас чекають дійсно складні інженерні виклики, робота з різноманітним кодом та безпосередня участь у розвитку архітектури нашого продукту.

Що ми очікуємо від вас:

• Досвід: від 3 років комерційної розробки на Node.js (досвід роботи з high-load проєктами буде значною перевагою).
• Бази даних під високим навантаженням:
  • розуміння реляційних моделей;
  • експертиза в індексуванні та кешуванні даних;
  • досвід вставки даних під високим навантаженням;
  • практичний досвід з чимось із цього переліку: ClickHouse, Redis/Tarantool, MySQL, Kafka.
• Мережа: впевнене знання базових протоколів передачі даних (HTTP/HTTPS).
• Рівень англійської — B1 (Intermediate) і вище.
• Розуміння домену AdTech стане ВЕЛИЧЕЗНИМ плюсом.

Буде круто, якщо ви маєте досвід з:

• CDN та кешуванням контенту.
• Управлінням On-premise інфраструктурою: балансування навантаження (наприклад, Nginx) та базове налаштування Linux-серверів.
• Архітектурою масштабування: горизонтальне/вертикальне масштабування, шардування даних.
• Elasticsearch.

Що ми пропонуємо:

• Атмосфера: невеликий колектив сильних інженерів (частково в Києві). Ми цінуємо ваш внесок та експертизу, а не відсиджені години.
• Перспективи: реальна можливість безпосередньо впливати на архітектуру та швидко вирости до рівня Lead.
• Процеси: український менеджмент і абсолютна відсутність бюрократії. У нас немає часу на корпоративні ігри — ми робимо крутий власний Product.

Якщо ви втомилися від безликих корпорацій і хочете вкладати свій талант у щось по-справжньому глобальне, масштабне та якісне, працюючи пліч-о-пліч із кращими — чекаємо на ваше резюме.

Шукаємо сильного бекенд-інженера для модернізації великого PHP моноліту у сервісну архітектуру.

- Expert PHP + сильний Node.js від 10 років досвіду
- Досвід enterprise-систем і декомпозиції монолітів
- AWS (Lambda, API Gateway), REST/GraphQL
- English level: B2+
Remote | Full-time | Long-term

🛠 Технічний стек:

• Основний бекенд-стек: Node.js, Express.js, NestJS, TypeScript,JavaScript.
• Бази даних та кешування: MySQL, DynamoDB.
• Черги та стрімінг даних, робота з пам'яттю: Kafka, Redis.
• Інфраструктура та DevOps для бекендера: Docker, AWS, Nginx, GitHub Actions
• Буде плюсом: Blockchain / Web3 Development: Web3.js.

🔧 Твої задачі:

• Розробка серверної логіки та API (REST/GraphQL)
• Робота з базами даних (MySQL, DynamoDB), написання SQL-запитів, оптимізація структури даних
• AWS: Lambda, SQS, S3, DynamoDB (serverless, async processing, NoSQL)
• Кешування та оптимізація продуктивності (Redis)
• Інтеграція з зовнішніми сервісами та чергами повідомлень (Kafka, DynamoDB) Реалізація аутентифікації та авторизації, захист даних та контроль доступу
• Написання unit- та інтеграційних тестів, забезпечення стабільності сервісів (Mocha, Jest)
• Контейнеризація та деплоймент (Docker, AWS, Nginx, CI/CD)
• Моніторинг, логування та підтримка коду для масштабованості
• Буде плюсом: Робота з Web3.js та смарт-контрактами для blockchain-проєктів.

🧠 Наші очікування:

• Досвід роботи з Node.js, TypeScript, Express.js або NestJS
• Розуміння роботи з базами даних (MySQL, PostgreSQL) та кешування (Redis)
• Досвід роботи з API (REST, GraphQL) та інтеграції зі сторонніми сервісами
• Розуміння принципів аутентифікації, авторизації та безпеки
• Навички тестування та забезпечення стабільності сервісів (unit, integration tests)
• Розуміння принципів контейнеризації та деплойменту (Docker, AWS, Nginx, CI/CD)
• Вміння працювати у команді, брати відповідальність за результат та дотримуватись дедлайнів
• Досвід роботи з, Kafka або з чимось аналогічним.

💡 Ми пропонуємо:

• Конкурентну винагороду
• Гнучкий графік
• Роботу над власними та аутсорс-проєктами
• Можливість впливати на технічні рішення
• Професійне зростання в команді досвідчених розробників
• Дружню атмосферу та підтримку.