Jobs Backend

   Responsibilities

Develop backend logic using Java

Work with Spring Framework (Core, Boot, MVC)

Design and interact with databases (PostgreSQL)

Use JPA / Hibernate for data persistence

Implement authentication and authorization (Spring Security)

Maintain and improve existing codebase

Integrate frontend components (HTML / CSS / JavaScript / jQuery / Bootstrap)

Collaborate with the development team

  Requirements

Basic knowledge of Java (Core)

Understanding of OOP principles

Experience with Spring Framework

Knowledge of JPA / Hibernate

Basic experience with PostgreSQL

Understanding of REST APIs

Basic frontend skills:

HTML

CSS

JavaScript

jQuery

Bootstrap

Basic understanding of Spring Security

Ability to read and understand existing code

  Nice to Have

Experience with Docker

Familiarity with Git

Understanding of microservices architecture

Experience with RabbitMQ or other message brokers

  What We Offer

Work on real-world projects

Mentorship and professional growth

Flexible working hours

Fast career development opportunities

Friendly, low-bureaucracy team

Description

Our client is a leading provider of automotive services and digital marketing software, connecting the vehicle lifecycle from factory to scrapyard. They facilitate vehicle remarketing, logistics, and digital retail solutions for dealers, manufacturers, and fleet operators, specializing in defleeting, vehicle refurbishment, and electric vehicle (EV) infrastructure.

The new Marketplace is a next-generation platform that will unify vehicle remarketing across Europe. It represents a major step forward in delivering a scalable, multi-channel, and buyer-centric digital experience, while enabling OEMs, fleet clients, and dealers to operate more efficiently across borders.

Requirements

• Software Engineering background with hands on experience of .Net, AWS, Infrastructure-as-Code (Terraform), SQL & No-SQL databases and Event Driven systems.
• Experience working within fast paced teams, using Continuous Delivery and modern software Engineering practices.
• Demonstrable experience in delivering CLEAN code to a high standard, delivering software to an agreed specification and standard.
• Experience working with Product driven teams, adapting to changing demands of customers within a Lean / Agile environment.
• Experience of Test Driven Development (TDD).

Skills & Knowledge – Interpersonal and Non-Technical Skills
• Excellent interpersonal skills, verbal and written communication skills when working with both technical and non-technical stakeholders.
• Ability to articulate arguments well and is comfortable working with a wide range of stakeholders.
• A strong natural focus on what matters; delivering value and designing to minimise risk.
• Hands-on experience of working through the end-to-end project lifecycle within an Agile environment.
• The ability to work across multiple priorities in parallel and the ability to contribute to wider group strategies.
• Ability to work alone or collaboratively with minimal supervision.

The core tech Stack is emerging as follows:

• Could Platform: AWS
• IAC: Terraform
• Primary Compute: .NET 8 / Linux / Docker / AWS ECS

Elasticsearch (experience and how to query it effectively and how to ensure the index is modelled for performance)
• Worker Compute: AWS Lambda
• GraphQL – Apollo
• Databases: AWS DynamoDB
• Messaging: AWS EventBridge, SNS/SQS
• Web Experience: React
• Source Control: GitHub Enterprise
• CICD: GitHub Actions
• Observability: New Relic

Job responsibilities

As a Senior Software Engineer, you will play a key role in the development of the New Marketplace website.

You will work closely with cross-functional teams to deliver high-quality, scalable, and performant solutions that meet our users’ needs. If you are passionate about software development and have a strong background in .NET technologies, we want to hear from you.

Delivery of Quality is a must, and you will pride yourself not only on your code but also all aspects of you work.

Senior .NET Engineer (Industrial Robotics & Automation)

Location: Remote (with onsite visits to Germany) 

Language Requirements: German (B2) & English (B2) 
Key Stack: .NET, WPF/WinUI, C++/CLI, Hardware Integration

ABOUT THE PROJECT

Our client is a pioneer in optics manufacturing, developing a next-generation industrial platform. This isn't just "another enterprise tool", it’s a sophisticated ecosystem that merges high-end software engineering with robotics, advanced sensors, and real-time data processing. The platform provides intelligent control and automation for production processes where precision is measured in microns.
 

YOUR ROLE

As a Senior Engineer, you will be the bridge between complex algorithms and physical hardware. You will design and build high-performance desktop interfaces, handle real-time data from sensors, and ensure seamless communication between managed .NET code and low-level native modules.
 

RESPONSIBILITIES

• Core Development: Design and develop high-performance desktop applications using .NET/WPF/WinUI, focusing on real-time data visualization and control interfaces.
• Hardware Connectivity: Integrate software with robotics systems, sensors, and external SDKs using protocols like TCP/UDP, WebSocket, or gRPC.
• Native Interop: Work with C++ DLLs and native modules to bridge managed and unmanaged code layers for maximum performance.
• System Optimization: Optimize the platform for real-time processing in demanding industrial environments.
• Stakeholder Collaboration: Actively communicate with German-speaking partners and stakeholders, including onsite visits to Germany to clarify requirements and validate solutions.

• Architecture: Contribute to high-level architectural decisions and technical design, ensuring the system is fault-tolerant and scalable.

   

REQUIREMENTS

• Expertise in .NET: 5+ years of experience with C#, .NET, and .NET Core.
• Desktop Mastery: Strong experience with WPF, WinUI, or MAUI and deep knowledge of the MVVM pattern.
• Low-Level & Hardware: Practical experience with hardware integration, external SDKs, and working with native modules (C++/DLLs).
• High Performance: Solid understanding of multithreading, async/await, and performance profiling.
• Networking: Knowledge of communication protocols (TCP/UDP, WebSocket, REST, or gRPC).
• Languages: * German (B2 or higher): Essential for business trips and direct communication with the client.
  • English (Upper-Intermediate): For internal documentation and global collaboration.

• Autonomy: Proven ability to design systems from the ground up and make justified technical decisions.

   

NICE TO HAVE

• Experience in robotics, industrial automation, or R&D environments.
• Familiarity with 2D/3D visualization or custom UI components.
• Knowledge of path planning, signal processing, or mathematical modeling.
• Experience with measurement data processing.

We are looking for a skilled Shopify Developer to join our team and help us enhance our e-commerce platform. This role requires a strategic thinker with a robust full stack development background and a deep understanding of Shopify's platform. If you're passionate about e-commerce development, enjoy solving technical challenges, and have experience building user-friendly online shopping solutions, this is the perfect opportunity for you. 

Key responsibilities: 

• Develop, maintain, and optimize Shopify websites.
• Develop and integrate custom apps using Shopify’s API to extend website functionality. 
• Customize Shopify themes and build new features to meet business needs. 
• Ensure best practices in coding, performance, accessibility and security. 
• Troubleshoot and resolve issues related to Shopify websites. 
• Stay updated with the latest trends and technologies in e-commerce and Shopify development. 
• Collaborate with cross-functional teams. 
   

Required Skills and Qualifications: 

• Strong understanding of Shopify architecture, APIs, and Liquid templating. 
• Strong skills in React.js, GraphQL, HTML5, CSS3. 
• Extensive JavaScript experience, particularly with React.js and GraphQL. 
• Experience working in Agile teams and methodologies. 
• Strong familiarity with third-party libraries and APIs. 
• Proficiency with design tools like Sketch, Figma, or Invision. 
• Excellent problem-solving skills and attention to detail. 
• Strong communication skills for effective cross-functional collaboration. 
• English – Intermediate level and higher. 
   

Nice to have: 

• Experience with e-commerce optimization, SEO principles, and the Google Analytics suite. 
• Familiarity with project management tools such as Jira. 
• Certifications in Shopify development or similar credentials. 
   

What We Offer: 

• Competitive salary based on experience. 
• A vibrant and supportive work environment. 
• Opportunities for professional growth and development. 
• Flexibility in hours and remote working. 

CrunchCode — міжнародна сервісна ІТ-компанія з досвідом близько 7 років у розробці вебсервісів і вебзастосунків. Ми працюємо у форматах staff augmentation (outstaff) та outsourcing і підключаємо спеціалістів до проєктів клієнтів у довгостроковій моделі співпраці.

Ми працюємо переважно з проєктами в доменах логістики (включно з last mile),e-commerce, fintech та банкінгу, а також enterprise-рішеннями.
Для нас важливо, щоб проєкт був “чистим” і зрозумілим з точки зору етики та цінності для користувачів.

Ми принципово не беремо проєкти, пов’язані з:
● gambling / гемблінгом,
● adult-контентом та порнографією,
● шахрайством або будь-якою розробкою, що спрямована на обман чи маніпуляції.

What We Offer:
● Fully remote work
● Long-term, stable project
● High level of autonomy and trust
● Minimal bureaucracy
● Direct impact on business-critical logistics systems
● Long-term engagement, not a short-term contract.

Project Overview:
New product development integrated into an existing client solution. The team builds cloud-based and AI-driven features using modern full-stack and generative AI tooling. Long-term project with no fixed end date. The Tech Lead role is hands-on development first — team management is secondary.

Duration: Long-term (~2 years+)

Tech Stack:
Python, Jupyter Notebooks, AWS, React, Node.js, Cursor, Claude Code, Windsurf, CI/CD

Requirements (Must-have):
- Strong Python experience in a data or engineering context
- English B2+
- Hands-on experience with Jupyter Notebooks and cloud-based analysis tools
- Proven use of Generative AI coding tools (3–6 months minimum with Claude Code or similar)
- Tech Lead or senior-level experience with hands-on development focus
- Experience with AWS and cloud-based development

Responsibilities:
- Lead technical direction while remaining hands-on in day-to-day development
- Build and maintain data analysis workflows using Python and Jupyter Notebooks
- Develop cloud-based analytical solutions and data pipelines
- Contribute to full-stack development (React / Node.js) where needed
- Leverage Generative AI tools (Cursor, Claude Code, Windsurf) daily
- Collaborate closely with 2 Full-Stack Developers within a tight-knit team

Nice to Have:
- Full-stack development background (React + Node.js)
- Data Science or Data Analysis background
- Experience building agentic or LLM-integrated systems

Hiring Process:
- Intro call
- Technical discussion
- Offer
Start: ASAP (flexible)

Responsibilities

• Developing functionality for personal accounts for webmasters and administrators.  
• Creation of a system for receiving and processing postback notifications from partners. 
• Integration of third-party services (SMS gateways, anti-fraud, Geo-IP).  
• Code coverage with tests (PHPUnit). 

Requirements

• At least 3 years of experience in commercial development on Symfony. 
• Ability to write clean, maintainable code (SOLID, DRY).  
• Experience with PostgreSQL (complex joins, indexes). 
• Experience with queues (Redis/RabbitMQ). 
• Attention to detail.  

🧑‍💻 Middle Software Engineer (.NET / AWS / React)

📌 About the Product

We are building a comprehensive IT Security platform that automates security analysis processes, integrates with development tools, and performs code scanning.

The product includes:

• A central portal (API + frontend)
• A set of tools for code analysis and security scanning
• Data processing pipelines for security metrics
• AI-powered components (agents and workflows)

🚀 Responsibilities

• Develop and maintain backend services using .NET
• Work with the frontend built in React (TypeScript)
• Integrate with external systems (e.g., GitHub, Jira, security scanning tools)
• Design and optimize background jobs for data collection and processing
• Contribute to internal tools development (.NET / Python)
• Work with AWS infrastructure (ECS, Lambda)
• Participate in CI/CD processes (GitHub Actions)
• Containerize and manage services using Docker

✅ Must-have requirements

• 2+ years of experience with .NET (C#)
• Hands-on experience with React + TypeScript
• Practical experience with AWS (especially ECS and/or Lambda)
• Strong understanding of Docker
• Experience designing and working with REST APIs and integrations
• Understanding of CI/CD practices (GitHub Actions or similar)
• Experience with Git and modern development workflows

⭐ Nice to have

• Experience with Python (automation, scripting, tooling)
• Knowledge of Infrastructure as Code (Terraform)
• Experience with container orchestration (ECS, Kubernetes)
• Experience building custom GitHub Actions (TypeScript)
• Background in Application Security / DevSecOps
• Experience with AI/LLM:
  • Building agents or workflows
  • Familiarity with Semantic Kernel or similar frameworks
• Experience with metrics collection systems or data pipelines

🧠 What we offer

• Opportunity to work on a complex product in the IT Security domain
• Ability to influence architecture and technical decisions
• Modern tech stack (cloud, AI, automation)
• Flexible environment with growth opportunities

Description

Our client is an innovative medical device manufacturer in the United States that develops devices and software applications.

At this project, you will have a great opportunity to be involved into the full development life cycle of medical software, which is intended to help individuals by processing certain information taken from medical devices to identify health trends and to track daily activities. Additionally, there are opportunities to work with medical devices in the scope of end-to-end testing.

Requirements

Must Haves:

• Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field
• 3+ years of work experience
• Minimum 2+ years with a security-focused role or equivalent hands-on experience implementing secure systems.
• Strong programming skills in C# or a similar modern object-oriented programming language.
• Experience with low-level embedded serial communication protocols such as UART, and USB. 
• Proficiency in C# and good coding style, with good commenting habits
• Experience in developing dynamic-link libraries (DLL) to create APIs
• Experience developing software to interface with devices and test equipment, over TCP/IP, USB, or serial communication
• Comfortable comprehending code in various languages, including C and Python
• Familiarity with version control systems (Git), and release methodologies
• Disciplined and detail-oriented; consistently delivers robust, readable code
• Excellent proactive communication skills, both verbal and written, including through collaboration
• tools (e.g., Jira, Confluence, Teams)
• Excellent analytical, independent problem-solving skills, and ownership of deliverables

Nice to have:

• Some exposure to using web APIs over REST is a plus
• Familiarity with software QA processes in regulated environments (e.g., medical device, FAA, SEC, DoD, Title 21 CFR Part 11) is preferred.
• Understanding of microprocessor features such as digital I/O, timers, ADCs, UARTs, low power
• modes, etc.
• Comfortable reading hardware data sheets
• Experience developing drivers to control lab equipment such as oscilloscopes, multimeters, and power supplies

Job responsibilities

• Design and develop secure, high-quality C# software for manufacturing tools and fixtures used in the production of our Cardiac monitoring devices.
• Collaborate with the software team on the design, implementation, and documentation of secure software systems that support manufacturing and production processes for medical devices.
• Define and enforce cybersecurity best practices throughout the manufacturing software development lifecycle (SDLC), including code reviews, and vulnerability assessments.
• Familiarity with NIST SP 800-series security controls for software design, including the implementation of Multi-Factor Authentication (MFA), identity management, and cryptographic best practices.
• Collaborate with manufacturing engineering, IT/OT teams, quality, and regulatory functions to ensure that production software systems meet both operational and security requirements.
• Develop and maintain secure interfaces between manufacturing equipment and other enterprise systems.
• Support compliance with medical device and cybersecurity standards, including FDA Premarket Cybersecurity Guidance, ISO/IEC 81001-5-1, IEC 62304, ISO 13485, and ISO/IEC 27001.
• Support verification and validation activities, including documentation aligned with medical device regulatory frameworks

We are a product-focused iGaming company with a fast-paced development environment and high-load B2C products.

We are currently looking for an experienced Senior Python Developer.
 

Responsibilities:

• Participate in the design and development of new functional modules and services in Python
• Maintain and optimize existing code, fix bugs
• Work with relational databases (PostgreSQL, MySQL), NoSQL storage (Redis), and message queues (RabbitMQ, Kafka)
• Implement and support testing (unit tests, integration tests)
• Collaborate with frontend, QA, and DevOps teams to ensure application quality and performance at all stages of development
• Participate in code reviews and architectural discussions
• Document code and maintain technical documentation / interact with system analysts
   

Requirements:

• 5+ years of commercial experience with Python
• Experience with asynchronous programming (aiohttp, asyncio)
• Strong knowledge of FastAPI
• Confident use of version control systems (Git)
• Experience with relational databases and writing complex SQL queries
• Solid understanding of OOP principles and design patterns
• Understanding of architectural principles (SOLID, DDD, Clean Architecture)
• Experience writing unit and integration tests
• Basic knowledge of Docker and understanding of CI/CD fundamentals
   

Nice to have:

• Experience with cloud platforms (AWS, GCP, Azure)
• Experience with monitoring and logging tools (Prometheus, Grafana, Sentry)
• Understanding of Event-Driven Architecture
   

Conditions:

• Fully remote work format, Monday–Friday schedule
• Opportunities for growth and development in a strong team
• Paid vacation and sick leave + additional days off

We are currently looking for an experienced C# Developer (Middle to Senior level) to join an ongoing project. This is a great opportunity for a skilled professional who is ready to start immediately and work in an international environment.

Key Requirements:

• Strong experience with C# and .NET technologies
• Commercial experience at Middle level or higher
• Good spoken English (required for communication with the client and team)
• Ability to work independently and as part of a distributed team

Project Details:

• Start date: ASAP
• Duration: Confirmed until December 31, 2026, with a strong possibility of extension
• Work environment: International team, English-speaking

🚀 Project Description

We are building an MVP for a digital planning platform.
 

The platform will allow doctors to upload 3D dental scans, run ML-powered processing, and use the results inside a planning workflow

From the engineering side, this role is focused on Backend + DevOps / MLOps, with strong ownership over the technical foundation of the product. 

The main goal is to create a reliable environment for deploying and serving ML models, building processing pipelines, exposing APIs, and using AI Tools for maximum productivity.
 

✅ You are:
 

• Have practical experience from commercial projects, pet projects, hackathons, or open-source contributions
• Confident with Python or Java, with readiness to work close to ML workloads and model-serving pipelines
• Comfortable building backend services and REST APIs
• Understand system design, asynchronous processing, and service integration
• Have experience with Docker and deploying services in cloud environments
• Understand how to build and maintain CI/CD pipelines
• Have hands-on experience with AWS or similar cloud platforms
• Are comfortable working with PostgreSQL
• Can design and implement backend components that interact with ML models
• Understand logging, monitoring, environment setup, and deployment workflows
   

➕ Will be a plus:
 

• Experience with MLOps or model-serving infrastructure
• Experience deploying ML models for inference on CPU
• Familiarity with FastAPI, Spring Boot, or similar backend frameworks
• Experience with AWS services
• Understanding of job queues, background workers, and long-running processing workflows
• Experience with 3D, computer vision, or scan-processing products
• Familiarity with infrastructure-as-code tools such as Terraform
• Comfortable working with AI platforms and developer tools such as Cursor, Claude Code, or Codex
   

♟️ What We Expect from You:
 

• Use modern AI tools, frameworks, and approaches to work faster and more effectively
• Make practical decisions that help us launch faster without unnecessary overengineering
• Proactively identify bottlenecks, propose solutions, and help shape technical decisions
• Be comfortable working in an evolving product with changing priorities and early-stage ambiguity
   

🔑 Responsibilities:
 

• Implement and enhance backend services for the MVP
• Create the initial cloud environment for development, testing, and production
• Set up and maintain deployment pipelines
• Deploy and serve ML models on CPU-based infrastructure
• Build and support processing pipelines for model execution and result delivery
• Work closely with the ML engineer to integrate segmentation, alignment, and other model outputs into the platform
• Configure logging, monitoring, and basic operational observability
• Ensure the system is reliable, maintainable, and easy to extend
• Utilize AI to review pull requests and contribute to engineering best practices
   

🍩 What we offer:
 

• Opportunity to work on an innovative product in the medical-tech domain
• High ownership and direct impact on product architecture
• Flexible work hours within the European time zone
• A fast-moving environment where strong engineers can influence product and technical decisions
• Paid 200$+ AI assistants and modern engineering tooling
• Professional development support, latest courses and certifications
• 20 business days of vacation
• 5 sick leave days
• National holidays covered
   

🗣 Recruitment process:
 

✔️ Culture Fit Interview → ☑️ Technical Task → ✅ Follow-Up Interview → 🏁 Final Technical Interview

Job Description

Willingness to start your career in the IT industry
Basic knowledge of operating systems (Windows and Linux), computer network systems
Knowledge of fundamentals of Java programming language
Technical curiosity and interest in programming
Good knowledge of English (written and spoken)
Positive and open-minded attitude, communicativeness

Telecom domain knowledge

Job Responsibilities

Support operation of services in production

New features design and implementation

Defect investigation, bug fixing, troubleshooting

Unit and functional testing

Following design and coding standards accepted in the team

Interact with project management, other engineering teams, and other stakeholders as appropriate

Department/Project Description

We are seeking a highly motivated trainee Java Engineer to join our team and contribute to the development for a leading telecommunications provider

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

❗️Please note that this role is office-based for Poland, Warsaw.

❗️If you need to be relocated, we take care of the process.

We are looking for a skilled Team Lead Back-end Developer (Node.js) to join our team in Warsaw, Poland.

✅Responsibilities:
✔️ Being transparent with the team about challenges, failures, and successes;
✔️ Hiring and training technical personnel;
✔️ Determining project requirements and developing work schedules for the team;
✔️ Delegating tasks and achieving daily, weekly, and monthly goals;
✔️ Liaising with team members and management to ensure projects are completed to standard;
✔️ Motivating staff and creating a space where they can ask questions and voice their concerns;
✔️ Delegating work and assignments to team members;
✔️ Collaborating with their team to identify and fix technical problems;
✔️ Advanced level of English.

And for the Developer part:
✔️ In-house platform development;
✔️ 3rd party API integrations;
✔️ Actively participate in developing new features from scratch;

✅ Requirements:

✔️ At least 8+ years of experience, 3+ years in leadership;
✔️ Excellent technical, diagnostic, and troubleshooting skills;
✔️ Strong leadership and organizational abilities;
✔️ Knowledge of JavaScript and the ECMAScript 6 standards;
✔️ 3+ years of commercial experience with Node.js;
✔️ 5+ years of commercial experience in web development;
✔️ Commercial experience of working with DB;
✔️ Commercial experience in implementing REST and WebSockets;
✔️ Experience of GIT version control system;
✔️ Experience with databases MySQL;
✔️ Experience with RabbitMQ;
✔️ Experience with Redis.

✅Nice to Have:
✔️ Experience with TypeScript.

✅ We offer excellent benefits, including but not limited to:

🚀 Career growth opportunities in an international and dynamic environment;
📚 Opportunity to develop language skills with partial compensation for language courses;
🎁 Special gifts for birthdays, weddings, and newborns;
🏝️ 20 working days of paid annual vacation, plus paid sick leave;
🍲 Office snacks and refreshments;
🏋️‍♂️ Sports package to support a healthy lifestyle;
🩺 Comprehensive medical insurance for you and your partner;
📍 Comfortable office with great facilities in a prime location;
 🎉 Exciting corporate events, team-building activities, and international company parties.

Bold moves start here. Make yours. Apply today! 

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

❗️Please note that this role is office-based for Poland, Warsaw.

❗️If you need to be relocated, we take care of the process.

We are looking for a skilled Senior Node.js Developer to join our team in our Warsaw office.

✅ Requirements:

✔️Strong knowledge of JavaScript and the ECMAScript 6 standards;

✔️5+ years of commercial experience with Node.js and Nest.js;

✔️5+ years of commercial experience in web development;

✔️Commercial experience of working with high-load SQL or NoSQL 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 an Intermediate level 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:

🚀 Career growth opportunities in an international and dynamic environment;
📚 Opportunity to develop language skills with partial compensation for language courses;
🎁 Special gifts for birthdays, weddings, and newborns;
🏝️ 20 working days of paid annual vacation, plus paid sick leave;
🍲 Office snacks and refreshments;
🏋️‍♂️ Sports package to support a healthy lifestyle;
🩺 Comprehensive medical insurance for you and your partner;
📍 Comfortable office with great facilities in a prime location;
 🎉 Exciting corporate events, team-building activities, and international company parties.

Bold moves start here. Make yours. Apply today! 

LineUp is a fast-growing IT outsourcing company with 13 years of experience. We are currently looking for a Middle Backend Develope to join a long-term product project.

You will become part of the Smart City ecosystem - a large-scale software product for the Middle East market. This is a fully agile, product-oriented environment with real users and a tangible impact on urban infrastructure.
 

Key Responsibilities:

• Develop and maintain robust backend applications using Node.js and NestJS in a monorepo and microservices environment.
• Embrace and operate within a T-shaped approach, being ready to extend expertise beyond backend tasks to ensure end-to-end delivery of features.
• Work with PostgreSQL (AWS RDS) and Redis to design, implement, and optimize database and caching solutions.
• Develop and maintain integrations with various AWS services including SQS, S3, Lambda, IAM, System Manager, EC2, and EKS/ECS for cloud-native applications.
• Contribute to containerization and deployment processes using Docker, including building images and pushing to registries, implementing and maintaining CI/CD pipelines using GitLab runners.
• Implement and configure monitoring and observability using Prometheus and Grafana to ensure system health and performance.
• Collaborate closely with stakeholders and other developers to understand business requirements, translate them into high-quality technical solutions that meet those needs.
• Troubleshoot and debug backend issues, optimizing code to enhance performance and maintainability.
• Participate in the agile development process, contributing to scram events, fostering a collaborative and cross-functional team environment.
• Stay current with the latest technologies and best practices, and promote continuous learning and self-development within the team. Mentor other team members, providing guidance and sharing your knowledge.

Qualifications:

• Minimum of 2 years of experience in backend development with a focus on Node.js, NestJS, and related technologies.
• Knowledge or experience in Frontend development (specifically Next.js) is a significant plus.
• Knowledge or experience with automated tests (integration, E2E) is a significant plus.
• Willingness and mindset to work in a T-shaped model, contributing to various stages of the development lifecycle.
• Familiarity with microservices architectures and monorepo environments.
• Experience with PostgreSQL (AWS RDS), Redis, and backend data management.
• Knowledge of AWS services including SQS, S3, Lambda, IAM, EC2, and EKS/ECS.
• Understanding of Docker and CI/CD pipelines, with some experience using GitLab runners.
• Familiarity with monitoring tools such as Prometheus and Grafana.
• Ability to document backend designs and processes clearly.
• Strong problem-solving skills and attention to detail, with a drive to create high-quality, performant code.
• Ability to work both independently and as part of a team in an agile environment.
• Good communication skills, with the ability to interact professionally with team members and stakeholders.
• English at Upper-Intermediate level and above.

What We Offer:

• Competitive salary.
• A collaborative and innovative work environment.
• Professional development opportunities.
• The chance to work on exciting and challenging projects.
• A supportive company culture.