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Backend Developer Jobs

286 Job Offers

Backend Engineer - AI Developer Platform
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Join N26 in Berlin to build our internal AI Developer Platform. You will create core services, tools, and a marketplace that empowers engineers with scalable AI capabilities. We seek a backend engineer experienced in Kotlin, Go, Python, or TypeScript, with curiosity for AI and platform developmen...
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Germany , Berlin
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N26
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Java Backend Developer
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Join our Technology team in Mississauga as a Java Backend Developer. This intermediate role requires 5-8 years of expertise in Java, Spring Boot, and RESTful APIs. You will design and implement scalable applications, working with both SQL and NoSQL databases. Contribute to the full development li...
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Canada , Mississauga
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94300.00 - 141500.00 USD / Year
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Citi
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Senior Java Backend Developer
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Join our team in Brasov as a Senior Java Backend Developer. You will design robust enterprise services, optimize complex PL/SQL, and drive integrations for critical systems. We require 7+ years of Java expertise, deep Oracle PL/SQL skills, and proficiency in Spring. Enjoy flexible remote/hybrid w...
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Romania , Brasov
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Not provided
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NTT DATA
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Backend developer C#
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Join SIG, a global leader in packaging systems, as a Backend Developer (C#). You will maintain and develop core applications, design secure Web APIs, and ensure high-quality standards. This role offers competitive pay, hybrid work flexibility, and growth opportunities within an international team.
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SIG Group
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Backend developer C# / Tester
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Join SIG as a Backend Developer C#/Tester in Neuhausen. Utilize your 3+ years in C#, web development, and Scrum to maintain core applications and design secure Web APIs. Benefit from a hybrid model, competitive pay, and coaching in this global industry leader. Ideal candidates have frontend skill...
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Switzerland , Neuhausen
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SIG Group
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Senior Java Backend Developer
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Seeking a Senior Java Backend Developer in India to architect secure, high-performance microservices. You'll need deep expertise in Java, Spring Boot, relational databases, and OAuth/OIDC. Lead a backend pod, mentor junior developers, and enforce security best practices.
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Location
India
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Bridge Soft Solutions
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AWS Backend Developer
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Join our Toronto team as a Senior AWS Backend Developer. Design and build secure, scalable microservices and serverless solutions using Node.js, Python, and core AWS services. This hands-on role requires 7+ years of cloud development experience and offers strong ownership from design to deploymen...
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Canada , Toronto
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65.00 - 75.00 CAD / Hour
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Apex Systems
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Sr Backend Developer
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Seeking a Senior Backend Developer with 8+ years in Agile .NET environments. You will scale a cloud-based SaaS platform using C#, .NET 10, and Azure, while building high-performance APIs. This role offers a full benefits package and the chance to influence system architecture for a US-based team.
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United States
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65.00 - 75.00 USD / Hour
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ProFocus Technology
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Backend Developer - Node.js (GCP)
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Join our team in Pune as a Backend Developer specializing in Node.js and Google Cloud Platform. You will design and maintain scalable microservices and RESTful APIs, leveraging GCP services like Kubernetes Engine and Firestore. This role offers exposure to large-scale systems, a collaborative Agi...
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India , Pune
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Vodafone
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Backend Java Spring Boot Developer
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Join our team in Mississauga as a Backend Java Spring Boot Developer. You will design and build scalable microservices and REST APIs using Java and Spring Boot. Work with modern cloud platforms, SQL/NoSQL databases, and CI/CD pipelines. Collaborate in an Agile environment to develop high-performa...
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Canada , Mississauga
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130000.00 USD / Year
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Realign
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Senior Java Backend Developer
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Join Citi in Chennai as a Senior Java Backend Developer. Design and build high-performance, scalable systems using Java, Kafka, and Spring Boot in a microservices architecture. Leverage your 8+ years of experience with real-time streaming (e.g., Apache Flink) and DevOps practices (CI/CD, Docker)....
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India , Chennai
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Citi
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Fullstack Developer – Backend Background
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Join our Warsaw biotech client as a Fullstack Developer with a backend focus. Leverage your expertise in Node.js v18+, NestJS, React, and Neo4j with Cypher to build scalable applications. Enjoy a long-term role with clear career growth, comprehensive benefits, and a supportive team environment.
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Poland , Warsaw
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Astek
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AEM Edge Delivery Services (EDS) Backend Developer
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Seeking a seasoned AEM Edge Delivery Services Backend Developer to build and optimize cloud-native AEM platforms. You will lead backend engineering, focusing on AEM Cloud Service, Content Fragments, GraphQL, and Sling/OSGi services. The role requires strong expertise in Java, API design, DevOps, ...
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Argentina
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Valtech
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AEM Edge Delivery Services (EDS) Backend Developer
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Seeking a Senior AEM EDS Backend Developer in Brazil. You will build and optimize cloud-native AEM platforms using Java, Sling/OSGi, and GraphQL APIs. Lead backend engineering for scalable, secure deployments with a focus on performance and DevOps. Enjoy remote flexibility and strong career devel...
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Brazil
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Valtech
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Intern Java Backend Developer
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Join our team in Warsaw as a Java Backend Developer Intern. Gain hands-on experience developing microservices and RESTful APIs for global EV and Fuel platforms using Java and Spring Boot. You'll work with databases like PostgreSQL in an Agile environment, supported by expert mentorship. This inte...
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Poland , Warsaw
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Circle K
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Lead Java Backend Principal Developer
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Lead Java Backend Principal Developer role in Mississauga. Architect and lead large-scale, enterprise platforms using modern Java and microservices. Provide technical direction for secure, high-performance systems handling millions of daily requests. Cloud and IAM expertise required.
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Canada , Mississauga
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120800.00 - 170800.00 USD / Year
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Citi
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Senior Java Backend Developer
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Seeking a Senior Java Backend Developer in Pune. Design and build robust microservices using Java, Spring Boot, and relational databases. This role involves full lifecycle development, mentoring, and ensuring high-quality, scalable solutions. Ideal for a developer with 3-7 years of professional b...
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India , Pune
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Citi
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Backend Developer
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Join Citi in Mississauga as a Backend Developer (AVP). Utilize 5-8 years of Java, Spring Boot, and React expertise to design and implement critical applications. You will manage full development cycles, ensure system security, and solve complex problems in a dynamic environment. This role offers ...
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Canada , Mississauga
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94300.00 - 141500.00 USD / Year
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Citi
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Senior Java Backend Developer
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Join our team in Merrimack as a Senior Java Backend Developer. You will design innovative solutions and build robust, enterprise-grade applications using Java, Spring Boot, and microservices. This role requires 8+ years of Java experience and expertise in cloud technologies, REST APIs, and CI/CD.
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United States , Merrimack
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NTT DATA
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Java Backend Developer
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Portugal , Porto, Lisbon
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We Are Meta
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About the Backend Developer role

Are you a logical problem-solver passionate about building the robust systems that power our digital world? Your search for rewarding backend developer jobs begins with understanding this critical and in-demand profession. A Backend Developer is the architect of the server-side logic, databases, and application programming interfaces (APIs) that form the foundation of any web application, mobile app, or software service. While users interact with the sleek frontend interface, it is the backend developer who builds and maintains the complex engine, ensuring everything runs smoothly, securely, and efficiently behind the scenes.

Professionals in backend developer jobs are responsible for the core functionality of an application. Their typical day involves writing clean, scalable code to handle business logic, designing and managing databases (both relational like PostgreSQL and NoSQL like MongoDB), and developing secure and well-documented APIs that allow the frontend to communicate with the server. They build the very infrastructure that processes user requests, performs complex calculations, manages data storage and retrieval, and ensures the seamless flow of information. This role is fundamental to creating applications that are not only functional but also fast, reliable, and capable of handling millions of users.

Common responsibilities for backend developers extend beyond just writing code. They are deeply involved in system architecture, often designing and implementing microservices—a modern approach where an application is built as a suite of small, independent services. They focus on performance optimization, ensuring low latency and high throughput for data-heavy operations. Security is a paramount concern, requiring them to implement robust authentication, authorization, and data protection measures. Furthermore, backend developers are integral to the entire software development lifecycle, participating in system analysis, creating technical documentation, writing unit and integration tests, troubleshooting complex issues, and deploying applications using CI/CD pipelines and containerization tools like Docker and Kubernetes.

To succeed in backend developer jobs, a specific and robust skill set is required. Proficiency in one or more server-side programming languages is essential, with common choices being Java (often with the Spring Boot framework), Python (with Django or Flask), C#, Node.js, or Go. A strong grasp of database technologies, including both SQL and NoSQL principles, is non-negotiable. Understanding architectural patterns like microservices and concepts like RESTful API design, concurrent programming, and distributed systems is highly valued. Familiarity with cloud platforms (such as AWS, Azure, or GCP), version control with Git, and container orchestration is increasingly standard. Beyond technical prowess, successful backend developers possess exceptional analytical and problem-solving skills, a meticulous attention to detail, and the ability to collaborate effectively with frontend developers, product managers, and other stakeholders. If you are ready to build the digital backbone of tomorrow, explore the vast array of backend developer jobs available and launch a career at the heart of technology innovation.