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Senior Backend Engineer job description

A Senior Backend Engineer is a highly skilled software developer focused on the server-side logic and architecture of software applications. They are responsible for developing and maintaining the technology that powers the backend of web and mobile applications, ensuring scalability, performance, and security.

Alexandros Pantelakis
Alexandros Pantelakis

HR content specialist at Workable, delivering in-depth, data-driven articles to offer insights into industry and tech trends.

Use this Senior Backend Engineer job description template to advertise open roles for your company. Be sure to modify requirements and duties based on the unique needs of the role you’re hiring for.

What is a Senior Backend Engineer?

A Senior Backend Engineer is an experienced software developer specializing in the server-side development of applications. They work on creating robust, scalable, and secure backend systems that support web and mobile platforms, manage data flow between servers and users, and integrate with other services and databases.

What does a Senior Backend Engineer do?

A Senior Backend Engineer designs and implements the core logic and databases that power applications, ensuring they can handle high volumes of traffic and data efficiently. They work closely with front-end developers to integrate user-facing elements, maintain and improve system architecture, and develop APIs that allow different applications to communicate.

Their role is crucial in creating seamless, efficient, and secure digital experiences.

Responsibilities of a Senior Backend Engineer include:

  • Designing and implementing server-side logic and database architecture
  • Ensuring application performance, scalability, and security
  • Integrating user-facing elements with server-side logic
  • Developing and maintaining APIs for web and mobile applications

Job brief

We’re seeking a Senior Backend Engineer to join our Product team, contributing to the development of our leading SaaS recruiting software. This role involves designing and implementing server-side logic, ensuring application scalability and security, and maintaining our technology stack, including Rails, Node, Java, PostgreSQL, MongoDB, and more.

The ideal candidate will have a passion for web technologies, a strong background in relational databases, and experience in a modern software development environment. You’ll work in a dynamic, agile team environment, developing features that impact thousands of users worldwide.


  • Develop and maintain server-side application logic
  • Design and manage database architecture and server integration
  • Ensure application scalability, performance, and security
  • Develop APIs for web and mobile applications
  • Collaborate with front-end developers for seamless application integration
  • Implement automated testing and participate in code reviews
  • Stay updated with new technologies and best practices in backend development

Requirements and skills

  • 4+ years of experience in backend development using Ruby, Node, or Java
  • Strong knowledge of relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis, Elastic)
  • Proficiency in object-oriented design, multi-threading, and asynchronous programming
  • Experience with testing frameworks and unit/integration testing
  • BS/MS in Computer Science, Engineering, or related field
  • Familiarity with frontend frameworks, information security practices, AWS, Kubernetes, and Elasticsearch preferred

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