Backend Developer Specialist

2 days ago


Stockholm, Stockholm, Sweden Kisi Full time

Kisi is a leading provider of physical security technology solutions, aiming to revolutionize access and space management for businesses worldwide.

Our team consists of experienced professionals who share a common goal: ensuring seamless access and remote space management. As a Backend Developer at Kisi, you'll contribute to the design, development, and optimization of our API endpoints and hardware devices.

Key Responsibilities

As a Backend Developer at Kisi, your primary responsibilities will include:

  • Developing scalable backend systems and APIs, collaborating with frontend developers for seamless integration.
  • Writing clean, scalable code in languages like Python, Java, or Ruby, ensuring thorough testing and debugging for backend reliability.
  • Designing and optimizing SQL and NoSQL database schemas, ensuring data integrity and performance through efficient query optimization.
  • Utilizing Git for effective code management, maintaining clear documentation of code changes and system architecture.
  • Working with designers and product managers to deliver features on time, staying updated on backend technologies and improving technical skills.
Requirements and Qualifications
  • Backend Technologies: Proficient in frameworks like Ruby on Rails or Django.
  • Database Management Systems: Experienced in SQL databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., Redis, MongoDB).
  • Version Control Systems: Strong proficiency in Git.
  • Integrated Development Environments (IDEs): Experienced with robust IDEs like VSCode, IntelliJ IDEA, or Eclipse.
  • API Development: Able to design, develop, and implement APIs using frameworks like Ruby on Rails or Django.
  • Testing Frameworks: Understand testing methodologies and have hands-on experience with testing frameworks like Minitest and RSpec.
  • Cloud Platforms: Familiarity with cloud services like AWS (Amazon Web Services) or GCP.
  • Project Management and Collaboration: Proficient in project management software like GitHub, Slack, Google Meet.


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