Back-End Software Engineer

As a Back-End Software Engineer at I4 Energy, your main responsibilities include developing and maintaining web services using RESTful APIs, creating microservices for streaming and processing data, and enhancing system performance and reliability. You'll also design custom drivers for industrial communication protocols and maintain detailed technical documentation.

To qualify for the Back-End Software Engineer role at I4 Energy, applicants should have a BSc in Computer Science or a related field, along with strong server-side programming skills in languages such as TypeScript with Node.js/Deno or Java. Experience with NoSQL and RDBMS databases, as well as knowledge of CI/CD practices, is also essential.

Candidates for the Back-End Software Engineer position at I4 Energy should be proficient in server-side programming, specifically TypeScript with Node.js/Deno or Java. Familiarity with NoSQL and RDBMS databases, message brokers like Kafka and MQTT, and event-driven architectures are also crucial for success in this role.

While it's not mandatory, having knowledge of industrial protocols such as OPC/UA, Modbus TCP/RTU, and BACnet is considered a nice-to-have for the Back-End Software Engineer position at I4 Energy. This knowledge can enhance your contributions to our projects focused on industrial automation.

As a Back-End Software Engineer at I4 Energy, you can expect a competitive remuneration package, private health care insurance, stable long-term cooperation, and opportunities for business development. Our hybrid work model and parking facilities enhance your work-life balance, making I4 Energy a great place to advance your career.

When answering this question, highlight specific projects where you developed or maintained RESTful APIs. Discuss the challenges you faced, how you implemented best practices, and the technologies you utilized, particularly if you used those applicable to I4 Energy.

Share examples from your past experience where you implemented techniques such as load balancing, database sharding, or utilizing cloud infrastructure. Emphasize the importance of designing with scaling in mind from the outset, particularly in the context of I4 Energy's innovative solutions.

Detail your previous roles where you worked with microservices. Explain how you decomposed monolithic applications, defined service boundaries, and ensured communication between services, focusing on the advantages this architecture brings to the energy management domain.

Discuss your proficiency with specific programming languages like TypeScript or Java, supporting your claims with examples of projects that exhibit your coding style, problem-solving skills, and involvement in collaborative programming with your team at I4 Energy.

Offer a detailed account of a project where you integrated a message broker like Kafka. Explain the problem you were solving, your architecture design choices, and how they improved system performance, reliability, or data processing capabilities.

Outline your systematic approach to debugging issues, including tools or strategies you employ. Emphasize the importance of collaborating with your team to leverage collective knowledge, especially in a multidisciplinary environment like at I4 Energy.

Discuss specific tools you've used for Continuous Integration and Continuous Deployment, such as Jenkins or GitLab CI/CD, and how you set up pipelines for automation. Mention any experiences relating to speeding up deployment times or enhancing code quality.

Describe your approach to code reviews, focusing on the importance of constructive feedback, collaboration, and learning. Share any experiences you have that emphasize your open-mindedness and commitment to continuous improvement in a team setting.

If applicable, describe your experience with networking concepts and protocols relevant to IIoT, such as MQTT. Connect this experience to the requirements of the Back-End Software Engineer role and how it can leverage I4 Energy's solutions.

Reflect on what drew you to I4 Energy, such as their innovative approach to energy management and IIoT solutions. Discuss how your values align with their mission and how you see yourself contributing to their goals.