Senior Backend Software Engineer developing innovative technology for sustainable energy systems at Kraken. Tackling complex design and technical challenges in the evolving US energy market.
About the role
- Full-Stack Engineer developing full-stack software applications for IIoT data flows. Working with Python and React in a hybrid role across Cluj-Napoca, Brasov, and Oradea.
Responsibilities
- Designing, developing, and maintaining full-stack software applications that support IIoT data flows, device management, and enterprise integrations.
- Building robust backend services using Python-based frameworks and implementing scalable, maintainable application logic.
- Designing and implementing responsive, high-performance frontend applications using React and TypeScript.
- Creating and maintaining RESTful and event-driven APIs to enable seamless data exchange between edge systems, cloud platforms, and enterprise applications.
- Integrating software components with cloud-based fleet management systems and supporting edge computing deployments on IIoT gateways.
- Contributing to digital twin, condition monitoring, and industrial data integration solutions, including interfacing with OT data systems.
- Shaping system architecture through microservices, distributed systems, and cloud-scalable designs, while promoting modular, testable, and maintainable code.
- Collaborating with DevOps and QA teams to define and improve SDLC practices, automated build/test/deployment pipelines, and secure development processes.
- Implementing and promoting quality, security, and compliance best practices, including secure authentication, encryption, threat modeling, code reviews, and continuous quality assurance.
Requirements
- At least 5 years of experience in a similar full-stack or software engineering role, delivering production-grade applications in complex or distributed environments.
- Strong experience with Docker, including building containers, managing images, and handling container networking.
- Confidence working with Git, including branching strategies, pull requests, and resolving merge conflicts.
- Solid frontend development skills, with a strong preference for React (experience with Angular is considered a plus).
- Strong backend development experience, preferably using Python and frameworks such as FastAPI, Flask, or Django.
- Extensive experience designing, developing, and consuming REST APIs.
- Experience working with industrial, IIoT systems, including software that interfaces with edge devices, gateways, or OT environments.
- Good database skills, with experience in either relational (RDBMS) or NoSQL databases; experience with both is a strong advantage.
- Excellent problem-solving and communication skills, with the ability to work autonomously, operate from high-level or incomplete requirements, develop incrementally, de-risk decisions, and keep stakeholders informed throughout the process.
- Previous experience leading or mentoring engineering teams, driving technical decisions, and ensuring successful delivery of projects.
Benefits
- Health insurance
- Flexible work arrangements
- Professional development
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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