Software Engineer, Full Stack Developer

What We Are Looking For

Stem is seeking a highly skilled Staff Software Engineer to serve as a technical leader and architect across our clean energy software platforms Power Track®. You will drive the design and implementation of scalable, high-performance systems that manage vast volumes of energy data and deliver intuitive user experiences.

• Data Pipeline Architecture – responsible for overseeing and aligning current and future design of data processing; experience in distributed event streaming platforms preferred.
• Act as technical liaison between engineering, product, and business stakeholders to ensure architectural decisions support strategic objectives.
• Design, develop, and maintain end-to-end full stack features across web applications, from user interface to backend services and database integrations.
• Ensure proper security best practices for all aspects of development and deployment of production systems/services.
• Participate in code reviews, provide constructive feedback, and mentor junior developers.
• Stay current with emerging technologies and propose new tools that improve development efficiency and quality.
• Collaborate with Dev Ops teams to implement CI/CD pipelines, containerization strategies, and monitoring solutions for deployed applications.

• B.S./M.S. in Computer Science or related field, or equivalent experience.
• 8+ years in full stack development with a track record of delivering complex applications.

• JavaScript (ES6+), HTML5, CSS3, Type Script
• React (preferred), Angular, Vue.js
• Node.js, Redis
• C# (preferred)
• RESTful APIs, Graph
  
  QL (a plus)
• SQL/No
  
  SQL databases
• AWS platform, Kubernetes
• Git, CI/CD tools (Git Lab CI, Git Hub Actions)
• Testing frameworks and TDD

• Time-series databases and IoT data processing.
• Data analytics and machine learning concepts.
• Real-time data streaming and processing.
• Responsive design principles and/or mobile application development (React Native, Flutter, or native iOS/Android).
• Charting libraries and data visualization frameworks (D3.js, Chart.js, Plotly).
• Knowledge of energy industry standards and protocols.
• Background in building applications for regulated industries.
• Contributions to open-source projects or active technical community involvement.

This is a remote B2B contract position based in Poland or Romania. You will collaborate with a globally distributed team primarily operating within CET/CEST working hours.