Web Applications Intern

The Role

Energy Toolbase (ETB) is seeking 2 software developer interns for our Web Applications teams for a 16-month internship from May 2026 until August 2027. One intern will contribute to our Monitor product, while the other will focus on our Developer product; both roles will gain hands-on experience with real-world applications.

During your internship at ETB, you will focus on building innovative technologies and applications for our three core products that allow you to model, intelligently control, and monitor distributed energy storage systems (ESS) and photovoltaic systems. You will work on several potential applications ranging from configuring edge devices to modeling potential energy storage projects. You will have the opportunity to combine your experience with ours and use your skills in web technologies, cloud computing, distributed systems, software development, and real time operations to provide best in class solutions to the challenges that face tomorrow’s energy systems.

Essential Duties and Responsibilities

- Write software using the most appropriate development methodologies

- Design, implement, and test software features utilizing our extensive suite of development tools

- Investigate and resolve defects as part of release development and reported from production systems

- Write unit tests for developed functionality

- Work with the Product Management and User Experience teams to deliver features and functionality that provide exceptional user experience

- Participate in all aspects of the software development process, including requirements definition (user stories), high-level designs, sizing and estimating exercises, code reviews, documentation and testing

Knowledge, Skills, and Abilities

- Familiarity with software programming languages. Our products are built using the following technologies:

- Monitor: Typescript, Node.js, React, Functional Programming, PostgreSQL, GraphQL, AWS

- Developer: Typescript, C#, Object Oriented, MsSQL, REST, Azure

- Familiar with Linux systems

- Familiar with Docker containerization technologies

- Well-developed communication skills

- Strong commitment to quality

- Ability to work in a team or as an individual

Education Experience

- Currently enrolled in 3rd year studies in Software Engineering, Computer Science, Computer Engineering, Electrical Engineering or related program

Applications will be accepted until October 15th, 2025.