EV Charging Software Engineer Intern - Production & Data

Wallbox Chargers, S.L.; Barcelona; On-site; EUR 11,000 - 16,000; Full time

Job summary

Wallbox Chargers, S.L. is seeking a Software Engineer Intern to support production line test systems and maintain EOL software.

You'll work with firmware, hardware, and operations teams on incident resolution and data management on yield and downtime metrics. You will gain exposure to plant infrastructure, automate small tasks, and contribute to process documentation in a fast-paced shop-floor environment, under guidance from senior staff.

Qualifications

• Currently enrolled in a Bachelor's or Master's degree program in Computer Science, Software Engineering, Electronic/Industrial Engineering, or a related technical field.

Responsibilities

• Provide L1 support to production lines for EOL test station incidents: diagnose, apply documented fixes and elevate to L2/L3 when required.
• Monitor test stations and test results, detecting recurring failures, false rejects and communication issues, and reporting them to the team.
• Register, track and document incidents and their resolution in the ticketing system, helping to build and update troubleshooting guides.
• Support basic maintenance of EOL test software, such as installing updates, managing configurations and checking test sequences under supervision.
• Assist the systems team with data management, reports and dashboards on yield, failures and downtime using Excel and other analysis tools.
• Support the upkeep of operational systems (e.g., MES, ERP, SharePoint) and the traceability of test data.
• Contribute to small scripting or automation tasks that improve support efficiency.
• Collaborate in process documentation and continuous improvement initiatives on the line. Interaction with the process, production, and quality teams.
• Keep track of equipment calibration dates and certifications (UL, Eichrecht)

Skills

Python

C#

Java

C++

Node.js

JavaScript

Bash

Docker

LabVIEW

English proficiency

Education

Bachelor's or Master's degree in Computer Science, Software Engineering, Electronic/Industrial Engineering, or related technical field

Tools

SQL

Git

Job description

Wallbox Chargers, S.L. is seeking a Software Engineer Intern to support production line test systems and maintain EOL software.

You'll work with firmware, hardware, and operations teams on incident resolution and data management on yield and downtime metrics. You will gain exposure to plant infrastructure, automate small tasks, and contribute to process documentation in a fast-paced shop-floor environment, under guidance from senior staff.