Software Engineer Intern, Helios(Summer 2026) at SingleStore

Lisbon, Portugal

on-site · full-time · Visa sponsorship

Responsibilities:
- Contribute to a 12-week internship project deployed to production: design, implement, test, and ship features.
- Own end-to-end development tasks including requirements, implementation, automated tests, and deployment.
- Collaborate with small, cross-functional teams and partner with mentors to iterate quickly in a continuous-release environment.
- Work with product, marketing, and sales teams to understand business impact and product trade-offs.
- Learn and apply best practices for reliability, testing, and maintainability.

Requirements:
- Enrolled in a B.S. program in Computer Science, Computer Engineering, Electrical Engineering, or related field.
- Strong CS fundamentals: data structures, algorithms, complexity analysis.
- Proficient in JavaScript, Golang, or TypeScript and comfortable writing production-quality code.
- Passion for building reliable, scalable software and delivering measurable product outcomes.
- Preferred: familiarity with operating systems, distributed systems, concurrency/multithreading, and server architectures.