Software Engineer Intern - Summer 2027 at Trillium
About the role
Trillium is a leading proprietary trading firm active in US Equities, US Options, Canadian Equities, and OTC Equities. With trading technology built, tested, and optimized in-house, our engineers and technologists collaborate with our traders to deliver tools and functionality designed to support their needs. Our passion for the markets and our drive to succeed have propelled our track record of growth and profitability for over 20 years. At Trillium, we are a team of problem solvers and indepe…
Interview process at Trillium
General interview process (this company's specific loop isn't published - reach out if you have insider info).
- Recruiter phone screen - typically 20-40 min
- Technical screen - 1 coding problem or take-home; format varies by company
- Onsite / virtual loop - typically 4-6 rounds over 2-3 weeks; exact split of coding, systems design, and behavioral varies by role and location
Platforms used: unknown — MiPrep tested compatible with major platforms
How to prepare
MiPrep helps you rehearse the specific cadence and question types Trillium interviewers score on. Upload your resume and this job description; MiPrep generates a rehearsed answer set in your voice from your own projects.