The process at Principal33, what each stage actually tests, and how candidates prep. Real questions where we have them, likely questions where we don't.
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[01] BY THE NUMBERS
Pulled straight from Principal33's career page and public data sources. Linked figures open their source or a fuller breakdown.
Full Principal33 company profile[02] INTERVIEW PROCESS
The stages below describe the typical SWE loop. Product, Design, and Data loops differ; pick a role to see how it changes, or jump straight to real questions reported for that role.
Initial call to discuss your background, the role, and logistics.
Coding and/or system design questions relevant to the role.
Questions about your past experiences, teamwork, and problem-solving.
[03] APPLY LOGISTICS
Principal33 runs hiring on Personio, so the application form is hosted there. Keep your contact details and work history consistent with your resume.
Sniper applies on Greenhouse, Workday, SmartRecruiters, Ashby, Lever, UKG Pro, JazzHR and Jobvite career sites, and Principal33 hires through Personio, so the fastest route here is to get instant alerts when Principal33 posts a new role and apply yourself while it is fresh.
ATS identified from the application URLs on Principal33's recent postings
[04] PEOPLE ALSO ASK
Scoutify currently lists 14 open roles at Principal33. Follow the job links to check requirements and apply on the employer's career site.
[05] OVERVIEW
Tech company interviews typically include a mix of coding, system design, and behavioral rounds. The exact format varies by company size and role level.
[06] PREP TIPS
[07] PRACTICE
Use the requirements below to choose relevant examples from your work. For each example, explain the problem, your contribution and the result. Ask your recruiter which skills the interview will cover.
Practice explaining how OAuth2 and certificate management apply in an SAP integration scenario using CPI.
The SAP SD architect role requires application of authentication concepts such as OAuth2 and CPI-based integration.
Source postingPrepare an example of a code review you led that improved readability, testability and performance of a Spark pipeline.
The data engineer role conducts code reviews and promotes standards for readability, testability, security, performance and maintainability.
Source postingThe current posting asks for:
Maintain the integrity of application software and stay current with Salesforce updates and release cy 5+ years of experience in software development.
Strong experience with Salesforce integrations (REST APIs).
Proficiency in Apex, VisualForce, Aura, Lightning Web Components, JavaScript, and MySQL.
Read the employer’s full posting · Posted 2026-10-20
The current posting asks for:
Key Deliverables Technical Delivery Plan Technical Design Reviews Implementation and Migration Plans Change Requests and MOPs Risk and Dependency Register Test Plans and Test Evidence Operational Readiness Assessment Transition to Service Documentation Go-Live Recommendation Skills & Experience Essential Experience 7+ years of experience delivering Microsoft, cloud, infrastructure, or platform solutions in enterprise environments.
Strong experience coordinating multidisciplinary teams spanning Microsoft 365, Azure, Security, Identity, Infrastructure, Networking, Data & Analytics, Applications, and third-party suppliers.
Demonstrated experience delivering large-scale Microsoft 365 and Azure solutions from design through implementation, migration, and transition to support.
Read the employer’s full posting · Posted 2026-10-20
The current posting asks for:
Experience with digital transformation, process automation, or modern utility platforms such as Kraken is highly desirable.
Knowledge of GPKE, MaKo, WiM, and related German market processes is a strong advantage.
Key Requirements Native German speaker 5+ years of experience in the German energy market Deep knowledge of Grundversorgung and regulated utility processes Experience with billing, customer operations, and market communication Ability to work with product, engineering, and business teams Python/data analysis skills are a plus, not a must-have Medical insurance: Your health, and your family's, is our top priority.
Read the employer’s full posting · Posted 2026-08-26
Sources reviewed 2026-10-19.
[08] FAQ
These answers draw on current listings and the available sources for Principal33.
Scoutify currently lists 14 open roles at Principal33. Follow the job links to check requirements and apply on the employer's career site.
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