Competitive Programming — Test Engineer/Senior Reviewer at Kake

Role overview

We are looking for a Senior Reviewer / Competitive Programming Engineer to help build and review high-quality algorithmic problems and automated graders used to train advanced AI coding models. You’ll have a very similar profile to a Problem Author, including creating problem packages when needed, while also reviewing and QAing the work produced by other experts. This includes verifying correctness, identifying edge cases, validating constraints, and ensuring the overall quality of the datasets. This role is ideal for competitive programmers with strong algorithmic problem-solving skills and deeper experience, particularly IOI/ICPC alumni and candidates with a Codeforces rating of 2400+ or IOI/ICPC medalist.

Responsibilities

• Design, build or review technical systems for competitive programming test engineering and review.
• Collaborate with customers, product and engineering stakeholders.
• Improve reliability, testing, documentation and delivery quality.
• Translate complex requirements into practical, maintainable solutions.

Qualifications

• Strong understanding of test generation, edge cases, stress testing, and adversarial testing.
• Ability to identify subtle bugs and construct test cases that reliably expose incorrect solutions.
• Excellent written and verbal communication skills in English.
• Ability to work independently in a remote, fast-paced environment.
• IOI or ICPC participation, particularly at a high level.
• Project Length: 4–5 months initially , with potential for extension.
• Seniority: Senior-level competitive programming. Codeforces rating of 2400+ or IOI/ICPC medalist.
• Particularly encouraged to apply: IOI/ICPC alumni and top competitive programmers.

Technology in this role

• Python: • Strong proficiency in .
• C++: Listed by the employer as part of the role’s technical requirements.
• C: Listed by the employer as part of the role’s technical requirements.

Role-specific candidate guide

Preparation notes based on the employer’s stated responsibilities and qualifications.

Understanding the scope. This Competitive Programming — Test Engineer/Senior Reviewer position at Kake is best assessed through the work described in the employer’s posting, rather than the title alone. The available role overview says: “We are looking for a Senior Reviewer / Competitive Programming Engineer to help build and review high-quality algorithmic problems and automated graders used to train advanced AI coding models. You’ll have a very…” Read that statement together with the responsibilities below to understand the likely balance between delivery, coordination and technical decision-making. The role belongs to the technical area, but that label is only a guide to the work; the employer’s own requirements remain decisive. Before applying, check the original listing for reporting lines, product or team assignment, employment terms and any details that may have changed since this copy was checked. Where this page says a fact is not specified, treat it as an open question rather than an implied promise.

What the responsibilities signal. The posting specifically names “Design, build or review technical systems for competitive programming test engineering and review.”; “Collaborate with customers, product and engineering stakeholders.”; “Improve reliability, testing, documentation and delivery quality.”. For each duty, identify a project where you performed comparable work and be ready to describe the context, your own contribution, constraints, decisions, and measurable result. Explain how you moved from the initial need to implementation, review, release or operational follow-through, where those stages apply. If the work involved other teams or users, distinguish your decisions from the group’s contribution. Avoid presenting a technology keyword as proof by itself: connect it to the problem you solved, the scale or complexity involved, and what changed after your work. The source may contain additional duties; review it directly before preparing your application.

How to read the requirements. The listed qualifications include “Strong understanding of test generation, edge cases, stress testing, and adversarial testing.”; “Ability to identify subtle bugs and construct test cases that reliably expose incorrect solutions.”; “Excellent written and verbal communication skills in English.”. Mark each requirement as demonstrated, adjacent experience or a genuine gap, then use a concise example for the first two categories. A strong example explains what you personally owned, how you made trade-offs, how you validated the result and what you learned. If the posting specifies years of experience, language ability, certifications, location or eligibility, address those facts plainly in your CV or application rather than relying on the employer to infer them. Do not claim a qualification from exposure alone. For a requirement you do not meet, describe relevant transferable experience accurately and ask the recruiter whether it is mandatory.

Technology and working evidence. The technology terms associated with this listing are Python, C++. Treat this as a set of posting-derived signals, not a guarantee that every tool.

Benefits

• Worldwide or US-remote arrangement as stated in the official posting.
• Opportunity to work on software, AI or technical delivery projects.

About Kake

Kake describes itself as a remote-first community of experienced software engineers that helps client teams add individual engineers or full engineering groups. Its model combines technical vetting and human selection with AI-supported processes; Kake engineers work as dedicated members of client teams rather than as a separate outsourced delivery queue.

The company recruits across frontend, backend, mobile, quality engineering, data and DevOps. Its public hiring pages emphasize end-to-end ownership, collaboration with product and design, and engineering judgment. The exact client, product, team structure and employment terms can vary by opening, so candidates should verify those specifics in the individual listing.

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