Code Review - Software Engineer (C++ / Python)

Cognizant; Buenos Aires; Hybrid; ARS 2,000,000 - 3,200,000; Full time

Job summary

Cognizant Argentina is seeking a Software Engineer (C++/Python) focused on code review to ensure high-quality, maintainable changes across large systems, including AI-generated code. You will collaborate with developers, reviewers, and stakeholders to uphold standards and performance.

The role is hybrid, requiring 2 days per week in the Cognizant office, with standard hours Monday to Friday, 9:00–18:00 (local).

Qualifications

• Proficiency in C++ and Python is required, strong code review experience.
• Experience reviewing AI-generated code for correctness and performance.
• Solid understanding of unit and integration testing concepts.
• English level: Upper Intermediate or above with strong written communication.

Responsibilities

• Review and evaluate code changes (CLs), including AI-generated code, for correctness, performance, readability, and standards.
• Provide clear, actionable feedback to improve code quality and maintainability.
• Analyze AI-generated code changes to identify risks, inconsistencies, or inefficiencies.
• Collaborate with engineering teams to uphold coding standards and testing practices.
• Support continuous improvement of code review processes and tooling.

Skills

C++

Python

Java

GoLang

TypeScript

Code Review

AI Code Review

Unit Testing

English Proficiency

Feedback Quality

Tools

Critique

Cider

Piper

Buganizer

Job description

About the role

As a Software Engineer (C++ / Python) – Code Review, you will ensure high-quality, reliable, and efficient code across large-scale systems, including AI-generated code. You will be a valued member of the engineering team with Google and work collaboratively with developers, reviewers, and cross-functional stakeholders to assess and improve code quality, standards, and performance

In this role, you will:

• Proficiency in C++ (strongly preferred)
• Good to have experience in one of the following: Java / Python / GoLang / TypeScript
• Review and evaluate code changes (CLs), including AI-generated code, to ensure correctness, performance, readability, and alignment with best practices
• Provide clear, actionable feedback to improve code quality and maintainability
• Analyze AI-generated code changes to identify risks, inconsistencies, or inefficiencies
• Collaborate with engineering teams to uphold coding standards and testing practices
• Support continuous improvement of code review processes and tooling

Work model

This is a hybrid position requiring 2 days a week in a Cognizant office.

Shift

• Monday to Friday
• 9:00 to 18:00 or 10:00 to 19:00 (local time)

What you need to have to be considered:

• Proficiency in C++ and Python (strongly preferred)
• Strong code review experience with the ability to assess code for quality, scalability, and adherence to standards
• Experience reviewing AI-generated code and identifying potential issues
• Solid understanding of unit testing, integration testing, and fuzz testing concepts
• Strong analytical and problem-solving skills
• English level: Upper Intermediate or above
• Excellent written communication skills with the ability to provide concise, constructive feedback

These will help you stand out:

• Experience with development tools such as Critique, Cider, Piper, or Buganizer
• Familiarity with AI/ML concepts, especially in the context of code generation and evaluation
• Experience working in large-scale or distributed systems environments
• Ability to quickly learn new tools and adapt to evolving engineering processes