Senior Full Stack Engineer – JS/TS & C++ with Mobile Expertise

Randstad Türkiye; Fatih; On-site; TRY 450,000 - 750,000; Full time

Job summary

Randstad Türkiye is seeking an experienced software engineer to design, develop, and maintain full stack solutions—from frontend interfaces (JS/TS, React, etc.) to backend services—with emphasis on C++ and mobile platform development.

You will architect modular components, build tooling and SDKs, conduct unit tests, review code, mentor juniors, and collaborate with platform, mobile, and backend teams to ensure smooth integration across systems.

Qualifications

• Strong professional experience with C++, including debugging.
• Experience with mobile application or mobile platform development.
• Experience designing and implementing modular and scalable architectures.
• Solid understanding of backend development.
• Familiarity with CI/CD workflows, Git, and testing tools.
• Ability to work independently while also collaborating effectively within a team.

Responsibilities

• Design, develop, and maintain full stack solutions—from frontend interfaces (JS/TS, React, etc.) to backend services.
• Build tooling, SDKs, and frameworks that support cross-platform mobile development.
• Architect clean, modular, and reusable components and services.
• Develop unit test cases and execute self-tests in test environments. Review code and provide comments.
• Actively participate in technical meetings and propose design approaches for interfaces with customers.
• Collaborate closely with platform, mobile, and backend engineers to ensure seamless integration across systems.
• Participate in architectural discussions, perform code reviews, and mentor junior engineers.
• Investigate platform-level issues and contribute fixes across the stack.

Skills

C++

Mobile dev

Full stack

CI/CD

Git

Testing

Architecture

Collaboration

Tools

React

Job description

• Design, develop, and maintain full stack solutions—from frontend interfaces (JS/TS, React, etc.) to backend services.
• Build tooling, SDKs, and frameworks that support cross-platform mobile development.
• Architect clean, modular, and reusable components and services.
• Develop unit test cases and execute self-tests in test environments. Contribute to product quality by reviewing others' code and providing code review comments.
• Actively participate in technical meetings and propose design approaches for technical interfaces with customers.
• Collaborate closely with platform, mobile, and backend engineers to ensure seamless integration across systems.
• Participate in architectural discussions, perform code reviews, and help mentor junior engineers.
• Investigate platform-level issues and contribute fixes across the stack.

Required Qualifications:

• Strong professional experience with C++, including debugging and working with existing C++ codebases.
• Experience with mobile application or mobile platform development.
• Experience designing and implementing modular and scalable architectures.
• Solid understanding of backend development.
• Familiarity with CI/CD workflows, Git, and testing tools.
• Ability to work independently while also collaborating effectively within a team.

Preferred Qualifications:

• Prior experience building developer tooling, SDKs, or plugin systems.
• Exposure to mobile build pipelines and platform abstraction layers.
• Understanding of security, performance optimization, and developer experience concerns.
• Contributions to open-source projects or developer communities.