Software Engineer (Senior)

KYZN For Life; Jakarta Selatan; On-site; IDR 662.800.000 - 1.159.901.000; Full time

Job summary

A technology solutions company in Jakarta Selatan is looking for a Senior Software Engineer to lead the design and implementation of complex software systems. Your responsibilities will include mentoring junior engineers and collaborating with teams to define roadmaps and requirements. The ideal candidate has expert-level knowledge of the MERN stack, proven success with React Native applications, and strong problem-solving skills. This role emphasizes collaboration and a commitment to engineering excellence.

Qualifications

• Expert-level knowledge of the MERN Stack and proven experience shipping React Native applications.
• Demonstrated experience in a tech lead or senior mentoring role with ownership of a significant codebase.
• Mastery of software engineering best practices, including implementing robust testing and CI/CD.

Responsibilities

• Lead the design, development, and implementation of complex software systems and applications.
• Mentor and guide junior engineers.
• Collaborate with cross-functional teams to plan roadmaps and define technical requirements.

Skills

MERN Stack

React Native

Docker

Agile

Problem-solving

Job description

Overview

Lead the design, develop, and implement complex software systems and applications

Collaborate with cross-functional teams, including product managers and business stakeholders, to plan roadmaps, define technical requirements, and implement responsive and visually appealing design.

Write clean, efficient, well-documented, and testable code. Establish and enforce testing standards, including comprehensive unit and integration tests.

Make critical decisions on our backend architecture. Manage and optimize databases (MongoDB/MySQL) for complex queries, performance, and scalability.

Proactively identify and address performance bottlenecks, security vulnerabilities, and other issues

Research and evaluate new technologies, frameworks, and tools to improve our software development processes and capabilities

Mentor and provide guidance to more junior members of the engineering team

Responsibilities

• Lead the design, development, and implementation of complex software systems and applications
• Collaborate with cross-functional teams to plan roadmaps, define technical requirements, and implement responsive and visually appealing design
• Write clean, efficient, well-documented, and testable code with comprehensive unit and integration tests
• Make critical decisions on backend architecture and optimize databases (MongoDB/MySQL) for performance and scalability
• Proactively identify and address performance bottlenecks, security vulnerabilities, and other issues
• Research and evaluate new technologies, frameworks, and tools to improve development processes
• Mentor and guide junior engineers

Qualifications

• Expert-level knowledge of the MERN Stack and proven experience shipping React Native applications.
• Extensive experience architecting and integrating complex third-party services and APIs into scalable web and mobile applications.
• Demonstrated experience in a tech lead or senior mentoring role, with ownership of a significant codebase.
• Mastery of software engineering best practices: a proven track record of implementing robust testing (unit/integration), CI/CD pipelines, and enforcing source control standards.
• Strong experience in system architecture, database design, and API design for scalability.
• Proficiency with Docker and modern DevOps practices, including hands-on experience with CI/CD tools.
• A proven ability to work within and improve upon a disciplined Agile environment, with a commitment to engineering excellence and predictable delivery cycles.
• Exceptional collaboration skills, with a proven ability to lead cross-functional team problem-solving and work effectively with both technical and non-technical stakeholders.
• Excellent problem-solving skills with a track record of diagnosing and resolving complex production issues.
• Outstanding communication skills in English.