Senior Fullstack Engineer

Geco Asia Pte LTD; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A dynamic tech company in Singapore is seeking a Senior Fullstack Engineer to build and scale robust applications. The ideal candidate has over 5 years of experience, with strong skills in both backend and frontend technologies. Responsibilities include mentoring junior engineers, driving technical excellence, and collaborating with cross-functional teams. This role offers the chance to impact product development directly in a collaborative environment.

Qualifications

• 5+ years of professional software development experience in a fullstack role.
• Strong grasp of software design principles and modern architectures.
• Strong grasp of software design principles.

Responsibilities

• Architect, develop and maintain scalable fullstack applications.
• Lead architectural decisions and contribute to technology strategy.
• Mentor junior engineers and foster a culture of continuous learning.
• Troubleshoot and optimize application performance.

Skills

Backend proficiency in Java, Python, or Node.js

Frontend proficiency in React or Angular

Experience with cloud platforms (AWS, Azure, GCP)

Containerization (Kubernetes, Docker)

Solid experience with SQL and NoSQL databases

Excellent problem-solving and collaboration skills

Education

Bachelor’s or Master’s degree in Computer Science or Engineering

Tools

AWS / Azure / GCP

Kubernetes

Docker

Job description

Senior Fullstack Engineer (Singapore)

We are looking for a seasoned Senior Fullstack Engineer to join our team in Singapore. In this role, you will be a key player in building and scaling our products, working across the entire technology stack to deliver robust and impactful solutions.

What You’ll Do

• Design & Build Fullstack Solutions : Architect, develop, and maintain scalable and secure applications, from user interfaces to backend services and databases.
• Drive Technical Excellence : Lead architectural decisions for key projects and contribute to our technology strategy. Write clean, efficient, and maintainable code.
• Collaborate for Impact : Work closely with product managers, designers, and other engineers to turn complex requirements into high-quality features.
• Mentor & Grow the Team : Provide technical guidance and mentorship to help junior engineers develop their fullstack skills and foster a culture of continuous learning.
• Optimize & Improve : Troubleshoot, debug, and optimize application performance across the entire stack to ensure a reliable user experience.
• Communicate Clearly : Align the team on technical goals and communicate project status and complex concepts effectively to both technical and non-technical audiences.

What We’re Looking For

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent experience.
• 5+ years of professional software development experience, with significant time in a fullstack role.
• Strong backend proficiency in one or more of : Java, Python, or Node.js.
• Strong frontend proficiency in modern frameworks like React or Angular.
• Hands-on experience with cloud platforms (AWS / Azure / GCP) and containerization (Kubernetes / Docker).
• Solid experience with both SQL and NoSQL databases.
• A strong grasp of software design principles and modern architectures like microservices and event-driven systems.
• Excellent problem-solving and collaboration skills.

Bonus Points For

• Experience in Retail, e-Commerce, B2B, or B2C.
• Knowledge of DevOps practices and CI / CD pipelines.
• A history of open-source contributions or a public portfolio.
• Experience in application performance tuning.