Senior Full Stack Developer

OttoMate; Singapore; Hybrid; SGD 120,000 - 180,000; Full time

Job summary

OttoMate is hiring a Senior Software Developer in Singapore to design, implement, and maintain full‑stack solutions. You will work on frontend with React, backend with Python (FastAPI/Django), and GraphQL APIs, ensuring scalable, secure software.

The role blends in‑person collaboration with remote work, requiring strong code quality and ownership in a distributed team. The candidate will contribute to CI/CD pipelines, write efficient SQL, and participate in architectural discussions.

Qualifications

• Advanced English communication with confidence in technical discussions.
• Strong ability to design maintainable software solutions.
• Frontend development with React and Node.js ecosystem.
• Backend development with Python and FastAPI or Django.
• Advanced SQL query writing and optimization.
• Knowledge of Clean Code, architectural patterns, and SDLC.

Responsibilities

• Design, develop, test, and maintain software components using established practices.
• Build frontend solutions using React and Node.js ecosystem.
• Develop backend services with Python and frameworks such as FastAPI or Django.
• Design GraphQL APIs, schemas, resolvers, and optimized queries.
• Write and optimize SQL queries for high-performance databases.
• Configure development environments and CI/CD pipelines.

Skills

React

Node.js

Python

FastAPI

Django

SQL

Git

CI/CD

Containers

Microservices

Microfrontend

Agile

English

Education

Bachelor's degree

Tools

Git

CI/CD

Docker

Job description

Senior Full Stack Developer – React, Python & GraphQL

Employment Type: Full-time

Work Arrangement: 3 days In-person, 2 days remote

Travel: As required

Please note that employer sponsorship (work pass) is not available for this position.

About the Opportunity

We are an international group of consultants helping organizations transform how they solve engineering challenges through digital technologies. By combining automation, software development, and traditional engineering practices, we help clients improve operational visibility, strengthen process control, and accelerate digital transformation.

We are seeking a Senior Software Developer to design, develop, and maintain high-quality software solutions. This position requires strong full-stack development experience, excellent software engineering fundamentals, and the ability to work independently while contributing effectively to technical discussions and team delivery.

Key Responsibilities:

• Design, develop, test, and maintain software components using established coding, testing, and security best practices.
• Build frontend solutions using React and the Node.js ecosystem.
• Develop backend services using Python and frameworks such as FastAPI, Django, or similar technologies.
• Design and develop GraphQL APIs, including schemas, resolvers, and optimized queries.
• Write, analyze, and optimize complex SQL queries for high-performance relational databases.
• Configure local development environments and independently execute software development workflows.
• Apply design patterns, Clean Code, Clean Architecture, and software development lifecycle practices.
• Participate actively in technical and architectural discussions.
• Design test scenarios to validate features and software deliverables.
• Contribute to technical documentation and the continuous improvement of development processes.
• Work with source-code version control systems such as Git.
• Contribute to CI/CD pipelines and development automation.
• Work with modern software architectures, including containers, microservices, and microfrontend architectures.
• Provide technical support and guidance to other team members when required.

Required Qualifications:

• Advanced English communication skills, including the ability to participate confidently in technical discussions.
• Strong ability to design logical, maintainable, and efficient software solutions.
• Solid frontend development experience using React and the Node.js ecosystem.
• Solid backend development experience using Python and frameworks such as FastAPI, Django, or similar.
• Advanced experience writing, analyzing, and optimizing SQL queries for relational databases.
• Strong knowledge of: Clean Code, Clean Architecture, Design patterns, Software engineering best practices, Software development lifecycle
• Experience working with: Git or similar version-control systems, Agile development methodologies, CI/CD pipelines and automation tools, Containers, Microservices, Microfrontend architectures
• Ability to work independently and contribute effectively to a collaborative technical environment.

Preferred Qualification:

• Bachelor’s degree in computer science, Software Engineering, Computer Engineering, Information Systems, or a related technical field.

Additional Information:

• This is a full-time, in-person position.
• The position may require travel to support client engagements.
• Standard office and client-site working conditions apply.