Software Engineer (Back-End) - A26261

Activate Interactive Pte Ltd.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Benefits offered by this job

Outpatient medical coverage

Specialist medical coverage

Flexi benefits

Flexi allowance

Life and health insurance

Red packet and CNY goodies

Employee wellness programs

Learning & development budget

Career progression plan

Job summary

Activate Interactive Singapore is seeking a Backend-Focused Full-Stack Engineer to design and develop the core backend services for a cloud-based digital platform. The role centers on APIs, database work, business logic and workflows, with emphasis on reliability and security.

You'll collaborate with the Technical Lead, Frontend Engineer, QA Automation and Infra teams to deliver robust backend services using Node.js and TypeScript, deployed in AWS and integrated with workflow-heavy systems.

Qualifications

• 3+ years of professional software development experience.
• Backend: Node.js, TypeScript, Express.js or NestJS.
• Database: PostgreSQL, SQL, relational modelling, transactions and query optimisation.
• API: Experience designing and implementing REST APIs.
• Authentication & Authorization: OAuth2/OIDC, JWT, RBAC, secure API access.
• AWS: Lambda, API Gateway, RDS/Aurora PostgreSQL, S3, CloudWatch, Secrets Manager.
• DevOps: Git, CI/CD pipelines, Docker basics, environment variables, deployment troubleshooting.
• Security: OWASP Top 10, secure coding, dependency management, vulnerability remediation.
• Testing: unit testing, API testing and integration testing.

Responsibilities

• Design, develop and maintain backend services for cloud-based digital platform.
• Work with Technical Lead, Frontend Engineer, QA Automation, Infra to deliver backend services.
• Backend Development with Node.js and TypeScript.
• Cloud Deployment in AWS.
• Design workflow systems: booking, approval, case management, event management, CRM.
• CI/CD support: build scripts, deployment config, DB migration, pipeline troubleshooting.
• Security remediation: address findings from SAST, dependency scanning, secret scanning, DAST and VAPT.

Skills

3+ years software development

REST APIs design

Security best practices

Testing (unit/integration)

Tools

Node.js

TypeScript

Express.js

NestJS

PostgreSQL

SQL

REST APIs

OAuth2/OIDC

JWT

RBAC

AWS

Lambda

API Gateway

RDS/Aurora PostgreSQL

S3

CloudWatch

Secrets Manager

Git

CI/CD

Docker

Security scanning

Vulnerability remediation

Job description

Activate Interactive Pte Ltd (“Activate”) is a leading technology consultancy headquartered in Singapore with a presence in Malaysia and Indonesia. Our clients are empowered with quality, cost-effective, and impactful end-to-end application development, like mobile and web applications, and cloud technology that remove technology roadblocks and increase their business efficiency.

We believe in positively impacting the lives of people around us and the environment we live in through the use of technology. Hence, we are committed to providing a conducive environment for all employees to realise their full potential, who in turn have the opportunity to continuously drive innovation.

We are searching for our next team members to join our growing team.

If you love the idea of being part of a growing company with exciting prospects in mobile and web technologies that create positive impact on people’s lives, then we would love to hear from you.

Co-Development Business Unit is looking for a Software Engineer (Back-End)

This is a fixed term contract role. The engagement is 1 year.

Internal Code: A26261

What will you do?

We are looking for a Backend-Focused Full-Stack Engineer to design and develop the core backend services for cloud-based digital platform. The role will focus on APIs, database, business logic and workflows, audit logging, reporting data and integration readiness.

• This role will work closely with the Technical Lead, Frontend Engineer, QA Automation Engineer and Infrastructure Team to deliver secure and reliable backend services that support digital platform.
• Backend Development: Design, develop and maintain backend services using Node.js and TypeScript.
• Cloud Application Deployment: Develop backend services that can be deployed into AWS environments using approved deployment patterns.
• Workflow Systems: Design and develop booking, approval, case management, event management, CRM or other workflow-heavy systems.
• CI/CD Support: Contribute to build scripts, deployment configuration, database migration automation and pipeline troubleshooting.
• Security Remediation: Resolve findings from SAST, dependency scanning, secret scanning, DAST and VAPT reports.

What are we looking for?

• At least 3 years of professional software development experience.
• Backend: Strong experience with Node.js, TypeScript, Express.js or NestJS.
• Database: Strong experience with PostgreSQL, SQL, relational modelling, transactions and query optimisation.
• API: Experience designing and implementing REST APIs.
• Authentication & Authorisation: Familiarity with OAuth2/OIDC, JWT/session handling, RBAC and secure API access.
• AWS Application Awareness: Familiarity with AWS-hosted applications and services such as Lambda, API Gateway, RDS/Aurora PostgreSQL, S3, CloudWatch and Secrets Manager.
• DevOps: Familiarity with Git, CI/CD pipelines, Docker basics, environment variables and deployment troubleshooting.
• Security: Understanding of secure coding, OWASP Top 10, input validation, API security, dependency management and vulnerability remediation.
• Testing: Experience with unit testing, API testing and integration testing.

What do we offer in return?

Competitive Compensation:Market competitive salary and variable performance bonus aligned to your skills, impact, and contribution.

Benefits:Outpatient medical, specialist medical coverage and generouscustomisableflexi benefits, or flexi allowance; life and health insurance, thoughtfulperkslike special occasions “red packet” and CNY goodies, etc.

Employee Wellness:Support foryour physical, mental, and overall well-being through year-round initiatives.

Growth & Development:Learningprogrammes, certification support, and a dedicated staff development budget. (We are a “SHRI 2025 Gold winner” in “Learning & Development; Coaching & Mentoring”)

Career Progression:Structured career pathways that enable you to grow along a technical/domain expert track ora leadershiptrack.

Competency Framework:A structured and practical framework to support you to develop, perform, and succeed.

Flexible Work Arrangement:Staff may choose to work flexi-place,flexi-time, and flexi-load based on existing framework

Whyyou'lllove working with us?

If you are looking for opportunities to collaborate with leading industry experts andbesurrounded by highly motivated and talented peers, we welcome you to join us. We provide all employees with equal opportunities to grow and develop with us. Webelieveyour success is our success.

Activate Interactive Singapore is an equal opportunity employer. Employment decisions will be based on merit,qualificationsand abilities. Activate Interactive Pte Ltd does not discriminate in employment opportunities or practiceson the basis ofrace,colour, religion,gender, sexuality, national origin, age, disability, maritalstatusor any other characteristics protected by law.

Protecting your privacy and the security of your data are longstanding top priorities for Activate Interactive Pte Ltd.

Your personal data will be processed for the purposes of managing Activate Interactive PteLtd’srecruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results, and as is otherwise needed in the recruitment and hiring processes.

Please consult our Privacy Notice (https://www.activate.sg/privacy-policy ) toknowmore about how we collect, use, and transfer the personal data of our candidates. Here you can find how you canrequest foraccess,correctionand/or withdrawal of your Personal Data.