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QUESS SELECTION & SERVICES PTE. LTD.

Senior Backend Engineer

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Senior Backend Engineer designing and scaling high-performance, mission-critical transaction systems in C#/.NET Core (plus a secondary language like Go/Java/Python). Day to day: building cloud-native services, tuning databases and performance, doing code reviews, mentoring juniors, and automating deployment pipelines on cloud platforms like AWS, Azure, or Alibaba.

Automation AWS Azure Cloud C# +5 skills

ATT DIGIVERSE PTE. LTD.

Real-Time Backend Engineer – Low-Latency, Scalable Systems

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ATT DIGIVERSE in Singapore is hiring a backend/full-stack software engineer to build real-time, low-latency, scalable systems for mission-critical enterprise applications. Day to day: designing, developing, testing, deploying, and optimizing high-performance software alongside product, QA, and DevOps teams.

QUESS SELECTION & SERVICES PTE. LTD.

Senior Backend Engineer - Scale High-Throughput Transactions

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Senior Backend Engineer (6+ years) in Singapore building and scaling high-throughput, high-performance transactional systems. Day to day: hands-on backend development with a focus on reliability and code quality, mentoring juniors via peer reviews, and optimizing deployments and monitoring.

Senior Backend Engineer (TypeScript/Web3) – Scale & Equity

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A senior backend engineer who takes end-to-end ownership of backend systems for consumer products: designing APIs, building scalable services, and running data pipelines that span Web2 and on-chain components, with a focus on reliability and performance at scale. Core stack: TypeScript and Web3.

API Data Pipelines TypeScript Web3

Senior Backend Engineer, Emerging Tech Security Platform

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Senior backend engineer designing the control plane of an enterprise security platform: building scalable, low-latency services, leading data pipelines, scaling resilient microservices, and driving automation and observability for high availability and rapid threat response.

Automation Data Pipelines Observability

Senior Backend Engineer, Marketplace (Order Ops)

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Senior backend engineer on Shopee's marketplace order operations team, building features such as return/refund and clearing/settlement. Day to day involves designing and building high-performance, highly available distributed systems, writing maintainable code with strong engineering practices, and collaborating cross-functionally with engineers, PMs, QA, and operations.

Automation CI/CD Design Patterns Distributed Systems Unit Testing

AMBITION GROUP SINGAPORE PTE. LTD.

C++ Backend Engineer – Distributed, Low-Latency Systems

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A C++ backend engineer role focused on building and optimizing high-performance, low-latency data processing systems as scalable microservices and distributed applications. Day to day involves performance tuning and working with AWS, Docker, and Kubernetes.

AWS Cloud C++ Docker Kubernetes +1 skills

Senior Backend Engineer - Marketplace Order Ops & Payments

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Senior backend engineer at Shopee in Singapore building marketplace order operations and payments features such as returns/refunds and clearing/settlement. Day to day involves designing scalable distributed systems, writing clean maintainable code, and collaborating with engineers, PMs, and QA.

Distributed Systems

STEENBOK PTE LTD

Java Backend Developer — Spring Boot, GCP, Banking

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A Java backend developer at STEENBOK PTE LTD designs and implements back-end applications for the financial sector, writing test-driven Java microservices with Spring Boot and RESTful APIs backed by PostgreSQL, deploying to Google Cloud Platform, and automating build, test, and deployment pipelines.

AWS Cloud GCP Java Microservices +3 skills

Backend Engineer: End-to-End APIs & Reliability

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Seoulstart is hiring a backend engineer in Singapore to own distributed systems end-to-end: designing low-latency APIs for millions of users, building API frameworks and tooling for other engineers, and driving reliability with SLOs and observability while mentoring teammates.

API Distributed Systems Observability

THATZ INTERNATIONAL PTE LTD

Java & .NET Application Developer

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Application developer maintaining enterprise apps on both Java (Spring Boot, REST APIs, JPA/Hibernate) and Microsoft .NET (C#, ASP.NET MVC) stacks in Central Singapore. Supports legacy .NET systems, builds new Java solutions, writes tests, and documents work within an Agile team on a 3-year renewable contract.

Agile Angular API Bootstrap CI/CD +22 skills

Antaes Consulting SA

Senior Software Engineer

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Senior Software Engineer building and maintaining cross-platform Android and iOS apps from a shared C#/.NET MAUI codebase, covering architecture (MVVM, Clean Architecture), REST API integration, testing, CI/CD and mentoring. The posting also lists duties as an ICT Medical Implementation Expert supporting medical and anti-doping solutions.

Accessibility Agile Analytics Android API +33 skills

aicadium singapore pte. ltd.

Senior Software Engineer

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Aicadium is hiring a Senior Software Engineer in Singapore to own back-end development of scalable distributed systems — designing RESTful APIs, writing well-tested code, and leading projects from concept to deployment. Core stack is Python, JavaScript/TypeScript, React, Docker/Kubernetes, AWS, plus AI tooling/MCP integration.

Agile AI Analytics API Automation +16 skills

Software Engineer (Golang)

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A full-stack engineer at Capgemini in Singapore building services for the public sector using Go and TypeScript — developing secure, high-performance APIs, frontend/backend solutions for distributing physical and virtual goods, maintaining CI/CD pipelines, and providing L2/L3 support within an Agile team.

Agile AI API Automation AWS +4 skills

SCIENTEC CONSULTING PTE. LTD.

Software Engineer (Node.js)

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Full-stack engineer owning end-to-end development of web applications: building responsive frontends with modern JavaScript/HTML5/CSS3, backend services and REST APIs with Node.js (Express/NestJS), SQL/NoSQL databases, and Redis caching. Also manages AWS environments, GitLab CI/CD pipelines with Docker, plus monitoring, testing, and performance tuning.

Accessibility API AWS CI/CD Cloud +15 skills

Android Software Engineer

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Own the Android client experience for an AI-native productivity app: build a production Kotlin Android app where AI features (chat, vision, voice, recommendations) are core, integrating them via backend APIs, designing UX for streaming AI responses, and optimizing performance, memory, and reliability. Tech stack includes Kotlin/Java, SQL/NoSQL, and TensorFlow Lite.

AI Analytics Android API gRPC +7 skills

WIPRO LIMITED (Singapore Branch)

Backend Java Engineer - Alibaba Cloud Microservices

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Backend Java engineer building scalable microservices within the Alibaba Cloud ecosystem for Wipro's Singapore branch. Day to day: API design, performance tuning, resilience patterns, and DevOps with CI/CD, using Java, Spring, Docker, and Kubernetes.

API Api Design CI/CD Cloud DevOps +5 skills

RIDIK PTE. LTD.

Senior Java Developer – Financial Systems (Spring)

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A senior Java developer in Singapore who analyzes requirements, designs solutions, and writes robust, secure, and scalable code for financial systems projects. Day-to-day work centers on Java and Spring development, UI contributions, and database design across the software lifecycle.

QUANTEAM (SINGAPORE) PTE. LTD.

Senior Java Developer - Lead Fintech Microservices (Spring)

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A senior Java developer role at a Banking-as-a-Service fintech platform in Singapore. The person owns the full software development life cycle for microservices built with Spring and RESTful APIs, provides technical leadership, and mentors junior developers.

API Java REST Spring

GOLDTECH RESOURCES PTE LTD

Java Developer: Build Scalable Web & API Apps

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GOLDTECH RESOURCES is hiring an experienced Java Developer in Singapore to build business applications and web-based solutions across the full development lifecycle, from requirements and design through testing, deployment, and support. The work centers on hands-on Java/J2EE development and REST API integration alongside technical leads and stakeholders.

API J2EE Java REST