Software Engineer (Spring Boot / AWS)

We are looking for a Software Engineer to build and operate cloud-native digital services supporting secure data exchange and enterprise application workflows. This is a hands-on role covering both software development and production operations . You will work across backend development, APIs, cloud infrastructure, system integrations, deployments, monitoring, incident support, and DevSecOps. • Working Hours: Mon-Fri • Working Location: Central • Job Type: Contract • Salary Package: Up to $10,000 (basic) + AWS Key Responsibilities • Design, develop, test, deploy, and operate cloud-native applications and services on AWS . • Build and enhance backend applications using Java and Spring Boot . • Develop and maintain modern web applications using JavaScript / React / Next.js . • Design and implement RESTful APIs and system integrations across internal and external platforms. • Support secure data exchange through APIs, SFTP, message queues, and other integration channels . • Perform data mapping, transformation, validation, and integration across connected systems. • Build and maintain AWS services using technologies such as API Gateway, Lambda, ECS/EKS, and managed cloud services . • Provision and manage cloud infrastructure using Terraform and Infrastructure-as-Code practices . • Support application deployments, monitoring, incident investigation, troubleshooting, and production recovery. • Maintain and improve CI/CD and DevSecOps pipelines , automated testing, security controls, and engineering quality. • Work with relational databases such as PostgreSQL, AWS Aurora, or Oracle . • Support onboarding of new interfaces and integrations, including infrastructure and application configuration. • Collaborate with Product Managers, engineers, vendors, and external stakeholders to deliver features and integrations end-to-end. • Identify opportunities to automate repetitive operational activities and reduce manual support effort. • Apply AI-assisted development tools and workflows to improve engineering productivity where appropriate. • Contribute to architecture discussions, technical standards, code reviews, and engineering best practices. Requirements • Strong hands-on experience with Java and Spring Boot . • Experience building and operating cloud-native applications on AWS . • Hands-on experience with AWS services such as:API GatewayLambdaECS / EKS or other containerised platformsCloud-based databases and integration services • AWS certification at Associate level or above is required. • Experience developing modern frontend applications using JavaScript, React, or Next.js . • Strong understanding of RESTful API design and system integration . • Experience with secure file transfer such as SFTP . • Familiarity with messaging technologies such as AWS MQ, ActiveMQ, RabbitMQ, or Amazon SQS . • Experience with relational databases such as PostgreSQL, AWS Aurora, or Oracle . • Hands-on experience with Terraform / Infrastructure as Code . • Working knowledge of CI/CD, Git-based development, automated testing, and DevSecOps practices . • Good understanding of software architecture, system design, security, and testing principles . • Comfortable taking ownership of solutions from development through deployment and production support. Good to Have • Experience with event-driven or message-based architectures . • Experience with workflow engines, state machines, or business-process orchestration tools. • Experience using AI coding assistants, coding agents, automated code review, or agentic development workflows . • Exposure to integrating LLMs, RAG, or AI capabilities into software products. • Experience working on secure government, regulated, enterprise, logistics, trade, or transaction-processing systems. • Exposure to enterprise API platforms, digital identity platforms, or secure inter-system integrations. • Experience working in Agile or product-based engineering teams. Who This Role Suits This role is ideal for an engineer who enjoys both building and running systems in production . You should be comfortable working across application development, AWS cloud services, system integration, infrastructure automation, deployments, and production support while taking strong ownership of engineering outcomes. By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec’s Privacy Policy (scientecconsulting.com/privacy-policy). This authorizes us to: • Contact you about potential opportunities. • Delete personal data as it is not required at this application stage. All applications will be processed with strict confidence. Only shortlisted candidates will be contacted. Elane Yap Theng Yu- R1989397 ScienTec Consulting Pte Ltd - 11C5781