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HELIUS TECHNOLOGIES PTE. LTD.

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Senior Full Stack Developer — AI and Cloud-Native Applications

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Senior Full Stack Developer — AI and Cloud-Native Applications

Role Overview

We are seeking a Full Stack Developer to design, build and support scalable enterprise applications with cloud-native architecture and AI-powered capabilities.

You will work across frontend interfaces, backend services, APIs and databases, collaborating with product owners, architects and business stakeholders to deliver secure, reliable applications.

Key Responsibilities

Application Development

  • Design, develop, test, deploy and maintain web, mobile and cloud-native applications.

  • Build responsive interfaces using modern frontend frameworks.

  • Develop backend services, RESTful APIs and microservices.

  • Translate business requirements into technical designs and implementation specifications.

  • Troubleshoot application issues and improve performance, security and maintainability.

  • Develop integrations with enterprise systems and external services.

AI Application Development

  • Integrate LLMs, Generative AI, RAG and AI agents into business applications.

  • Develop chatbots, virtual assistants and workflow automation solutions.

  • Integrate services such as Azure OpenAI, AWS Bedrock, Google Vertex AI or equivalent platforms.

  • Apply prompt engineering, model evaluation and responsible AI practices.

  • Collaborate with data scientists and AI engineers to deploy and support AI solutions.

Cloud and DevOps

  • Deploy and support applications on AWS, Azure, IBM Cloud or GCP.

  • Build and maintain CI/CD pipelines and infrastructure-as-code configurations.

  • Develop containerised applications using Docker and Kubernetes.

  • Apply DevSecOps practices and automated quality checks.

  • Monitor application performance and optimise cloud resource usage.

Collaboration and Delivery

  • Participate in Agile/Scrum ceremonies, code reviews and technical discussions.

  • Work with product owners, designers, architects and business stakeholders.

  • Maintain technical documentation and contribute to continuous improvement.

  • Share knowledge and mentor junior developers where required.

Requirements

  • Diploma or Degree in Computer Science, Information Technology, Software Engineering or a related discipline.

  • Minimum 2–5 years of full stack development experience.

  • Experience delivering applications in Agile/Scrum environments.

  • Hands-on experience with modern frontend development, such as React, Angular, Vue or Next.js.

  • Proficiency in HTML5, CSS3, JavaScript or TypeScript, including responsive design and state management.

  • Backend development experience using Java/Spring Boot, Node.js/NestJS or Python frameworks such as FastAPI, Flask or Django.

  • Experience developing and integrating RESTful APIs; familiarity with GraphQL.

  • Understanding of microservices, event-driven architecture and messaging.

  • Hands-on cloud-native application development and deployment experience.

  • Familiarity with Docker, Kubernetes, serverless technologies and infrastructure as code.

  • Experience with SQL or NoSQL databases, such as PostgreSQL, MySQL, SQL Server or MongoDB.

  • Familiarity with Git, CI/CD, automated testing and application monitoring.

  • Strong troubleshooting, communication and stakeholder management skills.

Added Advantage

  • AI application development using LLMs, RAG or agent frameworks such as LangChain, LangGraph, Semantic Kernel or CrewAI.

  • Experience with Azure OpenAI, OpenAI APIs, AWS Bedrock, Anthropic Claude or Google Vertex AI.

  • Vector database experience, such as Pinecone, Weaviate, ChromaDB or Azure AI Search.

  • API management experience with WSO2, Kong, MuleSoft, Apigee, Azure API Management or AWS API Gateway.

  • Experience with Redis, Elasticsearch, Terraform, SonarQube or Test-Driven Development.

  • Familiarity with Jenkins, GitHub Actions or Azure DevOps.

  • Experience using GitHub Copilot or other AI-assisted development tools.

  • Knowledge of AI evaluation, governance, security and responsible AI practices.

Preferred Certifications

  • Microsoft Certified: Azure Developer Associate.

  • AWS Certified Developer Associate.

  • Certified Kubernetes Application Developer.

  • Microsoft Certified: Azure AI Engineer Associate.

  • Relevant Generative AI, Machine Learning or Agile certifications.

    Registration No.: R25156061

    EA No.: 11C3373

Skills

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