Senior Full Stack Engineer (Agency contract)

PERSOL Singapore; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

PERSOL Singapore is seeking a Senior Full Stack Engineer to design, develop, and deploy AI-powered enterprise solutions across Oracle and Microsoft cloud platforms. You will build AI Agents, integrate Oracle Fusion with OCI and Azure, and craft scalable, secure applications for global business needs.

You will work with PMs, analysts, architects, and vendors to ensure robust deployments, strong governance, and alignment with enterprise standards.

Qualifications

• Strong hands-on experience with Oracle APEX application development.
• Experience configuring and customizing Oracle Fusion Applications.
• Experience with Oracle Integration Cloud (OIC) integrations and automation.
• Experience with Oracle ATP and Oracle database technologies.
• Experience with OCI services, networking, IAM, and monitoring.
• Experience with Oracle AI Agent Studio or Oracle AI/Generative AI services.

Responsibilities

• Design, develop, configure, integrate, and deploy AI-powered business solutions.
• Collaborate with PMs, BAs, architects, and vendors to deliver scalable solutions.
• Develop APIs, workflows, and automation to support AI-driven processes.
• Configure authentication, authorization, and security across Oracle and Azure platforms.
• Perform cloud configuration, deployment, and production support in OCI and Azure.

Skills

SQL

REST APIs

JavaScript

HTML/CSS

CI/CD

Git

Azure DevOps

OAuth/OpenID

SSO

API integration

Security controls

Tools

Oracle APEX

Oracle Fusion Applications

Oracle Integration Cloud (OIC)

Oracle ATP

OCI

Azure services

Azure App Services

Azure Functions

Azure Storage

Azure Key Vault

Entra ID

Azure API Management

Oracle AI Agent Studio

AI/Generative AI services

Job description

About Client: MNC company.

Responsibilities: The Senior Full Stack Engineer will be responsible for the design, development, configuration, integration, and deployment of AI-powered business solutions supporting the FusionOne initiative. The role involves working across Oracle and Microsoft cloud platforms to build, configure, and maintain AI Agents, enterprise integrations, and digital applications. The engineer will collaborate closely with project managers, business analysts, architects, and vendors to deliver scalable and secure solutions.

• Develop and maintain enterprise applications using Oracle technologies such as Oracle APEX, Oracle Fusion Applications, Oracle Integration Cloud (OIC), and Oracle Autonomous Transaction Processing (ATP).


• Design, configure, and deploy AI Agents using Oracle AI Agent Studio and related Oracle AI services.


• Implement integrations between Oracle Fusion, Oracle Cloud Infrastructure (OCI), Microsoft Azure services, and third-party applications.


• Perform cloud configuration, deployment, troubleshooting, and administration within OCI and Microsoft Azure environments.


• Develop APIs, workflows, and automation solutions to support business processes and AI-driven capabilities.


• Configure authentication, authorization, and security controls across Oracle and Microsoft platforms.


• Support Dev, UAT, and Production environment setup, configuration, and release activities.


• Perform technical troubleshooting, root cause analysis, and production support for deployed solutions.


• Work closely with stakeholders to gather technical requirements and translate them into scalable solutions.


• Ensure adherence to enterprise architecture, security, governance, and compliance standards.

Requirement: Core Oracle Technologies

• Strong hands-on experience with Oracle APEX application development.


• Experience with Oracle Fusion Applications configuration and customization.


• Experience with Oracle Integration Cloud (OIC) integrations and process automation.


• Experience with Oracle Autonomous Transaction Processing (ATP) and Oracle database technologies.


• Experience working with Oracle Cloud Infrastructure (OCI) services, networking, IAM, and monitoring.


• Experience with Oracle AI Agent Studio, Digital Assistant, or Oracle AI/Generative AI services.

Microsoft Technologies

• Experience administering and configuring Microsoft Azure Portal.


• Knowledge of Azure services such as:

1. Azure App Services


2. Azure Functions


3. Azure Storage


4. Azure Key Vault


5. Azure Active Directory (Entra ID)


6. Azure API Management


7. Experience integrating Azure services with Oracle Cloud platforms.

Development & Integration

• Strong proficiency in SQL, PL/SQL, REST APIs, and web services.


• Experience in JavaScript, HTML, CSS, and modern web development frameworks.


• Experience with API integration, OAuth, SSO, OpenID Connect (OIDC), and identity management.


• Familiarity with CI/CD pipelines and source control tools such as Git and Azure DevOps.


• Experience in designing scalable and secure enterprise applications.

Preferred Skills

• Experience with Generative AI, LLM integrations, Copilot, Agentic AI, or AI orchestration platforms.


• Experience implementing enterprise chatbot or AI assistant solutions.


• Knowledge of Microsoft Teams App development and integration.


• Oracle Cloud or Microsoft Azure certifications.


• Experience in Financial Services, Insurance, or Enterprise HR/Finance systems.