Solution Architect (PWA & Cross-Cloud Integration)

About the Role

Vinova is seeking a highly capable Solution Architect to lead the technical strategy and architecture delivery for a 12-month Progressive Web App (PWA) implementation for Republic Polytechnic, supporting approximately 14,000 students.

This is a hands-on architecture leadership role responsible for designing and governing three critical layers of the platform:

React-based Progressive Web App (PWA) shell
Microsoft Power Platform eServices layer
Cross-cloud integration between Microsoft Commercial Cloud and Singapore Government Commercial Cloud (GCC)

The successful candidate will drive key technical decisions during the first phase of the project, including API architecture, security design, iOS PWA strategy, and cloud integration patterns that directly impact scalability, usability, and long-term maintainability.
Key Responsibilities

Architecture & Technical Leadership

Define end-to-end solution architecture across frontend, middleware, Power Platform, and cloud integration layers
Lead technical discovery workshops, including API Discovery and system integration assessment
Produce architecture artifacts including solution diagrams, integration flows, security models, and deployment strategies
Establish architecture standards, governance, and technical decision frameworks

PWA & Frontend Strategy

Design scalable React-based PWA architecture optimized for mobile-first usage
Define iOS PWA strategy and mitigation plans for Safari/iOS platform limitations
Establish offline-first, caching, session management, and performance optimization approaches
Work closely with engineering teams to ensure high availability and responsive user experience

Cloud & Integration Architecture

Design secure integration architecture between Microsoft Commercial Cloud andSingapore GCC environments
Architect Azure API Gateway / Azure API Management strategy
Design caching proxy, API orchestration, and backend integration patterns
Define authentication, authorization, and identity federation approaches
Security & Compliance
Facilitate STRIDE threat modeling workshops
Ensure compliance with government and institutional security requirements
Define API security, encryption, secrets management, and network segregation strategies
Review technical risks and establish mitigation controls
Delivery & Stakeholder Management
Collaborate with client stakeholders, product owners, vendors, and engineering teams
Provide technical leadership throughout implementation lifecycle
Conduct architecture reviews and technical governance sessions
Support estimation, planning, and technical risk assessment activities
Requirements
Mandatory Skills & Experience
8+ years of experience in Solution Architecture or Technical Architecture roles
Strong hands-on experience with Microsoft Azure ecosystem
Experience designing enterprise-grade API and integration platforms
Strong understanding of React architecture and Progressive Web Applications (PWA)
Experience with Azure API Management / API Gateway solutions
Experience with security architecture and threat modeling methodologies such as STRIDE
Strong knowledge of authentication protocols (OAuth2, OpenID Connect, SAML)
Experience designing scalable and secure cloud-native solutions
Preferred Qualifications
Experience with Microsoft Power Platform / Power Apps integration
Experience working in government, education, or regulated environments
Familiarity with Singapore Government Commercial Cloud (GCC) environments
Knowledge of iOS Safari and Apple PWA platform constraints
Experience with distributed caching and API performance optimization
Microsoft Azure certifications preferred
Technical Environment
React.js
Progressive Web Applications (PWA)
Microsoft Azure
Azure API Management
Microsoft Power Platform
REST APIs

OAuth2 / OpenID Connect Microsoft Entra ID Cross-cloud integration architecture

we are looking for a technically strong and delivery-focused architect who can balance strategic thinking with hands-on execution. The ideal candidate is comfortable leading workshops, making critical early-stage architectural decisions, and working closely with engineering teams to ensure successful implementation in a complex enterprise environment.