Senior Fullstack Developer (weekends/ shifts) #IKR

Responsibilities •    Design, develop, and maintain scalable fullstack applications with a focus on performance, reliability, and security in a financial services environment. •    Collaborate with enterprise architects and business stakeholders to define system architecture, integration patterns, API specifications, and data flow designs. •    Own end-to-end delivery across the full SDLC: requirements analysis, technical design, development ,code review, testing, deployment, and production support. •    Build and maintain RESTfulWeb APIs, backend services, and responsive frontend interfaces to support large-scale internal platforms and portals. •    Integrate with third-party platforms and internal enterprise systems using established patterns(OAuth/OpenID, REST, event-driven architecture). •    Implement AI-assisted or data-driven features (e.g. smart tagging, auto-summarisation, search enrichment) to improve platform intelligence and usability. •    Champion code quality through code reviews, performance optimisation, security best practices, and technical debt management. •    Contribute to sprint planning, task estimation, and delivery governance in an Agile/Scrum environment. •    Mentor junior team members and provide technical guidance to ensure consistent standards across the team. •    Produce clear solution documentation including architecture diagrams, sequence diagrams, and API specifications. Requirements Experience •    10+ years of professional software engineering experience, with at least 5 years in fullstack development within enterprise or regulated environments. •    Demonstrated experience delivering production-grade platforms for financial services, investment, or banking organisations. •    Proven track record of working directly with enterprise architects and senior business stakeholders to define technical solutions. Backend •    Strong proficiency in C#and the .NET ecosystem — .NET Framework, .NET Core, and .NET 8 — includingASP.NET MVC and Web API. •    Solid experience with Entity Framework Core and ORM-based data access patterns. •    Working knowledge of Redisor equivalent in-memory caching and session management. •    Hands-on experience with relational databases: Microsoft SQL Server (required); PostgreSQL or Oracle(advantageous). Frontend •    Proficient in React with TypeScript, including state management using Redux or Redux Saga. •    Experience building responsive, accessible enterprise UIs using component libraries (Ant Design, Kendo UI, Telerik, or similar). •    Strong grounding in coreweb technologies: HTML, CSS, JavaScript/TypeScript. DevOps & Cloud •    Practical experience with Docker for containerisation and CI/CD pipeline tooling (GitHub Actions, Jenkins, or equivalent). •    Hands-on cloud deployment experience, preferably on AWS (EC2, S3, or equivalent services). •    Familiarity with source control best practices using Git/GitHub; experience with Agile tooling (JIRA,Confluence). Preferred qualifications •    Experience with OpenShift or Kubernetes for container orchestration in enterprise environments. •    Exposure to AI/ML feature integration — e.g. natural language processing, smart tagging, automated summarisation, or embedding-based search — within production applications. •    Prior experience in a Technical Lead or offshore team coordination role, including delivery governance and stakeholder reporting. •    Familiarity with blockchain platforms or cryptocurrency exchange ecosystems (DeFi, KYC/AML workflows, wallet infrastructure). •    Experience with cross-platform desktop application development (e.g. Electron). •    Knowledge of Python for data processing, scripting, or backend automation tasks. •    Exposure to legacy system modernisation or migration projects within regulated industries. •    Master's degree in Business Information Systems, Computer Science, or a related discipline. Technical skills summary Frontend:  React, TypeScript, Redux Saga, Angular, Ant Design, Kendo UI,Bootstrap, HTML/CSS/JS Backend:  C# / .NET Core / .NET 8, ASP.NET MVC, Web API, Entity Framework,Python, Redis Database:  SQL Server (required), PostgreSQL, Oracle DevOps /Cloud:  Docker, OpenShift, AWS, GitHub Actions,Jenkins, GitHub Methodology:  Agile / Scrum, TDD, JIRA, Confluence, UML Domain:  Financial services, investment platforms, KYC/AML, enterprise content platforms Interested applicants, please email your resume to Karin Chan Wei Kien Email: karinchan@recruitexpress.com.sg CEI Reg No: R1104584 Recruit Express Pte Ltd UEN: 199601303W EA Licence No: 99C4599