Oscar King

Senior Back End Developer
San Francisco, US.

About

Highly accomplished Senior Back End Developer with over 6 years of expertise in designing, enhancing, and maintaining robust .NET web applications on Azure cloud. Proven leader in migrating complex legacy systems to modern microservices architectures, developing scalable e-commerce platforms for global users, and optimizing critical database performance to drive business efficiency.

Work

XYZ Company
|

Senior Back End Developer

San Francisco Bay Area, CA, US

Summary

Led a cross-functional team in the comprehensive migration and redevelopment of critical enterprise systems, leveraging modern .NET and Azure cloud technologies to enhance scalability and performance.

Highlights

Spearheaded the successful migration of legacy infrastructure to a modern microservices stack, utilizing .NET Core, CQRS, and Azure cloud, significantly improving system resilience and developer productivity.

Redeveloped and launched custom account management, content, and mobile business verticals, enhancing user experience and supporting critical operational workflows for diverse business needs.

Engineered and integrated advanced cloud services for a product fulfillment application, multilingual content services, and a pluggable payment provider architecture, streamlining pre-authorization credit card payments.

Mentored and guided a team of developers through complex architectural changes and feature implementations, fostering a culture of technical excellence and continuous improvement.

New ZXY
|

.NET Developer

San Francisco Bay Area, CA, US

Summary

Designed and implemented high-performance back-end solutions for a leading e-commerce platform, ensuring scalability and reliability for a global user base and critical business operations.

Highlights

Developed a robust e-Commerce digital distribution platform, serving over 200,000 users worldwide and leveraging advanced .NET and Azure cloud infrastructure for seamless operation.

Architected and provided comprehensive infrastructure and integration guidelines for load-balancing and web farm deployment, ensuring high availability and optimal performance for critical services.

Designed and implemented scalable back-end systems for 10 business-critical websites, enhancing stability and supporting significant user traffic and data processing.

Collaborated with front-end teams to integrate API services, ensuring efficient data exchange and responsive user interfaces across all supported platforms.

XYZ Initial
|

Junior Back End Developer

San Francisco Bay Area, CA, US

Summary

Contributed to the development and maintenance of core web applications, focusing on database optimization and front-end integration to enhance system responsiveness and cost efficiency.

Highlights

Optimized critical SQL queries for high-load system components, boosting website responsiveness and achieving a 20% reduction in database operational costs.

Developed and maintained over 10 dynamic websites using ASP.NET MVC and SQL Server, ensuring robust functionality and seamless user experiences.

Assisted senior developers in implementing new features and resolving technical issues, contributing to timely project delivery and system stability.

Participated in code reviews and adopted best practices for software development, enhancing code quality and maintainability.

Education

The University of Auckland
Auckland, Auckland Region, New Zealand

Bachelor of Engineering

Software Engineering

Languages

English
German

Certificates

Microsoft Certified Technology Specialist: Silverlight 4, Development (MCTS)

Issued By

Microsoft

Skills

Programming Languages & Frameworks

C#, .NET, .NET Core, ASP.NET MVC, CQRS, RESTful APIs.

Cloud Platforms & Services

Microsoft Azure, Azure Cloud Services, Cloud Architecture.

Databases & Data Management

SQL Server, Database Optimization, Query Optimization.

System Design & Architecture

Microservices Architecture, Scalable Architecture, System Design, Distributed Systems.

Development Operations & Tools

Load Balancing, Web Farm Deployment, Git, Visual Studio, SDLC.

Core Competencies

Legacy System Migration, E-commerce Development, Team Leadership, Technical Mentorship, Problem Solving, Software Development.