Software Engineer Spring Boot

QUYEN VU

**** ********* *** *****: 408-***-****

San Jose, CA 95136 Email: *******@*****.***

AREAS OF EXPERTISE

PROFESSIONAL EXPERIENCE

Vcinity.io/Sr. Software Engineer 05/2023 - 12/2024 Accelerate/Ultimate Access Projects: Java, spring boot, AWS, Posgres, Jquery, CSS

Java core developer specializing in Accelerate and Ultimate Access products. My expertise lies in seamlessly integrating AWS S3 storage for swift data exchange between S3 and Network File System (NFS). Leveraging Java, Spring, Spring Boot, and jQuery, ensuring efficient and reliable communication between these systems, emphasizing encryption and decryption data to comply with FIPS (Federal Information Processing Standards). Cisco.com/Sr. Software Engineer 8/2019 – 03/2023

AppDynamic: Java, java instrumentation, docker, splunk and log analyzer.

Providing assistance for the integration and utilization of AppDynamics within customers' applications. This involves attaching the AppDynamics Java agent to monitor business transactions effectively. My responsibili- ties include analyzing heap and thread dumps to assess resource usage and performance under varying traffic loads. This comprehensive approach ensures optimal application performance and scalability for our clients.- Worked with multiple container environment like docker, Kubernetes for application deployments Walmart.com/Sr. Java Consultant 8/2018 - 6/2019

Last Mile Delivery Project: Java, spring, Rest APIs, Kafka, Azure

As part of the Walmart grocery home delivery project, my role involves implementing robust APIs to facilitate seamless communication between different components of the system. These APIs enable functionalities such as placing orders, updating order status, and managing delivery schedules. Additionally, I integrate these APIs with the driver's mobile application, allowing real-time tracking of the delivery process. By ensuring smooth interaction between the backend system and the mobile app, This enhanced the overall customer experience and streamline the delivery operations for Walmart's grocery service. Leveraging Microsoft Azure's cloud services, I integrated these solutions to ensure scalability, reliability. I also designed and implemented real-time data pro- cessing systems using Apache Kafka, handling millions of events per day. Treez.io/Sr. Software Engineer - Tech lead 7/2017 – 5/2018 Treez POS System: Java, Spring, JPA, JWT authentication, mySQL, rabbitMQ, Rest APIs, Apigee, Fastly.

Developing the Treez platform, building robust external REST APIs to manage customers and orders seamless- ly. Integrating a JWT authentication framework with Spring Security ensures secure access to our APIs, en- hancing data protection and user authentication. To further support external API management and moderation, I integrated with apigee.net, enabling efficient handling of incoming requests while maintaining security and scalability. Leveraging Fastly CDN allows to optimize resource usage and balance traffic effectively, ensuring optimal performance for our platform. Additionally, implementing RabbitMQ as the messaging system enables asynchronous communication between components, enhancing system reliability and scalability. Together, these components form a cohesive infrastructure that supports the growth and efficiency of the Treez platform while delivering a seamless experience for users and external clients. Quickcom.net/Sr. Software Engineer - Tech Lead 5/2014 – 5/2017

• Professional :

• Java/Spring/Boot/JPA,Hibernate AWS,Swing

• Rest APIs, JQuery, CSS, Javascript, XMMP,JWT.

• Databases - SQL:Oracle, MySQL, MongoDB

Posgres, Microsoft SQL, Maria

• Apigee, Fastly CDN, Kafka, Git, Jira, Jenkins

• Sqs/sns messaging, Opensearch, Elasticsearch

• Grafana, Prometheus, ETL data, CI/CD, ansible.

• Knowledgable :

• Containers:Docker, Kubernetes, firewall,IDS

• Performance Resource Analysis on heap, threads

dumps, firewall, Intrusion Detection System.

• WebSocket, VoIP, RabbitMQ, C#,C/C NET, Perl

Shell, ASP.net, Python, React.js, Node.js, Azure

• Multi-threadeded programming, load balancer.

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Click2Call: Java, Spring, mySQL, MongoDB, XMPP, SIP, AWS/EC2

In developing the core backend system, I am employing MongoDB with Java and Spring to ensure robust user registration and authentication functionalities. We're configuring and developing the messaging sys- tem using ejabberd/XMPP, facilitating seamless communication within the platform.

For mobile communications, Rest APIs are being designed to facilitate communication with iOS/Android devices and the central system, ensuring compatibility and efficiency. Additionally, I am responsible for configuring and maintaining DNS and SSL certificates, deploying the system across both data center and cloud environments such as AWS/EC2.

Finally, I am building an admin portal to streamline user and account management, along with compre- hensive data reporting capabilities, ensuring smooth platform operation and management as well as other marketing purposes.

GE - Division of Aviation/Sr. Java Consultant 8/2013 – 2/2014 Predix/iCDL Project: Java 8, Spring, OSGI framework, Oracle, JQuery, Machine Learning

I have been responsible for implementing and supporting an advanced alert mechanism tailored for GE90 and GenX engines, leveraging analytical data insights. This project involves utilizing Java, Spring, OSGi, and an Oracle database to ensure robust functionality and reliability.

Concurrently, I am tasked with developing intuitive graphical reports for the client portal, using Java, GWT, and jQuery to deliver visually engaging and informative insights. In collaboration with the data scientists team, I orchestrate data workflows to enhance the accuracy and relevance of the alert mecha- nism, ensuring optimal performance and actionable intelligence. Walmart Lab/Java Consultant 8/2010 – 8/2011

Bedrock System : Java, Oracle, Jenkins

Providing application support for Walmart's diverse subdivisions including Photos, Tires, Music, Gift Registry, and Pharmacy.Application support for Walmart subdivisions like Photos, tires, musics, gift reg- istry and pharmacy. Creating a catalog integration tool to seamlessly incorporate third-party vendor prod- ucts into the Walmart’s marketplace.

Apple/Java Consultant 8/2009 – 8/2010

Xcard System: Java, Spring, Oracle, Maven, Strut

Tasked with designing and implementing upgraded features for the iTunes gift card, such as making it reload- able, utilizing the Java/Struts framework for seamless integration.

Simultaneously, developed an agent portal dedicated to card management, integrated iTunes gift cards across various channels, including Apple retail and online stores, Apple telesales, and third-party retailers such as Walgreens, Walmart,Safeway…, enhancing accessibility and convenience for users across multiple platforms. Polycom/Software Engineer 12/2005 – 8/2008

Video/Audio Test Automation: C#, .NET, Java, Swing

Proficient in designing and implementing automation frameworks for telecommunications devices, with a focus on Polycom SE2000 video devices utilizing C#, .NET, and MSSQL, as well as Cisco conference phones 79xx using Java Swing and XML. Skilled in implementing comprehensive testing suites and conducting thorough training sessions to equip QA team members with the necessary tools and knowledge for nightly tests. Exodus Communications Inc/Software Engineer 7/1998 – 7/2002 Managed Hosting Services: Perl, ASP.net, IDS (Intrusion Detection System)

I have been responsible for designing and implementing managed hosting services to oversee backend server resources and activities, including CPU, swap space, and memory usage. This project involves creating a client portal and generating graphical reports using ChartFX and ASP.NET to provide clear and informative visualiza- tions. Additionally, I have designed a mechanism to trigger alerts when resource usage surpasses predefined thresholds, ensuring proactive monitoring and response. To enhance customer experience, I automated content change management procedures, allowing customers to update web content securely with alert generation as needed.

B.S - Computer Science and Engineering, UCLA (1995-1998) US Citizen.

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