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I am a hands-on software engineer specializing in desktop and multi-tier distributed applications, on-premise or cloud-based. I apply object-oriented design, design patterns, and solid SDLC practices, thriving in Agile environments and collaborating with product managers, UI/UX designers, QA testers, and release teams. I’ve worked in startups, small teams, and large organizations, and I excel at diagnostics, debugging, and root-cause analysis to support production and client needs. I’ve built and migrated complex systems across Java, JavaScript/TypeScript/Node ecosystems, and cloud-native stacks using Docker, Kubernetes, and OpenShift. I enjoy mentoring teammates, delivering robust APIs, and creating user-friendly interfaces with a focus on performance and reliability.…I am a hands-on software engineer specializing in desktop and multi-tier distributed applications, on-premise or cloud-based. I apply object-oriented design, design patterns, and solid SDLC practices, thriving in Agile environments and collaborating with product managers, UI/UX designers, QA testers, and release teams. I’ve worked in startups, small teams, and large organizations, and I excel at diagnostics, debugging, and root-cause analysis to support production and client needs. I’ve built and migrated complex systems across Java, JavaScript/TypeScript/Node ecosystems, and cloud-native stacks using Docker, Kubernetes, and OpenShift. I enjoy mentoring teammates, delivering robust APIs, and creating user-friendly interfaces with a focus on performance and reliability.

Long Hoang

Full Stack Developer, Front-End Developer, Back-End Developer, +2

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I am a hands-on software engineer specializing in desktop and multi-tier distributed applications, on-premise or cloud-based. I apply object-oriented design, design patterns, and solid SDLC practices, thriving in Agile environments and collaborating with product managers, UI/UX designers, QA testers, and release teams. I’ve worked in startups, small teams, and large organizations, and I excel at diagnostics, debugging, and root-cause analysis to support production and client needs. I’ve built and migrated complex systems across Java, JavaScript/TypeScript/Node ecosystems, and cloud-native stacks using Docker, Kubernetes, and OpenShift. I enjoy mentoring teammates, delivering robust APIs, and creating user-friendly interfaces with a focus on performance and reliability.…I am a hands-on software engineer specializing in desktop and multi-tier distributed applications, on-premise or cloud-based. I apply object-oriented design, design patterns, and solid SDLC practices, thriving in Agile environments and collaborating with product managers, UI/UX designers, QA testers, and release teams. I’ve worked in startups, small teams, and large organizations, and I excel at diagnostics, debugging, and root-cause analysis to support production and client needs. I’ve built and migrated complex systems across Java, JavaScript/TypeScript/Node ecosystems, and cloud-native stacks using Docker, Kubernetes, and OpenShift. I enjoy mentoring teammates, delivering robust APIs, and creating user-friendly interfaces with a focus on performance and reliability.

Available to hire

I am a hands-on software engineer specializing in desktop and multi-tier distributed applications, on-premise or cloud-based. I apply object-oriented design, design patterns, and solid SDLC practices, thriving in Agile environments and collaborating with product managers, UI/UX designers, QA testers, and release teams. I’ve worked in startups, small teams, and large organizations, and I excel at diagnostics, debugging, and root-cause analysis to support production and client needs.

I’ve built and migrated complex systems across Java, JavaScript/TypeScript/Node ecosystems, and cloud-native stacks using Docker, Kubernetes, and OpenShift. I enjoy mentoring teammates, delivering robust APIs, and creating user-friendly interfaces with a focus on performance and reliability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Full Stack Developer (Part time) at Self

June 1, 2024 - Present

Part-time engagement focusing on LLM Fundamentals and web/mobile app projects. Implemented REST APIs with Java 17/Spring Boot and MySQL; migrated UI to TypeScript; built a component-based UI with drag-and-drop functionality; designed API-driven persistence and event processing, and delivered responsive UI for online food delivery workflow.

Data Engineer at State Street Corporation

November 1, 2022 - May 31, 2024

Handled XML/REST APIs and UNIX C++ batch workloads for Bloomberg Data License processing, contributed to ASEngine Drools rule engine development, monitored daily data license cycles, triaged production issues, and provided client support (e.g., PIMCO, Wellington). Assisted incremental migrations of business logic from C++ to Java and supported data subscription features (DTCC).

Full Stack Engineer at LANDCO Investments

September 1, 2021 - December 31, 2021

Completely redesigned the CRM app with modern frameworks. Designed MySQL database schema, implemented REST APIs for LAND business logic, and built the LAND Import App with drag-and-drop column matching, embedded search assistance, and cluster/parcel components.

Full Stack Engineer at Cisco Systems, Inc.

June 1, 2018 - August 31, 2021

Developed enterprise cloud apps with Angular (v8+), Java REST API, Docker/OpenShift, and OAuth. Implemented Single Sign-On, audit controls, and various UI/backend features including Corporate Flight and Time Tracker apps; authored a Generic Persistent API using Java reflection for flexible CRUD.

Frontend Engineer at CipherTrace

April 1, 2016 - June 30, 2018

Built in-house single-page apps for Bitcoin forensics and analytics, including address and transaction search, case management, and visualization components (D3/Highcharts). Created robust UI patterns and collaborated on data visualization features.

Frontend Engineer at Apple Inc.

May 1, 2015 - September 30, 2015

Frontend development for corporate calendar/time-tracker suites; migrated UI from JSP/Servlet to Angular/REST API stack, added OAuth/S powered SSO validation, implemented versioning/audit trails and improved UI performance and print output.

Full Stack Engineer at Edison Global Circuits

February 1, 2015 - May 31, 2015

Prototyped features for Vgrid Manager; built a Node.js/Express wrapper to hardware APIs; developed circuit control UI, event notifications, and data visualizations; contributed to distributed workflow components and backend services.

Full Stack Engineer at Cisco Systems, Inc.

November 1, 2013 - October 31, 2014

ISE Admin UI enhancements, security issue remediation, and multi-level UI flows. Implemented Calendar Payload UI and enhanced threat detection UI, with an emphasis on robustness and security.

Software Engineer at eBay Inc.

June 1, 2008 - March 31, 2009

Contributed to the Open eBay Echo Core Framework, enabling seamless third-party deployment and management. Worked on building new SOAP/REST services and performance-oriented backend features.

Software Engineer at Cisco Systems, Inc.

December 1, 2007 - March 31, 2009

Senior UI/UX contributions for network security products, upgrading CxO suites, and implementing admin UI flows. Addressed security issues (XSS/CSRF) and delivered enhancements for ISE-related interfaces.

Sr. Software Engineer at eBay Inc.

March 1, 2000 - September 30, 2007

Led development for core eBay features, designed SOAP-based integration for MAC platforms, contributed to billing, trust and safety rules, and open framework components enabling scalable deployments.

Software Engineer at IBM

August 1, 1994 - July 31, 1995

OS/2 and UNIX-focused development including C/C++, DCE, and UNIX emulation work; contributed to SAP automation-related backend and administrative components.

Software Engineer at VOLT Information Sciences

November 1, 1991 - July 31, 1994

Document imaging and page-layout tooling; developed desktop publishing workflows and printer language translation components; contributed to APPC/host-client integrations and OS/2/Windows workstations.

Software Engineer at FileNet Corporation

February 1, 1996 - July 31, 1997

OS/2 porting and distributed document processing components; ported 16-bit to 32-bit OS/2 adapters; contributed to archiving/workflow modules and distributed services.

Programmer Consultant at MindGate Corp

October 1, 1986 - February 28, 1987

Developed search interfaces and UI components for data-intensive tooling including a case and transaction search UI with heavy DOM grids and navigation features.

C/LISP Programmer at SAPIENS Software Corporation

June 1, 1986 - October 31, 1986

Worked on compiler-related tooling and LISP-based components within a research-focused team.