SUNNY CHOI
Sr Software Engineer III
ROCKLIN,CA
Summary
My goal is empowering and collaborating with cross-functional team and chain of commands to build and implement a full stack solution or migrate existing solutions to cloud based architecture.
Core competency with 10+ years of major Healthcare payers, 7+ years of development in data-centric backend(Oracle/SQL Server) and asp.net-based frontend(C#, .NET) 5+ years of full stack experience in E2E software development life cycle – plan/design/build/implement/test/release/maintenance Above all easy-going, adaptable personality that enjoys working with multiple teams in complex environment. Great self-starter with independent mind.
Overview
15
15
years of professional experience
10
10
years of post-secondary education
3
3
Certificates
Work History
Sr Software Engineer III
Advantasure
Richmond, VA
07.2016 - Current
- Promoted technical leadership to entry-level and junior engineers in complex enterprise system environment.
- Responsible for Billing/Enrollment project execution in terms of development, change request, enhancement, new client implementation, testing, supporting QA, and maintaining Billing/Gateway solutions
- Responsible for new client implementation (BCBS VT, ND, HNNY, Wellmark) as well as existing clients(BCBSMI, SCAN, UCARE, etc)
- Participated in adhoc module-based product enhancement project (capitated by product team)
- Frontend UI development in C# .NET with MS team foundation server (tfs) version control system
- Backend development in Oracle(Claims/Billing) and SQL Server (Enrollment) and support all designing, developing, and testing activities
- Supporting pre-development activities – cross-product or functional meetings in order to promote multi-channel communication (subject matters in EDI integration, Claims and Billing, Gateway)
- Supporting teammates during sprint progression – knowledge transfer or research
- Encouraged proactive team involvements among different subject matter expertise
- Executing regular daily developer’s duties such as coding, QC, unit-testing, debugging, peer-review, documentation, configuration management and version control
- Supporting post-development activities – Billing solution build/deployment in Azure cloud
- Debug and report issues in automated Redgate deployment if any
- Work in close collaboration with multiple stakeholders such as product owner, business analysts, junior developers, document specialists, architect, and dev operation team
- During implementation phase - Initiate and invoke cross-over team communication in case workflow management requires multiple team involvement
- During maintenance and sustaining phase – engage in dev team collaboration via joint DEV session or bootcamp involving QAs and Bas if necessary
- During QA phase - Support QA and DevOps team to help identify and resolve issue in timely manner and facilitate communication among teams to escalate urgent issues to higher chain for resolution
- During Ad-hoc product enhancement project (product-initiated capitated project) – engaged in product transformation from Oracle proc/transaction-based solution into C# module based product in .NET Core environments
- Participated in overall product-wise process improvement on Redgate deployment, Azure migration, process automation, test automation, performance evaluation and tuning, continuous improvements.
- Veracode security - Incorporated cybersecurity priorities into development projects to reduce potential liability and increase customer security.
Sr. IT Systems Engineer/Analyst
United Health Group
Minnetonka, MN
09.2013 - 06.2016
- Lead a team of 4-5 app developers for .NET frontend, SQLServer backend tool
- Collaborating with multiple stake holders, IT background groups – onshore/offshore
- Lead a data SME group - Gathering, Analyzing, Interpreting, Consult/ing healthcare data in clinical environment
- Collaborated in the multi-faceted development environment in multiple languages – DB logical/physical doc, UML, Visio diagram, data dictionary, etc
- Performing research for data anomalies, missing compliances, and skewed denominator during certification process and providing answer for business users and developers
- Supporting health plan, CMS, payer group for claim related questions.
Clinical Data Engineer/Analyst
Verisk Health, Inc
Minneapolis, MN
10.2008 - 03.2014
- Lead clinical data analysis team
- Host meetings, lead training/KT sessions, mentoring, and supporting for all data analysis issues
- Participated in healthcare measure accreditation process for various quality initiatives (i.e
- HEDIS/Stars, P4P, and QI for PQRS, ACO, AHCA quality measures.)
- Lead analysis over multiple claim sources on claims, lab, Rx, EMR data (REV, CPT, ICD9, LOINC, NDC, EMR SNOMED-CT, etc.) and communicate with health plan clients
- Root-cause analysis on cost of care for major disease, recurring inpatient, high cost measures, analyzing and researching adjudicated/reversed/denied claims
- Integrated data from clinical, lagged claims, registry sources and intertwined/normalized data and extracted valuable outcome to support risk analysis or close gaps-in-care
- Performed reporting task for providers, groups, stake holders with actionable plans on outliers
- Liaison between external auditor and internal developers, or external consulting organization and business users.
Software Engineer
TestQuest
Chanhassen, MN
11.2007 - 03.2008
- Set up quality assurance plan, test cases, and scenarios
- Worked closely with developers
- Created automated test cases on TestComplete 5.0 and tested against Window application target
- Tested TestQuest product Countdown and Active Mobile XF on Win Server 2003 distributed environment.
Software Development and QA
PTC, Parametric Technology Corporation
Arden Hills, MN
01.2007
- Joined in Configuration Management Team, Version Control division, server side application developer
- Resolved SPR (Software Problem Report), debug, fix software issues and bugs
- Dealt with various software tools – Clear Case tool, Ration Rose data modeler, Eclipse, CaRD system
- Development was mainly done in Java in Tomcat web service with JSP, HTML, XML, and CSS script for Windchill X-10 server side.
Education
No Degree - Health Informatics
University of CA, DAVIS
Sacramento, CA 05.2001 -
Master of Science - Software Engineering
University of St Thomas
Saint Paul, MN 09.2006 - 12.2008
No Degree - Mathematics And Computer Science
Hamline University
Saint Paul, MN 05.2001 -
Bachelor of Arts - Law
School of Law in KonKuk University
Seoul, Korea 03.1997 - 08.2004
Skills
Oracle: Oracle 11g/10g/9i, Oracle Developer 2000, SQLPlus, SQLLoaderLanguage: 5 years on SQL, PL/SQL, T-SQL, C# NET, APINET MVC/HTTP, XML/JSONDatabase: 5 years on Oracle, MySQL, MS Access 2007, 2010, SQL server 2005, 2008, 2012Reporting Tools: 5 years on Quality Compass, Excel, and SSRS
NET development
Technical Writing
Program testing software
Build releases
Database management software
Testing and maintenance
Product development
Software applications
Solutions deployment
Hardware and software installation
API design knowledge
Database programming
ASP
Web-based software engineering
HTML and XML
Accomplishments
- Healthcare Informatics Project
- Related course: SEIS785, Healthcare Informatics
- Title: Mining Healthcare Data – finding trends and consumer pattern
- Analyzing potential risks.
Certification
Azure 900 Fundamentals. Pursing AZ 204 as next.
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Quote
There is a powerful driving force inside every human being that, once unleashed, can make any vision, dream, or desire a reality.
Tony Robbins
Timeline
Sr Software Engineer III
Advantasure
07.2016 - Current
Sr. IT Systems Engineer/Analyst
United Health Group
09.2013 - 06.2016
Clinical Data Engineer/Analyst
Verisk Health, Inc
10.2008 - 03.2014
Software Engineer
TestQuest
11.2007 - 03.2008
Software Development and QA
PTC, Parametric Technology Corporation
01.2007
Master of Science - Software Engineering
University of St Thomas
09.2006 - 12.2008
No Degree - Health Informatics
University of CA, DAVIS
05.2001 -
No Degree - Mathematics And Computer Science
Hamline University
05.2001 -
Bachelor of Arts - Law
School of Law in KonKuk University
03.1997 - 08.2004