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, SQLundefined
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
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