Product Owner .Net Core

PROFESSIONAL PROFILE

Technical leader and product owner with 9+ years of experience in software development, product strategy, and project execution. Proven expertise in

.NET, C#, JavaScript, and cloud technologies (AWS, Azure). Skilled in Agile methodologies, data visualization, and leveraging AI/LLMs to enhance application functionality.

TECHNICAL SKILLS

Programming Languages and Frameworks: .NET, .NET Core (3-8) C# JavaScript Visual Basic Blazor Razor C C++ Python Java Databases and ORMs: SQL Server Aurora Timestream MongoDB Neo4j Entity Framework NoSQL API Development: RESTful APIs GraphQL SOAP APIs Cloud Platforms and Tools: AWS Azure CI/CD Docker GitHub Actions GPT AI LLMs Development Practices and Methodologies: Agile (Scrum, SAFe) TFS Git Jira Trello Code Reviews Performance Optimization Legacy System Modernization: Transforming Monolithic Architectures Microservices Distributed Monoliths Data Visualization and Analysis Tools: Tableau Grafana WORK EXPERIENCE

CONSULTANT/PRODUCT OWNER/.NET SOFTWARE ENGINEER Nov 2020 – Present Health Care Service Corp (Blue Cross Blue Shield), Remote

• Spearheaded the re-engineering of a legacy Property Information Management System (PIMS), implementing modern .NET Core architecture that eliminated frequent timeouts and ensured reliable performance for the core business team.

• Designed and implemented an Active Directory SSO solution that reduced login-related support tickets from daily occurrences to rare events while enhancing security compliance.

• Architected and deployed a distributed data processing pipeline using AWS services that transformed overnight batch processes into near real-time data availability.

• Implemented clean code practices and established coding standards that made the codebase maintainable for the first time in years, enabling faster feature development.

• Led the modernization of monolithic components into microservices, enabling independent deployment of critical features without system-wide downtime.

• Mentored junior developers through code reviews and pair programming sessions, resulting in faster onboarding and improved code quality across team deliverables.

CONSULTANT/.NET SOFTWARE DEVELOPER Apr 2019 – Sept 2020 Allied Benefit Systems, Remote

• Successfully migrated a mission-critical legacy system from VB6 to VB.NET, eliminating daily system crashes that had previously required manual intervention.

• Designed and developed an HL7 FHIR-compliant server using C# on the .NET Core framework, enabling the business to integrate with modern healthcare systems for the first time.

• Optimized database queries and implemented caching strategies that transformed report generation from an overnight process to on-demand availability.

• Created custom .NET tooling for database developers that reduced stored procedure modification time from hours to minutes.

• Implemented automated testing framework that increased test coverage from minimal to comprehensive, dramatically reducing production issues.

FULL STACK .NET SOFTWARE DEVELOPER Nov 2017 – Mar 2019 Pineapple Payments, Rolling Meadows, IL

• Enhanced the Transax Portal credit card processing gateway using VB.NET, resolving critical issues that had caused transaction failures during peak processing periods.

• Developed a suite of RESTful APIs to modernize the legacy transaction system, reducing partner integration time from weeks to days.

• Ensured stability for a high-volume system processing 3+ million transactions monthly through targeted performance Daniel Software Engineer Spivak

Technical Product Owner/Manager

Location: Denver, CO 80204

Phone: +1-224-***-****

E-mail: *********@*****.***

LinkedIn: www.linkedin.com/in/danspiv/

optimizations and comprehensive load testing.

• Implemented structured error handling and monitoring that transformed troubleshooting from hours of log searching to immediate issue identification.

• Collaborated with UX team to improve payment gateway interfaces, eliminating common user errors that generated frequent support calls.

SOFTWARE/WEB DEVELOPER Sept 2016 – Oct 2017

Cambridge Lending, Deerfield, IL

• Designed and implemented a marketing funnel and SQL Server database to effectively track and manage leads and client data, facilitating data-driven marketing and sales strategies.

• Developed and deployed a loan processing portal for mortgage brokers using .NET and JavaScript, streamlining loan processing workflows and improving efficiency.

• Implemented robust data validation and reporting features within the loan processing portal, ensuring data accuracy, compliance, and providing valuable insights into loan processing metrics. FULL STACK .NET SOFTWARE DEVELOPER Jan 2015 – May 2016 Interbank Mortgage Company, Lincolnshire, IL

• Developed and implemented custom tools, new features, and bug fixes for the bank's proprietary ERP system using .NET and SQL Server, improving operational efficiency and user satisfaction.

• Contributed to the full lifecycle of feature development, from requirements gathering to deployment and maintenance, using Agile methodologies and tools like Jira.

• Developed and executed comprehensive testing and debugging protocols, significantly reducing critical bugs and ensuring reliable system performance.

EDUCATION/CERTIFICATIONS

BACHELOR OF SCIENCE IN COMPUTER SCIENCE; CONCENTRATION IN SOFTWARE AND DATA ENGINEERING DePaul University, Chicago, IL

CERTIFIED AMAZON WEB SERVICES CLOUD PRACTITIONER (AWS CCP): Amazon Web Services (AWS) PROFESSIONAL SCRUM PRODUCT OWNER I (PSPO I): Scrum.org Technical Projects

Cloud-Based Microservices Migration

• Architected and implemented the migration of on-premises services to cloud-based microservices using .NET Core and AWS

• Designed resilient system with retry policies and distributed logging Real-Time Data Processing Pipeline

• Developed event-driven architecture using AWS Lambda, SQS and SNS to process high-volume data streams

• Implemented fault tolerance to ensure data integrity Legacy System Modernization Framework

• Created reusable components and patterns for legacy system modernization

• Developed incremental migration strategy to minimize business disruption

• Successfully applied to multiple enterprise applications, extending system lifespan while enabling new features CORE SKILLS

Product Lifecycle Management Agile Methodologies (Scrum, SAFe) Project Management Stakeholder Communication Requirements Gathering Backlog Prioritization Legacy System Modernization Database Design and Optimization Technical Documentation Customer Relationship Management Team Mentoring and Training Technical Debt Reduction Strategic Planning and Execution Platform Engineering Solutions System Performance Optimization Cross-Functional Team Leadership Strategic Technology Advisory Data Integration Solutions API Development and Integration Cloud Environment Administration CI/CD Pipeline Implementation Data Visualization and Analysis Active Directory Integration Microservices Architecture Data Visualization

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