Summary
Overview
Work History
Education
Skills
Timeline
Skills
Generic

Sean Gilman

Grand Rapids,MN

Summary

Results-driven Software Engineering Manager with 25 years in development and 10 years leading high-performing teams. Skilled in cross-functional leadership, system architecture, and driving large-scale transformations. Proven ability to improve maintainability, reduce technical debt, and deliver scalable solutions on time. Passionate about mentorship, continuous improvement, and aligning engineering with business goals.

Overview

26
26
years of professional experience

Work History

Engineering Manager

CollectiveMedical
11.2022 - Current
  • Company Overview: acquired by PointClickCare
  • Led and managed two cross-functional engineering teams (10 total engineers) across distinct domains, improving collaboration and increasing team productivity by 20%.
  • Implemented individualized development plans and mentorship that contributed to three team members advancing into senior roles.
  • Partnered with Product Management to align team roadmaps with company-wide strategic objectives, resulting in a 15% increase in feature delivery velocity.
  • Directed high-level architectural planning to ensure scalability and system performance, including guiding the successful revival of a stalled multi-domain architecture transformation-reorganized priorities and drove delivery across teams, completing the initiative 3 months ahead of the revised schedule.
  • Stepped in as interim Product Owner, managing backlog refinement, stakeholder coordination, and requirements definition, preventing project disruption during a critical transition period.
  • Established a structured SDLC process and led the migration to a new ticketing platform, reducing task turnaround time by 25%.
  • Developed performance metrics to assess and improve process efficiency, resulting in a 30% improvement in cycle time.
  • Recovered two at-risk projects, delivering both on time and within budget.
  • Spearheaded a comprehensive codebase overhaul that reduced technical debt by 40% and improved maintainability.
  • Proactively adapted to shifting executive priorities, maintaining consistent team output and morale while keeping deliverables aligned with evolving business goals.
  • Acquired by PointClickCare

Senior Software Engineer

CollectiveMedical
03.2021 - 11.2022
  • Company Overview: acquired by PointClickCare
  • Engineered and led the migration of a monolithic legacy codebase to a modular microservice architecture, improving system maintainability and reducing deployment complexity by 35%.
  • Conducted in-depth analysis of legacy code to map logic flows, resulting in the creation of over 100 actionable tasks that guided successful phased refactoring efforts.
  • Mentored three junior developers, leading to measurable improvements in code quality and onboarding efficiency.
  • Acted as backup team lead, managing sprint planning, task assignments, and daily standups to maintain project momentum and team cohesion.
  • Refactored a mission-critical production application, consolidating fragmented logic and introducing operational metrics, which improved system reliability and reduced incident response time by 40%.
  • Enhanced local and test environments, decreasing developer setup time and improving integration test accuracy.
  • Developed and implemented a reusable design pattern to streamline functionality across new microservices, accelerating development timelines.
  • Championed the use of code coverage tools, increasing team-wide coverage awareness and leading to a 25% boost in test reliability.
  • Acquired by PointClickCare

Lead Software Engineer, API Governance and Gateway Team

UnitedHealth Group/OptumIT
12.2018 - 03.2021
  • Led certification and review of 200+ OpenAPI Specification (OAS) files, ensuring alignment with internal API governance.
  • Maintained and improved the certification ruleset for greater clarity and consistency.
  • Mentored junior developers, accelerating onboarding and skill growth.
  • Automated the OAS certification process, saving 25 engineer-hours per week.
  • Integrated API design checks via a custom linter and GitHub webhook, and built a CI/CD-based system for early detection of design violations, reducing rework and increasing delivery speed.
  • Refactored legacy code to reduce technical debt-improving thread safety, performance, and unit test coverage by 30%.
  • Advocated pair programming to enhance collaboration and code quality.

Software Architect, Application Enablement Team

UnitedHealth Group
12.2014 - 12.2018
  • Designed and implemented monitoring and upgrade validation tools for the Operations Team, improving deployment accuracy and reducing post-release issues by 40%.
  • Provided 24/7 production support, maintaining 99.9% SLA compliance.
  • Mentored over 30 team members, fostering technical growth and cross-team collaboration.
  • Built statistical dashboards and comparison tools for real-time service monitoring and triage.
  • Led the modularization of a legacy monolithic application, enhancing scalability and enabling parallel development.
  • Developed a custom Maven plugin and a cloud-based management console to streamline environment configuration.
  • Delivered APIs and UI tools-including job schedulers and integration tests-that cut manual intervention by 50% and boosted operational efficiency.

Software Development Lead

UnitedHealth Group
07.2012 - 12.2014
  • Managed a team of four developers across multiple projects using waterfall, scrum, and kanban.
  • Designed tools and backend services to enhance operational efficiency.
  • Served as SME for high-priority initiatives and trained three new hires.
  • Led the shift to a new architecture, improving scalability and reducing system complexity.

Software Developer

UnitedHealth Group
07.2011 - 07.2012
  • Developed tools and services to support Operations, improving system reliability and workflow efficiency.
  • Provided architectural guidance and resolved production issues, reducing downtime.
  • Contributed to core application rewrites and introduced a new unit testing strategy, boosting defect detection by 25%.

Business Ops Supervisor / Automation Programmer

LexisNexis
01.2008 - 01.2011
  • Company Overview: Insurance Software Division
  • Led a team of three and overhauled back-office automation by replacing PERL scripts with a scalable Java web app.
  • Improved disaster recovery, standardized tools, and streamlined team workflows.
  • Insurance Software Division

Operations Specialist

UnitedHealth Group
01.2007 - 01.2008
  • Managed UPM deployments and 24/7 support.
  • Refactored monitoring and build systems, enhancing performance and modularity.

Lead Software Engineer

Insurity
01.2004 - 01.2007
  • Directed automation projects improving SLA compliance and process efficiency.
  • Built systems for reporting, archiving, and failure tracking.

Claims Specialist

Express Scripts
01.2002 - 01.2004
  • Processed and researched claims with 98% accuracy, streamlining resolution methods.

Owner/Contractor

Gillinsco
01.2001 - 01.2003
  • Developed and maintained custom e-commerce and CMS web solutions.

Technical Lead - EPages

Rooster.com
01.2001 - 12.2001
  • Led feature development for eBusiness platforms, enhancing system reliability.

Web Developer

MarketingBridge, LLC
01.2000 - 01.2001
  • Built online stores and proof-of-concept XML order tracking systems.

Software Developer

USBankcorp
01.2000 - 12.2000
  • Integrated web front-end for real-time credit apps; supported fraud protection systems.

Education

A.A. - Computer Programming/Analyst

Academy Education Center
Bloomington, MN
01.2000

Skills

  • Team leadership
  • Performance coaching
  • Agile
  • Scrum
  • SDLC implementation
  • Stakeholder collaboration
  • Strategic planning
  • Project recovery
  • Software/system architecture
  • API design
  • REST
  • OpenAPI
  • Microservices
  • Modular frameworks
  • Java
  • Spring Boot
  • CI/CD
  • Infrastructure as code
  • Cloud platforms
  • Deployment automation
  • Unit testing
  • Code coverage tools
  • Monitoring
  • Performance tuning
  • Logging systems

Work Type

Full Time

Work Location

Remote

Important To Me

Work-life balanceCompany CultureWork from home optionTeam Building / Company RetreatsCareer advancement

Timeline

Engineering Manager

CollectiveMedical
11.2022 - Current

Senior Software Engineer

CollectiveMedical
03.2021 - 11.2022

Lead Software Engineer, API Governance and Gateway Team

UnitedHealth Group/OptumIT
12.2018 - 03.2021

Software Architect, Application Enablement Team

UnitedHealth Group
12.2014 - 12.2018

Software Development Lead

UnitedHealth Group
07.2012 - 12.2014

Software Developer

UnitedHealth Group
07.2011 - 07.2012

Business Ops Supervisor / Automation Programmer

LexisNexis
01.2008 - 01.2011

Operations Specialist

UnitedHealth Group
01.2007 - 01.2008

Lead Software Engineer

Insurity
01.2004 - 01.2007

Claims Specialist

Express Scripts
01.2002 - 01.2004

Owner/Contractor

Gillinsco
01.2001 - 01.2003

Technical Lead - EPages

Rooster.com
01.2001 - 12.2001

Web Developer

MarketingBridge, LLC
01.2000 - 01.2001

Software Developer

USBankcorp
01.2000 - 12.2000

A.A. - Computer Programming/Analyst

Academy Education Center

Skills

Team leadership, Performance coaching, Agile/Scrum, SDLC implementation, Stakeholder collaboration, Strategic planning, Project recovery, Software/system architecture, API design (REST, OpenAPI), Microservices, Modular frameworks, Java, Spring Boot, CI/CD (GitHub Actions, Jenkins), Infrastructure as code, Cloud platforms (AWS, Azure), Deployment automation, Unit testing (JUnit), Code coverage tools, Monitoring (Nagios, custom tools), Performance tuning, Logging systems

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