Geoff Mazeroff

Download the PDF version; current as of January 2024

Software Engineering and Process Improvement Leader

geoff@geoffmazeroff.com | geoffmazeroff.com | linkedin.com/in/geoff-mazeroff/

Summary

Engineering leader with over 15 years of experience in developing and maintaining complex .NET software systems within regulated environments. Known for a disciplined yet adaptive approach to guiding teams and delivering results. Expertise in:

• Adaptability: Skillfully responds to organizational changes by applying best practices and creative problem-solving.
• Technical Leadership: Offers hands-on experience with small to large groups, ensuring effective collaboration with both highly technical and non-technical individuals.
• Coaching & Mentoring: Engages in collaborative activities to foster professional growth, process improvement, and continuous learning.
• Integrity & Ownership: Commits to honest and fair relationships, taking responsibility for both work and interpersonal connections.

I thrive where collaboration and skill application go hand in hand, focusing on nurturing a balanced and positive environment where both projects and people are set up for success, leaving a constructive impact on every endeavor.

Training/Skills

• .NET, C#, application architecture
• GitHub, Jira, JetBrains Rider
• Confluence, Trello, Lucidchart, Miro, Monday
• Coaching, mentoring, performance management
• Leadership and communication
• Agile frameworks (Scrum, Kanban, SAFe)
• Governance, risk, compliance (GRC)
• CompTIA Security+

Experience

Software Engineering Manager

RegScale, Inc.; Aug 2022 – Present

Team Management

• Supervised 5+ R&D employees with diverse skillsets (e.g., DevOps, full stack engineering, data engineering, cybersecurity), meeting with them 1:1 weekly.
• Developed the company’s first performance management system, encompassing self-assessment, formal review, and continuous feedback on areas like roadmap items, assigned work completion, professional growth, and PTO utilization.
• Conducted technical screens and facilitated panel interviews.
• Created employee onboarding and offboarding process checklists.
• Monitored underperforming employees and worked with them to communicate clear expectations and follow up on their progress.

Engineering Management

• Standardized the internal knowledge base (Confluence) by defining organization-wide structure, created relevant pages (e.g., documentation strategy, Agile process, SDLC workflows, engineering playbooks), and ensured content quality through copy-editing.
• Ensured consistent and effective GitHub pull requests for the RegScale core platform app (C#, Entity Framework code-first, TypeScript, and Angular), providing same-day feedback to maintain development momentum.
• Improved the quality and frequency of code reviews by giving actionable feedback. This resulted in dozens of bugs being caught before advancing to other environments, and surfaced opportunities for standardization and ways to address technical debt in the future.
• Developed a comprehensive code review checklist to elevate engineering standards and streamline the review process, significantly reducing rework time.
• Collaborated in designing a new CI/CD process with engineering, QA, and product leadership, enhancing workflow efficiency and reducing the risk associated with code changes.
• Led the effort to standardize API implementation for the .NET core platform, which improved the quality of the Swagger output – benefiting both customers and QA automation – and made the endpoints and services more unit-testable.
• Collaborated closely with the software architect to thoroughly understand the Clean Architecture standards, enabling me to effectively coach the development team and contribute to code reviews and rewrites in alignment with these best practices.

Product / Process

• Collaborated with QA, Product, and Expert Services to prioritize bugs, minor enhancements, and customer requests, ensuring efficient allocation of staff resources.
• Enhanced the R&D Scrumban Process by facilitating daily standups, retrospectives, and sprint reviews, including separates Scrums for urgent deliverables. Introduced retrospectives where none existed previously.
• Created an internal knowledge sharing workshop called BrainScale. I led the first sessions on using Confluence and presenting to a non-technical audience. The workshop recordings served as valuable training for new hires.
• Served as the project manager for the product organizational alignment that orchestrates collaboration between top management and department leads. Tasks included driving agenda setting, action item tracking for the CEO, and conducting retrospectives to continuously refine processes.
• Participated in the Change Control Board (CCB) and the Incident Response Team, playing a pivotal role in RegScale’s FedRAMP High certification effort and ensuring rigorous compliance and security standards.

Other Duties

• Served as interim office manager by managing day-to-day office needs, including stocking office supplies, troubleshooting equipment, and coordinating company events.
• Represented the company at community events such as ETEC, KTech, and the Knoxville Chamber of Commerce.

Agile Coaching Director :: Process Improvement Director

Lirio, LLC; Dec 2019 – Aug 2022

Agile Coaching

• Implemented a shift from departments to cross-functional teams, enhancing communication and building collaborative habits with leadership.
• Championed customizable Agile processes for creating and sustaining Agile teams, allowing for unique communication and workflows instead of a one-size-fits-all approach.
• Stabilized team backlogs with the Product Team to ensure work was trackable and accessible to both technical and non-technical stakeholders.
• Guided leaders who were unfamiliar with Agile methodologies by helping them with tools like Azure DevOps and other concepts. This helped them work better within their teams and provided better visibility at the product portfolio level.
• Helped coordinate over a dozen program increment (PI) planning sessions; example responsibilities included leading icebreakers, skill coaching, and facilitating retrospectives.
• Authored dozens of internal Confluence pages (e.g., roles and responsibilities, Agile workflows, metrics) to make information and processes more consistent and transparent.
• Designed and started two guilds with engineering management focused on architecture and quality, shaping new avenues of collaboration.
• Fostered a culture of continuous learning by sharing articles on topics such as Agile, AI, behavioral science, leadership, communication, culture, and talent management.
• Coached multiple individuals and teams on public presentation techniques.
• Built relationships with all 70+ company colleagues through 1:1s, emphasizing listening, building trust, and inquiry.
• Created an organizational clarity playbook with topics such as group purpose, roadmaps, roles, workflows, and more to strengthen overall understanding.
• Served as a Scrum Master for Technology leadership by creating a portfolio backlog, increasing leadership initiative visibility and accountability.

Process Improvement

• Led change management for process improvements, for example a Sweep Week where teams could focus on sustainability work and innovation.
• Championed process maturation under the Technology organization, enhancing overall efficiency and clarity. Areas included process creation, system design reviews, technology acquisition, requirements management, metrics, and leadership meetings.
• Enhanced PI planning by designing and implementing a pre-planning process to boost efficiency and productivity.
• Created a systems-thinking diagram for requirement flows to provide a macro-level understanding of significant company functions.
• Managed a Confluence space for the Technology organization, making cross-cutting documentation easier to maintain and consume.
• Embedded myself with several non-product teams (IT, Growth, People & Culture) to provide feedback on communication, clarity, and organization.
• Introduced Trello as a project management tool for work that occurs outside of Product.

Senior Software Developer :: Team Leader

DPRA, Inc.; Nov 2015 – Dec 2019

CMMI-DEV Maturity Level 3, ISO 9001:2015

• Actively contributed to the company’s CMMI-DEV and ISO 9001:2015 certifications to enhance process quality and enable bidding on more projects.
• Elected as chair of the Management Review Team, which planned and facilitated C-suite and VP meetings to oversee quality, customer focus, and proactive risk management.
• Co-managed the ISO 9001:2015 certification project by collaborating with the VP of Solutions, guiding the project from initiation to maintenance.
• Served as the software development representative on the Quality Process Group to define the processes, policies, and procedures for delivering quality software/IT services.
• Enhanced process metrics through attending a metrics design workshop, then training others how to design and implement effective process metrics.

Leadership

• Managed six software developers. Tasks included overseeing time sheets, expense reports, performance reviews, and crafting training and professional development plans.
• Introduced monthly employee 1:1 meetings to the company, which enhanced employee-manager relationships and career growth through regular, structured feedback sessions.
• Defined the project team leader role to remove ambiguities ensure clear development and communication processes.
• Coordinated with recruiters and led the hiring process for contractors and full-time employees for the JFAST project.
• Improved interviewing and onboarding processes by clarifying expectations for both the new employee and hiring manager; this was measured through post-hire surveys.
• Ensured process adherence across project teams through mentorship, explaining newly developed processes and metrics, and demonstrating how to adhere to new workflows.

JFAST II (Joint Flow and Analysis System for Transportation)

• Acted as team lead and Scrum Master for one of three teams to implement features and fix defects across seven releases of a military logistics planning system. Technologies included WPF, MVVM Light, Prism, .NET 4.7 (VB.NET), Entity Framework, SQL Server, DevExpress WPF controls, MS Test, Moq, and TFS 2015.
• Served as the information hub for cross-functional communication by distributing vital information to customers, product owners, developers, IT, QC, project management, program security, and top management.
• Provided architectural leadership by working with the technical lead to set release goals, enforce best practices, and present architectural reviews to define scope and identify improvements.
• Investigated tools for automating code quality (e.g., ReSharper, ESLint, FxCop, StyleCop).
• Broke down large features into manageable tasks and created detailed descriptions for previously undocumented (or poorly documented) complex workflows for other developers and testers.
• Cultivated a culture of peer code reviews and established a company-wide peer review trend discussion.
• Mentored new and junior developers to help them learn the development tools and processes.
• Participated in contract proposal writing by estimating effort for over fifty features.

Software Engineer :: Senior Software Engineer :: Team Lead

DAXOR Corporation, Oak Ridge Operations (DORO); Sept 2008 – Nov 2015

Process improvement

• Championed and maintained an internal wiki to capture and organize previously undocumented “tribal” knowledge, curating content to enhance team collaboration.
• Adapted aspects of Scrum and Kanban to establish a transparent and structured software development process, replacing a previously ad hoc and siloed approach.
• Conducted detailed analyses of architecture and code, enabling a deeper understanding of the system. Deliverables included design notes, architectural diagrams, user stories, and a plan to remediate design flaws.
• Authored or copy-edited comprehensive documentation on the software design life cycle, covering areas such as development, QA, support, deployment, and field service.

Leadership

• Created a detailed project plan for implementing support for system-critical hardware, outlining costs and benefits, components, objectives, phased deliverables, and initial estimates.
• Assigned and prioritized tasks for developers, providing them autonomy in execution.
• Kept the team productive by enabling junior software developers to lead internal projects.
• Acted as the custodian of code quality for all client-facing products and tools.
• Mentored team members to enhance their skills, offering hands-on demonstrations of techniques, such as unit testing.
• Regularly informed the project manager of the development team’s performance and suggested areas for improvement.
• Encouraged the team to be active in the local technical community and broader professional development opportunities, such as Twitter engagement and blog post creation.

Projects

• Blood Volume Analysis (BVA) v6.x
  • Collaborated on a four-person development team to produce one major version, one minor version, and four maintenance releases of the company’s leading software for diagnostic test results concerning patients’ circulating blood volume. Technologies included WPF, .NET 4.0 (C#), SQL Server Express, WCF, Telerik Reporting and WPF controls, MS Test, NSubstitute, SQL Source Control, Mercurial, Jenkins, Jira.
  • Championed the restructuring of the architecture in alignment with domain-driven design (DDD) principles.
  • Played a vital role in implementing an automatic outlier exclusion algorithm using linear regression and other statistical techniques.
  • Established a comprehensive deployment process for both in-house manufacturing and in-field upgrades, encompassing workflows, documentation, base system image definition, image capture/deployment, and application installation investigation.
    
• Multi-channel analyzer (MCA) end-of-life
  • Led the software development effort to support radiation measurement hardware (MCA) from a new vendor after the previous product became unavailable. Collaborated with vendors and internal engineers, defining software requirements, and using relevant technologies like C# and C++.
  • Identified and corrected dozens of architectural shortcomings, enabling support for additional MCA vendors and facilitating unit/integration testing.
  • Amplified understanding and trust in existing MCA functionality through detailed system diagrams, design notes, and automated tests.
  • Constructed a fully functional prototype for communicating with a different vendor’s MCA, writing a C# interface to a native C++ library.

Research and development

• Evaluated several mocking frameworks and prepared code examples and reference documentation to facilitate the team’s incorporation of unit testing.
• Designed and implemented a system to verify the identity of specific radiological components during blood volume tests. Activities included workflow design, domain knowledge capture, algorithm creation, hardware evaluation, and collaboration with engineering, clinical support, and management.
• Helped facilitate a week-long on-site beta test with one of the company’s largest clients to validate the new version of the software; this effort yielded several feature improvements and satisfied the verification phase of the project.
• Addressed previous technical debt by correcting rushed or vague design decisions and enhancing documentation, resulting in higher code coverage and improved system understanding.
• Created prototypes for various software modules, covering functions such as on-screen alerts, support for amputee patients, and order history management.

Support

• Visited twelve hospital labs and other customer sites to provide essential device maintenance, software updates, and personalized training.
• Designed, implemented, tested, deployed, and provided training for a support tool tailored for the company’s largest customer. This tool facilitated the transformation of patient results from the new software’s export format to the old, enhancing compatibility and user experience.

Previous employment

• Group Fitness Instructor – Gold’s Gym (Sep 2016- Aug 2021)
• Proofreader – Les Mills International; RPM Production Team (Mar 2017 – Apr 2020)
• Group Fitness Instructor – Fort Sanders Health and Fitness Center (Sep 2013 – Sep 2016)
• Graduate Teaching Assistant – University of Tennessee, Knoxville; Department of Computer Science (Aug 2004 – Dec 2008)
• Student Research Fellow – Oak Ridge National Lab (Nuclear Science Technology Division) (Jun 2008 – Aug 2008)
• Software Engineer (Contractor) – Jewelry Television (May 2007 – May 2008)
• Intern – Symantec Corporation (Security Response) (May 2005 – Aug 2005)
• Graduate Research Assistant – University of Tennessee, Knoxville; Department of Computer Science (Aug 2001- May 2005)

Education

• M.S. in Computer Science, University of Tennessee – Knoxville
• B.S. in Computer Science and B.A. in Music, Furman University – Greenville, SC

Certifications and engagement

• Lirio Colleague Award: Engage Authentically; 2020
• Lirio Culture Ambassador; 2020
• Speaker at tech conferences and lunch & learns; panel and podcast guest
• Facilitator for a community book club (2019-2021)
• Security+ (SY0-501); since 2017, exp. 2026
• AFAA Program Group Exercise; exp. 2025