# Francisco Zalduendo > Staff Software Engineer / Tech Lead Manager Location: San Francisco, California, United States Profile: https://flows.cv/franciscozalduendo I am an adaptable and hands-on technical lead who specializes in building web-based software applications but is also comfortable managing teams and projects. I have a variety of interests: electrifying the built environment, visualizing data in 2 dimensions, designing software experiences in Figma, presenting spatial data in GIS maps, learning about power electronics (from a safe distance), and navigating my way around Linux-based IoT devices. ## Work Experience ### Staff Software Engineer / Tech Lead Manager (Web Frontend Team) @ SPAN Jan 2025 – Present | San Francisco, California, United States Leading SPAN’s web frontend initiatives as both technical architect and people manager, overseeing a team of 3 engineers and 4 contractors while driving critical product outcomes. Omni Internal Platform — Modernized SPAN’s most critical internal tool, transforming it into a scalable, feature-rich debugging platform ∙ Replaced a legacy system with a modern architecture that dramatically accelerated feature development and expanded capabilities, now serving 70+ employees weekly (40-50 daily) ∙ Led the technical vision while simultaneously managing the team, balancing hands-on architecture with people leadership as the project’s scope expanded ∙ Enabled Support and Engineering teams to effectively troubleshoot tens of thousands of internet-connected SPAN energy management devices in the field [Undisclosed Customer-Facing Application] — Led end-to-end development of a new web platform launching Q4 2025 ∙ Drove this initiative following a Severity-1 incident, identifying the customer gap and guiding the product from concept to launch ∙ Architected and built core WebSocket infrastructure enabling real-time communication between web browsers and SPAN hardware panels ∙ Orchestrated cross-functional collaboration across Design, Web, Mobile, and Device Software teams, managing web team deliverables and steering key product decisions to keep the project on track AI-Driven Engineering Champion ∙ Promoting the adoption of AI-assisted development tools across the frontend team, establishing best practices for using LLMs in production software engineering ∙ Empowering team members to explore AI applications tailored to our existing workflows, fostering experimentation with code generation, debugging, automated testing, and documentation improvements ### Senior Software Engineer @ SPAN Jan 2022 – Jan 2025 | San Francisco, California, United States Internal Tools Leadership — Became the cornerstone of SPAN’s support infrastructure during a critical growth phase ∙ Single-handedly maintained the company’s primary internal support tool for 12 months, ensuring zero disruption to customer support operations ∙ Identified limitations of the legacy Python/Django system and championed a complete rewrite to React/Next.js ∙ Led the 18-month modernization effort from conception through delivery, defining architecture, managing scope, and making critical technical decisions ∙ Built and managed a team of 4 offshore contractors, establishing workflows and quality standards that enabled the Support team to scale effectively at product launch Strategic Commercial Enablement — Delivered high-visibility products that directly accelerated revenue opportunities and partnerships ∙ Built a geographic mapping feature showcased in dozens of presentations to utility customers, potential partners, and investors, becoming a key differentiator in sales conversations ∙ Designed and implemented the UI for an R&D demonstration product, translating complex technical capabilities into compelling user experiences ∙ Stepped outside my core web role to build a mobile UI for a beta project when the mobile team was at capacity, preventing critical timeline slippage ∙ Owned a customer-facing application supporting Solar+Storage and Homebuilder sales channels, directly enabling new commercial partnerships ### Aviation Data Visualization Expert @ MITRE Jan 2020 – Jan 2022 | Remote Created engaging stories in different forms, including data visualizations and dashboards, to advance aviation safety in the United States. • Prepared dashboards to visualize anomalies from safety-related aviation alerts to proactively diagnose vulnerabilities. • Assembled data visualizations that present millions of arrival flight paths to test clusters labeled by machine learning models. • Delivered dashboards for executive leadership to use in monitoring key metrics of program growth for federal government oversight. ### Data Visualization Analyst & Founder @ Lucid Calculators Jan 2019 – Jan 2020 | Delray Beach, Florida, United States Started a financial technology service that provides data visualizations for financial advisors to explain personal finance topics to consumers. • Created interactive, financial calculators that can be embedded on the websites of financial planners to show, for example, how the timing of recessions can affect retirement plans. • Developed a React.js / Redux / D3.js application that uses React’s lifecycle methods to instantly respond to a user’s input. • Engineered a scalable back-end architecture, which includes a user authentication server and a serverless Node.js back-end for storing client-specific settings, to minimize operating costs for a start-up company. ### Associate @ Pariveda Solutions Jan 2018 – Jan 2018 | Dallas/Fort Worth Area • Acted as a Technical Lead for a 5-member agile team developing reusable front-end Angular UI components across 3 web apps for an auto financing and servicing company. • Delivered enhancements spanning cloud hosted web applications, micro-services, and serverless functions to allow customers and Finance & Insurance managers to seamlessly transfer from completing forms on a desktop website to electronically signing completed contracts on a tablet device. ### Senior Consultant @ Pariveda Solutions Jan 2017 – Jan 2018 | Dallas/Fort Worth Area • Established a front-end data-management architecture to communicate with RESTful APIs and trained 6 other developers on the architecture for a mobile & desktop custom CRM application to be used by a national health insurance agency with over 2,000 agents. • Created a Continuous Integration / Continuous Delivery release pipeline with unit-tests for a data ingestion engine to centralize access for use by multiple web apps, as well as Marketing Analysts. ### Consultant @ Pariveda Solutions Jan 2016 – Jan 2017 | Dallas/Fort Worth Area • Delivered React-based web pages and UI enhancements for a Point-of-Sale application to be used by agents of a national Health Insurance agency. The application would replace a vendor's expiring offering and lead to over $500K in initial savings, while also being a primary revenue driver for the client. ### Administrative Assistant @ Henrichs and Associates Jan 2014 – Jan 2016 | Evanston, IL • Catalogued and maintained expenses and income in financial spreadsheets, using Excel to prepare progress reports on the company’s finances. • Prepared PowerPoint presentations used in strategic planning for various medical associations. • Summarized employee interviews to be used for executive search/recruitment by various medical associations. ### Research Assistant @ Northwestern University Jan 2014 – Jan 2014 | Evanston, IL • Researched NFL Scouting Combine data to assess which physical attributes affect an offensive linemen’s draft position and how this compares to their NFL success. • Collected and combined datasets from multiple sources using R and STATA statistical programs. • Utilized regression models to learn what measures from the NFL Scouting Combine are under- or over-valued by NFL teams. • Applied recursive trees to identify how combinations of physical attributes from partitioned sub-samples may predict NFL success. ## Education ### MS in Management Studies Northwestern University - Kellogg School of Management ### Bachelor of Arts (B.A.) in Economics, Statistics Northwestern University ### Walt Whitman High School ## Contact & Social - LinkedIn: https://linkedin.com/in/francisco-zalduendo-54994b62 --- Source: https://flows.cv/franciscozalduendo JSON Resume: https://flows.cv/franciscozalduendo/resume.json Last updated: 2026-03-31