Marcin Popielarz Email & Phone Number

Cedar Grove, NJ, US

Denver, CO, US

• 𝗟𝗲𝗮𝗱𝗲𝗿𝘀𝗵𝗶𝗽 & 𝗧𝗲𝗮𝗺 𝗠𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁: Directed six cross-functional teams focused on homeowner conversion, project management, SEO, mobile apps, reviews, financing, and referrals.
• 𝗧𝗲𝗮𝗺 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Built high-performing teams by promoting senior engineers to engineering managers, mentoring managers, managing out low performers, and hiring top talent across engineering and product roles.
• 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝗢𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻: Instilled a culture of monitoring and improving core web vitals and API response times, enhancing system reliability and user experience.
• 𝗥𝗲𝘃𝗲𝗻𝘂𝗲 𝗜𝗺𝗽𝗮𝗰𝘁: Spearheaded improvements to the Pro Presentation and Selection product, driving a $27M annual revenue increase.
• Strategic Initiatives: Collaborated with leadership to define quarterly priorities and establish clear KPIs/OKRs, aligning teams with organizational goals.
• 𝗠𝗼𝗱𝗲𝗿𝗻𝗶𝘇𝗮𝘁𝗶𝗼𝗻: Simplified and updated legacy systems post-acquisition of Angie’s List, HomeAdvisor, and Handy by adopting Angi’s reference architecture (Kotlin, Spring Boot, Next.js/React, PostgreSQL). Modernized key.

New York, NY, US

• 𝗧𝗲𝗮𝗺 𝗟𝗲𝗮𝗱𝗲𝗿𝘀𝗵𝗶𝗽: Directed multiple full-stack engineering teams to enhance job matching through geolocation optimization and a refined scoring system.
• 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗘𝗻𝗮𝗯𝗹𝗲𝗺𝗲𝗻𝘁: Spearheaded the implementation of sales tax collection systems and facilitated partnerships with industry leaders, including Google Nest, Lowe’s, and Samsung.
• 𝗥𝗲𝗮𝗹-𝗧𝗶𝗺𝗲 𝗗𝗮𝘁𝗮 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻: Designed and deployed a webhook service to enable seamless real-time data exchange with external partners, improving system integration and collaboration.
• 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝗰 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻: Partnered with senior leadership to define quarterly initiatives and establish clear KPIs/OKRs, aligning engineering efforts with business objectives.
• 𝗗𝗶𝘀𝘁𝗿𝗶𝗯𝘂𝘁𝗲𝗱 𝗦𝘆𝘀𝘁𝗲𝗺𝘀 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻: Established a pub/sub messaging system within the monolith and across microservices, enabling seamless and efficient inter-service communication.

New York, NY, US

• 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗘𝘅𝗽𝗮𝗻𝘀𝗶𝗼𝗻: Launched Handy’s Partnerships business, driving peak annual revenue of $50M.
• 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗟𝗲𝗮𝗱𝗲𝗿𝘀𝗵𝗶𝗽: Led development teams to enhance core systems, including Recurring Bookings, Referrals, Geolocation, and Sales Tax, ensuring scalability and reliability.
• 𝗧𝗮𝗹𝗲𝗻𝘁 𝗔𝗰𝗾𝘂𝗶𝘀𝗶𝘁𝗶𝗼𝗻: Contributed to Handy’s growth by interviewing and hiring top-tier software engineers and product managers to build high-performing teams.

New York, NY, US

• 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗮𝗹 𝗜𝗺𝗽𝗿𝗼𝘃𝗲𝗺𝗲𝗻𝘁𝘀: Introduced a service layer to decouple business logic from models and callbacks, strengthening the technical foundation and improving maintainability.
• 𝗠𝗶𝗰𝗿𝗼𝘀𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗧𝗿𝗮𝗻𝘀𝗶𝘁𝗶𝗼𝗻: Designed and implemented microservices to replace the monolithic architecture, enhancing scalability, performance, and modularity.

New York, NY, US

• Spearheaded the design and implementation of server side components for the 99dresses iOS app, established development practices, and created engaging web pages.
• Implemented server side components using Grails, Groovy, and MySQL
• Established efficient development and testing practices for the team
• Created user-friendly web pages with Grails, HTML5, jQuery, and CSS3

• Led software delivery process improvements at Allianz, Macquarie Bank, and Reserve Bank of Australia using Jenkins, Maven, Java, Grails.
• Developed the open source Build Pipeline Plugin for Jenkins.
• Technical lead on internal Java, Grails, and mobile development projects at Centrum Systems Pty Ltd.

Sydney, NSW, AU

• Led a team of developers in Sydney and Singapore to produce Java modules for a Rates Management product for DBS Bank.
• Defined continuous integration and automated testing practices for Java/Tibco application, ensuring efficient development processes.
• Automated application packaging and deployment, streamlining the release and build management process.

Montreal, Quebec, CA

Java/J2EE web application development within the Intranet Service department for internal clients.

Montréal, Québec, CA

Developed web based tools for engineers using Java, Struts, Eclipse, PostgreSQL, ANT and Tomcat.

Montreal, Quebec, CA

Bachelor Of Science, Computer Science

Science, Science