Maritza Mancillas
Technical Product Manager, Chartreuse Interactive · Los Angeles
Technical product manager with a 5-year front-end engineering background and an MBA, building consumer software products from positioning through user stories and design. Strong at outcome-driven PRDs, spec-driven development, user-story decomposition to INVEST, and turning ambiguous strategy into engineering-ready plans.
Work experience
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Technical Product ManagerChartreuse Interactive
A consumer hardware and mobile platform for outdoor recreation and communication without cellular service.
- Define product vision, positioning, and roadmap for a consumer hardware and mobile platform, from market research through product development.
- Built the product management process from the ground up, including PRDs, user stories, roadmaps, acceptance criteria, and product specifications.
- Led market and competitive research, including TAM/SAM/SOM analysis, competitor analysis, and customer segmentation to identify the initial target market.
- Developed go-to-market strategy covering direct-to-consumer launch, pricing, product packaging, and future retail expansion.
- Designed and established the product design process, creating user flows, personas, journey maps, and high-fidelity mockups that translate product requirements into clear experiences for engineering.
- Partner with engineering across mobile, hardware, and firmware to evaluate technical constraints and make product decisions that balance user needs with feasibility.
- Identified regulatory, technical, and market risks early in development and incorporated them into product requirements and roadmap planning.
- Established product OKRs and success metrics using privacy-conscious, consent-based measurement approaches.
- Use AI-assisted tools and rapid prototyping to accelerate research, design, documentation, and product iteration.
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Project Management AdministratorArup
- In this role, I supported the delivery of complex, cross-functional projects by coordinating timelines, aligning stakeholders, and ensuring progress across key milestones. My work focused on maintaining visibility into project status, tracking deliverables, and helping teams stay aligned on priorities.
- I facilitated communication between internal teams and external partners, translated requirements into clear next steps, and helped resolve blockers to keep projects moving forward.
- I also contributed to improving workflows and reporting processes, enabling more efficient collaboration and better-informed decision-making.
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Front End Web DeveloperFreelance
- As a freelance software developer, I worked on Tivity Health’s fitness video pages to create and improve the user interface and user experience.
- To do so, we used NextJS.
- My work included translating design mockups into functional code, ensuring responsive design and cross-browser compatibility, debugging and testing, SEO optimization and client collaboration.
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Front End DeveloperExtra
- Extra’s main product was a debit card that works like a credit card. Within Extra, I worked as an integral part of the Growth team, responsible for the upkeep and enhancement of the website, Extra.App. In addition, I contributed to the development of the mobile app. I worked in an agile environment, characterized by 2-week sprints. I also led the team, initiating the implementation of API integrations such as Smarty, Branch.io, and Segment.
- I led team meetings to discuss and implement new strategies or features.
- Created landing pages for influencers and giveaways.
- Worked on SEO and Pixel auditing and optimizations.
- Created, updated and fixed UI/UX for our mobile app.
- Mentored team members and lead pair programming.
- Led the implementation of analytics and A/B testing on the website and mobile app, contributing to a 20% increase in total sales over one year.
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Front End Software DeveloperFashion Nova
- Fashion Nova is a fashion retail company. In my role as a front-end developer, I focused on enhancing the e-commerce platform at fashionnova.com.
- My tasks included incorporating new features, refining code, conducting A/B testing, integrating external APIs, addressing UI-related issues, and crafting lookbooks for the website.
- Additionally, I collaborated with marketing teams to devise and execute strategies aimed at optimizing UI and UX elements to boost revenue.
- Implemented tracking mechanisms to enhance user retention and engagement.
- Designed and implemented features such as personalized carousels on the checkout page, increasing user engagement and sales conversion rates.
- Executed code rewrites for scalability and performance improvements, ensuring a 20% increase in page load speed and responsiveness.
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Software Engineer211 LA County
- 211 LA County is a non-profit organization that offers information and referrals for all health and human services. I worked on maintaining a range of proprietary applications designed for resource management, recording, and retrieval, as well as organizing clients and services.
- Developed updated versions for each application and website to replace the legacy systems.
- I also worked on creating user stories from product requirement meetings and prioritized backlog.
- I worked with UI designers to come up with modern UI and UX.
- Managed different codebases/apps and built integration tools.
Skills
- Product Management
- Product strategy, positioning, PRDs, user stories, acceptance criteria, roadmaps, prioritization, MVP planning, personas, journey mapping, competitive research, GTM, Agile/Scrum, stakeholder alignment
- AI & Prototyping
- Claude Code, Claude Designs (Anthropic), spec-driven development (3 layers: product, process, architecture), custom AI workflows enforcing PM standards, v0 (Vercel), Lovable
- Product & Analytics Tools
- Jira, Linear, Confluence, Notion, Productboard, Zendesk, Amplitude, Branch.io, Segment, Mixpanel, Google Analytics, Looker, Tableau, Google Tag Manager, Google Optimize
- Design & Front-End
- Figma, React, React Native, Redux, Tailwind CSS, Material UI, Styled Components, SASS, HTML, CSS
- Technical
- JavaScript, TypeScript, Node.js, Git, GitHub, AWS CodeCommit