PostHog AI team

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• Developed a parenting app answering key questions like "is this normal?" and "what to expect?", leveraging analysis of over 62,000 survey responses and enabling predictive insights into future well-being and developmental stages, achieving over 50,000 installs.

• Established the technical architecture; developed a major part of Python back-end using Django Rest Framework, mobile apps using React Native and web apps using React and Next.js, ensuring 99.99% uptime.

• Served as Technical Lead, focusing on strategic initiatives with founders to grow the customer base, resulting in cost per install 2x lower than the average in the "Health" category.

• Implemented data pipelines for training and validation of AI models, continuously integrating survey and database data, achieving a 12x reduction in deployment time of new datasets.

• Spearheaded the creation of interactive visual stories for quiz results, increasing user engagement by 50% and enhancing data interpretation.

Learn more about Sleuth: https://www.forbes.com/sites/amyshoenthal/2023/11/06/sleuth-app-uses-ai-to-help-parents-navigate-kids-medical-needs/

• Led a team of five developers remotely using Agile, performing code reviews, mentoring junior members, working with internal stakeholders and users to incorporate feedback into the applications until the company's acquisition.

• Increased the engineering team's ROI by 25% through upgrading a tech stack, developing internal tools, implementing observability and automated quality assurance, creating a design system, refining build tools, resulting in 10% fewer incidents and seamless scaling.

• Refactored a scoring service, reducing time required for processing mortgage applicants to minutes, improving NPS by 15%.

• Designed and developed a microservice-based system for scraping Google, Yelp and Twitter, providing data for internal credit scoring, achieving a 3x reduction in cost.

• Led the development of a mindfulness platform, achieving over 700k downloads, 20,000+ MAU, and a 4.7 average user rating.

• Optimized video delivery, increasing platform availability in regions with slower Internet speeds and reducing failed video plays, boosting a program completion rate by 19%.

• Paid down technical debt gradually and pioneered the transition from Sketch and Illustrator to Figma, reducing by 30% development time of frontend apps.

• Contributed significantly to the recruitment process, resulting in the successful hiring of four engineers, coordinating with both internal teams and external clients.

• Migrated a SaaS email template editor from WordPress to a React-based SPA, achieving correct displaying of emails in 100% of major clients and services.

• Refactored a billing module of a backed service written in Node.js, achieving a 12% reduction in dropped carts and increased reliability of the payment system.

• Collaborated with a team of designers, developers, and marketing professionals to create dynamic and engaging WordPress and React websites for a diverse client base.