Alex Popek

Co-founded and led an HRTech + AI startup, overseeing full-stack development from ideation to deployment and incorporating advanced AI features like RAG, vector databases, GraphRAG, and context engineering.

Directed the entire product lifecycle in a lean startup environment, from architecture design to deployment, ensuring seamless integration of AI technologies to deliver personalized, data-driven HR solutions.

Actively advanced personal expertise in AI-related technologies through self-directed learning, experimentation with large language models and vector embeddings, optimizing startup products for faster iteration cycles.

Scaled the engineering, product, and design department from 30 to 90 members in 6 months, fostering a high-performance culture across all functions.

Rebuilt the Żappka app ecosystem from scratch, delivering a high-performance, scalable platform supporting 5M monthly active users and handling up to 100M API requests daily.

Led the successful launch of Jush and delio brands, delivering mobile and web applications supporting over 8,000 daily orders, resulting in substantial revenue growth.

Reduced OPEX by transitioning core business processes from third-party SaaS tools to custom-built, in-house systems, achieving significant long-term cost savings.

Pioneered the mobile development strategy, establishing a new team to create and launch the Jush app, a rapid grocery delivery platform, in under four months.

Formed and led a team of 12 iOS and Android developers from scratch, managing hiring, training, and project oversight to build a strong foundation for rapid development.

Led the design, architecture, and deployment of native mobile apps for both Jush and delio, focusing on high performance, quality standards, and minimal technical debt.

Successfully coordinated the transition from a single to a dual-brand strategy, overseeing the launch of five applications within 12 months, achieving consistent growth in market reach.

Directed a team of over 20 engineers and developers to build a comprehensive booking and management ecosystem for players, instructors, and tennis clubs across the U.S.

Scaled the platform to reach tens of thousands of users across most U.S. states, significantly contributing to Kourts' growth and preparing the company for its exit strategy.

Designed and launched a booking system with POS functionality for club facilities, along with mobile apps for player and instructor management, enhancing convenience and connectivity.

Led the team through agile methodologies, consistently enhancing product quality and aligning development with business objectives.

Founded AlterMind as a software house specializing in custom booking and SaaS solutions, catering to diverse industries with high-complexity software.

Led the company's growth from a small startup to a 20+ person team, overseeing end-to-end project delivery for clients worldwide.

Developed industry-specific booking systems, including wizyta.pl for general appointments, wash.app for car washes, and NailRadar for the beauty sector, creating user-friendly platforms tailored to each market.

Built a successful MVP for Kourts, leading to an acquisition offer and a full transition, where continued contributions as VP of Engineering fueled further company growth.

Co-founded Wizyta.pl with a focus on building a versatile booking solution adaptable to multiple industries.

Led the development of web and mobile applications, creating a platform that met both client and business requirements.

Designed and implemented a scalable booking platform widely adopted across industries, prioritizing adaptability and ease of use.

Managed a cross-functional team to deliver reliable, intuitive user experiences across all digital touchpoints.

Designed and developed award-winning mobile applications for leading financial institutions, including EuroBank and PBS, as well as several U.S.-based startups.

Focused on creating robust, high-performing apps for iPhone and iPad users, ensuring seamless functionality and high reliability.

Led mobile architecture design, aligning solutions with strict client specifications and industry standards.

Delivered high-quality applications that gained notable industry recognition and met rigorous quality benchmarks.