# 🍁 Stefanie Satna > Ex-Meta Software Engineer Location: San Francisco, California, United States Profile: https://flows.cv/stefaniesatna Ex-Meta self-taught software engineer with experience across the stack. Leveraging background in early-stage startups in operations and growth, I bring a holistic, product-focused approach to development. JavaScript (TypeScript) | React (Redux) | Node.js (Express.js) | Go | Next.js | PostgreSQL | MySQL | Docker | GraphQL (Relay) | gRPC | REST | PHP (Hack) | CSS & HTML | Jest | Mocha | Playwright | Cypress | Git | Mercurial ## Work Experience ### Software Engineer @ Cable Jan 2025 – Present | San Francisco, CA Building core features for an automated BSA/AML compliance testing platform, enabling banks and fintechs to continuously validate controls across 100% of account and transaction data. Full-stack work across React, TypeScript, and Next.js on the frontend, and Go with gRPC, Ent framework and Postgres on the backend. - Built and refactored a document management surface end-to-end, adding versioning, renewal workflows, and linked document requests; improved data flow architecture and resolved systemic issues from the initial implementation. - Built bulk operations support for the risk controls product surface, enabling users to apply controls across multiple risk areas simultaneously with configurable defaults. - Implemented search for tables, wiring up the data layer and building an approximate-matching algorithm combining trigram and Levenshtein sequence, then extended the table layout to accommodate the search bar. - Led a frontend layout overhaul: consolidated divergent patterns onto a single unified design system, redesigned application settings, and restructured navigation to pull scattered configuration views into a cohesive layout with improved routing. - Leveraged Claude Code as a core part of the development workflow to accelerate feature delivery and my own onboarding. ### Software Engineer @ Moneyhub Jan 2023 – Jan 2025 | United Kingdom Developing APIs and user-friendly gateways for secure and efficient open banking payment solutions with a microservice architecture powered by RESTful APIs, OAuth 2.0, and OIDC, adhering to the standards set by Open Banking Limited. • Developed and maintained customer-facing open banking APIs within a microservice architecture using Node.js (Express) and PostgreSQL. • Built drag-and-drop frontend components on top of existing payment APIs, allowing customers to integrate payment functionality without custom UI development. • Worked with OAuth 2.0 and OIDC to support secure authentication and authorization within payment flows. • Developed internal tooling to streamline customer administration and transaction monitoring. • Designed and introduced a new development workflow, improving delivery cadence, individual focus, and the product feedback loop. • Authored external technical documentation for APIs and integration guides, enhancing developer adoption and onboarding. ### Software Engineer Apprentice @ Meta Jan 2021 – Jan 2023 | London, England, United Kingdom Worked on 5 initiatives across 3 different teams and 2 organisations (Workplace and Infrastructure), building feature sets utilised by thousands of both external users and Meta developers. Engaged across the stack, with emphasis on frontend. • End-to-end project delivery, including project planning, requirements analysis, technical design, implementation, testing, release, and maintenance. • Implementation of user interfaces, access control, email templates, database schema design, and framework migrations. • Work within a complex codebase with tens of thousands of contributors and a rich history. • Cross-functional collaboration with designers, project managers, engineers, and tech leads. • Ability to quickly adapt to new technologies and development tools. ### Operations & Growth @ Stepsize Jan 2018 – Jan 2020 | London, United Kingdom Stepsize is a SaaS solution to measure and manage technical debt. MY ROLE Split into two main areas: the pursuit of product/market fit and supporting business operations. Pursuing product/market fit involved conducting customer development and user interviews to gather feedback and inform product design, creating marketing and fundraising materials, leading marketing campaigns and experiments, automating lead generation and designing customer onboarding. My operations work revolved around managing multiple facets of the business such as HR, legal, hiring, events, company retreats, office management and office moves. ### Senior Operations Manager @ Redi. Jan 2017 – Jan 2017 | London, United Kingdom Redi is a food tech startup - a mobile application that changes the way people order takeaway in London. Order with Redi from carefully selected restaurants, skip the queue and pick up your food. MY ROLE Lead the operations team, ensure smooth day-to-day operations, make certain that Redi will survive its own growth and project my insights into the business development. KEY RESPONSIBILITIES • Day-to-day operations (customer service, technical support for restaurants, setting up new restaurants on board, crisis management, content management, product testing) • Data analyses (overall performance analyses, KPIs, retention, cohort analyses, operation processes analyses) • Business scaling (optimising internal processes, designing tracking systems) • Finance (invoices, sales statements, finance controlling) KEY ACHIEVEMENTS • Expanded the platform across London and grew the restaurant base 5 times in 6 months • August 2017 - launched a new area which was critical for the business further expansion and by that doubled the number of restaurants, orders and revenue overnight • Raised the customer satisfaction rate to 95% • Successfully met the investment targets and secured next round of funding ### Account Manager @ eHotel.cz, s.r.o. Jan 2015 – Jan 2016 | Prague, The Capital, Czech Republic eHotel.cz is an e-commerce startup arranging holiday accommodation. MY ROLE Account maintenance, hotel acquisition and b2b CRM. Aside from that I worked closely with product manager to adjust our BE&FE to the needs of our partners. Later moved into recruitment and training of the sales team. KEY RESPONSIBILITIES • sales -hotel acquistion • business development • partner relationship management KEY ACHIEVEMENTS: • maintained accounts of 391 hotels • established cooperation with 21 hotels • grew the sales team from 2 to 5 ### Sales Representative @ K&K Media, s.r.o. Jan 2014 – Jan 2015 | Nymburk, Czech Republic MY ROLE Acquired and maintained partners in multiple fields for Marriage Guide - the biggest wedding magazine in the Czech Republic and Slovakia, the first project of K&K Media. KEY RESPONSIBILITIES • sales • account management • public relations KEY ACHIEVEMENTS: • established cooperation with around 30 subjects • February 2015 - presented Marriage Guide at wedding fair Futurum Brno (around 30k visitors) • increased the level of Marriage Guide's visibility by creating online PR content ## Education ### Computer Software Engineering Multiverse ### Computer Software Engineering freeCodeCamp ## Contact & Social - LinkedIn: https://linkedin.com/in/stefaniesatna --- Source: https://flows.cv/stefaniesatna JSON Resume: https://flows.cv/stefaniesatna/resume.json Last updated: 2026-04-11