# Seyma Kara > Senior Software Engineer at Balbix Location: San Jose, California, United States Profile: https://flows.cv/seyma I am a well rounded full stack engineer (Javascript, React) with experience in backend (NodeJS/Express, Python/Django) and systems (AWS, MongoDB, Postgres, Cassandra, Redis, Nginx, APMs). ## Work Experience ### Senior Software Engineer @ Balbix Jan 2023 – Present ### Software Engineer @ Balbix Jan 2019 – Present ### Backend Developer @ Barebnb - Personal Project Jan 2019 – Jan 2019 • A recommendations component for MERN-Stack Vocational Rental App for Lodgings. • Designed and optimized the backend to handle a web-scale load. • Improved query time to 4ms for a PostgreSQL database with 85M rows. • Horizontally scaled backend on AWS EC2 using NGINX and Redis cache. Resulted in the ability to handle 500 requests per second with an average latency of 14ms and 0% error rate. ### Frontend Developer @ Barebnb - Personal Project Jan 2019 – Jan 2019 • Created review component for MERN-Stack Vocational Rental App for Lodgings • Designed and developed paginated review component using React to take advantage of using a virtual browser for faster rendering and easier testing by leveraging Jest and Enzyme. • Deployed micro-service to AWS EC2 instance by utilizing Docker to have a lightweight container to minimize coupling with other components and for easier management and scaling. ### Full Stack Developer @ WatchLog - Personal Project Jan 2018 – Jan 2018 • MERN-Stack App with a watchlist and​ ​movie log to review the movies watched • Designed and developed a movie application with full CRUD functionality using React and MongoDB. • Utilized The Open Movie Database API to retrieve information related to the movie queried by the user. ### Frontend Developer @ Valley Medical Center Foundation Jan 2018 – Jan 2018 The Valley Medical Center Foundation's live auction site empowers people to auction on and bid on items as an avenue to donate to the foundation. • Created a more effective user interface to optimize the conversion funnel. • Participated in daily scrums, sprint planning meetings, backlog updates, and sprint retrospectives. Technologies used: HTML5, CSS3, Bootstrap, JavaScript, jQuery, Node.js, Express, EJS templating, socket.io, MongoDB, and Git. Website: http://dv1.elizabid.com ### Digital Marketing Specialist @ Freelancer Jan 2014 – Jan 2018 | San Francisco Bay Area As a freelance Digital Marketing Specialist, I worked closely with clients to establish their digital footprint through launching & executing marketing initiatives and formulating email & content marketing strategies. Client: http://www.maralhairklinik.com/ • Built with WordPress by applying SEO. • Established digital ad campaigns and helped increase spending on Google AdWords and Facebook Ads from $0 to $800K.  • Provided strategic guidance and prepared campaigns to target international patients from the US and Europe. • Developed strategies for email and content marketing which now drives a majority of web traffic. Client: www.dentsuadiye.com • Established and managed Google AdWords, Analytics, and Facebook Ads accounts. • Increased digital ad spending on Google AdWords and Facebook Ads from $0 to $50K. ### Full Stack Developer @ E-commerce - Personal Project Jan 2018 – Jan 2018 • Full stack E-commerce software allowing users can add, edit and delete items and checkout. • Support user authentication during login and signup process. • Used MongoDB to optimize query time. • Created a RESTful API with NodeJS for interactions with backend and used Express and AngularJS in the frontend. ### Fullstack Developer @ Social Network - Personal Project Jan 2017 – Jan 2017 • Developed a Facebook-like social network website with registration, friending, wall, posts and commenting, user panel, messaging (using sockets). • Technologies used: Python/Django, MySQL. • Deployed to EC2 instance in AWS. ### English Lecturer @ Beykent University Jan 2012 – Jan 2015 ### English Lecturer @ Galatasaray Üniversitesi Jan 2011 – Jan 2012 ## Education ### Bachelor in Foreign Language Education Boğaziçi University Jan 2006 – Jan 2010 ### Advanced Software Engineering Immersive Program Hack Reactor Jan 2019 – Jan 2019 ### Master's Degree in Sociolinguistics Syracuse University Jan 2014 – Jan 2014 ### Computer Software Engineering Coding Dojo Jan 2017 – Jan 2018 ### Master's Degree in Applied Linguistics Bahcesehir University Jan 2013 – Jan 2016 ## Contact & Social - LinkedIn: https://linkedin.com/in/seymakara - GitHub: https://github.com/seymakara --- Source: https://flows.cv/seyma JSON Resume: https://flows.cv/seyma/resume.json Last updated: 2026-03-22