I am an engineering leader with over 12 years of experience. Throughout my career, I have successfully built four startups that catered to diverse markets such as Egypt, Europe and the US. These ventures offered a wide range of product offerings, including marketplace solutions, social networks, and software development services. In addition to my entrepreneurial pursuits, I have also contributed my expertise to notable scale-ups and corporates in the Netherlands and US.
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Engineering AdvisorUphill HealthAmsterdam, Nh, Nl -
CtoOctane Jul 2024 - Present -
MentorBrighteye Ventures Nov 2023 - Present -
MentorPlato Nov 2021 - Present -
Director Of Engineering - EuropeBetterup Dec 2021 - Aug 2023Amsterdam, North Holland, Netherlands- Bootstrapped a platform org in Amsterdam with three teams supporting Identity and access management, Video and messaging and Core platform services;- Launched BetterUp’s EEA cluster to serve EU users that is complaint with GDPR and EU data sovereignty regulations;- Led multiple platformisation initiatives on the org level that focused on extracting key services out of the monolith(Video, Identity and Scheduling);- Led the foundational design for transforming BetterUp’s monolith from an unstructured codebase to a modularised(Domain Driven), 100% owned codebase;- Led the introduction of BetterUp’s Internal development platform using Cortex, Datadog and Quantive; -
Engineering Manager - TripsBooking.Com Nov 2019 - Nov 2021Amsterdam Area, Netherlands- Managed three teams with 18 direct reports;- Led and managed the project of introducing "Trips" concept to booking.com reservation list that is included migrating more than 5 Billion records from a MySQL to a Cassandra;- Orchestrated an agile development process for a track of 3 teams;- Helped define track level objectives and SLO's; -
Senior Engineering ManagerImpraise Jan 2018 - Nov 2019Amsterdam Area, Netherlands- Orchestrated an agile development process for 3 teams;- Led multi-disciplinary engineering projects;- Helped define OKRs and a priority list for the engineering department;- Analyzed and fixed bottlenecks by building dashboards that visualize the flow of all types of work;- Translated high-level, ambiguous business requirements into working software solutions. -
MentorCareerfoundry Aug 2015 - Apr 2018Berlin Area, Germany-Equipped students with the tools needed to become career ready by regularly reviewing student code submitted through the platform and ensured understanding of fundamental concepts;-Conducted occasional video calls to discuss student projects in-depth;-Suggested supplementary learning materials and personal insights in areas where students are finding difficulties. -
Technical Project LeadBrickyard Bv Mar 2017 - Dec 2017Amsterdam Area, NetherlandsDesigned, built and maintained Ruby, React and Go code Maintained and scaled BrickYard platformDesigned and Built Brickyard Authorization ServiceDesigned and Built BrickYard Access Control service using ROR 5.1 and React -
Co-Founder & Technical Team LeadElves Sep 2015 - Dec 2016EgyptResponsible for building and managing the technical teamResponsible for structuring the system into componentsHandling the communication and data flow between the different components of the systemMentoring junior developersHelped (only APIs handling) developing an iOS app with real-time messagingDeveloped APIs for the iOS app and Facebook messenger using RoRDeveloped the backend for the real-time messaging using nodeJS + couchDB + Socket.ioDeveloped an angularJS app for our agents to communicate with our clients and manage their ordersBuilding multiple chat bots on Facebook messenger -
Co-Founder & Technical Team LeadKonnecti Mar 2014 - Aug 2015EgyptResponsible for structuring the system into componentsHandling the communication and data flow between the different components of the systemMentoring junior developersBuilt a call center application to monitor the performance of our agent (Rails 3, MYSQL, HAML, SCSS)Built a CRM to handle our approached customers that includes a calling engine integrating Elastix (Python, MYSQL)Revamped konnecti.com (Rails 3, PostgreSQL, Sidekiq, Redis, ElasticSearch, Firebase, Heroku, AWS S3, HAML, SCSS)Developed matchmaking algorithm for our customers (Neo4j, node.JS)Revamped konnecti.com again cutting down a lot of features (Rails API, Python, MYSQL, Angular.js, HAML, SCSS, Redis, ElasticSearch, CI, node.js, AWS S3) -
Partner & Senior Web DeveloperNaqeshny Mar 2012 - Jan 2014EgyptResponsible for developing the architecture of the system’s backboneImplementing algorithms for optimising the system (caching, queries)Implemented an algorithm to rank users based on their social activity and political affiliation -
Co-Founder & Ruby DeveloperMash Jul 2006 - Mar 2012EgyptResponsible for the project lifecycle and planning phasesResponsible for the distribution and scheduling of tasksResponsible for developing the backbone and architecture of applicationsPrepare or monitor weekly knowledge sharing sessions with fellow developersProjects: --NabdaCare – Social network revolving around medical records of the users with 3rd party developer APIs (Rails 3, Mongodb, Redis, AWS S3) --OilWell7 – Recruiting and job listing in Saudi Arabia (Rails 2.3, PostgreSQL, Sphinx, Delayedjob, Image magic, OpenCV) --LiveAds – Vodafone South Africa’s EBay-like system (Rails 2.1, MYSQL, Solr, Delayedjob) --Raneen – social network for SMBs with 3rd party developer APIs (Rails 3, Mongodb, Redis, AWS S3) --Plan0roid – an online collaborative version of “Omniplan” project planning and management tool (Rails 3, Python, Mongodb, Elastic Search , Redis) --FilBalad – Online directory for all events restaurants and cinemas (Rails 3, Mongodb, Elastic Search , Redis, AWS S3)
Kareem Zaher Education Details
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Electrical, Electronic And Communications Engineering Technology -
Egyptian Language SchoolIgcse
Frequently Asked Questions about Kareem Zaher
What company does Kareem Zaher work for?
Kareem Zaher works for Uphill Health
What is Kareem Zaher's role at the current company?
Kareem Zaher's current role is Engineering Advisor.
What schools did Kareem Zaher attend?
Kareem Zaher attended Loughborough University, The British University In Egypt, Egyptian Language School.
Who are Kareem Zaher's colleagues?
Kareem Zaher's colleagues are António Lobo Antunes, Suwarna Warna, Matilde Ferreira, Ana Henriques, Joana Gamboias, Carolina Clemente, Laura Figueiredo.
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Kareem Zaher
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