Alexander E. personal email
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Alexander E. is a Staff Software Engineer at Polymer Labs. He possess expertise in python, git, java, scalability, distributed systems and 26 more skills. Colleagues describe him as "I found Alex phenomenal. Intellectually curious, who wants to absorb as much of knowledge as one can in a lifetime as efficiently as possible. I remember our first common class in Amazon's Machine Learning University: he was the most active person on discussions around matrix derivation and integrals. We had then about a year of common work. Alex was by far the most efficient software development engineer I met, usually solving problems faster than most applied/research or ML scientists. I think any team would be lucky to have him." and "I was fortunate to have Alexander as my mentor and teammate at Amazon. We worked together and launched a successful feature on Kindle e-reader. On top of Alexander's solid foundation in software engineering, he is meticulous, has strong ownership and is always insisting on the highest standards. These attributes made him an invaluable asset to our team as we could unfailingly depend on him to deliver timely results with excellent quality."
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Staff Software EngineerPolymer Labs Apr 2023 - PresentNew York, Us -
Staff Software EngineerAlt Mar 2022 - Mar 2023San Francisco, Ca, Us• Led an engineering-wide initiative to optimize AWS infrastructure, reducing annual cloud costs by over $216k.• Migrated all engineers to Single Sign-On, enhancing security and streamlining access management.• Migrated the main database from Postgres to Amazon Aurora, reducing replica lag from minutes to under 40 ms and enabling scalable read operations.• Led a newly formed team to launch the company's first product in the NFT space, driving innovation in a new market segment.• Provided cross-team technical consultation.• Addressed performance bottlenecks and delivered page speed optimizations to improve the customer experience. -
Lead Software EngineerActzero.Ai Dec 2021 - Mar 2022San Francisco, Ca , Us -
Senior Machine Learning EngineerActzero.Ai Sep 2019 - Dec 2021San Francisco, Ca , Us• Designed and implemented a scalable serverless ETL pipeline capable of processing over 1 TB of data daily.• Architected and developed an end-to-end machine learning pipeline using AWS Step Functions, Spark, Lambda, and S3, automating model training and deployment.• Defined the company’s technological foundation by selecting core technologies, services, and development processes, enabling consistent and scalable software delivery.• Collaborated closely with data scientists to optimize and productionize machine learning models• Led interviews for engineering and data scientist roles, playing a key role in team expansion.• Mentored junior engineers, fostering their professional growth and ensuring successful project delivery. -
Senior Data ScientistConversica Jun 2018 - Sep 2019San Mateo, California, Us• Led a team of 3 data scientists. Ran stand-ups, sprint planning, retro meetings for the team. • Automated ML model building to scale the company’s needs from dozens of models trained manually to hundreds of models trained regularly. • Built various ML models using deep learning and NLP such as a section detection model using seq2seq architecture and a similarity model using universal sentence encoder.• Collaborated with product owners to transform customer needs into actionable insights. -
Software Development Engineer IiAmazon Jan 2015 - Feb 2018Seattle, Wa, Us• Making Alexa smarter in the books domain.• Built 2 Kindle features for eInk platform: Pinyin and Native Hints for Wordwise.• Conducted a series of machine learning experiments to build ML models for word sense disambiguation applied in Word Wise on a daily basis.• Built in a group of 3 engineers a closed-loop machine learning pipeline with low maintenance reducing human operators from double digits to 2 people. -
Software Development Engineer IiAmazon Nov 2013 - Jan 2015Seattle, Wa, Us• Built an ML-based performance optimisation system to deliver eCommerce ads. -
Software EngineerInsparx May 2013 - Oct 2013München, De• Developed a new version of the dating platform (be2.com) which significantly drove subscription sales on the website. -
Software EngineerRavensburger Digital Nov 2012 - Apr 2013De• Developed a promotional backend service to deliver banners and news for mobile games which improvedcross-app conversion rate across company's products. -
Software EngineerYandex Jul 2011 - Nov 2012Moscow, Ru• Designed and developed a new version of authentication service,which dealt with sensitive user data and required 99.99% uptime.• Developed an internal service with unified API for getting data from socialnetworks.• Implemented a service for authenticating users through various social networks usingdifferent protocols (OAuth 1.0, OAuth 2.0)
Alexander E. Skills
Alexander E. Education Details
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Youtube
Frequently Asked Questions about Alexander E.
What company does Alexander E. work for?
Alexander E. works for Polymer Labs
What is Alexander E.'s role at the current company?
Alexander E.'s current role is Staff Software Engineer.
What is Alexander E.'s email address?
Alexander E.'s email address is to****@****ail.com
What schools did Alexander E. attend?
Alexander E. attended Youtube.
What skills is Alexander E. known for?
Alexander E. has skills like Python, Git, Java, Scalability, Distributed Systems, Algorithms, Machine Learning, Javascript, Html, Css, Mysql, Tomcat.
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