David (Lingfeng) Chen Email and Phone Number
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Allio believes informed investors build dynamic portfolios. Our mission is to lead a fintech revolution by offering real-time, institutional-grade macroeconomic insights and expertly curated and transparent macro portfolios. By educating successful individuals on the impact of macroeconomics, we empower them to navigate all market cycles, secure their financial future, and ultimately become more informed voters who can influence policy decisions that drive equitable economic growth.When I'm not at work, I enjoy socializing with friends from various fields, hiking, photography, badminton, skiing, snowboarding, archery, rafting, cooking, karaoke, etc.
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Principal EngineerAllio Capital Nov 2020 - PresentSeattle, Wa, UsAllio believes informed investors build dynamic portfolios. Our mission is to lead a fintech revolution by offering real-time, institutional-grade macroeconomic insights and expertly curated and transparent macro portfolios. By educating successful individuals on the impact of macroeconomics, we empower them to navigate all market cycles, secure their financial future, and ultimately become more informed voters who can influence policy decisions that drive equitable economic growth.- Established all the backend systems that include all elements mono repo, microservices, and data pipelines with Python and Typescript.- Maintained the development and CICD of all the backend services that sustain Allio’s services- Maintained code quality of all the systems- Lead the engineer department with Agile methodologies and support PM with architectural decisions and contributed to the road map.
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Senior Software EngineerMinted Oct 2019 - Nov 2020San Francisco, Ca, Us-Lead multiple front end and back end projects to design and implemented features to significantly improve checkout and personalization experiences.- Collaborated in multifunctional teams to create a personalization microservice using Next.Js, GraphQL, and Python, increasing conversion rate by about 15%. -
Full Stack EngineerMinted Aug 2018 - Nov 2020San Francisco, Ca, Us- Developed and maintained features with checkout experiences in both front end and back end using React.js, Redux, Python, PHP- Lead a team of 4 to integrate Paypal in the existing checkout experience with Cybersource
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Software EngineerSelf Emplyoed Jul 2018 - Aug 2018UsRoom N Board: github.com/roomNboard/booking_serviceDeployment and Optimization of web application for lodging booking- Load balanced 2 deployed EC2 t2.micro microservices with Nginx and Dockers to handle production-level traffic of 1000 request per second with latency of 2s- Accelerated data retrieval by optimizing data structures in PostgreSQL, which shrank database size from 21GB to 11GB and diminished query time from 50s to 25ms- Incorporated server-side caching strategies with Redis to handle abrupt peak of client requests within 40ms- Improved readability and further improved data flows with ES7 async generators and async iteratorsNappbnb: github.com/n-app/reviewsMERN stack web application to search for and book lodging - Modularized fetching functions and front-end components with React / Redux (redux-saga) for effective data flow- Improved readability and further improved data flows with ES7 async/await and ES6 generator functions- Deployed app with Dockers and AWS EB to simplify deployment configurations and increase(boost) loading speed by 800%- Wrote guidance on Webpack setup with Airbnb style guide, babel, and CSS modules, which reduces styling conflicts and expedites project setup for my colleagues: github.com/Project-Setup/webpack_setupConnect Four: clfhhc.github.io/connect_4/Web application emulating Connect Four game- Created detection algorithm with bitwise operations to improve app fluency- Stored game history with binary representations in MongoDB to minimize data flow and storage space- Modularized front-end components with ReactJs to separate design concerns and allow scalability -
Structural EngineerNishkian Menninger Dean Monks Chamberlain Jun 2014 - Feb 2018San Francisco, Ca, Us- Collaborated with 2 colleagues, prepared and delivered structural construction documents and calculation packages for office buildings and residential projects using 3D modeling tools and finite element structural analysis tools.- Created spreadsheets and algorithms using python and VBA to automate structural analysis and interpretation work flow and those increased my colleagues’ and my design efficiency by more than 3 times.- Versatile in collaboration with multiple discipline and performing steel and reinforced concrete designs. -
Undergrad Research AssistantCivil Engineering Department, Ucb Jun 2012 - Apr 2013- Collaborated with 4 graduate students and assisted in developing cement hydration cells for nanoscale x-ray microscopy.- Fabricated 15 silicon wafers to provide silicon nitrite windows for 20+ group members’ preparation of microscopic observation experiments.- Contributed expertise in chemistry lab to a new design of the sample holder enabling unprecedented x-ray microscopic observation during the first 20 minutes of cement hydration.
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Assistant Drafter InternShenzhen General Institute Of Architectural Design And Research Co., Ltd May 2011 - Jul 2011- Designed new plans, checked and modified completed structural drafts using AutoCAD and PKPM to help structural engineers keep up the schedule of projects.- Cooperated with 20+ specialists and incorporated ideas into the general planning direction based on deep understanding of components and integrated systems of structure, architecture, and MEP. - Interpreted construction drawings for the construction workers and the client on a residential construction site of ten 11-story buildings and dealt with the RFI’s in time to ensure fluent work scheduling.
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Team MemberCal Steel Bridge Team, University Of California, Berkeley Aug 2010 - May 2011- Designed and optimized the lateral frame structure of a 22ft bridge with AutoCAD and SAP 2000 with 2 other team members, and as a result, the frame was included in the competition.- Cut and finished steel parts and fabricated the lateral trusses of the bridge within 40+ members.
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Volunteer TranslatorHuasen Architectural & Engineering Design Consultant Ltd Jun 2010 - Jul 2010- Translated meetings for architects and engineers from a partnering Austrian project company, COOP HIMMELB(L)AU, on Shenzhen Museum of Contemporary Art & Planning Exhibition (MOCAPE) project for better cooperation between the two companies.- Assisted in the set-up and the backup of Digital Project 3D models in servers to provide long-term solution to the synchronizing problems affecting 20+ colleagues.- Assisted in monitoring the progress of the preliminary and the detail design phase by setting up the schedule using Microsoft Project, which set forth the milestones and was followed by the two teams.
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PresidentScience Club, College Of San Mateo Aug 2009 - Dec 2009- Raised activity funds through snack sales, and applied sales techniques to increase sales revenue from previous leadership by approximately 130%.- Recruited 20+ members to attend a daylong trip to Academy of Science to increase members’ interest and knowledge in biological, chemical, and physical sciences.
David (Lingfeng) Chen Skills
David (Lingfeng) Chen Education Details
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Massachusetts Institute Of TechnologyStructural Engineering -
Hack ReactorFull Stack Software Engineering
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University Of California, BerkeleyCivil Engineering
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College Of San MateoCivil Engineering
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Mills High SchoolHigh School Diploma
Frequently Asked Questions about David (Lingfeng) Chen
What company does David (Lingfeng) Chen work for?
David (Lingfeng) Chen works for Allio Capital
What is David (Lingfeng) Chen's role at the current company?
David (Lingfeng) Chen's current role is Principal Engineer and Cofounder at Allio Capital.
What is David (Lingfeng) Chen's email address?
David (Lingfeng) Chen's email address is da****@****ted.com
What schools did David (Lingfeng) Chen attend?
David (Lingfeng) Chen attended Massachusetts Institute Of Technology, Hack Reactor, University Of California, Berkeley, College Of San Mateo, Mills High School.
What are some of David (Lingfeng) Chen's interests?
David (Lingfeng) Chen has interest in Skiing, Badminton, Troubleshooting, Traveling, Coding, Environment, Poverty Alleviation, Hiking, Biking, Science And Technology.
What skills is David (Lingfeng) Chen known for?
David (Lingfeng) Chen has skills like React.js, Javascript, Redux, Node.js, Mongodb, Docker, Sql, Angularjs, Webpack, Git, Express.js, Html5.
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