Letian Chen
Technical Interview Engineer at Karat- Claim this Profile
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Bio
Joseph Santilli
We had the pleasure to use Letian for a temporary contract position. Letian is a skilled, reliable and very adaptive software engineer. He quickly masters the more unfamiliar tech stack tools and delivers assigned projects in a timely manner.
LinkedIn User
Letian helped us develop multiple APIs for our project. He has strong technical skills and worked well with all members of our team. We would absolutely work with him again in the future.
Joseph Santilli
We had the pleasure to use Letian for a temporary contract position. Letian is a skilled, reliable and very adaptive software engineer. He quickly masters the more unfamiliar tech stack tools and delivers assigned projects in a timely manner.
LinkedIn User
Letian helped us develop multiple APIs for our project. He has strong technical skills and worked well with all members of our team. We would absolutely work with him again in the future.
Joseph Santilli
We had the pleasure to use Letian for a temporary contract position. Letian is a skilled, reliable and very adaptive software engineer. He quickly masters the more unfamiliar tech stack tools and delivers assigned projects in a timely manner.
LinkedIn User
Letian helped us develop multiple APIs for our project. He has strong technical skills and worked well with all members of our team. We would absolutely work with him again in the future.
Joseph Santilli
We had the pleasure to use Letian for a temporary contract position. Letian is a skilled, reliable and very adaptive software engineer. He quickly masters the more unfamiliar tech stack tools and delivers assigned projects in a timely manner.
LinkedIn User
Letian helped us develop multiple APIs for our project. He has strong technical skills and worked well with all members of our team. We would absolutely work with him again in the future.
Experience
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Karat
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United States
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Software Development
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100 - 200 Employee
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Technical Interview Engineer
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Jul 2021 - Present
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Gun.io
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United States
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Technology, Information and Internet
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1 - 100 Employee
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Software Engineer
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Mar 2021 - Present
Certified freelance engineer on the Gun.io platform. Gun.io helps world-class engineering teams hire the world’s most sought-after freelance engineers at a moment’s notice. Certified freelance engineer on the Gun.io platform. Gun.io helps world-class engineering teams hire the world’s most sought-after freelance engineers at a moment’s notice.
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Therapass
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Mental Health Care
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1 - 100 Employee
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Software Engineer
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Feb 2023 - Aug 2023
Integrated the Emotional Support Animal(ESA) platform with the main Therapass platform to allow users to manage all their needs within one dashboard. Revamped patient and therapist dashboards. Implemented video chat functionality using Twilio Video. Streamlined purchase and intake workflows for ESA clients. Integrated the Emotional Support Animal(ESA) platform with the main Therapass platform to allow users to manage all their needs within one dashboard. Revamped patient and therapist dashboards. Implemented video chat functionality using Twilio Video. Streamlined purchase and intake workflows for ESA clients.
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Internet Exposure
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United States
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Technology, Information and Internet
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1 - 100 Employee
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Software Engineer
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Jul 2021 - Dec 2022
Integrated internal calendar with Google Calendar and Hubspot APIs for event scheduling. Added content management system to allow website administrators to edit gallery pages easily. Interfaced with Tripleseat to sync new leads. Performed admin website maintenance for multiple clients. Integrated internal calendar with Google Calendar and Hubspot APIs for event scheduling. Added content management system to allow website administrators to edit gallery pages easily. Interfaced with Tripleseat to sync new leads. Performed admin website maintenance for multiple clients.
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playbook
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United States
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Spectator Sports
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Software Engineer
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May 2022 - Sep 2022
Created a live NFL game simulation framework for testing Built the backend infrastructure that integrates with a SageMaker prediction endpoint to generate live play-by-play player performance predictions Enhanced backend to support detailed player stat histories for each game Developed background jobs to update teams, games, players, and game statistics Created a live NFL game simulation framework for testing Built the backend infrastructure that integrates with a SageMaker prediction endpoint to generate live play-by-play player performance predictions Enhanced backend to support detailed player stat histories for each game Developed background jobs to update teams, games, players, and game statistics
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Pathio Health
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United States
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Hospitals and Health Care
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Software Engineer
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Apr 2022 - Aug 2022
Integrated application backend with Athena Health and EMDs APIs Developed nightly jobs to retrieve updated CCDAs for all patients Enhanced CCDA parser to handle data format discrepancies from multiple EHRs Integrated application backend with Athena Health and EMDs APIs Developed nightly jobs to retrieve updated CCDAs for all patients Enhanced CCDA parser to handle data format discrepancies from multiple EHRs
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Docket®
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United States
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Information Technology & Services
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1 - 100 Employee
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Software Engineer
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Mar 2021 - Oct 2021
Built a queueing system to support high volumes of user activity between the app and state immunization registries. Allowed Docket to scale to meet the tremendous demand for digital vaccine records in Utah, Minnesota, and New Jersey. Designed the infrastructure to show verifiable immunization certificates by implementing SMART Health Cards Built a queueing system to support high volumes of user activity between the app and state immunization registries. Allowed Docket to scale to meet the tremendous demand for digital vaccine records in Utah, Minnesota, and New Jersey. Designed the infrastructure to show verifiable immunization certificates by implementing SMART Health Cards
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TheoremReach
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United States
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Market Research
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1 - 100 Employee
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Contract Software Engineer
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Jul 2020 - Feb 2021
Built a customer support system using Angular and Ruby on Rails to streamline customer service workflows. Migrated utility modules to a new repository with Angular and a new version of Ruby on Rails. Worked on both frontend and backend enhancement requests to improve a new product the company planned to release. Built a customer support system using Angular and Ruby on Rails to streamline customer service workflows. Migrated utility modules to a new repository with Angular and a new version of Ruby on Rails. Worked on both frontend and backend enhancement requests to improve a new product the company planned to release.
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Epic
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United States
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Software Development
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700 & Above Employee
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Software Developer
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2013 - May 2020
Designed and implemented Epic’s population health module that benefits care managers and population health administrators from all over the world. Analyzed CMS (Centers for Medicare & Medicaid Services) healthcare regulations on quality metrics reporting and developed stored procedures according to the released specs to support customers’ reporting needs. Developed infrastructure to deduplicate and merge healthcare data from various data sources so that physicians can review a patient’s complete care history from one place. Created performant bulk actions for care management tasks, patient outreach, and care teams assignments Joined customer calls and onsite visits to gather feedback and follow up on enhancement requests. Mentored junior developers to help them grow application knowledge and technical skills Certified in many Epic functional areas, including Ambulatory, Healthy Planet, and Caboodle Conducted phone interviews to screen software developer candidates. Show less
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University of Michigan
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United States
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Higher Education
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700 & Above Employee
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Instructional Aid
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Sep 2012 - Apr 2013
Led discussion sessions for the introduction to database management systems class. The class covered writing SQL queries, designing relational databases, and implementing basic functions of a database management system. Held office hours to answer students' questions. Graded homeworks and exams. Led discussion sessions for the introduction to database management systems class. The class covered writing SQL queries, designing relational databases, and implementing basic functions of a database management system. Held office hours to answer students' questions. Graded homeworks and exams.
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Union Pacific Railroad
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United States
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Rail Transportation
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700 & Above Employee
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IT Intern
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May 2012 - Aug 2012
Developed visual equipment timeline application for financial audit Built both frontend and backend of the web application based on Wicket and Spring framework Worked with a large Oracle database with more than 3 TB of data Polished communication and leadership skills, gave presentation to senior management Developed visual equipment timeline application for financial audit Built both frontend and backend of the web application based on Wicket and Spring framework Worked with a large Oracle database with more than 3 TB of data Polished communication and leadership skills, gave presentation to senior management
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Cataphora
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United States
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Software Development
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1 - 100 Employee
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QA Intern
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Jan 2012 - Apr 2012
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Education
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Zero To Mastery Academy
Certificate, Web Development -
University of Michigan
Bachelor of Science (BS), Computer Science -
Suzhou High School