Kelvin Qian
Junior Data Engineer at Yet Analytics, Inc.- Claim this Profile
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Spanish Limited working proficiency
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Chinese Limited working proficiency
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English Native or bilingual proficiency
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Bio
Experience
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Yet Analytics, Inc.
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United States
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Software Development
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1 - 100 Employee
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Junior Data Engineer
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Jan 2021 - Present
Projects developed or worked on at Yet Analytics: - SQL LRS: An open-source learning data store, implemented in Clojure, featuring SQLite and PostgreSQL backends. - Centriph: A SaaS xAPI Profile server backed by a AWS Neptune graph DB. Features include profile editing and validation, a SPARQL endpoint, and a DATASIM interface. - DATASIM: A highly-scalable xAPI data generation library and application. - Training Commons: An xAPI-instrumented e-learning platform. Other accomplishments: - Used GitHub Actions to implement CI/CD pipelines for testing, deployment and vulnerability scanning. - Developed and released open-source libraries for sequential UUID generation, JSONPath parsing, Clojure-to-SPARQL compilation, and RDF data validation. Show less
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The Johns Hopkins University
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United States
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Higher Education
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700 & Above Employee
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Head Course Assistant
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Jan 2020 - Dec 2020
- Co-managed a team of 3 course assistants for the Spring 2020 Principles of Programming Languages course at Johns Hopkins. - Lead course assistant for the Fall 2020 Functional Programming in Software Engineering course. - Graded homework, held weekly office hours, and adjudicated project demos. - Wrote solution keys to written assignments and implemented Gradescope tests for OCaml programming assignments. - Co-managed a team of 3 course assistants for the Spring 2020 Principles of Programming Languages course at Johns Hopkins. - Lead course assistant for the Fall 2020 Functional Programming in Software Engineering course. - Graded homework, held weekly office hours, and adjudicated project demos. - Wrote solution keys to written assignments and implemented Gradescope tests for OCaml programming assignments.
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Yet Analytics, Inc.
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United States
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Software Development
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1 - 100 Employee
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Data Engineer Intern
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Jun 2019 - Aug 2019
- Wrote two core company libraries in Clojure as part of the Yet software development team. - Libraries validate Resource Description Framework (RDF) data structures, including syntax structure and relations between objects. - Implemented JSON-to-Clojure EDN parsing functions, finite state machine code, and human-readable error messages as integral parts of the libraries. - Tested using extensive unit testing and continuous integration using AWS. - Wrote rich documentation in both Clojure and in Markdown documents. - Contributed to open-source Clojure libraries via submitting issues and addressing bugs. - Attended daily standups, customer iteration meetings, and project planning meetings. Show less
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The Johns Hopkins University
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United States
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Higher Education
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700 & Above Employee
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Course Assistant
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Sep 2018 - May 2019
- Course assistant for Spring 2018 Intro Algorithms course; graded homework and held office hours for 92 students. - Course assistant for Fall 2018 Intro Algorithms course; graded homework and exam questions for 106 students. - Course assistant for Spring 2018 Intro Algorithms course; graded homework and held office hours for 92 students. - Course assistant for Fall 2018 Intro Algorithms course; graded homework and exam questions for 106 students.
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DECENT
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Switzerland
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IT Services and IT Consulting
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1 - 100 Employee
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Community Manager Intern
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Jun 2018 - Aug 2018
Performed social media marketing tasks, researched the latest activity in the blockchain space, and explored blockchain use cases, particularly in the education sector, in a collaborative international environment. Performed social media marketing tasks, researched the latest activity in the blockchain space, and explored blockchain use cases, particularly in the education sector, in a collaborative international environment.
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Education
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The Johns Hopkins University
Master's degree, Computer Science -
The Johns Hopkins University
Bachelor's degree, Computer Science -
Franklin High School