Fe Tech Lead
CurrentFE tech lead, leading the charge in building a scalable, high velocity React FE.
Jun 2022 - Present
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James Clark Email & Phone Number
FE Tech Lead at Portex
at
Portex
1 work email found
@tiktok.com
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 100%
Who is James Clark? Overview
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Quick answer
James Clark is listed as FE Tech Lead at Portex at Portex, based in Los Angeles, California, United States. AeroLeads shows a work email signal at tiktok.com and a matched LinkedIn profile for James Clark.
James Clark previously worked as FE Tech Lead at Portex and Technical Lead at Tiktok. James Clark holds Bachelor Of Science - Bs, Marketing & Business Analytics from Boston College.
Company email context
Email format at Portex
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{first}.{last}@tiktok.com
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AeroLeads found 1 current-domain work email signal for James Clark. Compare company email patterns before reaching out.
Profile bio
About James Clark
I'm a full-stack developer with a front-end focus. You will generally find me working with tech like React and Node - but that doesn't mean I don't love learning new things!I'm currently working at TikTok as a frontend engineer on our creator monetization and management features.
Listed skills include Git, Node.Js, Mongodb, Swift, and 19 others.
Current workplace
James Clark's current company
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7 roles
James Clark work experience
A career timeline built from the work history available for this profile.
Sep 2021 - Jun 2022
Frontend Engineer
Nov 2020 - Oct 2021
Software Engineer
Full-stack software engineering with libraries and frameworks like React, Express, Mobx, gRPC, and many more.• Improved the runtime of the patch selection tool, an internal tool used for selecting subsets of 3D geometries, by ~80% through the implementation of a Union-Find algorithm (C++)• Implemented a generic cancel functionality for the server-side job infrastructure, eliminating long user wait times of 20+ minutes (JavaScript & TypeScript, Express & Axios)• Unified testing frameworks by setting up the Jest framework and converting server-side unit tests (JavaScript & TypeScript, Jest)• Refreshed icon library and style sheets to bring better consistency to user experience across the many different user interfaces (React, CSS & Sass, Javascript & Typescript)• Wrote a new user interface that allows users to view information by hovering over rendered 3D geometries (TypeScript, React, MobX, Sass, OpenGL)Carbon is a 3D printing solutions company utilizing DLS (Digital Light Synthesis) technology to print parts out of liquid.
Oct 2019 - Jun 2020
Frontend Developer
• Overhauled several website pages while working with a designer (React, Javascript, Styled-Components)Startup helping people eat plant-based diets and be conscious of themselves, environment and community
Apr 2019 - May 2019
Market Research Intern
Startup helping people eat plant-based diets and be conscious of themselves, environment and community
Jun 2018 - Aug 2018
Innovation Research Analyst (Sales Intern)
Microsoft Partner | Software as a Service Company
Jun 2017 - Aug 2017
2 education records
James Clark education
Bachelor Of Science - Bs, Marketing & Business Analytics
Education record
Viewpoint Highschool
FAQ
Frequently asked questions about James Clark
Quick answers generated from the profile data available on this page.
What company does James Clark work for?
James Clark works for Portex.
What is James Clark's role at Portex?
James Clark is listed as FE Tech Lead at Portex at Portex.
What is James Clark's email address?
AeroLeads has found 1 work email signal at @tiktok.com for James Clark at Portex.
Where is James Clark based?
James Clark is based in Los Angeles, California, United States while working with Portex.
What companies has James Clark worked for?
James Clark has worked for Portex, Tiktok, Carbon, Conscioux, and Livetiles.
How can I contact James Clark?
You can use AeroLeads to view verified contact signals for James Clark at Portex, including work email, phone, and LinkedIn data when available.
What schools did James Clark attend?
James Clark holds Bachelor Of Science - Bs, Marketing & Business Analytics from Boston College.
What skills is James Clark known for?
James Clark is listed with skills including Git, Node.Js, Mongodb, Swift, Cascading Style Sheets, React.Js, Html, and C (Programming Language.
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