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Cesar Tesen Email & Phone Number

Frontend Co-lead at Opal at Atlassian
Location: San Francisco, California, United States 10 work roles 3 schools
1 work email found @atlassian.com 2 phones found area 310 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email c****@atlassian.com
Direct phone (310) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Frontend Co-lead at Opal
Location
San Francisco, California, United States

Who is Cesar Tesen? Overview

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Quick answer

Cesar Tesen is listed as Frontend Co-lead at Opal at Atlassian, based in San Francisco, California, United States. AeroLeads shows a work email signal at atlassian.com, phone signal with area code 310, and a matched LinkedIn profile for Cesar Tesen.

Cesar Tesen previously worked as Frontend Engineer at Atlassian and Frontend Co-lead at Opal. Cesar Tesen holds Computer Science And Engineering from Santa Clara University.

Company email context

Email format at Atlassian

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{first_initial}{last}@atlassian.com
86% confidence

AeroLeads found 1 current-domain work email signal for Cesar Tesen. Compare company email patterns before reaching out.

Profile bio

About Cesar Tesen

Check out http://bit.ly/CesarT if you'd like to see what I've made lately.

Listed skills include Adobe Photoshop, C, Web Development, User Interface Design, and 20 others.

Current workplace

Cesar Tesen's current company

Company context helps verify the profile and gives searchers a useful next step.

Atlassian
Atlassian
Frontend Co-lead at Opal
AeroLeads page
10 roles · 19 years

Cesar Tesen work experience

A career timeline built from the work history available for this profile.

Frontend Engineer

Current

Sydney, NSW, AU

Apr 2022 - Present

Frontend Co-Lead

Current

San Jose, CA, US

  • Lead a team of developers with varying skill levels, identifying their strengths and weaknesses and working from there to grow together
  • Mentor inexperienced developers to build up their React skills so that they too can achieve ownership over solutions to create features
  • Make designers' concepts come true while managing technical debt and learning curves
  • Plan with other engineering leads, PMs, and UX how to manage our roadmap with constantly changing designs and requirements
  • Collaborate with a cross-functional team on initiatives such as:-Establishing a workflow for developing interactive animations-Creating a maintainable, interactive design system
Sep 2020 - Present

Frontend Developer

San Jose, CA, US

  • Work closely with the UX and back-end teams to develop front-end components and screens for the Opal Mobile Application written in React Native
  • Maintain the quality, speed, performance, and stability of the app
  • Use GitHub, Notion, and Figma to collaborate remotely
  • Research technical topics to share, discuss, and implement with the team
Apr 2020 - Sep 2020

Ios Developer

Current
Project Cloud

-Work in an agile team of 5 to create Brothr 79, a user-centric social media platform-Investigate core technologies for frontend/backend implementation to present iOS feasibility learnings, influencing product strategy/design-Experiment with latest iOS development frameworks and APIs to ensure a modern look and feel, adhering to Apple's HIG-Utilize.

Feb 2020 - Present

Freelance Computer Repair

Current
Self-Employed

-Advise customers on the best course of action based on their technical problem-Implement necessary services such as software resolution, hardware replacement, custom PC builds, etc-Educate and inform the customer to provide them with a greater understanding of their devices

2007 - Present ~19 yrs 5 mos

Graphic Design Intern

Santa Clara, CA, US

-Develop original marketing collateral with the Manager of Game Day Promotions and the Assistant Athletic Director -Created hundreds of visually stimulating and engaging designs in Adobe Illustrator, Photoshop, and InDesign

Mar 2017 - Mar 2020

Software Engineer Intern

Santa Clara, CA, US

-Assisted testing a data-centric desktop application and expanded my role after a few weeks-Learned how to learn quickly, building on prior OOP knowledge to understand and use Rust’s safety features -Started writing unit tests, then assisted feature building, then spearheaded re-assessing usability and UI

Aug 2019 - Oct 2019

Sound Engineer

Hannon Theatre Company

-Coordinated everything the audience hears by implementing audio equipment to suit the needs of production. -Orchestrated audio elements (music, effects, clips) to be used, constantly checking/editing to director’s satisfaction.-Operated the sound console for live mixes during shows, staying aware and compensating for any on-stage error.

Aug 2013 - Jun 2015

Construction Crew

Hannon Theatre Company

-Worked with a team to build a set from scratch for an entirely student-run production 2 times each year.-Learned woodworking and general theatrical lighting and sound knowledge.

Aug 2011 - Jun 2015

Webmaster

The Loyalist News

-Established a new Wordpress based website and designed a custom theme using HTML/PHP/CSS.-Recruited and cultivated a team to organize various forms of content and maintain the website after my departure.

Aug 2012 - Jun 2015
3 education records

Cesar Tesen education

Computer Science And Engineering

Santa Clara University

Full Stack Web Development Certification, Computer Software Engineering

Freecodecamp

Education record

Loyola High School
FAQ

Frequently asked questions about Cesar Tesen

Quick answers generated from the profile data available on this page.

What company does Cesar Tesen work for?

Cesar Tesen works for Atlassian.

What is Cesar Tesen's role at Atlassian?

Cesar Tesen is listed as Frontend Co-lead at Opal at Atlassian.

What is Cesar Tesen's email address?

AeroLeads has found 1 work email signal at @atlassian.com for Cesar Tesen at Atlassian.

What is Cesar Tesen's phone number?

AeroLeads has found 2 phone signal(s) with area code 310 for Cesar Tesen at Atlassian.

Where is Cesar Tesen based?

Cesar Tesen is based in San Francisco, California, United States while working with Atlassian.

What companies has Cesar Tesen worked for?

Cesar Tesen has worked for Atlassian, Opal, Project Cloud, Self-Employed, and Santa Clara University.

How can I contact Cesar Tesen?

You can use AeroLeads to view verified contact signals for Cesar Tesen at Atlassian, including work email, phone, and LinkedIn data when available.

What schools did Cesar Tesen attend?

Cesar Tesen holds Computer Science And Engineering from Santa Clara University.

What skills is Cesar Tesen known for?

Cesar Tesen is listed with skills including Adobe Photoshop, C, Web Development, User Interface Design, Teamwork, Graphic Design, Photography, and Front End Development.

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