David Jellesma
AeroLeads people directory · profile

David Jellesma Email & Phone Number

Senior Architect at Mimecast at Mimecast
Location: Natick, Massachusetts, United States 8 work roles 2 schools
1 work email found @sophos.com 4 phones found area 781 and 855 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 4 phones

Work email d****@sophos.com
Direct phone (781) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Mimecast
Role
Senior Architect at Mimecast
Location
Natick, Massachusetts, United States
Company size
1870 employees

Who is David Jellesma? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

David Jellesma is listed as Senior Architect at Mimecast at Mimecast, a with 1870 employees, based in Natick, Massachusetts, United States. AeroLeads shows a work email signal at sophos.com, phone signal with area code 781, 855, and a matched LinkedIn profile for David Jellesma.

David Jellesma previously worked as Senior Architect at Mimecast and Principal Software Engineer at Sophos. David Jellesma holds B.A., Psychology from University Of Massachusetts Amherst.

Company email context

Email format at Mimecast

This section adds company-level context without repeating David Jellesma's masked contact details.

{first}.{last}@sophos.com
86% confidence

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

View email format View company profile Management contacts
Profile bio

About David Jellesma

Experienced Software Engineer with skills in both front and backend technologies. I am passionate about the developer experience and making it as efficient and enjoyable as possible. I am focused on using the correct tooling and technologies to keep developers working on building value, and not getting bogged down in technical debt and inefficient processes.

Listed skills include Rest, Jquery, Php, Mysql, and 16 others.

Current workplace

David Jellesma's current company

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

Mimecast
Mimecast
Senior Architect at Mimecast
london, greater london, united kingdom
Website
mimecast.com
Employees
1870
AeroLeads page
Company profile
View company profile Email format
8 roles

David Jellesma work experience

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

Senior Architect

Current
Mimecast

Lexington, Massachusetts, United States

Oct 2022 - Present

Principal Software Engineer

Sophos

Burlington, Massachusetts

Technical lead and Product Owner for the UI Platform team. The team's main area of focus is around core UI build processes (ex: npm, webpack, metrics, versioning, integrating modules across the UI). Additionally, the team is responsible for building and maintaining all of the common components used by multiple teams.

Jul 2018 - Oct 2022

Senior Software Engineer Ii

Sophos

Burlington, Ma

A full stack software engineer using Java and JavaScript. Primary area responsibility is around developing a cloud based security management dashboard utilizing AngularJS and ES6.

Apr 2016 - Jul 2018

Senior Software Engineer

Kronos

Waltham, Ma

Building new software offerings utilizing Java, NodeJS and JavaScript. Main area of focus is around NodeJS and AngularJS.

Aug 2015 - Apr 2016

Senior Software Engineer

Constant Contact

Waltham, Ma

Member of the Innovation team, rapidly developing prototype and MVP applications utilizing mainly Ruby on Rails, AngularJS, Twitter Bootstrap and Amazon Web Services.

Nov 2014 - Aug 2015

Software Engineer

Constant Contact

Waltham, Ma

Member of the Web Services team currently focused on developing RESTful Web Services using Java, Apache CXF and Spring.

Jan 2012 - Nov 2014

Software Engineer

Twobolt Marketing Technologies

Pawtucket, Ri

Developer focused on creating a multi-channel marketing tool using PHP, CodeIgniter, CSS, MySQL, and jQuery. Personal responsibilities include backend PHP development, API web services integrations, and e-mail marketing.

May 2011 - Dec 2011

Api Support Engineer

Constant Contact

Waltham, Ma

Lead Support Engineer for assisting customers with API Integrations, primarily through the developer community forums. Served as technical reference for customers and business partners seeking to integrate Constant Contact's APIs into their products.Developed internal support tools, as well as author and maintain external-facing SDK's and examples using primarily PHP, but also Ruby, .NET, ColdFusion and Java.

May 2009 - May 2011
Team & coworkers

Colleagues at Mimecast

Other employees you can reach at mimecast.com. View company contacts for 1870 employees →

AP Alex Pecsi Alex Pecsi Colleague at MimecastGreater London, England, United Kingdom View → DK Dipak Kr Das Dipak Kr Das Colleague at MimecastBengaluru, Karnataka, India View → GS Grant Skinner Grant Skinner Colleague at MimecastSydney, New South Wales, Australia View → MT Mduduzi Tshabalala Mduduzi Tshabalala Colleague at MimecastJohannesburg, Gauteng, South Africa View → AB Akhilesh Basri Akhilesh Basri Colleague at MimecastToronto, Ontario, Canada View → DS Davin Smith Davin Smith Colleague at MimecastCity Of Johannesburg, Gauteng, South Africa View → SS Shakoora Samodien Shakoora Samodien Colleague at MimecastCity Of Cape Town, Western Cape, South Africa View → KN Khanyisile Ndumo Khanyisile Ndumo Colleague at MimecastJohannesburg Metropolitan Area, South Africa View → SM Swarn Mishra Swarn Mishra Colleague at MimecastBhopal, Madhya Pradesh, India View → RH Rakib Hossain Rakib Hossain Colleague at MimecastDhaka, Bangladesh View →
2 education records

David Jellesma education

FAQ

Frequently asked questions about David Jellesma

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

What company does David Jellesma work for?

David Jellesma works for Mimecast.

What is David Jellesma's role at Mimecast?

David Jellesma is listed as Senior Architect at Mimecast at Mimecast.

What is David Jellesma's email address?

AeroLeads has found 1 work email signal at @sophos.com for David Jellesma at Mimecast.

What is David Jellesma's phone number?

AeroLeads has found 4 phone signal(s) with area code 781, 855 for David Jellesma at Mimecast.

Where is David Jellesma based?

David Jellesma is based in Natick, Massachusetts, United States while working with Mimecast.

What companies has David Jellesma worked for?

David Jellesma has worked for Mimecast, Sophos, Kronos, Constant Contact, and Twobolt Marketing Technologies.

Who are David Jellesma's colleagues at Mimecast?

David Jellesma's colleagues at Mimecast include Alex Pecsi, Dipak Kr Das, Grant Skinner, Mduduzi Tshabalala, and Akhilesh Basri.

How can I contact David Jellesma?

You can use AeroLeads to view verified contact signals for David Jellesma at Mimecast, including work email, phone, and LinkedIn data when available.

What schools did David Jellesma attend?

David Jellesma holds B.A., Psychology from University Of Massachusetts Amherst.

What skills is David Jellesma known for?

David Jellesma is listed with skills including Rest, Jquery, Php, Mysql, Ajax, Javascript, Java, and Css.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.