Caspar Sillamaa
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Caspar Sillamaa Email & Phone Number

Software Engineer at 1oT at 1oT
Location: Tallinn, Harjumaa, Estonia 3 work roles 1 school
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✓ Verified Jun 2026 3 data sources Profile completeness 86%

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Current company
1oT
Role
Software Engineer at 1oT
Location
Tallinn, Harjumaa, Estonia
Company size

Who is Caspar Sillamaa? Overview

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Quick answer

Caspar Sillamaa is listed as Software Engineer at 1oT at 1oT, a company with 19 employees, based in Tallinn, Harjumaa, Estonia. AeroLeads shows a matched LinkedIn profile for Caspar Sillamaa.

Caspar Sillamaa previously worked as Software Engineer at 1Ot and Junior Software Engineer at 1Ot. Caspar Sillamaa holds Bachelor Of Technology - Btech, Computer Software Engineering from Taltech – Tallinn University Of Technology.

Company email context

Email format at 1oT

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1oT

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Profile bio

About Caspar Sillamaa

Software engineer at 1oT, currently working in the 1oT eSIM team. Developed Consumer eSIM infrastructure(SM-DP+ and SM-DS) and the newest IoT eSIM infrastructure as a part of a team of 3 software engineers, which has been certified by the overlooking authority GSMA.

Current workplace

Caspar Sillamaa's current company

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1oT
1Ot
Software Engineer at 1oT
tallinn, harjumaa, estonia
Website
Employees
19
AeroLeads page
3 roles

Caspar Sillamaa work experience

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

Software Engineer

Current
1Ot

Tallinn, Harjumaa, Estonia

  • Developed Consumer eSIM infrastructure(SM-DP+ and SM-DS) as a part of a team of 3 software engineers, which has been certified by the overlooking authority GSMA. Consumer eSIM is a global specification by the GSMA.
  • Developing based on specifications from GSMA documents: 1) Handling registration of eSIM profiles in the SM-DP+ 2) Communication with MNO-s - setting the profiles in the SM-DP+ available to be downloaded to an eSIM 3).
  • Testing and improving the developed infrastructure using third party software: LPA simulators and a functional test tool together with a physical test SIM card. Driving improvements and new version releases in the.
  • Creating an automatic script to set correct database state for incoming requsts coming from 250 different test cases from a third party functional test tool.
  • Setup and testing in test/pre-prod/prod environments
  • Performing platform demo during GSMA audit/certification process.
Feb 2023 - Present

Junior Software Engineer

1Ot

Tallinn, Harjumaa, Estonia

  • Developing 1oT terminal(an advanced connectivity management platform that helps M(V)NOs improve service quality, streamline internal processes and reduce inefficiencies) - adding new features, improving existing.
  • Mentoring software engineering interns - Giving overview of 1oT Terminal and the codebase. Assigning and giving background on tasks, answering questions, giving pointers and doing code reviews. Giving feedback at the.
  • Taking part and giving input in new feature review and planning meetings.
  • Doing code reviews for other developers.
May 2022 - Feb 2023

Software Engineer Intern

1Ot

Tallinn

Developing 1oT terminal - an advanced connectivity management platform that helps M(V)NOs improve service quality, streamline internal processes and reduce inefficiencies.

Feb 2022 - Apr 2022
Team & coworkers

Colleagues at 1oT

Other employees you can reach at 1ot.mobi. View company contacts for 19 employees →

1 education record

Caspar Sillamaa education

FAQ

Frequently asked questions about Caspar Sillamaa

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

What company does Caspar Sillamaa work for?

Caspar Sillamaa works for 1oT.

What is Caspar Sillamaa's role at 1oT?

Caspar Sillamaa is listed as Software Engineer at 1oT at 1oT.

Where is Caspar Sillamaa based?

Caspar Sillamaa is based in Tallinn, Harjumaa, Estonia while working with 1oT.

What companies has Caspar Sillamaa worked for?

Caspar Sillamaa has worked for 1Ot.

Who are Caspar Sillamaa's colleagues at 1oT?

Caspar Sillamaa's colleagues at 1oT include Andrew Worth, Kristina Soboleva, Karl Jõeäär, Kristi Kirsipuu, and Janari Põld.

How can I contact Caspar Sillamaa?

You can use AeroLeads to view verified contact signals for Caspar Sillamaa at 1oT, including work email, phone, and LinkedIn data when available.

What schools did Caspar Sillamaa attend?

Caspar Sillamaa holds Bachelor Of Technology - Btech, Computer Software Engineering from Taltech – Tallinn University Of Technology.

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