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Juan Sierra Email & Phone Number
Strategy and Operations Lead
at
Ludicrum
LinkedIn matched
✓ Verified August 2026
3 data sources
Profile completeness 86%
Current company
Role
Strategy and Operations Lead
Location
Medellín, Antioquia, Colombia
Company size
Who is Juan Sierra? Overview
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Quick answer
Juan Sierra is listed as Strategy and Operations Lead at Ludicrum, a with 151 employees, based in Medellín, Antioquia, Colombia. AeroLeads shows a matched LinkedIn profile for Juan Sierra.
Juan Sierra previously worked as QA and Mentoring Manager at Trading 212 and Customer Service Mentor at Trading 212. Juan Sierra holds Laurea Magistrale In Ingegneria Gestionale, Administración Y Gestión De Empresas, General from Politecnico Di Milano.
Company email context
Email format at Ludicrum
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Ludicrum
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Profile bio
About Juan Sierra
Trading 212, once a small Bulgarian fintech, is now a solid broker within the top 3 leading companies in its segment in Europe. During the last 10 years, my contribution to this incredible growth has been from the Customer Service team, starting as a Customer Service Specialist and currently mentoring and assessing the whole department. This time and experience tell about my customer orientation, complemented by my IT background and financial markets knowledge.
Current workplace
Juan Sierra's current company
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Ludicrum
4 roles
Juan Sierra work experience
A career timeline built from the work history available for this profile.
Qa And Mentoring Manager
As a mentor, I provide guidance, motivation, and training to the Customer Service department, including onboarding new team members. I'm also in charge of leading the QA team, which inspects customer support conversations across email and chat and check if they meet accepted standards of quality support against a quality assurance scorecard.
Customer Service Mentor
Improving further Trading 212 Customer Service team's performance by providing training, helping with initial mentoring and further such when needed. Implementing features to ease and improve the work flow and clients satisfaction.
May 2020 - Jan 2022
Customer Service Specialist
Trading 212
Soy responsable de la comunicación con clientes en inglés y español. Mis principales funciones incluyen responder a las consultas realizadas a través del chat, correo electrónico y teléfono, así como asesorar a los clientes en el uso del producto.
May 2012 - May 2020
2 education records
Juan Sierra education
Laurea Magistrale In Ingegneria Gestionale, Administración Y Gestión De Empresas, General
Ingeniería De Sistema, Ingeniería Informática
FAQ
Frequently asked questions about Juan Sierra
Quick answers generated from the profile data available on this page.
What company does Juan Sierra work for?
Juan Sierra works for Ludicrum.
What is Juan Sierra's role at Ludicrum?
Juan Sierra is listed as Strategy and Operations Lead at Ludicrum.
Where is Juan Sierra based?
Juan Sierra is based in Medellín, Antioquia, Colombia while working with Ludicrum.
What companies has Juan Sierra worked for?
Juan Sierra has worked for Ludicrum and Trading 212.
How can I contact Juan Sierra?
You can use AeroLeads to view verified contact signals for Juan Sierra at Ludicrum, including work email, phone, and LinkedIn data when available.
What schools did Juan Sierra attend?
Juan Sierra holds Laurea Magistrale In Ingegneria Gestionale, Administración Y Gestión De Empresas, General from Politecnico Di Milano.
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