Serena Bortnik
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Serena Bortnik Email & Phone Number

HR and Organizational Development Specialist at ThetaRay
Location: Madrid, Community Of Madrid, Spain 8 work roles 2 schools
1 work email found @thetaray.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email s****@thetaray.com
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Current company
ThetaRay
Role
HR and Organizational Development Specialist
Location
Madrid, Community Of Madrid, Spain
Company size
247 employees

Who is Serena Bortnik? Overview

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Quick answer

Serena Bortnik is listed as HR and Organizational Development Specialist at ThetaRay, a company with 247 employees, based in Madrid, Community Of Madrid, Spain. AeroLeads shows a work email signal at thetaray.com and a matched LinkedIn profile for Serena Bortnik.

Serena Bortnik previously worked as HR and Admin Coordinator at Thetaray and Recruiter at Profesional Independiente. Serena Bortnik holds Psicopedagogía, Psicología Educativa from Universidad Nacional De San Martín.

Company email context

Email format at ThetaRay

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{first}.{last}@thetaray.com
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Profile bio

About Serena Bortnik

Hello! 👋 I'm Sere. I graduated as an Educational Psychologist from UNSAM in Argentina and worked in the field of education for several years, working in schools and supporting various learning processes. Three years ago, I entered the world of Human Resources, carrying out different processes in the area, including recruiting and workforce planning, onboardings, benefits, policies, payroll, trainings, leadership programs, and more.

Current workplace

Serena Bortnik's current company

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ThetaRay
Thetaray
HR and Organizational Development Specialist
Madrid, ES
Website
thetaray.com
Employees
247
AeroLeads page
Company profile
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8 roles

Serena Bortnik work experience

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

Hr And Organizational Development Specialist

Thetaray

Madrid, ES

Hr And Admin Coordinator

Current
Thetaray

Madrid, Comunidad De Madrid, España

-Managed end-to-end recruitment processes, including sourcing, interviewing, and onboarding.-Led continuous improvement initiatives for the global onboarding process, ensuring compliance with regional regulations and enhancing new hire integration across all offices- Oversaw daily operations and administrative functions for the offices in Europe, including.

Apr 2024 - Present

Recruiter

Profesional Independiente

I support companies in the search and assembly of multidisciplinary teams

Dec 2023 - Apr 2024

Human Resources Business Partner (Hrbp)

Calm Es Simple.

- Support the leadership team and C-level executives.- Responsible for the entire recruitment process for the Marketing, IT, Administration & Finance, Product, Supply Chain, People, Logistics, Customer Care, and Warehouse teams, including job postings, screenings, interviews, job offers, etc.- Responsible for candidate experience.- Management of.

Oct 2021 - Dec 2023

English Teacher - Kindergarten School

Oxford High School

Organization and planning of academic projects for the acquisition and interpretation of the English language in children

Feb 2020 - Feb 2021

Director

Dar Es Dar

Argentina

- Coordination of volunteers and professional teams- Administrative tasks- Payroll management- Fundraising and donation management- Project management- Organization of large-scale events and campaigns- Volunteer training sessions

Oct 2018 - Feb 2021

Auxiliar Teacher - Kindergarten

Wellspring School

Assistant in the secretary's office and coordination of classrooms in kindergarten

Apr 2018 - Feb 2020

English Teacher - Kindergarten

New Zealand Pacific School
May 2017 - Dec 2017
Team & coworkers

Colleagues at ThetaRay

Other employees you can reach at thetaray.com. View company contacts for 247 employees →

FS Fernando Silió Cuesta Fernando Silió Cuesta Colleague at ThetarayMadrid, Community Of Madrid, Spain, Spain View → RH Roni Heiferman Roni Heiferman Colleague at ThetarayTel Aviv District, Israel, Israel View → LY Lior Yariv Lior Yariv Colleague at ThetarayTel Aviv District, Israel, Israel View → NM Netty Meiroff Netty Meiroff Colleague at ThetarayNew York, New York, United States, United States View → GP Gonen Pessah Gonen Pessah Colleague at ThetarayCenter District, Israel, Israel View → ST Shelly Tabero Shelly Tabero Colleague at ThetarayIsrael, Israel View → BG Ben Golan Ben Golan Colleague at ThetarayHolon, Tel Aviv District, Israel, Israel View → AH Aiman Hamze Aiman Hamze Colleague at ThetaraySakhnin, North District, Israel, Israel View → KR Kateryna Romanchuk Kateryna Romanchuk Colleague at ThetarayUkraine, Ukraine View → ÁF Álvaro Francisco Ruiz Cornejo Álvaro Francisco Ruiz Cornejo Colleague at ThetarayMadrid, Community Of Madrid, Spain, Spain View →
2 education records

Serena Bortnik education

FAQ

Frequently asked questions about Serena Bortnik

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

What company does Serena Bortnik work for?

Serena Bortnik works for ThetaRay.

What is Serena Bortnik's role at ThetaRay?

Serena Bortnik is listed as HR and Organizational Development Specialist at ThetaRay.

What is Serena Bortnik's email address?

AeroLeads has found 1 work email signal at @thetaray.com for Serena Bortnik at ThetaRay.

Where is Serena Bortnik based?

Serena Bortnik is based in Madrid, Community Of Madrid, Spain while working with ThetaRay.

What companies has Serena Bortnik worked for?

Serena Bortnik has worked for Thetaray, Profesional Independiente, Calm Es Simple., Oxford High School, and Dar Es Dar.

Who are Serena Bortnik's colleagues at ThetaRay?

Serena Bortnik's colleagues at ThetaRay include Fernando Silió Cuesta, Roni Heiferman, Lior Yariv, Netty Meiroff, and Gonen Pessah.

How can I contact Serena Bortnik?

You can use AeroLeads to view verified contact signals for Serena Bortnik at ThetaRay, including work email, phone, and LinkedIn data when available.

What schools did Serena Bortnik attend?

Serena Bortnik holds Psicopedagogía, Psicología Educativa from Universidad Nacional De San Martín.

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