Iván Carsen
@ivancarsen
Bilingual Fintech CX specialist optimizing AI models and customer onboarding.
What I'm looking for
I am a bilingual Fintech professional with over two years' experience in high-volume online customer service and AI training. I have refined AI model behavior using RLHF, performed real-time evaluations and prompt engineering, and managed regional onboarding and identity validation across multiple Latin American markets while consistently exceeding KPIs and CSAT targets.
I hold a B.A. in Business Administration (Cum Laude) and a Diploma in Capital Markets, Fintech & Crypto, and I achieved full English proficiency through an IELTS C1 certification and two years working in Australia. I bring regulatory awareness, accuracy handling 120+ daily cases via Salesforce, and a commitment to ethical, legally compliant AI development.
Experience
Work history, roles, and key accomplishments
Software Validation - AI Trainer
Data Annotation
Sep 2025 - Present (5 months)
Refined AI model behavior through RLHF and prompt engineering to improve linguistic accuracy and ensure legal and ethical compliance for major tech companies.
Working Holiday Participant
Working Holiday Visa
Aug 2023 - Aug 2025 (2 years)
Completed a two-year international work program in Australia, gaining multicultural work experience and achieving full English proficiency (IELTS C1, 7.0).
Onboarding Agent - CX Agent
Ualá
Mar 2021 - Dec 2022 (1 year 9 months)
Managed regional onboarding and identity validation across AR, MX, and CO, exceeding KPIs and CSAT while resolving 120+ cases daily via Salesforce.
Education
Degrees, certifications, and relevant coursework
Universidad del Este La Plata
Diploma, Capital Markets, Fintech & Crypto
2023 - 2023
Completed a Diploma program focused on Capital Markets, Fintech and Crypto.
IELTS
IELTS Certificate, English Language Proficiency
2023 - 2023
Grade: 7.0 (C1)
Achieved an overall IELTS score of 7.0, corresponding to C1 level English proficiency.
University of Buenos Aires
Bachelor of Arts, Business Administration
2017 - 2022
Grade: 7.7/10 (Cum Laude)
Completed a Bachelor of Arts in Business Administration with a GPA of 7.7/10 and Cum Laude distinction.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
Interested in hiring Iván?
You can contact Iván and 90k+ other talented remote workers on Himalayas.
Message IvánFind your dream job
Sign up now and join over 100,000 remote workers who receive personalized job alerts, curated job matches, and more for free!
