Open to Opportunities

Eulardi Tanseco
Client Integration & Success

Proven track record of owning complex, technical customer relationships end to end — across pre-sales discovery, solution design, and production go-live.

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13+
Years in FinTech
25+
Enterprise Clients Served
$500K
Revenue / Quarter
Career History

Work Experience

A track record built across customer-facing roles in the financial technology space.

Client Integration & Implementation Manager
Apr 2024 – Feb 2026
GLMX · New York City
Acted as key liaison between institutional clients and internal teams, representing the client perspective in product design and enhancement planning. Guided clients through the end-to-end integration lifecycle — onboarding, account setup, and file/API connectivity across FIX, XML, and JSON-based workflows. Coordinated new API releases and UAT with Sales, Product, and Support, and documented technical procedures to increase team operational efficiency.
API Integration FIX / XML / JSON UAT Client Onboarding Cross-functional
Customer Success Manager
Feb 2014 – Mar 2024
OSTTRA / TriOptima · New York City
Coordinated delivery of TriOptima's margin service to 25+ asset management clients, with the team directly involved in revenue generation of $500K/quarter in 2022. Served as technical expert in marketing demonstrations for new and existing clients. Brought deep financial product exposure across equities, interest rates, currencies, credit, and commodities, with adept quantitative skills in derivatives pricing and risk calculations.
Account Management Derivatives Revenue Growth Pre-sales Margin Services
Fixed Income Operations
Jan 2013 – Jan 2014
DTCC · Jersey City, NJ
Provided operational support for the Fixed Income Clearing / Government Securities Division. Automated business workflows to increase efficiency and consistency across clearing operations.
Fixed Income Workflow Automation Government Securities Operations
Impact & Wins

Key Accomplishments

Measurable results that define the value I bring to a team.

💰
$500K
Quarterly Revenue Impact
Directly involved in revenue generation of $500K/quarter at OSTTRA/TriOptima in 2022 through proactive client delivery and retention.
🤝
25+
Enterprise Clients Managed
Coordinated delivery of margin services to 25+ institutional asset management clients across global financial markets.
⚙️
End-to-End
API Integration Ownership
Guided institutional clients through full integration lifecycles — onboarding, UAT, validation, and go-live — across FIX, XML, and JSON workflows.
📊
Multi-Asset
Financial Product Expertise
Deep exposure across equities, interest rates, currencies, credit, and commodities — with hands-on quantitative skills in derivatives pricing and risk.
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3
Professional Certifications
Earned certifications in Data Engineering Foundations, Python for Data Science & AI, and Google Data Analytics — all via Coursera.
⚡
13+ Yrs
FinTech Track Record
Consistent career progression across DTCC, OSTTRA/TriOptima, and GLMX — owning complex, technical client relationships at every stage.
Expertise

Skills & Tools

Core competencies developed across customer-facing FinTech roles.

Technical Skills
Python SQL Tableau PowerBI FIX Protocol XML / JSON APIs
Tools & Platforms
Asana Zendesk
Client Success & Integration
End-to-End Onboarding API Integration UAT Management Account Management Technical Documentation Playbook Development
Financial Domain
Financial Derivatives Derivatives Pricing Fixed Income Equities FX & Rates Margin Services
Certifications
Six Sigma Green Belt Google Data Analytics Python for Data Science & AI Data Engineering Foundations
Soft Skills
Stakeholder Communication Cross-functional Collaboration Pre-sales Support Process Optimization Written Documentation
Let's Connect

Open to New Opportunities

If you're looking for a customer success or onboarding leader with a deep FinTech background, I'd love to connect.

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