Juan Andres Lajara
Sr. Sales Engineer | Building Trusted Partnerships
- Role
- Senior Sales Engineer at Stack Overflow
- Location
- Austin, TX, US
- LinkedIn followers
- 500 followers
About Juan Andres Lajara
Highly experienced Solutions Engineer with over 8 years of technical/functional solutions consulting and software development experience within enterprise environments. Demonstrated expertise in guiding large-scale application projects and providing strategic solutions to meet customer needs. Adept at fostering relationships with C-suite and technical leadership to become a trusted advisor. Passionate about understanding what a customer is trying to achieve rather than pre-supposing solutions.Career Highlights• Led clients through the entire business transformation process, including requirements collection (Interviews, Presentations, Surveys, Demos,POCs), use case design (InVision,Visio, Draw.IO), product deployment (Technical/Business Training & Documentation), UAT, go-live, transition to support, and custom integrations (RDBMS, Oracle & MSSQL Databases, Postman/Newman, APIs, Stress Testing, Swagger & Regression Testing). Solving these challenges for multinational organizations (The Travelers, Tokio Marine, IRB, The Hartford) while collaborating with colleagues across 4 continents (Slack, Zoom, Box, MS Office 360).• Signed the largest contract in the RMS(one) platform history, by coding & designing customized solutions to accelerate the delivery of value to the client (API Integrations, Postman/Newman, VBA, SaaS, RStudio, Jupyter Notebooks, SQL Server, custom workarounds, RMS: applications and programming languages). Establishing a trusted client relationship and being branded the subject matter expert in APIs and systems integration.• Presented & demoed platform solutions and scientific modeling methodologies in both a large conference setting (>50 people), pre- sales setting, and one on one meetings for business leaders, executives, colleagues and industry regulators (proof of concept integrations, tooling, and workflows).
Experience
Senior Sales Engineer
Dec 2025 — Present · Austin, TX, US
Designed and deployed agentic AI workflows using RAG pipelines and MCP servers to surface trusted, up-to-date enterprise knowledge, directly enabling faster technical decision-making for clients.Leveraged AI tools (Claude, LLMs, Vector Databases) for rapid problem-solving, research intelligence, and demo prototyping.
Education
The University of Texas at Austin
Full Stack Developer, Computer Science
2020 — 2020
Florida International University
Bachelor of Business Administration (BBA), Finance
2011 — 2013
Miami Dade College
Associate's degree, Accounting and Finance
2009 — 2011
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