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Jason Dinh

Available for WorkLet's Connect 💬

I'm a software developer with four years of experience. I specialize in crafting Java APIs and designing

various UIs

.

Work Experience

Growth Guild Group LLC
Founder & Managing Partner

Aug 2025 - Present

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Frisco, TX

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Full-Time

• Identified operational bottlenecks and implemented automated solutions to cut cost and improve conversion rates.

• Built automation and CRM infrastructure used to generate leads, manage pipelines, and automate partner follow-up

• Conversational AI workflows that boosted conversion rates for partners.

• Set record revenue months for established clients through strategic overhauls.

• Optimized ad campaigns to cut ad spend by 50% while increasing and improving conversion rates.

Cigna
Software Engineering Lead Analyst

Aug 2023 - Apr 2025 (1 yr, 9 mo)

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Plano, TX

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Full-time

• Designed, implemented, tested and deployed RESTful APIs with Spring Boot and Java to support conversational AI handling 16,000+ monthly IVR phone sessions.

• Leveraged Kore.ai platform for NLP and custom-trained embeddings for domain-specific intent recognition.

• Led A/B testing for conversational flows via iterative prompt engineering, intent disambiguation, and fallback handling with high success rate for 500+ intent utterances.

• Partnered with product, business, cross-functional dev teams to refine project requirements, identifying optimization opportunities in intent recognition, dialog flows, and reducing latency.

• Collaborated with business and cross-functional teams to monitor and identify optimization opportunities to improve caller containment rates.

• Contributed to multiple new features and improvements helping our team earn the 2024 Cigna Velocity Award for completing our projects 4 months ahead of schedule.

Brooksource
Software Developer

Nov 2022 - Aug 2023 (10 mo)

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Remote

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Contract

• Collaborated with cross-functional dev teams to migrate legacy Java codebase to consume entity APIs across all of our services, resulting in full-time conversion with Cigna after 9 months.

• Monitored and queried for logs in SQL Oracle and MongoDB database to identify root causes and fixes for errors/exceptions. Maintaining an error rate below 0.7% for our services.

• Coordinated with offshore team members in on-call rotations to provide 24/7 support and provide release validations.

HCL Technologies
Application Support Engineer

Dec 2021 - Nov 2022 (1 yr)

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Frisco, TX

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Full-Time

• Provided technical support for Verizon’s Point of Sale (PoS) service, resolving incidents and service requests within agreed SLAs.

• Participate in on-call rotations, guaranteeing 24/7 support availability to support releases and address incoming tickets.

Recent Posts

Aug 13, 2025
4 min read

Learn how to integrate Auth0 with Java Spring Boot to secure your APIs and applications.

JavaSpring BootAPI+3 more