Anthony Espinoza

Founder

Port St Lucie, Florida, United States14 yrs experience

Key Highlights

Founded a global dance ecosystem with AI features.
Led cross-platform BLE fitness platform improving efficiency.
Delivered high-performance mobile analytics SDK.

Stackforce AI infers this person is a SaaS and HealthTech expert with a strong focus on mobile development and real-time data systems.

Contact

Skills

Core Skills

Android DevelopmentKotlinAwsFirebase

Other Skills

AWS CognitoAWS IoT CoreAWS LambdaAgile ScrumAndroid EspressoAndroid JetpackAndroid StudioBigQueryBitbucketClassificationClear ThinkerCloud StorageContinuous Integration and Continuous Delivery (CI/CD)CoroutinesCritical Thinking

About

Anthony Espinoza Lead Software Engineer | Android & Cross-Platform Apps | Kotlin, Swift, React | IoT, BLE & Real-Time Data I’m a software engineer with 9+ years of experience designing and building scalable mobile ecosystems across Android, iOS, and Web. My specialty lies in real-time data systems, IoT/BLE connectivity, and high-performance mobile architecture—delivering apps that consistently boost efficiency, engagement, and business impact. Highlights of my work include: 🚀 Performance & Efficiency: Delivered 30% higher operational efficiency and 25% faster app performance at Charter. 📱 Cross-Platform Leadership: Founded and engineered DanceLink, a global dance ecosystem unifying Android, iOS, and Web with AI-powered event discovery and partner matching. 💡 IoT & Real-Time Analytics: Led Topmate, a BLE fitness platform streaming biometric data via AWS IoT Core & Kinesis—cutting sync latency 25% and extending battery life 25%. 🛠 Modern Tech Stack: Kotlin, SwiftUI, React Native, Jetpack Compose, Firebase, AWS, Google Cloud, and scalable CI/CD pipelines. I excel at software design, debugging, performance optimization, and technical leadership. My passion is transforming complex requirements into elegant, reliable applications that scale globally. 🔗 Always open to connecting on software engineering opportunities, collaborations, or innovative projects.

Experience

Dancelink.app

Founder & Lead Software Engineer – DanceLink

May 2025 – Present · 11 mos · Port St Lucie, Florida, United States · On-site

Founded and engineered DanceLink—comprehensive dance ecosystem with AI-powered event
discovery, real-time partner matching, premium subscriptions. Built from zero using Kotlin/Compose,
SwiftUI, and React.js with Firebase backend. Delivered 50% conversion improvement, 65% cost
reduction, 40% faster matching through intelligent algorithms.
Architected complete DanceLink ecosystem across Android (Kotlin/Compose), iOS (SwiftUI), and
Web (React.js) with Firebase backend—implementing AI-powered event discovery, real-time
partner matching, premium subscription billing, and global location services supporting 80+
countries.
Designed AI agent-powered event discovery to solve industry fragmentation (inconsistent APIs,
mislabeled metadata, missing dance keywords), ensuring users only see accurate and relevant
dance events worldwide.
Built comprehensive event discovery platform integrating Dance Events API, Eventbrite API, and
Google Custom Search with real-time caching and intelligent fallback systems—enabling discovery
across 5 continents with smart postal code validation.
Developed advanced partner matching system with bilateral algorithms, real-time notifications,
event-based compatibility scoring, and automatic chat creation—reducing matching time by 40%
and increasing engagement by 60%.
Implemented enterprise-grade features including real-time chat with typing indicators, video
upload/compression using Media3, glassmorphism UI with Material 3, international postal code
support, and comprehensive security with Firebase App Check—delivering 45% performance
improvement and 70% API call reduction.

Android DevelopmentKotlinGoogle CloudGoogle MapsMapboxHilt

Topmate.io

Lead Software Engineer

May 2023 – Apr 2025 · 1 yr 11 mos · Port St Lucie, Florida, United States · Remote

Led cross-platform BLE fitness ecosystem (Android, iOS, Web) with AWS IoT Core + Kinesis streaming
and AI agent coaching. Improved latency (-25%), battery (-25%), and ops efficiency (+30%), boosting
engagement and scaling to thousands of users in real time.
I led a cross-platform BLE-powered fitness ecosystem with real-time analytics, wearable
integration, and AI-driven feedback.
Kotlin (Compose), SwiftUI, and React.js powered device sync, dashboards, and AI coaching, while
AWS IoT Core + Kinesis streamed biometric data securely.
The code enabled seamless device pairing, reduced sync latency, optimized battery, and scaled live
analytics with personalized AI training insights.
We improved cloud efficiency by 30%, boosted retention with real-time insights, and scaled reliably
to thousands of concurrent users.
I unified mobile, web, and cloud delivery, mentored a 5-person team, and drove AI features from
concept to launch, ensuring measurable user and business impact.

AWS LambdaBitbucketDebuggingSQLiteFirebaseJava+29

Charter communications

Software Engineer IV - Android Engineer

Sep 2022 – Apr 2023 · 7 mos · Denver, Colorado, United States · Remote

A high-performance mobile analytics SDK for tracking app usage and optimizing event data handling.
Integrated Firebase SDK + BigQuery for analytics processing and reporting.
Kotlin, Java, and Android SDK for SDK development.
Implemented Kotlin Coroutines and WorkManager for efficient background processing and task scheduling.
Firebase SDK for real-time analytics collection and BigQuery for large-scale data analysis.
Enabling real-time tracking and analytics for mobile applications.
Processing and storing analytics data using Google Cloud for scalability.
Reduced data transmission costs by 30% while maintaining real-time accuracy.
Improved background task efficiency by 40%.
Achieved a 25% performance boost by migrating from Java to Kotlin.
Ensured seamless SDK integration into various mobile applications.
Reduced SDK-related crashes by 35% through optimized data handling and debugging.

BitbucketDebuggingSQLiteGoogle CloudFirebaseJava+27

Enhance it

2 roles

Senior Android Developer

Promoted

Feb 2020 – Sep 2022 · 2 yrs 7 mos · Atlanta, Georgia, United States · On-site

Testimony Share: A social media app for user-generated testimonials with secure payments.
Integrated Firebase Auth + Firestore for secure authentication and data storage.
Firebase Authentication and OAuth for user login.
Google Places API for location-based testimonials.
Firestore for real-time testimonial data storage.
Increased user retention by 25% by optimizing UI/UX, leveraging Jetpack Compose (2021+), Firestore, and Cloud CDN to improve interactivity and real-time content delivery.
Reduced payment transaction errors by 30%.
Telquel Magazine App: A digital magazine platform with multimedia content and subscriptions.
Leveraged Cloud Storage + Cloud CDN for content delivery and caching.
Kotlin for refactoring Java code.
Dagger 2 (2018-2020) → Hilt (2020+) for dependency injection.
Cloud Storage for managing large multimedia content and Cloud CDN for optimized delivery.
Increased user engagement by 40%.
Reduced app crashes by 20%.

AWS LambdaBitbucketDebuggingSQLiteGoogle CloudFirebase+26

Android Developer

May 2016 – May 2018 · 2 yrs · Atlanta, Georgia, United States · On-site

SmartAccess Technologies: A BLE-powered smart access control solution.
Utilized AWS Cognito + Lambda for secure authentication and access management.
Dagger2 for dependency injection.
Android XML Layouts & View-based UI
AWS Cognito for user authentication and Lambda for event-driven access control.
Improved security by 50%.
Increased user satisfaction by 15%.
Tehillim: A personalized daily prayer application.
Integrated Firebase Realtime Database for synchronized user preferences.
Firebase Realtime Database for dynamic prayer content.
Implemented FragmentManager & Intent-based Navigation for UI Flow Management.
Increased engagement by 25%.
Reduced app crashes by 20%.

AWS LambdaPhotographic MemoryDebuggingSQLiteGoogle CloudFirebase+36

Tutor doctor

Math Tutor

May 2015 – Aug 2015 · 3 mos · Port St Lucie, Florida, United States · Remote

Tutored college and high school students in advanced mathematics, including Statistics, Calculus (Levels 1-3), Differential Equations, College Algebra, Pre-Calculus, and Trigonometry.
Increased student test scores by 25%-40% by developing personalized learning plans tailored to individual learning styles.
Achieved a 100% perfect exam score for a student by breaking down complex mathematical concepts into digestible lessons.
Boosted student confidence in problem-solving by incorporating interactive and engaging tutoring techniques, leading to long-term retention of concepts.

Emotional Intelligence

Anthony espinoza solo ads

Internet Marketer

May 2010 – May 2016 · 6 yrs

Increased email open rates by 35% through targeted segmentation and A/B testing in email marketing campaigns.
Boosted affiliate sales by 50% by optimizing landing pages and improving conversion funnels for ClickBank and Solo Ads.
Reduced ad spend by 30% while increasing ROI by implementing data-driven ad tracking strategies.
Grew an email list by 20,000+ subscribers in 6 months using optimized funnels and strategic lead magnets.

Emotional Intelligence