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I am a Senior Software Engineer and AI Engineer with over 8 years of experience building web, mobile, and AI-powered solutions across sports betting, SaaS platforms, and enterprise applications. I specialize in MERN stack, Spring Boot, React Native, and Kotlin, with hands-on experience integrating AI/ML into real-world products. I design and implement microservices and event-driven, cloud-native systems for real-time applications, delivering robust, scalable solutions. I collaborate with cross-functional teams to boost product reliability, performance, and personalized user experiences through AI-driven insights.…I am a Senior Software Engineer and AI Engineer with over 8 years of experience building web, mobile, and AI-powered solutions across sports betting, SaaS platforms, and enterprise applications. I specialize in MERN stack, Spring Boot, React Native, and Kotlin, with hands-on experience integrating AI/ML into real-world products. I design and implement microservices and event-driven, cloud-native systems for real-time applications, delivering robust, scalable solutions. I collaborate with cross-functional teams to boost product reliability, performance, and personalized user experiences through AI-driven insights.

Roland Odei Gutierrez

Full Stack Developer, AI Developer, Cloud Developer, +7

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I am a Senior Software Engineer and AI Engineer with over 8 years of experience building web, mobile, and AI-powered solutions across sports betting, SaaS platforms, and enterprise applications. I specialize in MERN stack, Spring Boot, React Native, and Kotlin, with hands-on experience integrating AI/ML into real-world products. I design and implement microservices and event-driven, cloud-native systems for real-time applications, delivering robust, scalable solutions. I collaborate with cross-functional teams to boost product reliability, performance, and personalized user experiences through AI-driven insights.…I am a Senior Software Engineer and AI Engineer with over 8 years of experience building web, mobile, and AI-powered solutions across sports betting, SaaS platforms, and enterprise applications. I specialize in MERN stack, Spring Boot, React Native, and Kotlin, with hands-on experience integrating AI/ML into real-world products. I design and implement microservices and event-driven, cloud-native systems for real-time applications, delivering robust, scalable solutions. I collaborate with cross-functional teams to boost product reliability, performance, and personalized user experiences through AI-driven insights.

Available to hire

I am a Senior Software Engineer and AI Engineer with over 8 years of experience building web, mobile, and AI-powered solutions across sports betting, SaaS platforms, and enterprise applications. I specialize in MERN stack, Spring Boot, React Native, and Kotlin, with hands-on experience integrating AI/ML into real-world products.

I design and implement microservices and event-driven, cloud-native systems for real-time applications, delivering robust, scalable solutions. I collaborate with cross-functional teams to boost product reliability, performance, and personalized user experiences through AI-driven insights.

Skills

Experience Level

Expert

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Intermediate

Language

English

Fluent

Work Experience

Senior Software Engineer at ESPN BET

October 1, 2025 - October 1, 2025

Led cloud deployment across AWS Lambda, EC2, S3, RDS, and ECS to achieve high reliability and low-latency real-time processing. Migrated legacy REST APIs to modern gRPC services to support real-time betting operations and improve data throughput. Developed core sports betting backend using Java 21 and Spring Boot to power live wagers, promotions, and post-game settlements across multiple states. Designed AI-powered microservices for personalized recommendations, odds prediction, and bonus optimization. Built event-driven workflows with Python, Kafka, and Snowflake for real-time data synchronization. Implemented Loyalty and Bonus APIs using ML models to personalize offers. Implemented mobile betting features in Kotlin, supporting live odds, parlay bets, and push notifications. Mentored engineers in Java/Spring Boot, AI system design, microservices, and cloud deployment best practices.

Senior AI Engineer at Gcore

March 1, 2024 - March 1, 2024

Developed MERN stack microservices integrating AI inference for CDN caching, edge computing, and cloud analytics, handling real-time data streams. Built predictive ML models for traffic patterns, anomaly detection, and caching optimization using Python and TensorFlow. Implemented AI-driven automation pipelines for web scraping competitor networks and extracting actionable insights from real-time content metrics. Designed React dashboards to visualize AI system performance, scraped data, and user activity. Deployed and managed AI services on AWS and GCP using Docker and Kubernetes, ensuring smooth scaling, high availability, and low-latency processing. Applied AI algorithms to automate repetitive operational tasks, streamlining workflows and reducing manual intervention.

Senior Software Engineer at Manifest Prizes

September 1, 2021 - September 1, 2021

Developed MERN stack platform with React/React Native for web and mobile apps supporting rewards, memberships, giveaways, and promotions. Implemented OAuth-based API authentication to enhance security and streamline user access. Integrated multiple Shopify apps into the platform, improving store functionality and user experience. Built subscription and package management workflows with Node.js and MongoDB. Designed React Native mobile extensions, dashboards, and real-time notifications to enhance user engagement. Implemented AI-assisted features for giveaway selection, odds calculation, and personalized rewards recommendations. Monitored platform reliability and performance using AWS S3, EC2, RDS, CloudFront, and serverless components.

Software Engineer at SDLC Corp

February 1, 2020 - February 1, 2020

Developed MERN stack + Java Spring Boot web and mobile applications for fintech, gaming, healthcare, and logistics projects. Built backend APIs and microservices supporting client workflows, AI integrations, and real-time features. Developed React Native and Kotlin mobile apps, integrating cloud services and analytics pipelines. Contributed to cloud deployment, CI/CD pipelines, performance optimization, and debugging for live projects. Collaborated with cross-functional teams using Agile methodologies to deliver production-ready features.

Senior Software Engineer at ESPN BET

April 1, 2024 - October 1, 2025

Led cloud-native deployment across AWS Lambda, EC2, S3, RDS, and ECS, delivering highly available, low-latency real-time processing for live sports betting operations. Migrated legacy REST APIs to gRPC services, improving data throughput and reliability. Built core sports betting backend using Java 21 + Spring Boot to power live wagers, promotions, and post-game settlements. Designed and integrated AI/ML-powered microservices for personalized recommendations, odds prediction, and bonus optimization. Implemented event-driven data pipelines with Python, Kafka, and Snowflake to synchronize real-time sports and user data. Implemented Loyalty and Bonus APIs with ML-driven offers and secure RBAC. Enabled mobile betting features in Kotlin with live odds and push notifications.

Senior AI Engineer at Gcore

October 1, 2021 - March 1, 2024

Developed MERN stack microservices incorporating AI/ML inference for CDN caching, edge computing, and cloud analytics, handling real-time data streams. Built predictive ML models for traffic patterns, anomaly detection, and caching optimization using Python, TensorFlow, and PyTorch. Implemented AI-driven automation pipelines for web scraping competitor networks and extracting actionable insights from real-time content metrics. Designed interactive React dashboards to visualize AI system performance, scraped data, and user activity. Deployed AI services on AWS and GCP with Docker, Kubernetes, and serverless architectures for scalability and high availability. Applied machine learning algorithms to automate repetitive operational tasks, streamlining workflows and reducing manual intervention.

Senior Software Engineer at Manifest Prizes

April 1, 2020 - September 1, 2021

Developed Java + Spring Boot backend services powering the core rewards, membership, and giveaways systems, enabling seamless prize distribution. Built MERN stack microservices integrating AI/ML algorithms for personalized prize recommendations and predictive odds. Implemented OAuth2-based authentication and SSO to ensure secure, streamlined access for users and administrators. Designed subscription and package management workflows with Node.js + MongoDB, supporting scalable promotions and recurring rewards. Built React Native mobile applications and dashboards, including real-time notifications, to boost user engagement and retention. Created AI-driven automation features for giveaway selection, odds calculation, and personalized reward offers, increasing participation. Integrated third-party platforms, including Shopify apps and payment gateways, enhancing e-commerce and promotional functionalities. Managed cloud infrastructure using AWS services (S3, EC2, RDS, CloudFront, Lambda) to

Software Engineer at SDLC Corp

January 1, 2018 - February 1, 2020

Developed MERN stack and Java Spring Boot applications for enterprise clients, delivering scalable web and mobile solutions. Built backend APIs and microservices to support client workflows, AI/ML integrations, and real-time data processing. Designed and implemented React Native and Kotlin mobile apps, integrating cloud services, analytics pipelines, and push notifications for enhanced engagement. Implemented secure authentication and authorization using OAuth2, JWT, and RBAC across web and mobile applications. Contributed to cloud deployment and management using AWS services (EC2, S3, Lambda, RDS, ECS) and built CI/CD pipelines for continuous delivery. Developed AI/ML-powered features for predictive analytics, automation, and real-time insights, integrated across web and mobile applications. Optimized performance, scalability, and reliability of web and mobile applications through monitoring, logging, and load balancing in cloud environments.