Available to hire
Hi, I’m Deepak Sameer Shaik, a Java Full Stack Developer with 5+ years of experience building scalable microservices and responsive UIs using Java 17+, Spring Boot, React.js, and Kafka across AdTech, FinTech, and commerce domains. I enjoy turning complex problems into reliable software and continuously optimizing performance, security, and user experience.
I’m passionate about cloud-native deployment, CI/CD automation, and secure integrations (Meta Pay, Stripe) within Agile teams. I thrive on delivering high-availability systems, real-time data processing, and data-driven features that improve engagement and ROI, while maintaining compliance with GDPR/CCPA and industry standards.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Software Engineer at Meta – Ray-Ban & Oakley Smart Glasses
June 1, 2024 - PresentDeveloped and launched a real-time AdTech monetization system for Meta Smart Glasses using Java, Kafka, and Spring Boot, enabling voice-activated, AI-personalized ad experiences that increased ad click-through rates by 22% and contributed $3.2M to campaign ROI. Built secure in-glass shopping APIs integrating Meta Pay and Amazon checkout services that increased purchases by 19% and reduced purchase time by 35%. Engineered scalable telemetry pipelines with Kafka and gRPC to stream user interactions, improving ad personalization and relevance. Designed and maintained backend microservices for 2M+ concurrent users and deployed containerized services with Docker and Kubernetes, achieving 99.99% uptime and zero-downtime rollouts. Implemented secure authentication complying with GDPR and CCPA. Built dynamic React.js and TypeScript components for the companion app improving product interaction by 40%. Integrated real-time monitoring reducing incident response time by 60%. Conducted ad performa
Software Engineer - Full Stack at Shopify - Shopify Capital Expansion
June 30, 2024 - July 18, 2025Contributed to scalable Java microservices supporting Shopify Capital’s loan and credit offerings, improving disbursement reliability and reducing loan processing times by 20% for 10K+ merchants. Integrated payment APIs from WebBank and Stripe Treasury improving transaction accuracy and reducing payout failures. Built React.js dashboards with GraphQL increasing self-service by 40% and reducing support queries by 18%. Developed backend services in Java 17 and Spring Boot for loan underwriting and credit workflows. Applied asynchronous processing with Kafka and event-driven architecture. Ensured secure API authentication with OAuth 2.1 and Spring Security compliant with PCI-DSS, SOC2, and GDPR. Created UI components using Angular and Shopify Polaris. Deployed containerized services on GKE with GitHub Actions CI/CD automation. Managed data storage and caching with MySQL and Redis. Collaborated in Agile sprints with QA, DevOps, and partner banks to continuously improve cloud infrastructu
Junior Full Stack Developer at Wipro Limited
June 30, 2022 - July 18, 2025Assisted in developing RESTful APIs for real-time integration between MDM platforms and external systems ensuring data consistency. Contributed to creation of microservices with Spring Boot and Spring Cloud reducing system latency by 40%. Supported deployment of cloud-native solutions on AWS ensuring high availability and security. Built data pipelines using Apache Camel for real-time synchronization improving operational efficiency. Improved data accuracy by 30% across 30+ systems supporting analytics and IT operations. Analyzed and implemented data governance workflows aligned with GDPR. Developed web components and assisted UI/UX modernization with Node.js. Supported containerization of microservices with Docker and Kubernetes to enhance deployment flexibility. Used Git for version control and participated in knowledge sharing within the team.
Software Engineer at Meta – Ray-Ban & Oakley Smart Glasses
June 1, 2024 - PresentDeveloped and launched a real-time AdTech monetization system on Meta Smart Glasses using Java, Kafka, and Spring Boot, increasing ad click-through rate by 22% and contributing $3.2M to campaign ROI. Built secure in-glass shopping APIs integrating Meta Pay and Amazon checkout services to boost purchases by 19% and reduce purchase time by 35%. Engineered scalable telemetry pipelines with Kafka and gRPC to enhance AI ad personalization, raising ad relevance scores by 27%. Designed backend microservices supporting over 2 million concurrent users with low latency. Automated container deployments using Docker, Kubernetes, GitHub Actions, and Helm, achieving 99.99% uptime with zero downtime rollouts. Implemented secure OAuth 2.0 and JWT authentication for payment APIs compliant with GDPR and CCPA. Developed React.js and TypeScript mobile app components improving AI-powered product recommendations by 40%. Enhanced system observability via Prometheus, Grafana, and OpenTelemetry, cutting incide
Software Engineer - Full Stack at Shopify - Shopify Capital Expansion
June 1, 2024 - August 4, 2025Contributed to scalable Java microservices supporting Shopify Capital’s loan and credit offerings, improving disbursement reliability and reducing loan processing times by 20% for over 10,000 merchants. Integrated payment APIs from WebBank and Stripe Treasury with REST and OAuth 2.0, decreasing payout failures by 32% and ensuring 99.9% transaction accuracy. Developed React.js dashboards with GraphQL for real-time merchant credit insights, raising self-service engagement by 40% and cutting support queries by 18%. Built backend services for credit scoring, underwriting, and auto-repayment workflows using Java 17 and Spring Boot 3. Implemented asynchronous processing with Apache Kafka and event-driven architecture to manage loan lifecycle states. Applied OAuth 2.1 and Spring Security for PCI-DSS, SOC2, and GDPR compliant authentication. Created UI components using Angular, Shopify Polaris, and Apollo GraphQL to enhance user experience and admin efficiency. Managed containerized deployme
Junior Full Stack Developer at Wipro Limited
June 1, 2022 - August 4, 2025Assisted in developing RESTful APIs for real-time integrations between MDM platform and external systems, improving data consistency and reducing integration time. Supported microservices development with Spring Boot and Spring Cloud, reducing latency by 40% and boosting platform performance. Developed cloud-native solutions on AWS to ensure availability and security. Built real-time data synchronization pipelines using Apache Camel to improve operational efficiency. Enhanced data accuracy by 30% across more than 30 systems. Analyzed and implemented data governance workflows compliant with GDPR. Developed web UI components using HTML and supported legacy system migration with Node.js. Assisted containerization of microservices with Docker and Kubernetes to increase deployment flexibility and reliability. Used Git for version control and fostered knowledge sharing to enhance team problem solving.
Software Engineer at Meta – Ray-Ban & Oakley Smart Glasses
June 1, 2024 - PresentDeveloped and launched a real-time AdTech monetization system using Java, Kafka, and Spring Boot that enabled voice-activated, AI-personalized advertising, increasing CTR by 22% and generating $3.2M ROI across Meta platforms. Built secure shopping APIs integrating Meta Pay and Amazon checkout services, enhancing commerce flows and boosting smart glasses purchases by 19% while reducing purchase time by 35%. Engineered scalable telemetry pipelines with Kafka and gRPC for improved ad personalization, raising relevance scores by 27%. Designed backend microservices supporting over 2 million concurrent users with optimized response times. Deployed containerized services with Docker and Kubernetes incorporating CI/CD automation for 99.99% uptime and zero-downtime global feature rollouts. Implemented secure OAuth 2.0 and JWT authentication complying with GDPR and CCPA. Created dynamic React.js and TypeScript components for companion apps, improving product interactions by 40%. Integrated real-
Software Engineer - Full Stack at Shopify - Shopify Capital Expansion
June 1, 2024 - August 4, 2025Contributed to scalable Java microservices for Shopify Capital’s loan and credit offerings, improving disbursement reliability and reducing loan processing time by 20% for over 10,000 merchants. Integrated payment APIs from WebBank and Stripe Treasury with OAuth 2.0, reducing payout failures by 32% and achieving 99.9% transaction accuracy. Developed React.js dashboards with GraphQL for real-time credit visibility, increasing self-service engagement by 40% and reducing support queries by 18%. Built backend services for loan underwriting, credit scoring, and auto-repayment workflows using Java 17 and Spring Boot 3. Implemented event-driven architectures with Apache Kafka and asynchronous processing for real-time loan lifecycle management. Employed OAuth 2.1 and Spring Security to ensure PCI-DSS, SOC2, and GDPR compliance. Created UI components with Angular, Shopify Polaris, and Apollo GraphQL, improving user experience and admin efficiency. Deployed containerized services on GKE with C
Junior Full Stack Developer at Wipro Limited
June 1, 2022 - August 4, 2025Assisted in developing RESTful APIs for real-time integration between Master Data Management (MDM) platforms and external systems like CRM and billing, improving data consistency and integration time. Supported microservices creation using Spring Boot and Spring Cloud to enhance system scalability and reduce latency by 40%. Developed cloud-native solutions on AWS for high availability and security of MDM platforms. Built data pipelines with Apache Camel for real-time synchronization, improving operational efficiency. Improved data accuracy by 30% across multiple systems, supporting high-quality analytics and IT operations. Analyzed and implemented data governance workflows in compliance with GDPR and other regulations. Developed web components with HTML and assisted legacy system migration using Node.js. Supported containerization using Docker and Kubernetes for deployment flexibility and reliability. Utilized Git for version control and contributed to knowledge sharing in the team.
Software Engineer at Meta – Ray-Ban & Oakley Smart Glasses
June 1, 2024 - PresentDeveloped and launched a real-time AdTech monetization system using Java, Kafka, and Spring Boot; enabled voice-activated, AI-personalized ad experiences with a 22% CTR increase and $3.2M campaign ROI. Built secure in-glass shopping APIs integrating Meta Pay and Amazon checkout, boosting smart glasses purchases by 19% and reducing purchase time by 35%. Engineered a scalable telemetry pipeline via Kafka and gRPC to stream user interactions, enhancing ad personalization. Designed backend microservices with Java 17+, Spring Boot, and Redis to support 2M+ concurrent users. Deployed Docker/Kubernetes-based services with GitHub Actions and Helm, achieving 99.99% uptime and zero-downtime rollouts. Implemented OAuth 2.0, JWT, and OpenID Connect for Meta Pay APIs and sessions, ensuring GDPR/CCPA compliance. Built React/TypeScript components for the mobile companion app, delivering AI-driven product recommendations. Integrated Prometheus, Grafana, and OpenTelemetry for observability, reducing in
Software Engineer - Full Stack at Shopify
June 1, 2024 - September 11, 2025Contributed to scalable Java microservices powering Shopify Capital loans and credit offerings, improving disbursement reliability and reducing loan processing time by 20% for 10K+ merchants. Integrated WebBank and Stripe Treasury APIs via REST and OAuth 2.0, reducing payout failures by 32% and achieving 99.9% transaction accuracy. Built React dashboards with GraphQL for real-time merchant credit visibility, increasing self-service engagement by 40% and reducing support queries by 18%. Developed backend services in Java 17 and Spring Boot 3 for underwriting, credit scoring, and auto-repayment workflows across distributed systems. Implemented asynchronous processing using Apache Kafka and event-driven architecture for loan lifecycle management. Secured APIs with OAuth 2.1 and Spring Security to meet PCI-DSS, SOC2, and GDPR standards. Created UI components with Angular, Shopify Polaris, and Apollo GraphQL to improve user/admin experience. Deployed on Docker/Kubernetes (GKE) with GitHub A
Junior Full Stack Developer at Wipro Limited
June 1, 2022 - September 11, 2025Assisted in building RESTful APIs for real-time integration between the MDM platform and external systems (CRM, billing, partner management), ensuring data consistency and reduced integration time. Contributed to Spring Boot microservices and Spring Cloud for improved scalability and latency reduction. Built cloud-native solutions on AWS, enabling high availability and security. Created data pipelines using Apache Camel for real-time synchronization, improving data accuracy across 30+ systems. Implemented GDPR-aligned data governance workflows and migrated legacy UI to modern web components using Node.js. Supported Docker/Kubernetes containerization for reliable deployments and participated in knowledge-sharing sessions to uplift team capabilities.
Education
Master of Computer Science at Florida Institute of Technology
January 1, 2015 - December 31, 2016Master of Computer Science at Florida Institute of Technology
January 11, 2030 - August 4, 2025Master of Computer Science at Florida Institute of Technology
January 11, 2030 - August 4, 2025Master of Computer Science at Florida Institute of Technology
January 11, 2030 - September 11, 2025Qualifications
Industry Experience
Software & Internet, Financial Services, Consumer Goods, Media & Entertainment, Professional Services, Retail, Other
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Hire a Full Stack Developer
We have the best full stack developer experts on Twine. Hire a full stack developer in San Francisco today.