Java, Kotlin, Nfc, Smartcards, Trusted execution environments, Cross-process communication in Android, Hardware integration on Android, Large-scale application design and architecture

Java, PostgreSQL, Kafka, Spring Boot, Sql, Nosql, Rabbitmq, Docker, MySQL, Kubernetes, Event-driven APIs, EKS, GRPC, GitHub Actions, MCP

Java, Distributed Systems, Python, AWS, Go, production-grade system design, PCI-DSS

Typescript, PostgreSQL, Kotlin, AWS, TimeScaleDB

domain driven design , Java, Orchestration, Spring Boot, Kotlin, Data Warehousing, Fault Tolerance, Microservices, Spring, Docker, Kubernetes, Service-to-service communication, Authentication and authorization mechanisms, Secure coding practices, Customer Segmentation, A/B testing frameworks, Data pipelines, Analytics platforms, Event-driven architectures, Analytics tools

Java, Cloud Infrastructure, Typescript, Python, Sql, Asynchronous processing, Go, Data-intensive applications, Complex data models

Java, Apis, Version Control Systems, Automated Testing, Spring, messaging systems, CI CD pipelines, data persistence, containerized environments

Java, Devops, Agile Methodologies, Reactjs, AWS Glue, Restful Apis, Python, Etl, SHIP-HATS, Ivalua SaaS

Java, Express, Vue, PostgreSQL, Spring Boot, Node.js, Mssql, Sql, Angular, Nosql, React, Typescript, Javascript, DevSecOps, FastAPI, MongoDB, Python, Next.js

Java, Linux, Python, Microservices, AI tooling