Kanji Hara Neto
Verified Expert in Engineering
Software Engineer and Developer
Kissimmee, FL, United States
Toptal member since May 26, 2026
Kanji is a problem-solving engineer with 20+ years of experience designing and modernizing scalable cloud, data, AI, and enterprise software solutions. His expertise includes Java, Python, GCP, Azure, Snowflake, Kubernetes, microservices, distributed systems, and GenAI/LLM/RAG. He brings a strong track record of solving complex business and technical challenges while leading teams to deliver secure, high-performance systems at scale.
Portfolio
Experience
- Java - 20 years
- System Design - 20 years
- Enterprise Architecture - 15 years
- Google BigQuery - 10 years
- Python - 10 years
- Big Data - 10 years
- Google Cloud Platform (GCP) - 10 years
- Snowflake - 3 years
Preferred Environment
Google Cloud Platform (GCP), Java
The most amazing...
...thing I've developed was a solution for Google that was showcased at Google Cloud Next to demonstrate Data Catalog.
Work Experience
Enterprise Architect, Data Architect
https://www.lithia.com/lithia-and-driveway.htm
- Designed and implemented cloud-native architectures on Azure, enabling highly available and scalable systems supporting millions of users and transactions.
- Established architecture standards, governance, and best practices for cloud and data platforms.
- Designed and implemented enterprise LLM-based architectures for GenAI needs.
Staff Data Engineer, Staff Software Engineer
Ci&T
- Led the architecture and optimization of ETL processes to enable efficient data extraction, transformation, and loading for Lithia’s enterprise data ecosystem.
- Designed and implemented a high-performance Data Broker solution to retrieve data from Snowflake and expose it to eCommerce applications with minimal latency, while ensuring secure access and protection of production data.
- Led the advancement of the data solution by integrating Snowflake with Amplitude, enabling real-time KPI tracking and empowering data-driven decision-making across Lithia’s business units.
Tech Leader, Staff Software Engineer
Ci&T
- Led engineering efforts and site reliability initiatives for Kenvue's SAP Commerce Cloud platform. Ensured system stability, optimized CI/CD pipelines, and enhanced user experience for the StoreFront.
- Designed and developed a cutting-edge solution leveraging GenAI to automate the creation of test case scenarios, streamlining the QA process for British Telecom.
- Spearheaded the design and development of an NFT Manager Solution, enabling efficient management and deployment of NFTs within AB InBev's ecosystem. Delivered a scalable solution integrated with blockchain and microservices architecture.
Solutions Architect, Staff Software Engineer
Ci&T
- Directed the migration of Globo's infrastructure from on-premises to Google Cloud Platform, ensuring scalability, security, and operational excellence.
- Developed a responsive, mobile-friendly web solution for Mediabase, improving accessibility and user engagement. Managed the deployment pipeline using AWS services to ensure optimal performance and availability.
- Orchestrated the seamless migration of MLB’s cloud infrastructure from AWS to Google Cloud Platform, emphasizing cost efficiency and enhanced security. Automated key processes to ensure compliance and operational stability.
Technical Solution Engineer
- Designed and implemented scripts to build and configure all GCP environments used in the Data Catalog Booth and the DA201 session, enabling real-time data discovery demonstrations at Google Cloud Next 2019.
- Designed and implemented scripts and tools for the Cloud Security Command Center, enabling better monitoring, risk assessment, and security compliance.
- Designed and developed a data stream process for optimizing shelf placement, leveraging real-time data pipelines and advanced analytics.
- Built a scalable and user-friendly budget management solution to track and control expenses across multiple projects.
- Developed a scalable solution to migrate database schemas to BigQuery, facilitating seamless transitions from legacy systems to GCP.
- Developed comprehensive demo solutions integrating Datahub and Category Manager to showcase GCP's ability to streamline data categorization and management.
System Architect, Software Engineer
Ci&T
- Designed and implemented a robust and secure Internet/Mobile Banking platform to deliver seamless banking experiences for end-users.
- Led the design and integration of Service-oriented Architecture (SOA) solutions for transaction processing and payment services.
- Developed a scalable, event-driven payment gateway, integrating advanced messaging and rule-based systems for real-time processing.
- Guided the implementation and migration to a Service-oriented Architecture, improving system scalability and service modularity.
- Spearheaded the migration to Service-oriented Architecture for decision-making and analytics systems, enhancing flexibility and scalability.
- Delivered architectural guidance and migration strategies for Vivo’s Service-oriented Architecture deployment.
- Developed and enhanced Honda’s leasing system to improve operational efficiency and transaction processing.
- Designed and implemented multiple systems, including OrderID, PeopleSoft integrations, and fiscal emitters, to enhance operational processe.
Experience
Data Broker
NFT Manager Solution
Globo's Cloud Migration
MLB Cloud Migration
British Telecom–AI-powered Test Case Generator
Google Cloud Next 2019
https://youtu.be/Qq76r-z_50cAlpha Team (Cloud Security Team Solution)
Cloud Schema Converter Tools (SCT)
Data Process Stream Team
Budget Management Tool
Education
Master's Degree in Data Science
University of São Paulo - Brazil
Master's Degree in Business Administration
Pontifical Catholic University of Rio Grande do Sul - Rio Grande do Sul, Brazil
Bachelor's Degree in Information Systems
Federal University of Technology - Parana, Brazil
Certifications
Add Agent Capabilities With Tools
Optimize Agent Behavior
Foundation: Introduction to LangChain - Python
LangChain Academy
Engineer AI Agents with Agent Development Kit (ADK)
Google Cloud
Model Context Protocol: Advanced Topics
Anthropic
Machine Learning Operations (MLOps) with Vertex AI: Model Evaluation
Google Cloud
Machine Learning Operations (MLOps) for Generative AI
Google Cloud
Claude with the Anthropic API
Anthropic
Claude Code in Action
Anthopic
Microsoft Certified: Azure Fundamentals
Microsoft
GCP Professional Data Engineer
Google Cloud
SnowPro Core Certification
Snowflake
GCP Professional Cloud Architect
Google Cloud
Skills
Libraries/APIs
REST APIs, Google Drive API, React, Claude API, Node.js, AWS Amplify
Tools
Google Compute Engine (GCE), Claude Code, Terraform, Google Kubernetes Engine (GKE), Apache Tomcat, Claude Agent SDK, Claude, Azure OpenAI Service, Jenkins, Amazon CloudFront, Google Cloud Dataproc, Sonar, ActiveMQ, JBoss Drools, Apache JMeter, RabbitMQ, Tekton, Helm, Apache Beam
Languages
Java, Python, Snowflake, SQL, TypeScript, JavaScript, R, Kotlin, Solidity
Paradigms
REST, Microservices, DevOps, Role-based Access Control (RBAC), Azure DevOps, Model Context Protocol (MCP)
Platforms
Google Cloud Platform (GCP), Google App Engine, Docker, Amazon Web Services (AWS), Azure, IBM Mobile First, Kubernetes, Vertex AI
Storage
Google Cloud Storage, Databases, Google Cloud, PostgreSQL, Oracle 11g, MySQL, Data Lakes, Data Pipelines, Datadog, Redis Cache, MongoDB, Cassandra, Google Cloud Datastore, Elasticsearch, Teradata, Vertica, Google Bigtable, Redis, Microsoft Entra ID
Frameworks
Apache Camel, Spring Boot, Angular, Hibernate, Electron, Flask, LangGraph
Other
RESTFul APIs, Data Security, Cloud Architecture, Cloud Security, Cloud Storage, Identity & Access Management (IAM), Scalability, Large Language Models (LLMs), CI/CD Pipelines, Software Architecture, APIs, Artificial Intelligence (AI), Full-stack, Back-end, API Integration, Software Design, Technical Leadership, Application Modernization, Data Migration, Big Data, Google BigQuery, System Design, Enterprise Architecture, Google Pub/Sub, Google Cloud Functions, Google Data Catalog, Google DLP, SQL Server, Data Engineering, Data Processing Systems (DPS), Data Transformation, Data Warehousing, Data Loading, AI Integration, Full-stack Development, Anthropic, Gemini API, AI Agents, AI-assisted Development, Agentic Coding, Third-party APIs, Prompt Engineering, Workflow Automation & System Integration, Workflow Automation, AI Tools, Agentic AI, FastAPI, Machine Learning, Algorithms, Data Structures, Azure Data Factory (ADF), GitHub Actions, OpenAI, Web3, Non-fungible Tokens (NFT), Cloudflare, Load Balancers, Amazon Route 53, BlazeMeter, Google Cloud Build, Google Cloud Security Command Center (SCC), Data Loss Prevention (DLP), Catalog Data Entry Services, Google Cloud Dataflow, Oracle Service Bus (OSB), BEA WebLogic Server, Gemfire, Cloud Computing, Networking, Workload Migration, Machine Learning Operations (MLOps), AI Programming, Vite, Model Evaluation, Fine-tuning, AI Model Training, Tokenization, Agent Development Kit, LangChain
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