{"entity":"person","person":{"name":"Julio Jeronymo","role":null,"level":null,"country":null,"summary":"Senior Data Engineer with 10+ years of experience building and migrating scalable cloud data platforms. Works with GCP-native data stacks (BigQuery, Cloud Run) and orchestration/modeling tools (Airflow, dbt, Looker) and also delivers pipeline architectures on Azure and Databricks. Has experience with large-scale ingestion and processing involving Hadoop and Teradata.","skills":[{"name":"Python","group":"Languages","level":"Not selected","since":null},{"name":"SQL","group":"Languages","level":"Not selected","since":null},{"name":"Java","group":"Languages","level":"Not selected","since":null},{"name":"R","group":"Languages","level":"Not selected","since":null},{"name":"pySpark","group":"Python","level":"Intern","since":2021},{"name":"Teradata","group":"Databases","level":"Senior","since":2015},{"name":"Google BigQuery","group":"Databases","level":"Senior","since":2022},{"name":"MySQL","group":"Databases","level":"Senior","since":2022},{"name":"Databricks","group":"Databases","level":"Intern","since":2021},{"name":"Linux","group":"DevOps","level":"Senior","since":2015},{"name":"Azure","group":"DevOps","level":"Intern","since":2021},{"name":"Google Cloud Run","group":"DevOps","level":"Senior","since":2022},{"name":"Red Hat","group":"DevOps","level":"Senior","since":2015},{"name":"GitLab CI","group":"DevOps","level":"Senior","since":2022},{"name":"Terraform","group":"DevOps","level":"Senior","since":2022},{"name":"GCP","group":"DevOps","level":"Not selected","since":null},{"name":"GitHub","group":"DevOps","level":"Not selected","since":null},{"name":"Git","group":"DevOps","level":"Not selected","since":null},{"name":"GitLab","group":"DevOps","level":"Not selected","since":null},{"name":"CI/CD","group":"DevOps","level":"Not selected","since":null},{"name":"Hadoop","group":"AI/ML","level":"Senior","since":2015},{"name":"Airflow","group":"AI/ML","level":"Senior","since":2022},{"name":"Copilot","group":"AI/ML","level":"Senior","since":2022},{"name":"OpenAI Codex","group":"AI/ML","level":"Senior","since":2022},{"name":"dbt","group":"AI/ML","level":"Senior","since":2022},{"name":"Vertex AI","group":"AI/ML","level":"Junior","since":2025},{"name":"Claude Code","group":"AI/ML","level":"Junior","since":2025},{"name":"LLM","group":"AI/ML","level":"Not selected","since":null},{"name":"Claude","group":"AI/ML","level":"Not selected","since":null},{"name":"Spark","group":"AI/ML","level":"Not selected","since":null},{"name":"Prompt Engineering","group":"AI/ML","level":"Not selected","since":null},{"name":"Looker","group":"Analytics","level":"Senior","since":2022},{"name":"Azure Data Factory","group":"Analytics","level":"Intern","since":2021},{"name":"Power BI","group":"Analytics","level":"Not selected","since":null},{"name":"ETL/ELT","group":"Analytics","level":"Not selected","since":null}],"photo":"https://alion.io/storage/2026/1101/204aa1b473.webp","url":"https://alion.io/user/julio-calvino"},"contact":"Through Alion only: the person decides whether to answer. Email addresses and phone numbers are never served.","offers":[{"id":"person.contact","title":"Write to a person through Alion","status":"free","price":{"credits":0,"usd":0},"unit":"per message","human":"https://alion.io/catalog?offer=person.contact&for=user%2Fjulio-calvino"},{"id":"people.search","title":"Find people by skills, country and level","status":"free","price":{"credits":0,"usd":0},"unit":"per search","note":"people with a similar profile","human":"https://alion.io/catalog?offer=people.search&for=user%2Fjulio-calvino"}],"agent":{"mcp":"https://alion.io/user/julio-calvino/mcp","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_profile","server":"https://alion.io/user/julio-calvino/mcp","arguments":{}},{"tool":"check_fit","server":"https://alion.io/user/julio-calvino/mcp","arguments":{"offer":{"title":"...","pay":{"min":0,"max":0,"currency":"USD"}}}}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"},"html_url":"https://alion.io/user/julio-calvino","json_url":"https://alion.io/user/julio-calvino.json","meta":{"generated_at":"2026-11-03T06:34:20Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":9088,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}}}