Ravi Subramanian

Enterprise Architect | Oracle Integration | Reports & Extracts (BIP / OTBI / HCM Extracts) · Data Migration (FBDI / HDL) · Fusion Security & Roles · Enterprise Architect · Admin / DBA

Tokyo, JapanLeadJST (UTC+9)AdvisoryWork permit held

Open to working in Tokyo · Remote · will relocate

Enterprise Architect with 18 years of hands-on Oracle Integration experience, specialising in Reports & Extracts (BIP / OTBI / HCM Extracts), Data Migration (FBDI / HDL), Fusion Security & Roles. Delivered multiple full-cycle implementations across public sector clients — integration and extension design and performance tuning and security roles. Looks after environments — cloning, patching, performance tuning and security. Open to freelance assignments alongside full-time roles.

years in Oracle

—

years in total

projects

On request

expected pay

Seniority: Lead · Enterprise Architect
Availability: Not looking
Notice period: 90 days
Works: From home
Open to: Advisory
Location: Tokyo, Japan · JST (UTC+9)
Work authorisation: Work permit held

Profile updated 3 days ago

Employment history is shown to signed-in recruiters.

Projects and implementations

Enterprise ArchitectImplementationLed

A Big-Four advisory practice · via Valecrest Technologies

Implementation of Oracle Integration for a Big-Four advisory practice, covering Reports & Extracts (BIP / OTBI / HCM Extracts), Data Migration (FBDI / HDL), Fusion Security & Roles. Key work: integration and extension design; error handling, monitoring and alerting. Worked with business users through SIT, UAT and go-live.

Reports & Extracts (BIP / OTBI / HCM Extracts)Fusion Security & RolesData Migration (FBDI / HDL)

Jan 2021 – Oct 2026 · 70 mo · Tokyo · Professional Services

Enterprise ArchitectMigration

An EPC infrastructure company · via Valecrest Technologies

Migration of Oracle Integration for an EPC infrastructure company, covering Reports & Extracts (BIP / OTBI / HCM Extracts), Data Migration (FBDI / HDL), Fusion Security & Roles. Key work: technical design documents and runbooks; integration and extension design. Worked with business users through SIT, UAT and go-live.

Reports & Extracts (BIP / OTBI / HCM Extracts)Fusion Security & RolesData Migration (FBDI / HDL)

May 2015 – Sep 2020 · 65 mo · Tokyo · Construction & Engineering

Enterprise ArchitectSupport / AMS

A commercial real-estate developer · via Valecrest Technologies

Support / AMS of Oracle Integration for a commercial real-estate developer, covering Reports & Extracts (BIP / OTBI / HCM Extracts), Data Migration (FBDI / HDL), Fusion Security & Roles. Key work: error handling, monitoring and alerting; technical design documents and runbooks. Worked with business users through SIT, UAT and go-live.

Reports & Extracts (BIP / OTBI / HCM Extracts)Fusion Security & RolesData Migration (FBDI / HDL)

Mar 2009 – Aug 2014 · 66 mo · Tokyo · Real Estate

Oracle expertise

PRODUCT FAMILIES

OIC / OAC / APEX

TECHNICAL STACK

APEXPython

MODULES

Reports & Extracts (BIP / OTBI / HCM Extracts)LedFusion Security & RolesLedData Migration (FBDI / HDL)Led

INDUSTRIES

HealthcarePublic Sector

LANGUAGES

EnglishProfessionalJapaneseNative

Education

PG · Electrical Engineering

IGNOU · 2005 · Full-time

AvailabilityNot looking

Notice period90 days

RateOn request