Data Architect (Freelance Contract – 2 Months)
Location: Remote / WFH (occasional meet-ups within KL / Klang / Selangor area)
Employment Type: Freelance Contract (2 months)
Working Hours: Flexible
Role Overview
We are seeking an experienced Data Architect to design and govern a secure, scalable enterprise data platform supporting analytics and AI workloads.
This role focuses on defining data architecture standards, access control frameworks, disaster recovery strategy, and long-term scalability of the organization's data infrastructure.
The ideal candidate should have strong experience in relational and distributed data systems, particularly within regulated or high-security environments, and be comfortable working independently in a fast-paced AI-driven project.
Key Responsibilities
- Design enterprise data architecture, including logical and physical data models for structured and unstructured data environments
- Define and govern multi-layer data architecture (raw, processed, curated/analytics layers)
- Establish data governance standards, classification frameworks, and enterprise data ownership models
- Architect solutions across relational databases (PostgreSQL), NoSQL databases (MongoDB), search/indexing platforms (OpenSearch/Elasticsearch), vector databases (Qdrant/Milvus/Pinecone), and object storage systems (MinIO / S3-compatible storage)
- Define disaster recovery strategy including RTO/RPO, backup policies, replication, and failover architecture
- Design high-availability and clustering strategies for enterprise-scale systems
- Oversee schema standards, indexing strategies, partitioning models, and performance optimisation
- Define data lifecycle management (retention, archival, and purging policies)
- Ensure audit logging, access control, and data traceability meet security requirements
- Define logging standards and integrate with centralized monitoring platforms
- Lead capacity planning and scalability strategy for growing data and AI workloads
- Review and approve schema changes, migrations, and platform enhancements
- Provide technical leadership to Data Engineering, DevOps, Security, and Analytics teams
Requirements
- 5–7+ years of experience in Data Architecture or Enterprise Data Engineering
- Strong expertise in PostgreSQL and relational database design
- Experience with NoSQL databases (MongoDB preferred)
- Familiarity with search/indexing systems (OpenSearch/Elasticsearch)
- Experience with object storage systems (S3-compatible such as MinIO)
- Strong knowledge of distributed systems and high-availability design
- Experience defining RTO/RPO, backup, and disaster recovery strategies
- Strong understanding of data security, governance, and audit logging principles
- Comfortable working independently (high autonomy environment)
- Experience in AI/ML or analytics-driven data environments is an advantage
