BASIL TECHNOLOGIES PTE. LTD.Singapore

Senior / Lead Data Engineer

Project-Based

Description

SNOW FLAKE + AWS IS MANDATORY JOB DESCRIPTION We are modernizing an enterprise data warehouse to a cloud-native analytics platform on AWS + Snowflake . We are looking for a Senior/Lead Data Engineer to design and build reliable ingestion and ELT pipelines, dimensional data models, and production-ready operational controls. This is a hands-on role with opportunities to lead technical direction, mentor engineers, and work closely with architects, QA, and platform teams through build, testing, and go-live. Key Responsibilities Design and build data pipelines and data warehouse layers in Snowflake (e.g., RAW/ODS/DW schemas, tables, views). Implement ingestion and orchestration using Snowflake features such as Stages/Storage Integrations, Snowpipe, Tasks/Streams, Stored Procedures (or equivalent agreed patterns). Develop and maintain dimensional models (facts/dimensions), including transformations, aggregates, and performance optimisation. Implement data quality checks, reconciliation, and validation to ensure correctness and consistency. Build operational readiness: error handling, rerun/recovery patterns, monitoring support, and clear runbooks/documentation. Collaborate with cross-functional teams (cloud/DevOps, QA, BI/reporting) and support SIT/UAT and deployment activities. Qualifications Requirements (Must-Have) 5+ years of experience in data engineering / enterprise data warehousing delivery . Strong SQL skills (complex joins, window functions, performance tuning). Hands-on experience building on Snowflake (or strong cloud DW experience with solid ability to ramp up on Snowflake quickly). Good understanding of dimensional modelling (fact/dimension design). Experience with cloud data integration patterns (e.g., S3 or similar object storage) and production pipeline practices (logging, retries, operational support) Plus Points (Advantage) Oracle DW / legacy warehouse migration experience. Semi-structured data handling (JSON/XML/VARIANT). CI/CD for data deployments (Git-based workflows, automated releases). Familiarity with BI tools (e.g., Tableau) and governed dataset publishing. AI / ML/ GenAI-related certification(s) What We Value Practical problem-solving and delivery ownership. Strong engineering fundamentals and clean implementation. Ability to work in fast-paced projects and collaborate effectively. Willingness to learn and adapt Senior/Lead Expectations Can take ownership of a workstream end-to-end. Can guide design decisions and review others’ work. Comfortable working with stakeholders to clarify requirements and deliver iteratively.

Skills

GoGitTableauData WarehousingAWSReconciliationPerformance TuningCloud Computing IntegrationOracleAIError HandlingSnowflake Cloud Data WarehouseTransformationMLPersonnel and Equipment Operational ReadinessStored ProceduresSnowflake ComputingSnowflakeDevOpsData WarehouseMachine LearningSQLData EngineeringCI/CDSQL Development

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