Senior Data Engineer (Hadoop Data Lake)

D L RESOURCES PTE LTD; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

D L RESOURCES PTE LTD in Singapore seeks a skilled data engineer to design, develop and optimize large-scale data pipelines using Hadoop and Spark. You will work with data lake architecture and NoSQL/SQL data stores to ingest, transform and load data for downstream analytics.

The role requires collaboration with data scientists and engineers, ensuring data quality and performance across SIT, UAT, PROD environments, with a focus on banking data integration.

Qualifications

• Strong experience in developing Hadoop/Spark.
• Experience in data lakes and integrating diverse data sources.
• Prior ETL experience in banking applications is mandatory.
• Deep knowledge of technology stacks used by global banks.

Responsibilities

• Design, develop, and implement data processing pipelines for large data volumes.
• Work with Hadoop, Hive, Impala, and Kudu for data storage and access.
• Script using Unix shell, awk, and automation to integrate third-party tools.
• Model data using industry standard models like FSLDM.
• Collaborate with data engineers, data scientists, and stakeholders to translate requirements.
• Monitor job performance and optimize Spark/Elasticsearch integration.

Skills

Hadoop

Data Lake

SQL

Cloudera

Informatica

Tools

Hive

Impala

Kudu

Job description

Key Skills:

Hadoop , Data Lake, SQL , Cloudera, Informatica

Job Objectives

Manage Hadoop cluster in across all 4 environments (SIT, UAT, PROD and DR)

Key Responsibilities

Design, develop, and implement data processing pipelines to process large volumes of structured and unstructured data

Should have good knowledge and working experience in Database and Hadoop (Hive, Impala, Kudu).

Should have good knowledge and working experience in scripting using (Shell script, awk programming, quick automation to integrating any third party tools), BMC monitoring tools

Good understanding and knowledge in Data Modelling area using industry standard data model like (FSLDM)

Collaborate with data engineers, data scientists, and other stakeholders to understand requirements and translate them into technical specifications and solutions

It will be good to have experience in working with No SQL as well as virtualized Database Environment

Implement data transformations, aggregations, and computations using Spark RDDs, DataFrames, and Datasets, and integrate them with Elasticsearch

Develop and maintain scalable and fault-tolerant Spark applications, adhering to industry best practices and coding standards

Troubleshoot and resolve issues related to data processing, performance, and data quality in the Spark-Elasticsearch integration

Monitor and analyze job performance metrics, identify bottlenecks, and propose optimizations in both Spark and Elasticsearch components

Prior experience in developing banking application using ETL, Hadoop is mandatory. In depth knowledge of technology stack at global banks is mandatory.

Flexibility to stretch and take challenges

Communication & Interpersonal skills

Attitude to learn and execute

Key Requirements

• Strong experience in developing Hadoop/Spark.
• Strong experience in data lakes (integration of different data sources into the data lake)
• SQL Stored Procedures/Queries/Functions
• Unix Scripting
• Data Architecture (Hadoop)
• Solid understanding data modelling, indexing strategies, and query optimization
• Experience with distributed computing, parallel processing, and working with large datasets
• Familiarity with big data technologies such as Hadoop, Hive, and HDFS
• Job Scheduling in Control-M
• Strong problem-solving and analytical skills with the ability to debug and resolve complex issues
• Familiarity with version control systems (e.g., Git) and collaborative development workflows
• Excellent communication and teamwork skills with the ability to work effectively in cross‑functional teams