Data Engineer

Contour Software, a rapidly growing subsidiary of Constellation Software Inc., is seeking a skilled Data Engineer to join its dynamic development team. With over 2,000 employees across Karachi, Lahore, and Islamabad, Contour supports global enterprise software solutions across more than 100 industry domains. This role offers an excellent opportunity for professionals passionate about big data and technology to contribute to innovative projects within Constellation Payments, a leading global gateway and merchant services provider specializing in software integration and recurring transactions across diverse verticals.

Key Responsibilities:
- Write efficient queries to extract and analyze large datasets, ensuring seamless integration through robust data workflows.
- Design, develop, and maintain scalable ETL solutions and optimize existing data pipelines to meet evolving business needs.
- Expand the organization’s data technology stack using tools such as AWS MapReduce and PySpark for advanced data processing.
- Apply machine learning techniques to clean and process data, supporting future integration of ML in analytics workflows.
- Continuously evaluate and adopt efficient tools and technologies for data extraction, transformation, analysis, and integration.
- Collaborate with stakeholders to understand business requirements and deliver tailored data solutions.
- Utilize AWS services, including MapReduce, to enable scalable, secure, and cost-efficient data processing.
- Monitor and improve the performance of data systems, staying updated on industry trends and emerging technologies.

Required Qualifications:
- Minimum 3 years of experience with AWS cloud data lake architectures, including S3, Glue, Athena, and Redshift.
- Hands-on experience with Apache Airflow for designing and managing complex data workflows.
- Deep understanding of data warehouse concepts, architectures, and structures.
- Expertise in AWS services such as Glue, Data Lake, and Amazon EMR for big data processing.
- Proven ability to design and build scalable data pipelines for big data transformation.
- Proficiency with big data tools and frameworks like PySpark and Databricks.
- Advanced Python programming skills, including experience with AWS SDKs (e.g., boto3).
- Proficiency in Apache Kafka for real-time data streaming and event-driven architectures.
- Strong SQL skills focused on complex query development and optimization; familiarity with NoSQL databases such as DynamoDB or MongoDB.
- Experience integrating Python applications with RESTful APIs and external services.
- In-depth knowledge of data security best practices, including encryption at rest and in transit; hands-on experience with AWS KMS.
- Familiarity with IAM policies, VPC configurations, and security groups for securing data pipelines.
- Basic understanding of machine learning concepts as applied to data cleaning and integration.
- Advanced English proficiency with excellent communication skills for effective collaboration.

Preferred Qualifications and Benefits:
Candidates with experience in enterprise payment processing environments or SaaS business infrastructure will find this role particularly rewarding. Contour offers a competitive salary package along with comprehensive benefits including medical coverage for employees and dependents, provident fund, performance-based bonuses, home internet subsidy, conveyance allowance, profit-sharing plans for tenured employees, life benefits, child care facilities, and company-provided meals. Additional perks include a professional development budget, recreational areas, occasional on-shore training opportunities, a friendly work environment, and leave encashment.

Contour Software is committed to fostering a diverse and inclusive workplace that respects the dignity and worth of every individual. The company actively encourages applications from qualified individuals with special needs and provides reasonable accommodations throughout the recruitment process. This commitment reflects Contour’s dedication to building a respectful and discrimination-free work environment where all employees can thrive.

This position is based at Contour’s resource centers in Lahore, Karachi, or Islamabad, serving as an extension of the division-based R&D department within Constellation Payments. Join us to be part of a global enterprise software leader driving innovation across multiple industries worldwide.