Data Engineer

Contour Software Pvt Ltd; Karachi Division; On-site; PKR 3,000,000 - 4,200,000; Full time

Benefits offered by this job

Market-leading salary

Medical coverage – self & dependents

Provident fund

Employee performance-based bonuses

Learning and development budget

Lunch/Dinner provided

Job summary

Contour Software Pvt Ltd is seeking a Data Engineer to join our development team in multiple cities including Karachi. You will design and maintain scalable data pipelines, leverage AWS data lake technologies, and apply big data processing with PySpark and Databricks to support analytics initiatives.

The role requires strong Python skills, experience with Airflow, and a solid understanding of data security and NoSQL integration.

Qualifications

• 3+ years in AWS cloud data lake architectures (S3, Glue, Athena, Redshift).
• Hands-on with Apache Airflow for complex data workflows.
• Deep understanding of data warehouse concepts and structures.
• Proficient in AWS services for big data processing (Glue, Data Lake, EMR).
• Design and build scalable data pipelines for large datasets.
• Experience with PySpark, Databricks and related tech.
• Python for data manipulation and AWS SDKs for cloud access.
• Strong SQL; familiarity with NoSQL (DynamoDB, MongoDB).
• RESTful API integration and data security best practices.

Responsibilities

• Write efficient queries to extract and analyze large datasets with robust data workflows.
• Design, develop, and maintain scalable ETL solutions and data pipelines.
• Expand data tech stack to support advanced analytics and processing.
• Apply ML techniques to clean/process data for analytics initiatives.
• Evaluate and adopt efficient tools for data extraction, transformation, and integration.
• Understand customer needs and translate requirements into technical implementations.
• Utilize AWS services to enable scalable data processing with security and cost-efficiency.
• Monitor and improve performance of data systems and stay updated on trends.

Skills

AWS data lake

S3

Glue

Athena

Redshift

Apache Airflow

PySpark

Databricks

Python

AWS SDKs (boto3)

Kafka

SQL

NoSQL (DynamoDB/MongoDB)

RESTful APIs

Security best practices

IAM/VPC security

Machine learning concepts

English communication

Tools

AWS Glue

AWS Data Lake

Amazon EMR

Apache Airflow

PySpark

Databricks

Python

Job description

About Contour

Contour Software has grown from a dozen people to over 2,000 staff across 3 cities, in less than 14 years.

As a subsidiary of Constellation Software Inc., we are proud to be part of a global enterprise software conglomerate that has grown to become one of the top 10 software companies in the world, with employees and customers in 100+ countries. With a broad-based and ever-growing portfolio of market‑leading, vertical‑market enterprise solutions covering more than 100 industry domains in predominantly mature markets, CSI’s recipe creates the perfect environment for professionals to build fulfilling, long‑term careers.

What started as an R&D & Accounting back-office, has progressed into a full-service Global Centre serving all functions and departments, at the divisional as well as operating group/corporate level. Today Contour employees, located in Karachi, Lahore & Islamabad, are serving CSI divisions located in time zones spanning the globe, from Sydney to Vancouver. With the global growth of Constellation as the wind in our sails, we are only just getting started!

The Division:

Constellation Payments is a leading global gateway and merchant services provider with specialexpertisein software integration and recurring transactionsrepresentinga wide variety of verticals – including government entities, municipalities, moving and storage, club management, attractions, fitness, martial arts, eventregistrationand hospitality management.

The Position:

We are looking for a Data Engineer to join our development team and participate in different projects. We are looking for proactive people, team players passionate abouttechnologyand big data. This is an excellent opportunity for those professionals looking to develop in one of the fastest growing areas of software development.

The selected individuals will work out of the Contour Software Lahore/Karachi/Islamabad resource center office, as an extension of the division-based R&D department.

Role and Responsibilities:

• Write efficient queries to extract and analyze large datasets while ensuring seamless systems integration by developing robust data workflows.

• Design, develop, andmaintainscalable ETL solutions for data pipelines, enhancing andoptimizingexisting processes to meet evolving business needs.

• Develop and expand the organization’s data technology stack to support advanced data processing and analytics needs,leveragingtools like AWS MapReduce andPySparkfor big data handling.

• Apply machine learning techniques to clean and process data, supporting future initiatives to integrate machine learning into analytics workflows.

• Continuously evaluate and adopt the most efficient tools and technologies for data extraction, transformation, analysis, and integration.

• Build a strong understanding of customer business needs to deliver tailored and impactful data solutions, collaborating with stakeholders to translate business requirements into technical implementations.

• Utilize AWS services, including MapReduce and related tools, to enable scalable data processing and pipeline optimization while ensuring security, scalability, and cost-efficiency.

• Monitor and improve the performance of data systems and processes, staying updated on industry trends and emerging technologies in data engineering and analytics.

Required Skills:

• Minimum 3 years of experience with AWS cloud data lake architectures including services like S3, Glue, Athena, and Redshift.

• Hands onexperience with Apache Airflow for designing and managing complex data workflows.

• Deep understanding of data warehouse concepts, architectures, and structures.

• Expertisein cloud technologies, particularly AWS services, including AWS Glue, AWS Data Lake, and Amazon EMR for big data processing.

• Proven ability to design and build robust, scalable data pipelines for big data processing and transformation.

• Hands-on experience with big data tools and frameworks such asPySpark, Databricks, and related technologies.

• Proficiencyin programming languages such as Python for data manipulation, transformation, and analysis. Advanced Python development skills, including experience with AWS SDKs (e.g.boto3) for interacting with cloud services.

• Proficiencyin Apache Kafka for real-time data streaming and event-drivenarchitectures.

• Strong SQL skills with a focus 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

• Deep understanding of data security best practices, including encryption at rest and in transit. Hands-on experience in implementing AWS KMS (Key Management Services) for managing encryption keys.

• Familiarity with IAM policies, VPC configurations, and security groups for securing data pipelines.

• Familiarity with machine learning concepts and their application to data cleaning and integration tasks.

• Advanced Englishproficiency, with excellent communication skills for collaborating with stakeholders.

Constellation Payments | Enterprise Payment Processing

Enterprise-grade payment infrastructure for SaaS businesses. Secure, scalable APIs, fraud protection, and global payment solutions built for growth.

Exciting Benefits we offer:

• Market-leading Salary
• Medical Coverage – Self & Dependents
• Parents Medical Coverage
• Provident Fund
• Employee Performance-based bonuses
• Home Internet Subsidy
• Conveyance Allowance
• Profit Sharing Plan [Tenured Employees Only]
• Life Benefit
• Child Care Facility
• Company Provided Lunch/Dinner
• Professional Development Budget
• Recreational area for in-house games
• Sporadic On-shore training opportunities
• Friendly work environment
• Leave Encashment

Disclaimer:

At Contour, we attribute our success to the unique contributions of our diverse staff. We’re committed to fostering a culture of respect that thrives on the varied perspectives and experiences of all individuals we recruit, employ, promote, and compensate. Since day one, we’ve adhered to a policy that champions a work environment honoring the worth and dignity of each person while being free from all forms of employment discrimination.

In our continuous effort to promote inclusivity, we extend our commitment to individuals with special needs by providing reasonable accommodations. We actively encourage qualified individuals with special needs to apply for the various openings within our company. Should you require assistance in completing the application process or have any inquiries regarding special facilities, please do not hesitate to contact our HR team. Your unique talents and abilities are welcomed and valued here.