Published: Sep 4, 2025 - The Informatica Developer designs, develops, and maintains ETL solutions in Informatica PowerCenter with Oracle, PL/SQL, Unix scripting, and scheduling tools to support data warehouse applications. This role involves collaborating with users to gather requirements, adhering to architecture standards and security policies, and delivering high-quality solutions across all phases of the software development lifecycle. The developer also prepares technical documentation, performs thorough testing, and ensures seamless implementation and post-production support for business-critical systems.

An Introduction to Professional Skills and Functions for Informatica Developer with a Cover Letter
1. Details for Informatica Developer Cover Letter
- Develop integrations between various source systems to Oracle database tables using ETL tools
- Provide technical advice on ETL design and programming for new projects or change requests
- Provide support on existing ETL jobs developed
- Provide development work on OBIEE based on the report and metadata definition
- Perform unit and integration tests, and support UAT testing in accordance with project methodologies and policies
- Support the team in analyzing and documenting project requirements through reviewing ETL source codes of other similar projects and managing the releases of related builds in different environments
- Perform development, documentation, debugging and implementation of solutions for Informatica ETL requirements
- Deliver low-level design documents with ETL and DWH strategy, standards and adhere to ETL and BIW principles and policies
- Accountable for any development and build-related queries/issues
- SQL performance tuning, relational model analysis and data migration
- Design an end-to-end ETL solution for complex case studies
Skills: ETL Development, SQL Tuning, Data Migration, OBIEE Reports, Unit Testing, UAT Support, Requirement Analysis, Solution Design
2. Roles for Informatica Developer Cover Letter
- Design, create and support objects in Informatica PowerCenter using an Oracle database
- Interface with the user community to collect and document requirements for various projects
- Adhere to architecture standards, risk management and security policies
- Provide presentations in architecture review, strategic technology directions, and best practice development (e.g., estimating models)
- Responsible for the design, build and maintenance of software applications for Chase Card Services Data Warehouse
- Design, analyse, develop, code, test, debug, and document programming to satisfy business requirements
- Deliver the assigned work within specified timelines with high quality
- Participate in every phase of the software delivery life cycle, including requirements, Analysis and Design, Build Code, Unit testing, Support system integration testing, Implementation phase and post-implementation support
- Write and enhance technical specifications based on functional specifications
- Produce unit test case results, Implementation plans, Application Support Guide using Word, Excel, PowerPoint, Visio
- Develop code using Informatica, Oracle, Unix (Korn Shell scripts), PL/SQL, Scheduling tools like Control-M, Java, and Kafka
- Perform unit testing, ensuring minimal code defects out of the build phase into the system test phase
- Identify and communicate potential impacts of a change/issue to other areas
Skills: Informatica PowerCenter, Oracle SQL, Unix Scripting, Data Warehousing, Control M, Java Development, Software Testing, Technical Documentation
3. Functions for Informatica Developer Cover Letter
- Work closely with Business Analysts and Architects to understand the business and technical features
- Review the Detailed Business Requirement Documents to understand the business conditions
- Identify the gaps in the source data and work with Data modelers/Architects to fix the gaps
- Design complex SQL scripts for Data profiling and analysis
- Document the mapping specs with detailed transformation rules and join conditions
- Review the mapping specs with the Business and technical teams for approval
- Work with the Coding and testing teams to resolve mapping-related questions
- Coordinate with Offshore teams and clarify their questions by discussing with Onsite POCs (Business and Technical Team)
- Loading cleansed data into Base Objects and running Match and Merge
- Configuring Match and Merge rules, Auto Merge, Threshold, Data Stewardship views, User setup, Customization, etc
- Implementing Enterprise Master Data Management for Customer, Product, Vendor, and Material Master
Skills: Business Analysis, Data Profiling, SQL Scripts, Mapping Specifications, ETL Development, Offshore Coordination, Match Merge, MDM Implementation
4. Job Description for Informatica Developer Cover Letter
- Work under data/solution architects to deliver enterprise-class data structures and solutions and/or integration into custom product development
- Help define data matrices, data dictionaries, and data structures across various topologies (SQL Server 2016, Hadoop/Cloudera stacks, etc.)
- Complete product technical design and prototyping, data design/development, support and problem remediation
- Understand data design patterns and enterprise design regarding data in the Payments Industry (banking, credit unions, bill pay, EFT, etc.) within both commercial off-the-shelf (COTS) and custom solutions
- Experience around performance analysis at the Data/DAL layer and how to maximize performance in a highly transactional environment in the payments industry (cards, core banking, ATM, etc.)
- Provide both individual, team, and budget-level tasks and product effort estimates/costs and overall LOE regarding data efforts
- Document technical designs, using flow charts, class diagrams, sequence diagrams, activity diagrams, data flow diagrams, database schemas, descriptive software component documentation, and wireframes
- Develop and test applications based on business requirements and industry best practices
- Creates technical documentation, use cases, white papers, system and deployment architecture, and technical process/procedure documents for the group
- Adheres to documented departmental and corporate standards
- Participates in the definition and documentation of standards
- Assess the risk, problem/problem resolution and impact of changes to complex solutions and the effect of hardware infrastructure change on a solution or technology
- Reviews, coordinates, analyses and defines requirements for new development/enhancements
- Maintains existing systems including new product development, customizations and enhancements
Skills: Data Structures, Data Dictionaries, Technical Design, Data Modeling, Performance Analysis, Effort Estimation, Application Development, Technical Documentation
5. Accountabilities for Informatica Developer Cover Letter
- Prepares detailed technical specifications from which complex data integration programs will be written or configured using the Informatica suite of products
- Writes high-quality code using the Informatica suite of products, and according to specifications
- Defines or may assist others in defining application system scope and objectives through research and fact-finding
- Builds mechanisms and reports exception feedback loops into the data integration processes
- Conducts appropriate functional and performance testing to identify bottlenecks and data quality issues
- Provides technical direction in the maintenance and development of the extract, transform and load (ETL) aspects of the data warehouse
- Maintains an understanding of the inputs received from the data source providers
- Performs analysis, design, development, and implementation of new ETL requirements
- Recommends changes to enhance the data warehouse data cleansing and conversion processes
- Supports testing and validation of the new data conversion processes
- Responsible for planning and monitoring the schedule, milestones and deliverables for assignments
- Manages appropriate levels of systems documentation
Skills: Technical Specifications, Informatica Development, ETL Processes, Data Testing, Performance Tuning, Data Analysis, SDLC Experience, Systems Documentation
What are the Qualifications and Requirements for Informatica Developer in a Cover Letter?
1. Knowledge and Abilities for Informatica Developer Cover Letter
- Hands-on experiences on ETL, like Informatica, SSIS and Kettle
- Solid knowledge of SQL Scripting and database (e.g., Oracle, SQL Server)
- Strong understanding of data warehousing concepts (fact, dimension, data model, star schema, etc.)
- Ability to analyze existing ETL, SP, and provide an as-is analysis report
- Familiar with the software development life cycle
- Capability in drafting the requirement/design document
- Professional team player with good communication skills
- Familiar with Python/Spark/AWS
- Working experience in ETL and SQL
- Working experience in Python/Spark/AWS
Qualifications: BA in Economics with 3 years of Experience
2. Requirements and Experience for Informatica Developer Cover Letter
- Good experience and knowledge working with Informatica PowerCenter
- Experience in working on Informatica Cloud IICS - Data Integration
- Work experience and knowledge of Unix and shell scripting
- Knowledge on Cloud Application Integration
- Knowledge of working in the Google Cloud platform
- Ability to interact with SME for requirement gathering
- Ability to create solution Architecture for different ETL use cases
- Ability to review existing system Architecture, find out the gaps and suggest customer the best possible solution
- Ability to mentor Junior resources and drive training/knowledge sharing sessions
- Experience in working on premise and cloud databases and data warehouses
- Proficient in SQL and data warehousing concepts
- Must have good analytical skills
- Good at documenting requirements, impact analysis
Qualifications: BA in Management Information Systems with 6 years of Experience
3. Education and Experience for Informatica Developer Cover Letter
- Good understanding and working experience in Informatica MDM 10.2 and experience in upgrading the MDM project
- Solid Informatica MDM core knowledge (Hub configurations, IDD and E360 configurations)
- Experience in configuration of provisioning tool, building custom external business entity services
- Good knowledge of ActiveVOS and ActiveVOS custom workflows
- Expert in the MDM Informatica tool
- Good PL/SQL knowledge to write and execute the queries
- Experience in Informatica ETL development
- Experience in development, maintenance, and enhancements of Informatica Mappings, Workflows, and processes
- Experience working with complex SQL
- Must have outstanding analytical, interpersonal, written, and oral communication skills
Qualifications: BA in Business Analytics with 4 years of Experience
4. Professional Background for Informatica Developer Cover Letter
- In-depth hands-on Experience with Informatica ETL tool, Unix scripting and automation
- In-depth SQL skills with MS-SQL 2016 and Oracle 12C
- Experience coding complex stored procedures, Packages and Triggers for application in Oracle and MS-SQL
- Proficient in Unix/Linux shell scripting for job automation and exposure to scheduling tools like IBM-Tivoli
- Strong data analysis skills (utilize DB tools, SQL, explain issues clearly, offer solutions and options for issues encountered)
- Experience in Performance Tuning, Query Optimization, using Performance Monitor, SQL Profiler and other related monitoring and troubleshooting tools
- Understanding of Data warehousing concepts and Reporting Environment
- Good to have exposure to JSON string and Web Api application-related Understanding
- Agile project development experience and offshore-onshore working model
- Highly effective working in a team, as well as working independently
- In-depth knowledge and hands-on experience with Informatica PowerCenter Transformation
- In-depth knowledge of Push-down optimization
- Able to manage, administrate and maintain Informatica Infrastructure, including Informatica PowerCenter repositories
Qualifications: BS in Applied Mathematics with 6 years of Experience
5. Education and Qualifications for Informatica Developer Cover Letter
- Strong working experience in Informatica PowerCenter, SQL Server, SQL and Python or Unix
- Must have extensively worked in developing an ETL program for supporting Data Extraction, transformations and loading using Informatica PowerCenter
- Good experience in creating Transformations and mappings using Informatica Designer
- Very good knowledge of SQL Server, PL/SQL
- Very good skills in Python or UNIX
- Able to analyze/create Python or UNIX scripts individually
- Good knowledge of ETL process, standards, and best practices
- Hands-on experience in Batch processing and SQL Programming/Querying (Stored procedures, Functions, Complex joins, Triggers, Indexing, DML and DDL)
- Able to individually attend client calls and perform requirement gathering and prepare documents
- Good at debugging and analyzing issues and resolving them promptly
Qualifications: BA in Information Systems with 5 years of Experience