Systems Analyst - REF19346G

  • Singapore
  • Full-time

Company Description

Common Purpose, Uncommon Opportunity.  Everyone at Visa works with one goal in mind – making sure that Visa is the best way to pay and be paid, for everyone everywhere. This is our global vision and the common purpose that unites the entire Visa team. As a global payments technology company, tech is at the heart of what we do: Our VisaNet network processes over 13,000 transactions per second for people and businesses around the world, enabling them to use digital currency instead of cash and checks. We are also global advocates for financial inclusion, working with partners around the world to help those who lack access to financial services join the global economy. Visa’s sponsorships, including the Olympics and FIFA™ World Cup, celebrate teamwork, diversity, and excellence throughout the world. If you have a passion to make a difference in the lives of people around the world, Visa offers an uncommon opportunity o build a strong, thriving career. Visa is fueled by our team of talented employees who continuously raise the bar on delivering the convenience and security of digital currency to people all over the world. Join our team and find out how Visa is everywhere you want to be.

Job Description

Job Description

Visa’s Data Platform Operations is responsible for 24x7 Production Support of over 200 ETL applications running 600-thousand batch processing in a month with 10 thousand codes and 2.1 Million Business Rules. It maintains a Data Warehouse of over 8 Petabytes of Data. The team also delivers over 500 research requests in a month.  There is 24x7 on-call support as per roaster which is 40hrs/week work.

Role Responsibilities:

  • Responsible for providing production support for extract, transform, load (ETL) applications that run large distributed batch processing involving petabytes of data
  • Deliver research requests and participating in 24x7 on-call support

  • Monitor processing, and ensuring timely execution, delivery, and availability

  • Detect technical issues, perform root cause analysis, and identify permanent solutions to fix problems as needed

  • Set audits and alerts to detect problems, and facilitate maintenance activities

  • Plan and execute changes as per instructions, and strictly adhere to the processes and guidelines relating to change, incident, and problem management

  • Run problem bridges by collaborating with others from different functional and technical areas and escalating as needed to resolve problems in a timely manner.  Responsible for identifying knowledge gaps and providing technical guidance to team members as needed

  • Provide updates and contribute to the team’s knowledge repository

  • Engage in knowledge transition as well as research and analysis activities to find solutions to various business and technical problems

  • Evaluate alternative methods, and present recommendations and justifications to management

  • Identify improvement opportunities, and build Automation as well as engaging in performance tuning and data fixing activities

  • Participate in and making recommendations to capacity planning activities

  • Analyze code, understand business rules, and trace data, while following the process flow to investigate data-related issues

  • Perform exports, backups, and data extracts as required from different environments

  • Responsible for Data Fixes, Code Hot fixes

  • Responsible for Research/Analysis Work to answer questions

Qualifications

  • A Bachelor's Degree or higher in Computer Science or a relevant degree in engineering or science is required
  • 2-3 years of ETL, JAVA/Hadoop experience as well as proficiency in any one language or tools (JAVA,Scala, SHELL scripting, python)
  • Proficient in development using Java/Scala, J2EE, JSP/Servlets, Struts, Spring and Hibernate
  • Experienced in Java development using Eclipse/MyEclipse or any major Java IDE
  • Demonstrated knowledge of REST, JSON and XML will be an advantage
  • Ability to solve complex production problem and debug code
  • Strong interpersonal, facilitation, and effective communication skills (both written and verbal)
  • Strong Team player and ability to collaborate as part of virtual team across the globe
  • Should have knowledge of Hadoop,( Hive and PIG).Kafka and SPARK knowledge is plus
  • should have Unix Shell scripting knowledge
  • Incumbent must be a quick learner to learn new technology, tools and ability to cascade the knowledge to others
  • Ability to prioritize and perform multiple tasks simultaneously and deliver on time with quality
  • You must have strong verbal and written communication Skills
  • Job holder must have flexibility to work in shifts and during weekends and extended hours when needed
  • You must have strong self-motivation, sense of ownership and ability to retain focus under stress during crisis situation
  • You must have strong business ethics, self-discipline and trustworthiness to handle sensitive confidential data in live production environment
  • Java Certification preferred

 

Additional Information

Visa will consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

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