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Visa // credit cards
Product, Full Time       Posted: Wednesday, September 04, 2019
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  Company Description

Senior Software Development Engineer in Test (Big Data)

Bengaluru, Karnataka, India


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 & be paid, for everyone everywhere. This is our global vision & 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 & businesses around the world, enabling them to use digital currency instead of cash & 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 & FIFA World Cup, celebrate teamwork, diversity, & 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 to build a strong, thriving career. Visa is fueled by our team of talented employees who continuously raise the bar on delivering the convenience & security of digital currency to people all over the world. Join our team & find out how Visa is everywhere you want to be.

Job Description

A Software Development Engineer in Test (SDET) at Visa is a developer with the primary responsibility of writing frameworks & tools to test products. It is a very unique & challenging role & provides immense opportunity to design & develop wide-reaching tools. It combines the "building" aspect of software design engineering with the "breaking" aspect of software test engineering. You'll be writing code that automatically verifies the quality of the product. That means that you potentially write more code than the developers. SDETs at Visa are able to understand software internals, debug code, automate repetitive tasks, & implement new tools & frameworks needed to streamline our quality process. Our SDETs work directly with both Software Development Engineers & Quality Assurance Engineers to understand project features, review technical designs, & implement automated test tools that help deliver quality features with efficiency. Our SDETs understand customer usage models & are able to develop test plans & test cases that approximate real-world environments & scenarios.


Java, Spring, Hibernate, Web Services, HTML, JSP, Java Script, Servlets, Web Services, XML, AJAX, Microservices, SOA, REST, JSON a MUST.

Strong experience with Agile development incorporating Continuous Integration & Continuous Delivery, utilizing technologies such as GIT, Maven, Jenkins, Chef, Sonar, PowerMock.

Minimum 5-10 years' experience with Hadoop framework components (MapReduce, HDFS, HBase, Sqoop, Hive, Impala, Spark, Sqoop, Pig, Zookeeper, Scala, Python, Oozie).

Develop efficient pig & hive scripts with joins on datasets using various techniques.

Assess the quality of datasets fora Hadoop data lake. Apply different HDFS formats & structure like Parquet, Avro, etc. to speed up analytics.

Fine tune Hadoop applications for high performance & throughput. Troubleshoot & debug any Hadoop ecosystem runtime issues.

Passion for Big Data & analytics in general leveraging technologies like Hadoop, Spark, MapReduce.

Experience in MySQL, NoSQL, Cassandra, MongoDB is good to have.

GoLang, Docker, Kubernetes experience is good to have.

Knowledge of functional programming is a plus.

5-10 years overall SDET and/or development experience.

Design & build scalable automated test frameworks & test suites working across technologies.

API level testing.

Perform manual testing, the scope of which will encompass all functionalities of services as a prequel to automation.

Analyze test logs; create test reports, co-ordinate with stakeholders.

Strong understanding of computer science fundamentals & data structures.

Demonstrated experience in writing clean code quickly.

Test framework design & automation experience.

Strong analytical & problem solving skills.

Understanding of QA methodologies, life cycle & processes.

Computer Science fundamentals in algorithm design, problem solving, & complexity analysis.

Experience developing test automation tools & frameworks.

Experience developing high quality test strategies & test automation.

Strong problem solving & trouble shooting skills & an ability to come up with creative solutions to impossible-to-solve problems.

Experience in web application & device test automation using Selenium, Robotium, Appium or any equivalent tool/s.

Strong, object-oriented design & coding skills.

Strong exposure with Selenium & Appium framework.

Experience with distributed (multi-tiered) systems, algorithms, & relational databases.

Coding experience with automation framework, tools & services for mobile. Working Experience in API testing & Automation of the services.

Understanding of QA methodologies, life cycle & processes.

Expertise in database testing including designing & manipulating test data, validating stored procedures, jobs, triggers & replication.

TestNG, JUnit & Testng highly desirable.

Experience in QA with exposure to white box testing.

Experience with Open Source Performance Testing Tool Jmeter.

Hands on in Web services automation using Rest assured.

Experience in Object Oriented Analysis, Design(OOAD) & development of software using UML Methodology, good knowledge of J2EE design patterns & Core Java design patterns.

Participate in design & code inspections.

Experience working closely with development & business teams to communicate impacts & to understand business requirements.

Comfortable communicating cross-functionally & across management levels in formal & informal settings.

Ability to effectively articulate technical challenges & solutions.

Shows creativity & initiative to improve product coverage & effectiveness.

Deal well with ambiguous/undefined problems; ability to think abstractly.


A Bachelor's or Master's degree with 5 -10 years of experience as Developer or SDET.

Additional Information


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