ML Ops Engineer

Key Responsibilities:

• Develop, maintain, and execute automated test scripts using tools such as Selenium, Appium, JUnit, TestNG, or similar.
• Design and implement testing frameworks and methodologies to improve test coverage and efficiency.
• Collaborate with cross-functional teams to understand requirements, define test strategies, and ensure high-quality deliverables.
• Identify, document, and track bugs using tools like JIRA, Bugzilla, or similar.
• Conduct performance and load testing to ensure system scalability and reliability.
• Perform code reviews and provide feedback to ensure adherence to best practices and coding standards.
• Participate in all aspects of the software development lifecycle, including requirements analysis, design, development, and testing.
• Continuously enhance skills and knowledge in automation testing tools and techniques.
• Mentor junior QA team members and provide guidance on best practices and automation strategies.
• Stay up-to-date with industry trends and emerging technologies in QA and automation.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• 4+ years of experience in QA automation testing.
• Proficiency in one or more programming languages such as Java, Python, C#, or JavaScript.
• Hands-on experience with automation tools such as Selenium, Appium, JUnit, TestNG, or similar.
• Strong understanding of software development methodologies, including Agile and Scrum.
• Experience with version control systems like Git or SVN.
• Familiarity with CI/CD tools like Jenkins, Bamboo, or similar.
• Solid understanding of web technologies (HTML, CSS, JavaScript) and web services (REST, SOAP).
• Excellent analytical, problem-solving, and troubleshooting skills.
• Strong communication and collaboration skills, with the ability to work effectively in a team environment.

Preferred Skills:

• Experience with performance testing tools such as JMeter or LoadRunner.
• Knowledge of security testing practices and tools.
• Understanding of cloud environments like AWS, Azure, or Google Cloud Platform.
• Familiarity with containerization technologies such as Docker and Kubernetes.
• Experience with mobile application testing (iOS/Android).

Carsome’s Data Department is on the lookout for a Data Scientist/Senior Data Scientist who has a strong passion in building data powered products.

Data Science function under the Data Department has a responsibility for standardisation of methods, mentoring team of data science resources/interns, including code libraries and documentation, quality assurance of outputs, modeling techniques and statistics, leveraging a variety of technologies, open-source languages, and cloud computing platform. 

You will get to lead & implement projects such as price optimization/prediction, enabling iconic personalization experiences for our customer, inventory optimization etc.

Job Descriptions

• Identifying and integrating datasets that can be leveraged through our product and work closely with data engineering team to develop data products.
• Execute analytical experiments methodically to help solve various problems and make a true impact across functions such as operations, finance, logistics, marketing. 
• Identify, prioritize, and design testing opportunities that will inform algorithm enhancements. 
• Devise and utilize algorithms and models to mine big data stores, perform data and error analysis to improve models and clean and validate data for uniformity and accuracy.
• Unlock insights by analyzing large amounts of complex website traffic and transactional data. 
• Implement analytical models into production by collaborating with data analytics engineers.

Technical Requirements

• Expertise in model design, training, evaluation, and implementation ML Algorithm expertise K-nearest neighbors, Random Forests, Naive Bayes, Regression Models. PyTorch, TensorFlow, Keras, deep learning expertise, tSNE, gradient boosting expertise, regression implementation expertise, Python, Pyspark, SQL, R, AWS Sagemaker /personalize etc.
• Machine Learning / Data Science Certification

Experience & Education 

• Bachelor’s in Engineering / Master’s in Data Science  / Postgraduate Certificate in Data Science. 

• Support and maintain production Cognos web portal to manage the OLAP cube and folders.
• Used various transformations like expression, union, source qualifier, aggregator, router, store procedure, lookup transformations.
• Work on transformations such as source qualifier, joiner, lookup, rank, expression, aggregator and sequence generator etc.
• Work with relational databases like DB2.
• Develop mappings with XML as target and formatting the target data according to the requirement.
• Work with logical, physical, conceptual, star, snow flake schema data models.
• Extract data from flat files, DB2 and to load the data into the SalesForce database.
• Work with various data sources--relational, flat file (fix width, delimitate) and XML.
• Involve in all phases of SDLC from requirements gathering, architecture design, development, testing, and data migration.
• Involve in all phases of SDLC - requirement gathering, design, development, testing and implementation and post-production support.
• Involve in writing PERL scripts for file transfers, file renaming and few other database scripts to be execute from UNIX.
• Create functional and technical mapping specifications and documentation for QA team.
• Support implementation and execution of MAPREDUCE programs in a cluster environment.
• Maintain data integrity during extraction, manipulation, processing, analysis and storage.
• Migrate repository objects, services and scripts from development environment to production environment.

- BE/BTech degree in CS/IT with more than 7 CGPA or similar.

- 5 to 8 years of proven experience as a Frontend Web UI engineer or similar role.

- Must have good understanding of Data Structures/Algorithms/Databases and other CS concepts.

- Should be able to design/implement/deploy end-to-end systems.

- Good/Hands on experience with Angular 8+ and scripting programming languages like JavaScript/Typescript.

- Good/Hands on experience with HTML5, CSS, SCSS, Angular Material or any other UI libraries

- Good/Hands on experience in writing the unit tests.

- Must have worked designing the Angular Modules based on the UI/UX provided with RxJs, NgRx, Websockets etc.

- Should be inquisitive enough to pick and work on multiple programming languages and frameworks based on specific cases.

- Having worked in at least one of the cloud computing services like AWS/Azure/Google Cloud is a plus.

- Good Knowledge on Dockers/Kubernetes is a plus.

- Having basic understanding of (or having worked in) server-side web frameworks like NodeJS, Flask, Django is a plus.

Not just a delivery company…

RaRa Delivery is revolutionising instant delivery for e-commerce in Indonesia through data driven logistics.

RaRa Delivery is making instant and same-day deliveries scalable and cost-effective by leveraging a differentiated operating model and real-time optimisation technology. RaRa makes it possible for anyone, anywhere to get same day delivery in Indonesia. While others are focusing on ‘one-to-one’ deliveries, the company has developed proprietary, real-time batching tech to do ‘many-to-many’ deliveries within a few hours.. RaRa is already in partnership with some of the top eCommerce players in Indonesia like Blibli, Sayurbox, Kopi Kenangan and many more.

We are a distributed team with the company headquartered in Singapore 🇸🇬 , core operations in Indonesia 🇮🇩 and technology team based out of India 🇮🇳

Future of eCommerce Logistics.

• Datadriven logistics company that is bringing in same day delivery revolution in Indonesia 🇮🇩
• Revolutionising delivery as an experience
• Empowering D2C Sellers with logistics as the core technology

• Build and maintain CI/CD tools and pipelines.
• Designing and managing highly scalable, reliable, and fault-tolerant infrastructure & networking that forms the backbone of distributed systems at RaRa Delivery.
• Continuously improve code quality, product execution, and customer delight.
• Communicate, collaborate and work effectively across distributed teams in a global environment.
• Operate to strengthen teams across their product with their knowledge base
• Contribute to improving team relatedness, and help build a culture of camaraderie.
• Continuously refactor applications to ensure high-quality design
• Pair with team members on functional and non-functional requirements and spread design philosophy and goals across the team
• Excellent bash, and scripting fundamentals and hands-on with scripting in programming languages such as Python, Ruby, Golang, etc.
• Good understanding of distributed system fundamentals and ability to troubleshoot issues in a larger distributed infrastructure
• Working knowledge of the TCP/IP stack, internet routing, and load balancing
• Basic understanding of cluster orchestrators and schedulers (Kubernetes)
• Deep knowledge of Linux as a production environment, container technologies. e.g. Docker, Infrastructure As Code such as Terraform, K8s administration at large scale.
• Have worked on production distributed systems and have an understanding of microservices architecture, RESTful services, CI/CD.

• Work closely with the Delivery Manager and Sales team to understand client and project requirements and define the scope of the project.
• Prepare test strategy to deliver to the agreed scope within agreed timelines and budgets.
• Work with Delivery Manager and Resource Management Group to build the necessary team, either from the available internal pool or support hiring.
• Work with the Delivery Manager to develop the testing strategy.
• Understand the project delivery governance framework and ensure test planning, execution, and closure are done in accordance with the delivery framework.
• Prepare test plans to include timelines for activities and key milestones.
• Lead a team of 4-5 test engineers and work alongside test architects and SMEs.
• Work allocation to team members and monitoring performance and ensure completion of tasks by team members to agreed timelines.
• Coordinate system/application understanding sessions for team members with relevant client team member(s).
• Work with test architects to design, develop and maintain test automation framework, where required.
• Develop test automation suites, along with team members.
• Review output of team members for test coverage (functional) and in case of test automation framework and suites, review for adherence to good and efficient coding practices and coding standards, reusability, avoid redundancy and duplicity.
• Raise PRs and check-in code and in the process resolve any conflicts and sync issues.
• Ensure efficient versioning and maintenance of test automation code.
• Assist in troubleshooting and resolving technical and non-technical challenges and blockers faced by team members.
• Coaching and leading in practices like Pair Programming, Test-Driven Development (TDD), Behaviour-Driven Development (BDD), Continuous Integration (CI), Continuous Delivery (CD).
• Be the go-to person / first point of contact for any project-related queries or concerns, for both client and internal stakeholders.
• Preparation and distribution of periodic project progress mails and reports to the client and internal stakeholders.
• Risk management – early identification of risks and mitigation, and where required invoke relevant and timely escalation and support.
• Preparation and/or review of documentation, required across all phases of the project.
• Mentor and guide team members in helping them grow professionally.
• Provide feedback about team members to the Delivery Manager for periodic performance appraisal.

Qualification and mandatory experience

• Graduate or Post-graduate, an engineering graduate is desirable but not mandatory.
• Minimum 7 years of total experience in manual and automation testing of which at least 3 years as a hands-on Test Lead with proven experience of leading at least a 3-member team.

Mandatory Skills

• Knowledge of software QA methodologies, processes, and tools for manual and automation testing.
• At least 3 years proven experience of leading a minimum 3-member team in manual and automation testing.
• Experience of working in an Agile environment and delivering in sprints.
• At least 3+ years designing, developing, and maintaining Test Automation frameworks and solutions across various technology stacks and applications for web, mobile, API, and data validation.
• Expert level experience in at least one programming language, Java is preferable but not mandatory
• Expert level experience in debugging.
• Expert level experience in developing web UI test automation suite using Selenium or mobile UI test automation suite using Appium.
• Expert level experience in developing API test automation suite using Rest Assured.
• Raise PRs and merge test automation code.
• Knowledge of CI/CD tools and pipelines.
• Experience in at least one build tool like Jenkins, Maven or Gradle and setting up a build pipeline and integrated testing.
• Code management using Github or SVN.
• Test and defect management using JIRA or any other tool.
• Preparation of test documentation across various phases
• Preparation and distribution of periodic progress reports to internal and external stakeholders
• Excellent verbal and written communication are quintessential.

Desirable Skills

• Junit and TestNG for unit testing.
• Espresso for Android app automation.
• XCUI test for iOS app automation.
• Experience in non-functional testing, e.g., load/soak/performance, security, and accessibility, by using standard and new testing techniques.
• Experience in testing applications across eCommerce, banking, and fintech domains.