Data Scientist

• Proficient in React, JavaScript (ES6+), and TypeScript.
• Expertise in state management libraries (Redux, Zustand, etc.).
• Hands-on experience with react-navigation and deep linking.
• Solid understanding of Expo (both managed and bare workflows).
• Knowledge of native development (Swift/Objective-C for iOS, Java/Kotlin for Android).
• Experience with custom native module bridging and native UI integration.
• Strong debugging skills using tools like Flipper and Chrome DevTools.
• Familiarity with Jest, React Native Testing Library.
• Experience with REST APIs, GraphQL, and real-time data (WebSockets).
• Ability to manage OTA updates with EAS Update and configure EAS Build.
• Experience in app publishing and release lifecycle on both Play Store and App Store.
• Knowledge of secure storage, token handling, and app-level security practices.

• Work across all phases of application development including requirement gathering, coding, release, bug fixing, documentation.
• Lead and mentor a team of developers guiding them in their day to day activities.
• Collaborate with other engineering teams to develop and deliver new features and enhance existing ones.
• Rapid prototyping (POCs) based on requirements.
• Test, debug and fix any functional or non-functional issues.
• Work with the architects to ensure feasibility of the design while ensuring all quality attributes are met.
• Participate in deployment and release activities.

• 5+years of relevant experience.
• Experience in leading a team.
• Expertise in Python, Django DRF, REST APIs
• Experience with Document DB, RDBMS and ORM.
• Demonstrated ability to write clean and testable code.
• Knowledge of MongoDB, PostgreSQL, Redis, ElasticSearch is preferred.
• Exposure to AWS will be an added advantage.
• Familiarity with front-end technologies (ReactJS, Javascript etc) will be a plus.
• Strong team player who can work efficiently in a highly collaborative effort.
•  Self-motivated and able to work independently as well as within a team.

About Rolling Arrays

Rolling Arrays provides HR Software and HR System Implementation Services (SAP SuccessFactors, Qualtrics, Reimburse, CICO, eFile, eAuthoring) to Clients in Singapore, Malaysia, Australia, UAE, Hong Kong. Rolling Arrays (RA) was featured as Singapore’s Top 75 fastest growing companies by the leading newspaper of Singapore - The Straits Times in 2021 where RA was ranked 48. Rolling Arrays has 2 lines of businesses: 

HR System Implementation Services: 

Rolling Arrays is regarded as number ONE mid-size firm in the South East Asian Market with a strong track record of 12 Years and more than 200 enterprise level HR Technology Implementation projects till date. The services include – 

• SAP SuccessFactors Design Consulting
• SAP SuccessFactors Implementation
• SAP SuccessFactors Change Management
• SAP SuccessFactors Support Services (AMS)

HR Software Products in Rolling Arrays’ portfolio (partner’s products and own products): 

• SAP SuccessFactors (World’s leading End to End Cloud HR Software solution)
• Qualtrics (World’s leading Experience Management Software)
• Reimburse (AI Enabled Travel & Expense Management Software for Enterprises)
• CICO (Intelligent Time Capture Machine, a software alternative to Physical Biometric Devices)
• eFile (Digitize and contextualize all employee documents in one place)
• eAuthoring (Author and publish your own learning content to capture tacit knowledge in the organization)

Job Description for Java:

• Experience in JAVA programming and application development using Spring MVC, Spring Boot, Spring Security, Hibernate and Microservices

• Experience in building products with Full stack technologies, with excellent understanding of computer science fundamentals, data structures, algorithms, OOPs and OOA/D

• Experience in MySQL, Mongo dB (or other NOSQL db’s), REST, Web Sockets, JavaScript, Ajax

• Experience with GO a plus

• Experience with one of JavaScript Frameworks (React, Angular, Vue etc.)

• Experience in Rest API development using Spring MVC or Spring Boot

• Able to define, design, implement complex, and scalable systems

• Good team player and communication skills

• Experience with agile development methodologies with Test Driven Development (TDD)

• Experience with Jenkins Setup CI/CD (Continuous Integration / Continuous delivery)

Role: D365 CE / CRM Developer

Experience: 3-7 years

Location: Hyderabad (Initially remote)

You will need to:

• Configure and customize Dynamics 365.
• Have a strong understanding on one of these 3 areas Sales, Service, Marketing & Field Service.
• Possess strong know how on the Microsoft Biz apps data model to perform end to end architectural design and review.
• Pose an in-depth understanding of the Dynamics capabilities to fit business logic inside Dynamics 365 in a seamless way to attain customer requirement with no adverse impact.
• Be a good coder and a reviewer to ensure the customization code quality is at the highest level possible and comply to the Organization standard.
• Be a hands-on coder to build POC on-the-fly and should be able to present to the customers.
• Be responsible for building custom applications, modifications, integrations, data conversion routines and custom reports.
• Provide technical support for project life cycle.

You must have:

• 3-7 years of experience in design, development, and delivery across the Dynamics 365 CRM landscape.
• Proficiency in developing, customizing, integrating, deploying, and supporting multi-channel Dynamics 365 CRM systems.
• Experience with the use of the Dynamics 365 CRM SDK.
• Absolute know-how of Microsoft Dynamics 365 CE Platform, its capability, its data model, security/ access control, web services and other integration approach.
• Strong knowledge on Canvas Model Driven Apps and common data service (CDS).
• Strong .NET framework and C# development experience including CRM API, REST and SOAP.
• Hands on experience in server-side coding, workflows, Java scripts & plugins.
• Strong designing skills around HTMS, CSS etc.
• Strong experience on SQL Server database, Integration services & reporting services.
• Knowledge on leveraging cloud infrastructure

You may have:

• Knowledge of Power Platform usage is a big plus with experience on Power Apps & Power Automate.
• Strong experience on ADO.NET, ASP.NET, WCF & Workflow foundation.
• Strong knowledge on Model Driven Apps and common data service (CDS).
• Knowledge on Data Volume metric analysis, database tuning, detecting bottleneck will be a plus.

Desired qualifications and skills:

• Graduate Degree (B.E/ B.Tech, BCA)
• Microsoft certification for Dynamics 365 CRM would be an added advantage.
• Excellent business communication skills with effective presentation and demonstration skills.
• Should have a strong learning orientation with regards to new technologies and implementing them.
• Should be a self-starter and initiative taker.
• Should possess strong analytical skills and be detail oriented

• Sound knowledge on sourcing skills and knowledge about paid and unpaid job sites.
• Social media hiring, volume hiring 
• 70 % non tech roles like sales, marketing , BDM, backend support roles.
• 30% of technical recruitments like Php, Java...etc
• Very good communication skills and great negotiation skills (very important)