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Job Description -
Role - Sr. Python Developer
Location -- Manyata Tech Park, Bangalore
Mode - Hybrid
Required Tech Skills:
- Experience in Python
- Experience in any Framework like Django, and Flask.
- Primary and Secondary skills - Python, OOPs and Data Structure
- Good understanding of Rest Api
- Familiarity with event-driven programming in Python
- Good analytical and troubleshooting skills


Around 4 years of experience in creating and implementing Web-based products using REST
API, Node.js, Angular/ React, any database MySQL or No SQL.
Ability to work in an Agile, fast-paced environment, and learn rapidly.
Bachelor degree in computer science, computer engineering or similar.
Experience creating front end applications using HTML5, Angular, LESS/SASS
Hands-on experience with JavaScript Development on both client and server-side
Experience with modern frameworks and design patterns, minimum two-year experience
with MEAN Full stack paradigm
Experience with cloud technologies is a plus
Writing clean, readable, and easily maintainable code.
Must have knowledge of project/task management tools like Jira
Familiarity with Version Control tools like Bitbucket, Git etc..
Basic Knowledge or experience in Testing (Unit and functional) preferred.
Build features and applications with responsive design
Understanding of UI, cross-browser compatibility, and web standards.
Good English communication skills, written and spoken.
Able to work with minimum supervision as well as perform under pressure and meet
Deadlines.
Able to work from our office in Vidyaranyapura, Bangalore.

You will be responsible for building these applications, as well as coordinating with the teams responsible for other layers of the product.
You will also be leading a team of developers ensuring timely delivery of high quality deliverables.
Responsibilities:
- 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.
Job Requirements:
- 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)


We are looking for a Full Stack Lead having worked on NodeJS and React with total experience of 4 to 6 years. Minimum two year of experience in NodeJS, React and Redux is required for this position.
Responsible for requirements understanding, propose architecture, detailed design, development and timely deliverables with the highest quality standards.
We are looking for Product creators who can work with minimum inputs from business and are able to deliver products quickly and with quality.
This person should have worked in Enterprise class product from scratch. Start-up experience would be highly desirable.
Tech Stack: Node.js, React.js, HTML, CSS, AWS, MySQL, MongoDB, Mix panel/Metabase, Instamojo and Razor Pay, Google Analytics, FB Pixel, SEO, Dev Ops, CI/CD, Micro services, Unit Testing
Responsibilities
· Will be responsible for designing and developing web-based enterprise class solutions using NodeJS, React and Redux.
· Should be expert in writing Unit Test Cases with NodeJS and React and with quality.
· Excellent communication and presentation skills.
· Proven experience as an individual contributor/Architect.
· Should be able to quicky come up with system design by understanding business requirement and translate into good quality product.
· Building reusable components and front-end libraries for future use.
· Translating designs and wireframes into high quality code.
· Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
Skills
· Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
· Thorough understanding of React.js, HTML, CSS and its core principles
· Experience with popular React.js workflows (such as Flux or Redux)
· Familiarity with newer specifications of ECMAScript
· Experience with data structure libraries (e.g., Immutable.js)
· Knowledge of isomorphic React is a plus
· Familiarity with RESTful APIs
· Knowledge of modern authorization mechanisms, such as JSON Web Token
· Familiarity with modern front-end build pipelines and tools
· Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
· Knowledge of CI/CD and should have worked on at least one tool like Jenkins etc.
· Ability to understand business requirements and translate them into technical requirements
· A knack for benchmarking and optimization
· Familiarity with GIT Technology like GitHub, Bitbucket
Desirable (Nice to Have skills):
· Knowledge of Data analytics platform like Meta Base.
· Good understanding of digital marketing, Google & FB Analytics, consumer funnel data tracking tools, including SEO.
· Experience of e-commerce start up would be an added plus.
· Scaling experience using AWS, knowledge of EBS, Docker, Kubernetes, Microservices.
· AWS Certification would be an added plus.
· Knowledge of Dev/Ops and should be able to set up CI/CD quickly.
· Participation in Hackathons is an added plus.
Eligibility
BTech or MTech in Computer Science from a reputed institute, IIT, NIT, BITS Pilani, COEP (Pune), VJTI, BHU or ISM
Good knowledge on Data Structure and Algorithms.
- Experience with one of the major relational databases (MySQL, Oracle, Postgres) and NoSQL databases (Mongo DB, Cassandra, Dynamo DB or such)
- Expert object-oriented programming experience using Java
- Experience with Frontend technologies (React.js, Angular, JavaScript or Ruby-on-Rails)
- Experience in messaging protocol like MQTT and messaging middleware like ActiveMQ, RabbitMQ and/or Kafka
- Require experience and Strong understanding of entire Software Development Life Cycle (SDLC), Agile (Scrum), Software design/architecture process, CI/CD processes, unit testing & Test-Driven Development (TDD)
- Experience with web services (consuming or creating) with REST, MQTT, Web Sockets
- Experience with containerized environment Dockers, Rocket and Container orchestrator such as Kubernetes, Docker Swam, etc
- Experience managing Cloud infrastructure (resources and service) in AWS, Azure and/or GCP
- Strong knowledge of SOA, object-oriented programming, design patterns, multi-threaded application development
- Experience in reporting and analytics, queuing and real-time streaming systems
- Experience developing, maintaining, and innovating large scale, consumer facing web or mobile applications
- Git or similar distributed SCM tools experience
- Experience with open-source technologies (if no practical work experience w/ Big Data, or cutting-edge frontend technology, prototyping and/or researching the up and coming technology and solutions)
- Min 5 years of hands-on experience in Java Spring-boot technologies
- Experience with monolithic applications
- Experience using Redis and RabbitMQ
- Experience with RDBMS such as SQLServer and My SQL
- Strong analytical, problem solving and data analysis
- Excellent communication, presentation and interpersonal skills are a must
- Micro service frameworks such as Java SpringBoot
- Design and implement automated unit and integration tests


Full Stack Developer – Java, Angular
Description
The Position holder is responsible for developing products and services based on Java & Linux systems, functions as a Senior Software developer, and assists in the entire software lifecycle. The position reports to the Project Manager.
Successful Position holders are excellent communicators, enjoy solving problems, and work well in teams.
Roles and Responsibilities
- Responsible for software development.
- Develop and implement micro services (Must-have)
- Documenting low-level design for the assigned development work.
- Help to integrate UI components using Angular with backend micro service.
- Build reusable libraries and code for future use.
- Optimize application for maximum performance and scalability.
- Interface with other teams across SLB to ensure collaboration.
- Build an effective system that adheres to automation and other engineering best practices.
Qualifications and Experience
- Degree and qualification level - B. Tech/B.E. in Engineering with 5-10 years of relevant experience.
- Strong hands on work experience in Design & Development of Responsive Web application
- Must have -> Experience on any cloud services (AWS/Azure/Google Cloud)
- Must have -> At least 5+ Years of experience in building applications using Java/J2EE
- Must have -> Knowledge of document store, Kubernetes, messaging queue
- Must have ->Strong hands on work experience in Design & Development of Responsive Web application
- Experience in Angular JS (2/4/5/6) & JavaScript
- Experienced in working in agile teams
- Knowledge of Agile methodology
- Knowledge of Secure Programming Principles
- Knowledge or Experience in any one scripting language (bash, python)
- Experienced in working in a DevOps model.
- Proficiency in Java, with a good understanding of its ecosystems
- Sound knowledge of https://www.simplilearn.com/tutorials/java-tutorial/oops-interview-questions" target="_blank">Object-Oriented Programming (OOP) Patterns and Concepts
- Familiarity with different design and architectural patterns
- Skill for writing reusable Java libraries
- Knowhow of Java concurrency patterns
- Basic Understanding of the concepts of MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services
- Experience in working with popular web application frameworks like Play and Spark
- Relevant Knowledge of Java GUI frameworks like Swing, SWT, AWT according to project requirements
- Ability to write clean, readable Java code
- Basic knowhow of class loading mechanism in Java
- Experience in handling external and embedded databases
- Understanding basic design principles behind a scalable application
- Skilled at creating database schemas that characterize and support business processes
- Basic knowledge of https://www.simplilearn.com/jvm-and-the-implications-of-sandbox-model-rar41-article" target="_blank">JVM (Java Virtual Machine), its drawbacks, weaknesses, and workarounds
- Implementing automated testing platforms and unit tests
- In-depth knowledge of code versioning tools, for instance, Git
- Understanding of building tools like Ant, Maven, Gradle, etc
- Expertise in continuous integration

Reporting to: Solution Architect / Program Manager / COE Head
Location: Noida, Delhi NCR
Shift: Normal Day shift with some overlap with US timezones
Experience: 4-7 years
Education: BTech / BE / MCA / MSc Computer Science
Industry: Product Engineering Services or Enterprise Software Companies
Primary Skills - Java 8/9, Core Java, Design patterns (more than Singleton & Factory),
Webservices development REST/SOAP, XML & JSON manipulation, CI/CD.
Secondary Skills - Jenkins, Kubernetes, Google Cloud Platform (GCP), SAP JCo library
Certifications (Optional): OCPJP (the Oracle Certified Professional Java Programmer) / Google
Professional Cloud Developer
Required Experience:
● Must have integration component development experience using Java 8/9 technologies
and service-oriented architecture (SOA)
● Must have in-depth knowledge of design patterns and integration architecture
● Experience with developing solutions on Google Cloud Platform will be an added
advantage.
● Should have good hands-on experience with Software Engineering tools viz. Eclipse,
NetBeans, JIRA, Confluence, BitBucket, SVN etc.
● Should be very well verse with current technology trends in IT Solutions e.g. Cloud
Platform Development, DevOps, Low Code solutions, Intelligent Automation
Good to Have:
● Experience of developing 3-4 integration adapters/connectors for enterprise applications
(ERP, CRM, HCM, SCM, Billing etc.) using industry standard frameworks and
methodologies following Agile/Scrum
Non-Technical/ Behavioral competencies required:
● Must have worked with US/Europe based clients in onsite/offshore delivery model
● Should have very good verbal and written communication, technical articulation, listening
and presentation skills
● Should have proven analytical and problem solving skills
● Should have demonstrated effective task prioritization, time management and
internal/external stakeholder management skills
● Should be a quick learner, self starter, go-getter and team player
● Should have experience of working under stringent deadlines in a Matrix organization
structure
● Should have demonstrated appreciable Organizational Citizenship Behavior (OCB) in
past organizations
Job Responsibilities:
● Writing the design specifications and user stories for the functionalities assigned.
● Develop assigned components / classes and assist QA team in writing the test cases
● Create and maintain coding best practices and do peer code / solution reviews
● Participate in Daily Scrum calls, Scrum Planning, Retro and Demos meetings
● Bring out technical/design/architectural challenges/risks during execution, develop action
plan for mitigation and aversion of identified risks
● Comply with development processes, documentation templates and tools prescribed by
CloudSufi or and its clients
● Work with other teams and Architects in the organization and assist them on technical
Issues/Demos/POCs and proposal writing for prospective clients
● Contribute towards the creation of knowledge repository, reusable assets/solution
accelerators and IPs
● Provide feedback to junior developers and be a coach and mentor for them
● Provide training sessions on the latest technologies and topics to others employees in
the organization
● Participate in organization development activities time to time - Interviews,
CSR/Employee engagement activities, participation in business events/conferences,
implementation of new policies, systems and procedures as decided by Management team.


