Sr Backend Engineer

We are seeking a highly skilled Senior Backend Developer with extensive experience in the MERN stack, React.js, Node.js, PostgreSQL and MySQL to join our team. The ideal candidate will have a deep understanding of backend development and a proven track record of building robust, scalable applications.

Key Responsibilities:

• Develop and maintain server-side components using Node.js and Express.
• Design and implement RESTful APIs and GraphQL endpoints.
• Integrate with PostgreSQL/ MySQL databases, ensuring optimal performance and data integrity.
• Collaborate with front-end developers to integrate user-facing elements with server-side logic.
• Ensure the responsiveness and scalability of applications.
• Troubleshoot and debug applications to optimize performance.
• Write clean, maintainable, and well-documented code.
• Stay up-to-date with emerging technologies and industry trends.

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum of 3 years of experience in backend development.
• Proficiency in the MERN stack (MongoDB, Express.js, React, Node.js).
• Strong experience with PostgreSQL/ MySQL database management and optimization.
• In-depth knowledge of RESTful and GraphQL API design and development.
• Experience with version control systems (e.g., Git).
• Familiarity with Docker and containerization.
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork abilities.
• Experience with Agile development methodologies.

Preferred Qualifications:

• Master’s degree in Computer Science, Engineering, or a related field.
• Experience with cloud platforms (AWS, Azure, Google Cloud).
• Knowledge of CI/CD pipelines.
• Previous experience in a leadership or mentoring role.

Benefits:

• Competitive salary and performance-based bonuses.
• Comprehensive health insurance.
• Flexible working hours.
• Professional development opportunities.
• Collaborative and innovative work environment.
• Generous paid time off and holiday schedule.

Key Responsibilities:

• Rewrite existing APIs in NodeJS.
• Remodel the APIs into Micro services-based architecture.
• Implement a caching layer wherever possible.
• Optimize the API for high performance and scalability.
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required:

1. At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
2. Excellent hands-on experience using MySQL or any other SQL Database.
3. Good knowledge of MongoDB or any other NoSQL Database.
4. Good knowledge of Redis, its data types, and their use cases.
5. Experience with graph-based databases like GraphQL and Neo4j.
6. Experience developing and deploying REST APIs.
7. Good knowledge of Unit Testing and available Test Frameworks.
8. Good understanding of advanced JS libraries and frameworks.
9. Experience with Web sockets, Service Workers, and Web Push Notifications.
10. Familiar with NodeJS profiling tools.
11. Proficient understanding of code versioning tools such as Git.
12. Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
13. Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
14. Experience building a large-scale social or location-based app.

Roles and Responsibilities

• Must have relevant experience of 3/7 years in working with Shopify and Shopify Plus stores
• Strong hands to Install & Customize new Shopify
• Basic experience in writing Ruby scripts to runpromotions
• Experience in integrating external API’s
• Proficiency in 3^rdparty integration like ERP- Netsuite, SAP, Odoo, Microsoft Dynamics, Sage, Epicor etc.
• Experience in Implementing Shopify Ajax API, Admin APIs and configuring third partyapps
• Experience working with the following technologies: JavaScript (JQuery), XML, JSON, SQL, PHP, CSS3
• Good knowledge of front-end development and liquid programming language
• Knowledge in other E-Commerce platforms like Magento, woo-commerce, Big-commercewill be 
• Hands on Experience with OOP PHP (2+years)
• Familiarity with GIT
• Understanding of building custom, private and embeddedapps
• Demonstrated ability to adapt and work with team members of various experience levels
• Ability to work with minimal direction with a focus on customer satisfaction
• Communication should be excellent.

(Senior Product Engineer - ROR)

Experience - 3 to 6 years

Location  - Pune

We are looking for an enthusiastic developer with a strong understanding of core Ruby and Rails framework along with PostgreSQL database. Someone who is passionate about coding and loves to work in an ongoing challenging environment. You will be part of a talented software team. You have to consistently deliver in a fast paced environment and should be more than willing to build software that people love to use.

Key Responsibilities

The individual role that you’ll play in our team:

• Developing large multi-tenant applications in Rails.
• Understanding Rails best practices and religiously introducing those to our codebase.
• Knowledge on how to do effective Refactoring.
• Ability to write unit tests and following those practices religiously.
• Working closely with the Product managers and UX team.
• Helping QAs to write automated integration tests.
• Staying up-to-date with current and future Backend technologies and architectures.

Read the ‘Skills and Experience’ section, it is not the usual yada yada, you’ll be asked specific questions on these.

Skills and Experience

• Ruby on Rails architecture best practices
• Knowledge on the latest versions on ROR
• Strong OOP knowledge in Ruby.
• Asynchronous Networking in Ruby 
• Designing RESTFul HTTP APIs using JSON-Schema or JSON API (http://jsonapi.org/">jsonapi.org).
• Ability to architect and develop API only backend
• Experience in using ActiveRecordSerializer
• Understanding O-Auth2 or JWT (Json Web Token) authentication mechanisms.
• How to use RSpec
• Rails Security Best Practices
• PostgreSQL and Rails.
• SQL concepts like Joins, Relationships etc.
• Understanding DB Partition strategies.
• Knowledge about refactoring ActiveRecord Models (read this - “7 Patterns to Refactor Fat ActiveRecord Models”).
• Understanding scaling strategies for a high-traffic Rails applications (2 million+ requests a day).
• Background Job processing using Redis and Sidekiq
• Experience in using Amazon Web Services (AWS) tools.
• Writing automated Deployment Scripts using Capistrano, Ansible etc.
• Sending emails in Rails
• Knowledge in Linux and Git is mandatory

Optional Skills

• Knowledge in using Chef or Puppet
• Ability to do basic DevOps like setting up a Linux server.
• Websocket communication in Rails 5.
• Node.js
• JRuby

Scalefusion (formerly known as Mobilock Pro): (Our Flagship Product)  

Scalefusion MDM allows organizations to secure & manage endpoints including smartphones, tablets, laptops, rugged devices, mPOS, and digital signages, along with apps and content. It supports the management of Android, iOS, macOS and Windows 10 devices and ensures streamlined device management operations with InterOps. Fusion of Endpoints at Scale. 

Promobi Technologies:   

ProMobi Technologies provides a leading Mobile Device Management Solution under the brand Scalefusion. The solution allows organizations to manage Android and iOS devices from the cloud. It offers modern mobile device management (MDM), application management (MAM) and content management (MCM) experience for corporate-owned devices. Renowned organizations from startups to Fortune 500 trust Scalefusion for their Device Management.