Sr. Backend Developer

Job Description

 

Ruby on Rails

The key aspects of this role:

·    Design, build, and maintain scalable applications using Ruby

·    Contribute to the entire implementation process including driving the definition of improvements based on business needs

·    Act as a subject matter expert for Application Software developers and Engineers

·    Handle server-side code for a production platform and contribute to new features.

 

To be the right fit, you'll need:

 

·    Must have ROR as primary skill with good experience in server side scripting

·    Must have used Ruby as scripting language & Rails as framework

·    Good understanding & hands on experience on any frameworks in ruby : Watir, Capybera, Faraday

·    Rest Web API development (Server & Client) experience will be an added advantage.

·    Understanding of HTML/CSS/Angular JS will again an added advantage 

·    Good knowledge in DevOPS tools

·    Experience to work in agile scrum model projects

 

Location: Pune, Hyderabad, Gandhinagar

Responsibilities:
● Collaborate with engineering, design and product teams to design and ship new
features. Identify and solve bottlenecks and fix bugs.

Desirable Qualifications:
● Deep knowledge of Ruby on Rails (RoR) practices and commonly used modules; deep
understanding of RoR internals like databases, API, caching, proxies, web services,
performance and scalability.
● Experience creating self-contained, reusable, and testable modules and components.
● Experience in SQL and NoSql databases in production environments. Experience
working with Git, AWS/GCP.
● Good communication skills
● 4+ years of relevant experience as a software enginee

Responsibilities :

• Lead the development of the backend systems for our client's first product.
• Build reliable, secure, and performant backend systems.
• Drive test coverage and continuous delivery automation within the team.
• Mentor and provide feedback to teammates.
• You should have a min of 8 years of software development experience and management.
• Can write code that is readable, maintainable, secure, and performant.
• Know the importance of tests and how to approach writing different types of tests, good intuition for REST API design
• Deep understanding of relational databases, transactions, entity-relationship modeling.
• Comfortable writing highly concurrent systems.
• Experienced in using profilers, tuning garbage collection, optimizing SQL queries.

Desired Skills :

• Golang, Java, Python, Ruby, Node.

By becoming a software developer in our organization you'll be playing a key role in the design, installation, testing and maintenance of software projects. The programs you create are likely to help businesses be more efficient and provide a better service.

• Bachelor’s degree in Computer / Information Science (BE / BTech) or Master’s in Computer Applications (MCA) Experience:
• Two to five years general software engineering experience
• Experience in web development using the Ruby on Rails web application framework
• At least two years of Ruby on Rails programming experience
• Thorough understanding of the philosophy and design of Ruby on Rails
• Desktop publishing skills: HTML5, xHTML, CSS

Knowledge of:

• JavaScript and JavaScript libraries: jQuery, Plugins etc.
• Unix and Linux systems
• Relational databases: SQL, etc.
• Frameworks: Active record, etc.
• Servers: Nginx, Mongrel, Webrick
• Performance management using New Relic, Web Page Test tools
• SEO rules, minification, rails asset pipelines
• REST APIs and their usage

 

Highly preferred experience:

• Ability to work with the Amazon EC2, S3, and EBS services
• NoSQL databases: MongoDB, Memcached, CouchDB
• Git, SVN
• Proactive and resourceful person who achieves tasks with minimal oversight
• Team player with the ability and desire to become an integral part of a fast-paced team
• Ability to handle multiple tasks in parallel

About the Role:

We are looking for a Senior Software Engineer with experience in ROR/GoLang , having 3+ yrs of experience on how best to leverage and exploit the language’s unique paradigms, idioms, and syntax. Your primary focus will be on developing Enterprise Grade Systems and programs that are scalable and maintainable. You will ensure that these packages and programs are well documented and has a reasonable test coverage. You will coordinate with the rest of the team working on different layers of the infrastructure. A commitment to collaborative problem solving, sophisticated design, and quality product is essential.

What You'll Do

• Writing scalable, robust, testable, efficient, and easily maintainable code
• Translating software requirements into stable, working, high performance software
• Playing a key role in architectural and design decisions, building toward an efficient micro services distributed architecture

What You'll Need

• Working experience on Ruby-on-Rails(ROR)/Golang.
• Worked on enterprise grade systems
• Have designed web services
• Know how to scale systems that have database bottlenecks etc. 
• Having good exposure to Microservices architecture added value.
• Familiarity with OAuth, JWT, SSO, Authentication, and Identity Federation is an added advantage.
• Familiar with AWS, Docker, and Kubernetes, Pods and Meshes are added advantage.
• Experience in MySQL, Snowflake, and MongoDB is an added advantage

(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.  

We need a strong Ruby on Rails developer who has as strong understanding of Rest API's and also a experience on Node.js is plus point. Database understanding and AWS deployment is a must.

Requirements of technical abilities 4 to 15 Years of development experience with Ruby on Rails Awesome senior ROR developers, hands-on tech-leads, hands-on-architects for building world class super scalable and highly available e-commerce marketplace application. Expertise of performing the tasks that need advanced rails tech skills. Should be an advocate and mentor juniors to adhere to the best practices TDD, RSpec, Factory-Girl, Faker, simplecov Rubocop Capistrano/Vagrant Continuous Integration Should be well-versed with MetaProgramming. Experience of deploying AWS Cloud servers Experience of the optimizations to scaling the environment to suiting the needs of the increasing traffic loads and increasing database content. Strong with RDBMS skills and perform DB optimizations. Previous experience of Spree commerce will be an added advantage. Development with ReactJS will be an added advantage. Should be a fast learner with the new and upcoming technologies as required for the team. Responsibilities You will be part of a small team, with a significant amount of ownership and accountability for managing things directly. You will ship high-quality solutions with a sense of urgency and speed. You will work closely with product managers, Operations, Testing and other partner teams. A Large part of the job will be solving bigger problems. You will have the freedom to suggest and drive organization-wide initiatives. Set the guidelines for the team member to produce highest quality code and follow best-practices. Review code and make suggestions for the better code and product quality. Review designs for features-extensibility, scalability and preserving the architecture sanctity, You will mentor the Juniors to help them pick up the regular tasks and move on to newer and bigger challenges.