Sr. Software Engineer

Requirements: Skills and Qualifications

 6-8 years of experience in developing Java/J2EE based Enterprise Web Applications
 Languages: Java, J2EE, and Python
 Databases: MySQL, Oracle, SQL Server, PostgreSQL, Redshift, MongoDB
 DB Script: SQL and PL/SQL
 Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
 OS: Windows, Linux/Unix.
 Cloud Services: AWS and Azure
 Version Controls/ Devops tools: Git, Bitbucket and Jenkins.
 Message brokers: RabbitMQ, and Kafka
 Deployment Servers: Tomcat, Docker, and Kubernetes
 Build Tools: Gradle/Maven

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 (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

Must skills:

Hands- on in the following:

• Java 8/J2EE
• Spring boot
• Gradle/Maven
• REST API
• ORM- hibernate/ JPA
• Unit Testing and Integration Testing- Junit/ TestNG

 

Good to have:

Hands-on in the following:

• CI/CD pipeline deployment
• Messaging- ActiveMQ/RabbitMQ/MQ
• DB2
• Kafka
• NoSQL framework exposure

About us:-

Zupee is India's hottest Real Money Gaming Platform

With in 1 yr of start, we just had an initial team of around 30 people, these 30 were successful to bring 10 Million+ users and an overall consumer spend of 1.5 Billion USD on the platform, the journey which needed years to be covered was covered with in 1yr. As we speak today, Zupee has been profitable for almost an year now and has ended the year 2020 with a team size of 70+ and over all growth rate was mapped around 20X.

Our user base has significantly gone up and we have invested highly in technology and have got best in class tech stack, it's time to add the backend developers who can help us scale up the platform so that we can drive profitable growth and become the market leader in our space.

Backend Developer :- (3 - 12 yrs)

What You'll Need?

• Knowledge of languages (JavaScript, Python) and frameworks/systems (nodejs)
• Strong analytical skills and aptitude
• Understanding of data architecture, software design and best coding practices
• Understanding of TCP/IP networking concepts and technologies
• Ability to learn new languages and technologies
• Experience with databases (both SQL and NoSQL)
• Familiarity with Agile development methodologies
• Working knowledge of Linux

As Back end developer, we expect you to be motivated in solving real-life complex problems and create compelling experiences for our Resellers. Being a small company we have a culture of creative problem solving, intellectual design, fast-paced development, and passionate product delivery. Enhance or build Restful web services for our mobile app.

 

Responsibilities:

• Develop server-side components, REST APIs
• Assume ownership for existing and new modules including design, development, and unit testing for enhancements of existing modules and development of new modules.
• Analyse problems logically and exercise sound judgment in defining, evaluating, and solving difficult technical and operational problems where solutions may be of a precedent-establishing nature.
• Lead the design and architectural improvements
• Participate and collaborate with team members in design discussions, determines areas of complexity, potential risks to successful implementation, suggest enhancements to architecture, implement POCs, and enhance application.
• Reduce technical debt with quality coding

 

Requirements:

• A solid grounding in Computer Science fundamentals (based on a BS or MS in CS or related field) from IITs and Premier Engineering College.
• Excellent Object Orientation, coupled with excellent problem solving and debugging skills.
• Highly skilled at Java and related technologies, including Java Frameworks like Spring-boot or Drop wizard, RESTful web services, JSON, Servlet, JSP, MySQL, MongoDB, Kafka, AWS Solr.
• Must have hands-on experience in building scalable and secure back end systems.
• Have hands-on experience with systems that are asynchronous, RESTful and demand concurrency
• Good to have knowledge of best software engineering practices for all stages of the software development life cycle, including coding standards, code reviews, testing, deployment.

Experience with building backend applications in microservice architecture

Fluency in modern JavaScript (ES6/7) and other frontend fundamentals (HTML5,
CSS3) and Node.js

Exposure to React( native) basics

Experience with AWS, CI/CD and DevOps

Experience with Web Security

Basic exposure to Go is valuable but not necessary

Willingness to travel for onsite assignments outside India

Selected Developers day-to-day responsibilities include:

1. Developing the modules according to the business requirements
2. Taking end-to-end responsibility of developing models, architecture, and developing product features
3. Working with the front end team and ensuring that the product/features are released and tested
4. Managing Team of Interns, Tracking Milestones, ensuring products features are released on time. 

Paytm is looking for hands-on technologists, who will be responsible for architecting & designing new age mobile & web 3.0 products at Paytm.

 

Key Responsibilities

• Incumbent will be architecting our futuristic mobile & web 3.0 products and choose the best technologies, components and subsystems on different server side tech.
• Driving innovations in the product constantly to remain ahead of the curve.
• Serve as a thought leader and mentor on technical, architectural, design and related issues.
• Proactively identify architectural weaknesses and recommend appropriate solutions.
• Balance short-term versus long-term actions, strategic versus tactical requirements, while continuing to move forward towards the strategic vision.
• Collaborate with cross functional teams to solve complex problems and building products spanning across multiple teams to deliver end-to-end products & features.
• Estimates efforts, identify risks, devises and meets project schedules.
• Provide functional, design, and code reviews in related areas of expertise with-in team and cross-team.
• Mentor / coach engineers to facilitate their development and provide technical leadership to them. 

Skills required

• MS or BS/B.Tech in computer science or equivalent experience from top college.
• Strong software design/development experience in building massively large scale distributed internet systems and products.
• Should have experience leading small teams.
• Hands-on experience in Advance Java and frameworks, Multithreading, collections and MySQL/NoSQL, golang, etc.
• Excellent data structure & algorithm and problem solving skills.
• Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development.
• Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github, Google Developer Groups (GDGs).
• Superior organization, communication, interpersonal and leadership skills.
• Must be a proven performer and team player that enjoy challenging assignments in a high-energy, fast growing and start-up workplace.
• Must be a self-starter who can work well with minimal guidance and in fluid environment.

Work in a role of Principal Developer to build industry-defining features of sharing economy startup. You will need to manage the entire codebase, ensure scalability, security, and performance, do coding as and when required and manage in-house as well as external teams