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

About Promobi Technologies
About
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.
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.
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About the Role
We are seeking a highly skilled and motivated Senior Backend Developer with strong expertise in Node.js and AWS to join our dynamic team. The ideal candidate will have solid backend development experience, with additional working knowledge of PHP and Python. Exposure to frontend frameworks like React.js and Angular will be considered a strong advantage.
Key Responsibilities
• Design, develop, and maintain scalable backend systems and APIs using Node.js.
• Deploy, manage, and optimize applications on AWS cloud infrastructure.
• Collaborate with cross-functional teams (frontend, product, QA) to deliver end-to-end solutions.
• Ensure application performance, security, and scalability.
• Write clean, maintainable, and testable code following industry best practices.
• Work with databases (SQL/NoSQL) to design efficient data models and queries.
• Integrate third-party services and APIs when required.
• Contribute to code reviews, technical discussions, and mentoring of junior developers.
• Support continuous integration and deployment pipelines.
• Troubleshoot, debug, and optimize existing applications.
Requirements
• 4+ years of backend development experience.
• Strong expertise in Node.js and hands-on experience with AWS services (EC2, S3, Lambda, etc.).
• Good working knowledge of PHP and Python.
• Strong understanding of RESTful API design, microservices architecture, and databases (MySQL, PostgreSQL, or MongoDB).
• Working knowledge of React.js and Angular is preferred.
- Working with Databases and Linux platform
- Understanding algorithms, databases and their space and time complexities
- Writing unit and integration tests with reasonable coverage of code and interfaces
- Solving complex and interesting problems
- Taking up a high level of ownership and commitment towards the business and product vision
What you need to have:
- Minimum 1-year experience
- Strong problem-solving skills
- Good understanding of data structures & algorithms and their space & time complexities
- Strong hands-on and practical working experience with at least one programming language: C/Java/C++/C#
- Excellent coding skills – should be able to convert the design into code fluently
- Strong technical aptitude and a good knowledge of CS fundamentals
- Hands-on experience working with Databases and Linux platform is a plus
- B-Tech in Computer Science or equivalent from a reputed college
- Good experience in at least one general programming language (Java, Ruby, Clojure, Scala, C/C++, Python and SQL)
- A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
- Have a penchant for solving complex and interesting problems, Worked in startup like environment with high levels of ownership and commitment
- Excellent coding skills – should be able to convert design into code fluently
- Good skills to write unit & integration tests with reasonable coverage of code & interfaces
- TDD is a plus
Loyalty Juggernaut, Inc. (LJI) is a next-generation loyalty and customer engagement solutions enterprise, helping brands re-imagine their loyalty initiatives in #theageofdigitalconsumer.
Headquartered in the Silicon Valley with R & D and Professional Services presence in Hyderabad, India and Distribution offices globally. LJI is founded by customer relationship management experts with decades of experience in delivering world-class technology innovations in CRM, Loyalty, AdTech and consulting for leading global brands across industries.
LJI delivers GRAVTY – transformational digital platform for loyalty and customer engagement built on Big Data, Micro-services based, Serverless Architecture, AI/ML delivered on the Cloud to help brands execute innovative strategies aimed at attracting, acquiring, rewarding, recognizing, engaging, and leveraging customers in order to maximize revenue, profitability and customer lifetime value.
Visit us at http://www.lji.io/">www.lji.io
LJI is inviting applications for the position of Product Engineer in our R&D Team
YOUR RESPONSIBILITIES
As a Product Engineer in R&D team, you will be responsible for end-end Software development life-cycle involving Technical design, implementation, deployment, and support. You will
- Work actively with Product Specialists, Business Analysts and other stakeholders on the development of cutting-edge product features
- Partner with Customer Success teams to review and implement business requirements
- Build high-quality innovative and reusable code - design and implement new features in cooperation with the enterprise architect
- Conduct software analysis, programming, testing and debugging
- Ensure designs are in compliance with specifications
- Identify production and non-production application issues and support them
OUR TECH STACK
- Java(SpringBoot)
- Python(Django)
- PostgreSQL
- REST, WebServices
- Angular, Javascript, HTML
- Jenkins, Maven, Git, Ansible
- AWS
YOUR PROFILE
- B.Tech or M.Tech in CSE/IT OR MCA/BCA
- Strong programming skills
- Analytical mind and problem-solving aptitude
- Excellent communication skills
- Attention to detail
OUR OFFERING
- Opportunity to Innovate with and Learn from a World-class technology team
- Dabble into the future of technology - Enterprise Cloud Computing, Blockchain, Machine Learning and AI, Mobile, Digital Wallets, and much more...
- Grow with a fast growing company with global presence and recognition
Ideal candidate should be able to guide multiple projects at once in a dynamic and expeditious environment. You will be responsible for developing a world-class product with clean, well-documented code and at the same time ensuring high performance & scalability using proper design principles. You will be responsible for writing server-side web application logic as well as for the integration of the front-end part. Needless to mention you have demonstrated ability towards urgency, ownership, sharing success and competent enough to excel prevailing engineering velocity at Cogoport.
You should be a modern thinker and believer of manager and hierarchy free organisation like Cogoport. The ideal candidate would be assessed basis the defined role fitment. Critical is that you are curious and learner to be able to seek out and evaluate new ideas and bringing them back into the organisation. If you have outstanding programming skills and a great passion for developing beautiful, innovative applications, then let's get in touch!
1. Problem Solving: You should have the rigour and discipline to approach most of the problems and ensure the delivery of quality work ahead of timelines. You are able to look at a problem, define and brainstorm ways to achieve an optimal solution and pick the best engineering approach to bring the software productivity.
2. Architectural Design: You should have in-depth knowledge to design highly scalable architecture. You have strong experience in building products ensuring scalability in tech architecture & design implementation.
3. Database: Should have strong expertise in the database to manipulate data in the software system to minimize data redundancy and maximize the speed of retrieval. Knowledge of MongoDB, MySql, PostgreSQL database is preferred.
4. Algorithm Skills: You should be adept in all algorithm aspects to define an efficient way of solving the problem. You will solve complex problems with algorithms embedded in logical thinking and creating the most efficient and optimum code.
5. Code Quality: Enhancing the code quality by structuring the code & making sure that all the guidelines are followed to ensure enhancing code efficiency & reduction of code failure & bug rectification.
6. Product Inclination: A Software Engineer not only gets involved in coding but should equally understand the product/feature to think & cover all the possible business edge cases coming on the way.









