Senior Software Engineer

Role Overview:

We are seeking a backend-focused Software Engineer with deep expertise in REST APIs,

real-time integrations, and cloud-based application services. The ideal candidate will build

scalable backend systems, integrate real-time data flows, and contribute to system design

and documentation. This is a hands-on role working with global teams in a fast-paced, Agile

environment.

Key Responsibilities:

• Design, develop, and maintain REST APIs and backend services using Python, FastAPI,

and SQLAlchemy.

• Build and support real-time integrations using AWS Lambda, API Gateway, and

EventBridge.

• Develop and maintain Operational Data Stores (ODS) for real-time data access.

• Write performant SQL queries and work with dimensional data models in PostgreSQL.

• Contribute to cloud-based application logic and data orchestration.

• Containerize services using Docker and deploy via CI/CD pipelines.

• Implement automated testing using pytest, pydantic, and related tools.

• Collaborate with cross-functional Agile teams using tools like Jira.

• Document technical workflows, APIs, and system integrations with clarity and

consistency.

• Should have experience in team management

Required Skills & Experience:

• 8+ years of backend or integrations engineering experience.

• Expert-level knowledge of REST API development and real-time system design.

• Strong experience with: Python (FastAPI preferred), SQLAlchemy.

• PostgreSQL and advanced SQL.

• AWS Lambda, API Gateway, EventBridge.

• Operational Data Stores (ODS) and distributed system integration.

• Experience with Docker, Git, CI/CD tools, and automated testing frameworks.

• Experience working in Agile environments and collaborating with cross-functional

teams.

• Comfortable producing and maintaining clear technical documentation.

• Working knowledge of React is acceptable but not a focus.

• Hands-on experience working with Databricks or similar data platforms.

Education & Certifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field (required).

• Master’s degree is a plus.

• Certifications in AWS (e.g., Developer Associate, Solutions Architect) or Python

frameworks are highly preferred.

Reward360 powers a data-driven customer engagement ecosystem that enables the world’s leading organisations to earn customer loyalty every day. For over 10 years, R360’s loyalty and reward platforms have driven ambitious loyalty programs for some of the world’s biggest brands – including Axis Bank, Standard Chartered Bank, HDFC Bank and Emirates National Dubai Bank. We have 500+ global retail partnerships and offer our clients reward programs, nuanced customer segmentation, data-centric campaigns, and big data analytics.

You will architect, design & build large scale software systems for loyalty, rewards, commerce and payments that are directly used by customers of large banks. You will have the opportunity to build systems end to end and improve & influence customer behavior. You will also influence best practices and drive how we operate large systems in an efficient manner. If you are excited about this opportunity and meet the requirements laid out below, we would like to talk to you! 

What you’ ll do: 

1. Work as Core Java developer with prime focus on Backend 

2. End to end development from design to development 

3. Code & design review of peers 

4. Troubleshoot critical issues and guide team as well 

What we’ll need: 

1. Overall 4-6 years of experience 

2. 3+ years of hands-on experience in Java/J2EE technologies 

3. Strong Data structures & algorithm skill 

4. Strong communication & design skills 

Technical Skills 

1. Core Java (Collection, multi-threading, design patterns) 

2. Frameworks - Hibernate, Spring, REST Jersey 

3. Front end technologies – Java Script, jQuery, Angular 

4. Database – SQL & NoSQL 

5. Modelling – UML & ERD 

Bonus point if: Candidate from product company would be preferred

Required Skills:

• 3+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 4+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

• You have 2-5 years of experience using two or more development languages (ASP.NET, JavaScript, Scala, C#, etc.) with experience in Object-Oriented programming and full-stack web application development
• You can write clean, high-quality code in a variety of languages and are also able to spot and improve bad code
• You have experience with Agile and/or Continuous Delivery approaches such as Continuous Integration, TDD, Infrastructure as Code, etc.
• Experience with developing web applications based on ReactJS
• Hands on experience in setting up automated build pipelines based on Jenkins, Gradle, MSBuild, Maven etc.
• Bonus points if you have knowledge of cloud technologies such as AWS/Azure/GCP, Docker and Kubernetes
• Experience with atleast one RDBMS sql-server or postgress having good sql skills
• You will champion best practices like writing clean and reusable code using practices like Test Driven Development, SOLID principles, OO design, and pair programming
• You will partner with developers from other cross-functional teams advocating devops culture
• Experience with building REST APIs and asynchronous messaging systems
• You will work in collaborative, product-focused teams to build innovative customer experiences
• Take ownership and accountability beyond individual deliverables, always pushing the envelope in order to deliver awesome results for our clients

• Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
• Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
• Gather technical requirements as needed
• Create and update, design and functional documents
• Identify and troubleshoot issues as needed
• Perform a new development as required
• Implement project applications according to specifications
• Research technical issues and provide recommendations to enhance client websites
• Work both independently and as part of a team to create reliable and high-performing Web Applications
• Unit test code to ensure quality

• Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
• Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
• Gather technical requirements as needed
• Create and update, design and functional documents
• Identify and troubleshoot issues as needed
• Perform a new development as required
• Implement project applications according to specifications
• Research technical issues and provide recommendations to enhance client websites
• Work both independently and as part of a team to create reliable and high-performing Web Applications
• Unit test code to ensure quality

We are looking for a Back-end developer to join our engineering team and help us develop and maintain various software products.

Experience: 0-2 years 

Prerequisites:

• In-depth understanding of web development process 
• Familiarity with Java and Spring frameworks preferably Spring Boot
• Familiarity with Node JS
• Basic understanding of front-end technologies, such as JavaScript, HTML, CSS.
• Experience with working on REST API (GET, POST, PUT, PATCH, DELETE, UPDATE)

Job Description

The duties and responsibilities of a selected applicant would include:

• Participate in the entire application lifecycle, focusing on coding and debugging.
• Design and implement low-latency, high-availability, and performance applications.
• Develop back-end components to improve responsiveness and overall performance
• Collaborate with Front-end developers to integrate user-facing elements with server-side logic
• Perform UI tests to optimize performance
• Test and debug programs
• Implement security and data protection solutions

If you have the desire to be a part of an exciting, challenging,+ and rapidly-growing company, and create the finest apps in a flourishing industry, please send in your applications on:

Desired Candidate Profile