QA Automation Engineer

Job Summary

We are seeking an experienced Java + Kafka Developer to design, develop, and maintain high-performance, event-driven applications. The ideal candidate will have strong backend development skills in Java and hands-on experience with Apache Kafka for building scalable, real-time data processing systems.

Key Responsibilities

• Design and develop event-driven microservices using Java and Apache Kafka
• Build and maintain Kafka producers, consumers, topics, and streams
• Implement message processing, retries, error handling, and idempotency
• Develop and integrate RESTful APIs
• Ensure high availability, scalability, and performance of Kafka-based systems
• Monitor, troubleshoot, and optimize Kafka and application performance
• Collaborate with architects, DevOps, and QA teams
• Participate in code reviews and follow best practices
• Contribute to system design and technical discussions

Required Skills

• 6+ years of experience in Java backend development
• Strong hands-on experience with Apache Kafka
• Experience with event-driven and streaming architectures
• Solid understanding of microservices architecture
• Experience with REST APIs
• Good knowledge of multithreading, concurrency, and JVM concepts
• Familiarity with SQL / NoSQL databases
• Strong problem-solving and debugging skills

The Role:

We are looking for a Software Development Engineer (iOS) to join our Core Payments team at Razorpay. In this role, you will be responsible for developing and scaling our iOS SDK, the critical integration point used by thousands of merchants to process payments across multiple geographies.

You will work closely with product and backend engineering teams to design high-performance features, ensuring the SDK remains secure, lightweight, and developer-friendly. This role offers the opportunity to solve complex engineering challenges involved in building financial infrastructure that operates at massive scale.

Responsibilities:

• SDK Development: Contribute to the development of our native iOS SDK, ensuring high availability and seamless payment experiences for a diverse merchant base.
• Engineering Excellence: Write clean, maintainable, and modular code. Architect solutions that are resilient across different host app environments.
• Automation: Design and implement robust automation for tests, builds, and performance profiling. If a task is repetitive, you are expected to automate it.
• Instrumentation: Build deep telemetry within the SDK to provide real-time insights into success rates and latency, enabling data-driven product decisions.
• Security: Implement industry-standard security protocols, including SSL pinning and runtime integrity checks, to protect sensitive transaction data.

Mandatory Qualifications:

• 2+ years of experience in native iOS development using Swift.
• Systems Design: Solid understanding of OOPS principles and architectural patterns (e.g., MVVM, VIPER, or Clean Architecture).
• Cross-Platform Knowledge: Practical experience with bridge-based frameworks such as Flutter, React Native, or Cordova.
• Technical Depth: Strong proficiency in GCD, Swift Concurrency, and UIKit/SwiftUI lifecycles.
• Debugging: Proficiency in using Xcode Instruments for memory management, CPU profiling, and network debugging.

Good to Have:

• Android Stack Experience: Familiarity with Kotlin or Java is highly preferred to help maintain feature parity and align API design across platforms.
• Deployment & Tooling: Knowledge of CocoaPods, Swift Package Manager (SPM), or Fastlane for automated distribution.
• Open Source: Active contributions to GitHub or a portfolio of apps published on the App Store.

Job Title: Java Full Stack Developer

Location: Bangalore

Experience: 3–9 Years

Employment Type: Full-Time

Role Overview

We are looking for an experienced Java Full Stack Developer with strong backend expertise in Java and frontend experience in modern UI frameworks. The ideal candidate should be capable of designing scalable backend services and developing responsive user interfaces.

Key Responsibilities

• Develop and maintain scalable applications using Java (8/11/17)
• Build RESTful APIs using Spring Boot / Spring MVC
• Design and develop frontend applications using Angular / React / Vue.js
• Work with relational databases like MySQL / PostgreSQL / Oracle
• Implement Microservices architecture
• Integrate third-party APIs and external systems
• Write unit and integration test cases
• Participate in code reviews and Agile ceremonies
• Ensure application performance, security, and scalability
• Work with CI/CD pipelines for deployment

Required Skills

Backend:

• Strong knowledge of Core Java
• Spring Boot, Spring MVC, Spring Security
• REST API development
• Microservices architecture
• Hibernate / JPA
• SQL & Database design

Frontend:

• Angular (8+) or React.js
• HTML5, CSS3, JavaScript, TypeScript
• Bootstrap / Material UI

DevOps & Tools:

• Git
• Maven / Gradle
• Jenkins / Azure DevOps
• Docker (Good to have)
• Kubernetes (Preferred)

Preferred Skills

• Cloud experience (AWS / Azure / GCP)
• Kafka / Messaging systems
• Redis / Caching mechanisms
• Agile/Scrum methodology

Required Candidate profile

WE EXPECT YOU TO WIN:Everyone at chargeMOD is given the tools and resources they need to succeed at their job. We offer a flexible and positive work environment so you have the autonomy to build amazing software for our customers and add to our team of industry leading visionaries. You will build a compelling and easy to use interface, ensure its maintainability and ease of use, and suggest ways to improve the look and feel of the application. We are lean, which means we reflect on what we learn and use that new knowledge to quickly make better products. Your job is to keep learning, contribute your knowledge back to the rest of the team, and apply what you learn to make chargeMOD and our clients even greater.

YOUR OPPORTUNITY:

chargeMOD’s engineering team is looking for an Android Developer to join our growing team. You are highly motivated, collaborative, and technical, with the passion to help shape the delivery of software products for our customers. You are passionate about web development and interested in helping to shape the future of our web services team.You are always seeking new and diverse challenges to grow your skill set and broaden your experience.

WHAT YOU WILL DO:

• You will join development on a mobile SDK, in use by tens of thousands of users around Pan India.
• You will join the weekly team meetings with the client and communicate progress to the client, as well as work closely with our development team in Slack/Gmeet.
• You will be responsible for development, do a portion of the testing, and be responsible for the release of the application

RESPONSIBILITIES: As a developer, you are responsible for delivering valuable software to your clients while adhering to technical standards, company values, and industry best practices. Your success in this position will require you to set and meet appropriate expectations with customers and delight customers by anticipating their needs. You will be accountable for meeting commitments and producing quality, tested software. High output, driven developer, able to work in a team setting.
Here are some tools we use in our Android development process:

• Slack
• Atlassian Tools (Jira, Confluence, etc)
• Android Studio
• Jenkins
• Github

YOUR QUALIFICATIONS:

• You have ability to write and test SDKs for use by other developers
• Here are some of the skills we expect you to possess:
  • Java and Kotlin
  • Client and team communication
  • Material design
  • Action bar/toolbar
  • Support libraries/Android X/Jetpack
  • Understanding of the activity and fragment lifecycle
  • Efficient layout design
  • Resource/asset management
  • Multi-threading, background processing
  • Networking
  • Functional / UI Testing (Espresso)

WE CONSIDER IT A PLUS IF YOU HAVE EXPERIENCE WITH:

• Significant UI experience (one of the primary SDKs is UI-related – so although you will not be developing a user interface for the application, knowledge on UI is important)
• Significant push notification experience (one of the primary SDKs is push-notification related)

The Data Engineer would be responsible for selecting and integrating Big Data tools and frameworks required. Would implement Data Ingestion & ETL/ELT processes

Required Experience, Skills and Qualifications:

• Hands on experience on Big Data tools/technologies like Spark,  Databricks, Map Reduce, Hive, HDFS.
• Expertise and excellent understanding of big data toolset such as Sqoop, Spark-streaming, Kafka, NiFi
• Proficiency in any of the programming language: Python/ Scala/  Java with 4+ years’ experience
• Experience in Cloud infrastructures like MS Azure, Data lake etc
• Good working knowledge in NoSQL DB (Mongo, HBase, Casandra)