
About Quadrant 4 Systems
About
Connect with the team
Company social profiles
Similar jobs
Strong Senior Backend Engineer profiles
Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems
Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).
Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework
Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization
Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices
Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)
Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D
Mandatory (Education) – Candidates from top engineering institutes (IITs, BITS, or equivalent Tier-1 colleges) are preferred
- Design and Develop: Architect, design, and implement high-performance Java-based backend services and applications.
- Code Quality: Write clean, efficient, and well-documented code following industry best practices and coding standards.
- Technical Leadership: Provide technical guidance and mentorship to junior developers, promoting best practices and fostering a collaborative environment.
- Collaboration: Work closely with frontend developers, product managers, and other stakeholders to understand requirements and deliver robust solutions.
- Performance Optimization: Identify and resolve performance bottlenecks and scalability issues.
- Testing: Implement comprehensive testing strategies, including unit tests, integration tests, and end-to-end tests.
- Continuous Improvement: Stay current with the latest industry trends, technologies, and best practices in Java/Golang development, and continuously improve our development processes.
Job Title - Senior Java Developer
Experience Required - 5 to 9 Years
Location - Bangalore (Work from Office)
Immediate joiners are preferred.
Job Description:
We are seeking a skilled Integration Developer with expertise in Apache Camel to design, develop, and implement scalable integration solutions. The ideal candidate will have a solid understanding of enterprise integration patterns, APIs, and cloud services.
Technical Expertise:
Strong hands-on experience with Apache Camel.
Proficiency in Java, Spring Framework, and Spring Boot.
In-depth knowledge of Enterprise Integration Patterns (EIPs).
Experience in building and consuming RESTful APIs and SOAP services.
Familiarity with message queues (e.g., ActiveMQ, RabbitMQ, Kafka).
Understanding of microservices architecture and cloud platforms (AWS, Azure, or GCP).
Roles and responsibilities:
Design and Develop Integration Solutions
Implement and manage enterprise integration patterns (EIPs)
API and Microservices Development
Collaboration and Requirement Analysis
Maintain Integration Pipelines
Documentation and Testing
Continuous Improvement
Company is a direct to consumer brand in affordable fast fashion space using full stack model to solve for high quality at affordable prices. We leverage in-house manufacturing coupled with strong usage of technology to drive efficiency. Rapidbox is funded by Top-Tier VC firms and
prominent angel investors.
Must Have Skills (Working Experience Needed):
Preferably a Graduate/Postgraduate from a Tier 1/2 college/university.
Core Java
Hibernate and any relational database – MySQL, Postgres, Oracle.
Redis Caching
Spring
Maven, Git
Ability to thrive in a dynamic environment with changing priorities
Spring
Experience with OO design, design patterns & deep understanding of JVM internals
(multithreading, garbage collection etc.)
Problem solver
Search solutions like ES, Solr
NoSQL data store like Cassandra/Mongo
Kafka
Microservices Architecture, Web services, API development, Enterprise integration
Experience on scalable and distributed systems
Good to have:
Distributed Cache
Performance testing tools - Jmeter, Locust, Gatling
Ecommerce background
JD:
As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.
Responsibilities:
- You solve problems at their root, stepping back to understand the broader context.
- You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
- You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
- You recognise and use design patterns to solve business problems.
- You understand how operating systems work, perform and scale.
Requirements:
- You write high quality, maintainable, and robust code.
- You recognise and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
- You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.
- Bachelors or Masters in Computer Science or relevant technical field.
- Experience in software development and full product life-cycle.
- Excellent programming skills in any object oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
- Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
- Proficiency in SQL and data modeling.
We are looking for a Java backend developer who would be working on the bleeding edge of technologies. We work primarily with a fully reactive stack powered by Spring Webflux and Reactive MongoDb Repository in AWS. Our services follow both event based approaches as well as workflow based depending on the use case.
Responsibilities
- Understand why a particular design was chosen and code accordingly
- Will have to deliver clean bug free unit tested code with minimal guidance
- Strive for continuous improvement by refactoring and applying best practices
- Learn and adapt to new technologies as necessary.
- Capable of working in both client side and server side technologies
Requirements
- Must have a Bachelor’s degree in computer science or equivalent
- Must have 2-3 years experience as a software developer
- Must be proficient in Core Java and Spring/Springboot. Knowledge of Webflux is not mandatory.
- Must have developed RESTful services
- Should understand git
Added Bonus
- Experience working with microservices
- Experience in a NoSql solution like MongoDB
- Experience working with Python
Talk about the role we are offering for Mulesoft and how we are considering trainable resources who are keen to learn and work on new technologies
Our Requirements:
We are looking for 1-8 years of experience in technical skills like Java, python etc and who will be willing to learn and move to mulesoft and related technologies
Ability to work in a fast paced, demanding, and rapidly changing environment
Preferred:
Basic knowledge about mulesoft
Responsibilities
Assist in translating business objectives into technical solutions through the use of MuleSoft Anypoint Platform
Coding, testing, debugging, implementing and documenting MuleSoft based flows and integrations
Apply integration design patterns such as message routing, content enrichment, batch processing, error handling and reconciliation mechanisms to deliver required functionality
WHAT WE ARE OFFERING
Learning and Certification
Best in Industry Salary
Health & Wellness Benefits
Employee Rewards Program
Retirement & Savings
Flexible Schedules
Maternity & Paternity Leave










