Backend Developer

We are seeking a Java Engineer (6- 10 year's experience) in Bangalore/Gurgaon to drive modernization of enterprise financial platforms. You will lead cloud migration (AWS), integrate AI, and develop high-performance backend systems focusing on cleared derivatives, risk management, and margin optimization.

•Experience: 6 to 10 Years

•Location: Bangalore / Gurgaon

•Mode of Work: Full-Time

•Key Responsibilities

Backend Development: Build high-performance, low-latency services using Java 8/11/17+ and Spring Boot.

•Cloud Migration: Execute on premises to AWS cloud migration initiatives.

•Derivatives Focus: Implement complex business logic for cleared derivatives, covering trade matching and regulatory reporting.

•AI Integration: Implement AI pipelines for automated financial data processing.

•Architecture: Utilize AWS services (Lambda, ECS, S3, RDS, Kafka).

Required Technical Skills

•Java & Spring: Advanced Core Java, Spring Boot, Spring Security, JPA/Hibernate.

•AWS: Strong experience in AWS cloud infrastructure and security.

•Databases: Expert-level SQL (Oracle/PostgreSQL).

•DevOps: Experience with Docker, Kubernetes, and migration patterns.

Must-Have Qualifications

•Domain expertise in Cleared Derivatives (Futures & Options, Clearing Houses).

•Experience designing scalable microservices.

Nice-to-Have Skills

•Experience with Generative AI or Agent builders.

•Knowledge of Infrastructure as Code (Terraform).

Soft Skills

•Strong analytical, problem-solving, and communication skills.

 Experience in Core Java, Spring Boot. 

• Experience in microservices. 

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns. 

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications. 

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2 

• Good knowledge of multi-threading 

• Basic working knowledge of Unix/Linux 

• Excellent problem solving and coding skills in Java 

• Strong interpersonal, communication and analytical skills. 

• Should be able to express their design ideas and thoughts

· 5+ years of experience in software development using Java.

· Proficiency in Spring Boot and Spring Batch.

· Experience with microservices architecture.

· Hands-on experience with Cassandra or similar NoSQL databases.

· Solid understanding of cloud platforms (AWS, GCP, Azure, etc.).

· Familiarity with Docker and Kubernetes.

· Experience with CI/CD tools such as Jenkins etc

· Strong problem-solving skills and attention to detail.

· Excellent communication and teamwork skills.

Important consideration:

· Core Java - 4 to 6 Yrs

· Spring and Spring Boot, Spring MVC, Spring Data, Spring Security - 4 to 6 Yrs

· DevOps (Jenkins, Junit, sonarQube, Maven) - 1 to 2 Yrs

· MongoDB, NOSql, Couch DB, Cassandra - 1 to 2 Yrs

Core Skills

• 4–7 years of hands-on experience with IBM Sterling OMS

Strong expertise in:

• IBM Sterling OMS (v10.x)

• Inventory Visibility

• Next Generation Call Center

• Order Hub

• Proficiency in Core Java / J2EE

• Strong experience with XML, XSLT, JSON, SQL

• Solid understanding of order lifecycle, sourcing, inventory, fulfilment, and returns

• Hands-on experience with REST/SOAP integrations

• Experience with DB2 and/or Oracle

• Strong working knowledge of Linux/Unix

Key Responsibilities:

●    Design, develop, and maintain high-performance, scalable, and secure backend systems using Java.

●    Build and maintain RESTful APIs and microservices to support application functionality.

●    Collaborate closely with frontend developers to ensure smooth integration with React/Angular-based frontend systems.

●    Work with both relational databases (SQL) and NoSQL databases to design data schemas, optimize queries, and maintain data integrity.

●    Leverage cloud platforms (AWS, Azure, Google Cloud) to deploy, monitor, and scale applications.

●    Implement and maintain containerization using Docker and Kubernetes (K8S).

●    Write unit tests for both backend and frontend code to ensure code quality and reliability.

●    Participate in code reviews to maintain code quality standards and mentor junior developers.

●    Contribute to a culture of continuous improvement, proposing and driving best practices in backend development, testing, and deployment.

Required Skills And Experience

●    Bachelors or Masters in computer science or related fields.

●    5+ years of experience in backend development, with strong expertise in Java (must-have).

●    Solid experience with frontend frameworks such as React or Angular.

●    Hands-on experience with RESTful APIs, Docker, and NoSQL databases (such as MongoDB, Cassandra, etc.).

●    Strong experience with SQL databases (such as MySQL, PostgreSQL, etc.), including database design, optimization, and query writing.

●    Familiarity with cloud platforms (AWS, Azure, Google Cloud) and Kubernetes (K8S).

●    Experience in writing unit tests and understanding of test-driven development (TDD) principles.

●    Strong understanding of Agile/Scrum methodologies.

Nice to Have:

●    Exposure to Automation Testing Frameworks (e.g., Selenium, Cypress).

●    Experience working in a SaaS (Software as a Service) environment.

●    Knowledge of Agile/Scrum methodologies.

The Company:

We are a growing EV infrastructure startup with offices in IIT-Madras Research Park and Noida.

Sonik Mobility is a brand of our company Azhar Engineering incubated at IIT-Madras Research Park, which is primarily focused on developing and deploying smartest, lOT enabled and the most user-friendly EV charging stations and semi-autonomous battery swap stations in India ranging from 3.3 kW to 22 kw.

We are a company founded by two graduates and friends namely Mohammad Safa Azhar and Preak Gupta from The Pennsylvania State University, USA and are the only company providing the dual solution of charging and semi-autonomous battery swapping stations under one roof.

Our ideal candidate for this position must have a penchant to learn new things and above all must have a passion to change the status quo of EV charging infrastructure in India.

We believe that charging your EV should be as easy as refueling your ice vehicle if not easier.

The Position: We're looking for a Software Engineer/ Full Stack Developer to work on our application and integration with third party APIs.

Objectives:

We are looking for a Software Engineer/Back-end Developer to work on our cloud-hosted application & integrate with 3rd party APIs. This will include the following:

• Maintain and keep up-to-date our cloud-hosted application
• Collaborate with the rest of the team to ensure applications align with organizational goals.
• Oversee the performance of the application to ensure they're always running properly.

• Improve our overall application process and continuously find ways to advance our company vision.

Responsibilities: As a software engineer/ Back-end developer, these will be some of your responsibilities

• Work closely with our hardware integration team to integrate the application with our hardware.
• Ensure the application is hosted and fully functional on cloud (AWS).
• Work closely with NPCI for integration into our system via APIs.
• Carry out regular security and performance checks
• Assesses feasibility of design and project parameters within time and cost constraints.

Requirements:

• B-Tech/M-Tech in Computer Science/Electronics/Engineering
• Proven experience of 2-3 vears (professional or otherwise)
• Strong knowledge of programming languages such PHP, Python, C, or C++.
• Knowledge of API integrations with 3rd party applications/hardware
• Knowledge of software and hardware integration
• Experience with hosting applications on cloud (AWS or Azure)
• Working knowledge of software development tools and technologies
• Desired skills:
• Experience with Battery Management systems
• Experience with CAN
• Knowledge of OCPP protocol
• AWS experience preferred
• Strong communication and teamwork skills
• Contribute individually to product solution development.

Responsibilities for Staff Engineer role:

• Having experience in Java along with Springboot, Micorservices, RDBMS
• Experience required: 6yrs to 8 yrs.