Java Backend Developer

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.

Working as a “Backend Developer” at Bonzai gives you the opportunity to work on maintaining and improving the platform.

• Work on the entire product lifecycle starting from design to deployment and monitoring.
• Explore new technologies such as Kotlin, patterns such as Domain-Driven Design and other cool stuff such as Gitlab CI/CD pipelines, Docker, ECS, Golang, Python, Terraform, distributed tracing and even Haskell.
• Ensure top-notch performance in terms of product and feature experience.

• 2 - 3 yrs of experience in Java, Spring Boot, Hibernate, Rest API, and MySQL.
• Good to have experience/knowledge of other programming languages such as Kotlin or Python, other DBs such as Redshift, platforms such as AWS and architectural patterns such as https://martinfowler.com/bliki/DomainDrivenDesign.html">Domain-Driven Design (DDD) and https://en.wikipedia.org/wiki/Hexagonal_architecture_(software)">Hexagonal architecture.
• Good understanding of Object-oriented concepts, Functional programming and Design Patterns.
• Exceptional communication skills and ability to articulate complex ideas in written, spoken and visual language
• Bachelor in engineering preferably from a leading institute across the globe.

• Primary skills:Java,Java-Java 8,Java-Microservices,Java-Springboot

• Build large scale enterprise applications.
• Responsible for providing deep technical expertise in designing and delivering end to end high performance, scalable & flexible solutions using Java and Open Stack technologies including Mobility/Responsive Web apps, APIs, application & data Integration, scalable databases, DevOps, Cloud Computing.
• He/ She would be also responsible to experiment, explore and demonstrate application of new technologies by means of conducting quick prototypes to solve business problems. Work with the direction from Solution Architect/ Enterprise Architect and co-create solutions with rest of the IT delivery teams

Out of many tools and technologies, we use Java, MongoDb, Cassandra, Redis, Twem, Netty extensively for our back-end development.

• Leading the entire Backend platform for a product portfolio.
• End to end delivery new features.
• Evolving the architecture for performance and scalability.
• Design, develop and own components of a highly scalable, distributed web services platform.
• Constantly strive to improve software development process and team productivity.
• Mentor and train team members
• Lead module development independently

Required background, Knowledge, Skills and Abilities

• 5.5+/ 7+ Years of experience in a scalable product/ecommerce organization·       
• Excellent Java skills, Understanding of Spring framework & MVC approach
• Strong knowledge of Performance optimization and caching techniques.
• Strong Object Oriented Programming concepts, data structure and algorithms
• Experience in developing scalable, fault-tolerant, distributed backend services
• Experience with prevalent design patterns and advanced system designing
• Good experiences with databases and Schema design. We heavily use NoSQL databases
• Strong Problem Solving skills

What you bring to the table

• Education: Bachelor's degree in IT, computer science or related
• Experience: 5-9 years of relevant experience for SSE role
• Exposure to microservices, API management tools like Swagger
• Must have experience in working on Agile Scrum teams in the past and exposure to any of the Agile project management tools like Jira, Mingle, RTC, TFS etc.
• Proficient in application log analysis.
• Experience Java/JEE Development - especially EJB 2.1 / 3.0, JDBC
• Experience with application servers such as JBoss AS or IBM WAS is an advantage
• Experience in SQL programing using PostgreSQL / MySQL /Maria DB and JPA (Annotation Based)
• Knowledge of build tools such as Maven or Gradle and of continuous integration tools such as Jenkins, Nexus
• Basic knowledge of web services (SOAP or REST) and web technologies (HTML, CSS, JS)
• Basic knowledge of containers like Dockers, basic knowledge of cloud infrastructure
• Ability to interact and coordinate with employees at different levels, different groups, and different geographical locations within the company
• Ability to support multiple existing applications as well as work on building new ones
• Ability to provide accurate project estimates and make recommendations on specific technologies to use based on business requirements
• Good verbal and written Communication.
• Readiness for short term Domestic and International Travels

Preferred

• Industry knowledge with respect to payments systems and processing in the Debit/Credit and Account based payments (EFT Switching) from different channels like POS, ATM or ecommerce, Card Management System and Real Time Payment Systems.
• Exposure to the Interchange Interfaces like Visa Net, MasterCard, BankNet
• Exposure to Interchange Simulators and Mandates Management.

• Build data pipelines for structured/unstructured, real-time/batch, events/synchronous/asynchronous using MQ, Kafka, Steam processing using Java / Python
• Design the Data stores for Big Data systems with expertise in Cassandra, HBase
• Implementation of Indexing and Search using Elasticsearch
• Setup and Deployment of Cassandra, Elasticsearch clusters

• Strong hands-on experience with Cassandra, data modeling, data replication, clustering, indexing for handling for large data sets
• Experience with SQL, NoSQL, relational database design, and methods for efficiently retrieving data for Time Series Analytics
• Strong understanding of CQL, Data Modeling in-order to achieve highly performant data access
• Strong experience in data modeling in Cassandra to design efficient storage model to meet variety of business needs
• Should have Elasticsearch skill with significant experience working with large Elasticsearch clusters, cluster performance optimisation, capacity planning, enhancing monitoring capabilities for early issue detection, driving operational readiness and ongoing maintenance
• Strong hands-on experience of programming with Java / Python
• Ability to troubleshoot and investigate stability, performance issues