Java Developer

Job Description

We are seeking a highly skilled and experienced Backend Engineer to join our dynamic and fast-paced development team in Bangalore. The ideal candidate will have expertise in Java development, particularly in Java 8 or above, and extensive hands-on experience with Apache Spark, Spark Streaming, and Spring Boot for developing scalable and high-performance microservices. The candidate must also have strong problem-solving skills, a deep understanding of distributed computing, and experience with cloud technologies (Azure).

Key Responsibilities

• Design, develop, and maintain highly scalable microservices and optimized RESTful APIs using Spring Boot in Java 8 or above.
• Write efficient and maintainable Spark and Spark Streaming code for processing large-scale data in real-time.
• Implement Java 8 advanced features such as Functional Interfaces, Lambda Expressions, Streams, Parallel Streams, Completable Futures, and Concurrency API improvements.
• Work with relational (SQL) and non-relational (Cosmos DB) databases for data modeling and optimization.
• Utilize Maven for building and deploying artifacts to the snapshot repository.
• Collaborate with cross-functional teams, including Product, Business, Automation, and other stakeholders, to define, design, and deliver new features.
• Follow Agile SCRUM methodologies for software development and actively participate in sprint planning and retrospective meetings.
• Maintain version control using Git and ensure best practices for code collaboration and peer code reviews.
• Implement CI/CD pipelines using tools such as Jenkins and GitHub Actions to automate build and deployment processes.
• Work with Azure Cloud Technologies to build and deploy cloud-based applications.
• Apply software design patterns and best practices in backend development to enhance system architecture and scalability.
• Troubleshoot and debug applications, ensuring high performance, security, and scalability.
• Keep up to date with the latest industry trends, tools, and technologies to continuously improve development processes.

Minimum Qualifications

• BS/MS in Computer Science or equivalent.
• 4+ years of industry experience in developing highly scalable microservices and optimized RESTful APIs using Spring Boot in Java 8 or above.
• 3+ years of experience in version control tools like Git.
• 3+ years of experience working in an Agile SCRUM environment.
• Strong understanding of software design patterns and distributed computing concepts.
• Solid experience in relational and non-relational databases (SQL and Cosmos DB).
• Experience with Maven for building and managing dependencies.
• Knowledge of CI/CD workflows and experience with Jenkins and GitHub Actions.
• Prior enterprise experience in working with Azure Cloud Technologies.
• Proven ability to work collaboratively with cross-functional teams to deliver high-quality product features.
• Strong problem-solving skills, debugging techniques, and ability to troubleshoot complex issues efficiently.

Preferred Qualifications

• Experience with Kafka or other messaging queues for real-time data processing.
• Exposure to Docker, Kubernetes, and container orchestration tools.
• Hands-on experience with NoSQL databases like MongoDB, Cassandra, or DynamoDB.
• Experience with performance optimization techniques for backend applications.
• Knowledge of test-driven development (TDD) and unit testing frameworks like JUnit.

Requirements:

• 4-6 years of experience in developing Enterprise Web Applications using Java/J2EE technologies with a good professional track record.
• Excellent knowledge in Core Java (J2SE) and J2EE technologies.
• Proficient knowledge in Servlets, JDBC & JSP.
• Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like JPA/Hibernate.
• Strong knowledge of Exception Handling, Collections, File I/O Streams, Interfaces, and logging mechanisms is a must.
• Experience in developing REST APIs and integration of third-party APIs.
• Proficient knowledge in SQL/PLSQL.
• Expertise in application/web server deployment and connection pooling techniques.
• Cloud deployment (AWS & Azure) will be an added advantage.
• Experience in Version Control tools like Git, Bitbucket, etc.
• Experience in data security and protocols is a must.
• Maven and IDE tools experience is a must.
• Multi-threading and serialization techniques knowledge is a must.
• Good understanding of end-to-end software development lifecycle.
• Ability to read and understand requirements and design documents.
• Good Analytical skills and should be self-driven. Good communication with interpersonal skills.
• Open to learning new technologies and domains.
• A good team player and ready to take up new challenges
• Languages: Java(J2SE), J2EE (Servlets, JSPs, JDBC)
• Databases: MySQL, Oracle, SQL Server, PostgreSQL.
• DB Script: SQL and PL/SQL
• Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
• OS: Windows, Linux/Unix.
• Cloud Services: AWS and Azure (Good to have)
• Version Control tools: Git, Bitbucket.
• Deployment Servers: Tomcat, JBoss, and Web sphere
• Build Tools: Gradle/Maven

Job Description

Job Summary

• BS/BE/BCA/MSC/MCA degree in Computer Science, Engineering or a related subject
• Hands on experience is preferable in designing and developing applications using Java EE platforms
• Object oriented analysis and design using common design patterns.
• Profound insight of Java and J2EE internals
• Excellent knowledge of Relational Databases and SQL
• Experience in developing web applications using at least one popular web framework (JSF, HTML5, MVC)
• Knowledge on Micro services, Containers / Docker would be added advantage.
• Knowledge on data science would be preferred.
• Exposure to building API, rest service and webservices.
• Exposure to open source like Tensor flow, NIFI, Stream pipes etc.,
• Experience with test-driven development
• Good communication skills and client-oriented attitude
• Organized and detail-oriented person
• Problem solving skills, analytical mind and positive attitude
• Results oriented and focused on meeting deliverable timelines
• Availability to travel, if needed
• Fluency in English is a must

Responsibilities and Duties

• Design and develop features and modules for mission-critical applications
• Build modules on MES products like (SAP, Apriso, Rockwell etc.,)
• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies

Required Experience, Skills and Qualifications
2 - 5 years of hands-on Software Development experience using the below mentioned Technologies

• Java / J2EE
• EJB, JSF, Servlets
• HTML, HTML5
• SQL server / Oracle
• Json, webservice and etc.

Benefits

• Candidate would be Trained on SAP modules.
• Industry best pay.

Job Type: Full-time

We are scaling rapidly in user engagement (reached 150K+ daily transactions within 3 months of beta launch), and if you're looking to deal with scale, this is for you.

About Trago.in: We are a neo-trading platform where one can trade their opinions on real-time events across politics, Sports. We are building in a super-interesting category with a focus on things happening around you and giving the audience a platform to earn from opinions and knowledge.

We are a seed-funded company with marquee investors from across the globe and an amazing set of co-founders from the premier institutes of India.

To know more about us, please visit: www.trago.in

Responsibilities:

* Build the APIs and internal mechanisms of the Trago backend across all our services.

* Architect and guide building end-to-end systems optimized for speed and scale.

* Build and lead engineering teams to achieve product roadmap milestones.

* Oversee the research and development of new products and technologies.

* Be available for troubleshooting in case of backend emergencies.

Requirements:

* Bachelors in Computer Science or any Engineering domain with experience in Software Programming.

* 2-5 years of experience building large-scale software applications.
* Highly proficient with Java and knowledge of the many intricacies of Spring Boot.

* Proficient with MongoDB and Redis.

* Knowledge of Aerospike, and other databases would be a bonus. Good understanding of distributed systems (servers, databases, etc.).

* Positive and solution-oriented mindset and comfort working in a highly agile, intensely iterative software development environment.

What's in for you?

* Work directly with founders

* Freedom to experiment and get creative.

* Be Yourself, every day.

* Build for scale - We are building Trago with a mindset to scale to 100 mn+ customers in 3 years. We are presently doing 150K transactions a day, which we will scale by 100x in one year.

• 4+ years of professional development experience in an agile software engineering role
• Strong development skills in Java or Groovy
• Experience with Jenkins, bamboo and CI/CD environments
• Familiarity with Guice or similar dependency injection frameworks
• Familiarity with relational database technology
• Familiarity with document store database technology such as ElasticSearch or Cassandra
• Experience with design and testing of RESTful APIs
• Familiarity with cross platform development on Linux, OSX and Windows
• Strong understanding of Git version control system
• Knowledge of JavaScript (Node.js)
• Familiarity with Amazon Web Services (AWS)
• Familiarity with Docker / Kubernetes
• Experience with continuous integration and build systems such as Jenkins or Bamboo
• Experience with Jira or other project management, issue-tracking or bug-tracking tools
• Should have knowledge of RDBMS
• Familiarity with Node.js, Kotlin, Kafka, DynamoDB
• Previous experience with SaaS or cloud development, Micro-services

Our software developer for full stack role would be required to constantly work on building new features as per discussion with the product team.

Our front end code base is in Angular while the backend code base is in Python-Django.

Pre-requisites

• Expert level knowledge of Angular and Javascript
• Intermediate level knowledge of Python

Responsibilities

• Build new products / features from scratch
• Work on implementing and maintaing ticket booking flow on site
• Work on making existing features faster and better
• Work on reducing response time for all our apis

Qualifications & Skills

• Bachelor's degree or equivalent experience
• 1-6 years' experience in full stack development
• Hands-on with angular, python, django, mysql, mongodb, redis, rest-framework
• Ability to multi-task
• Strong verbal, written, and organizational skills
• Good analytical capabilities
• Mobile ecosystem knowledge

• Involved in entire SDLC lifecycle including analysis, development, fixing and monitoring of issues on the assigned product lines.
• Meets and exceeds standards for the quality and timeliness of the work products.
• Implements, unit tests, debugs and leads integrations of complex code.
• Identify opportunities for further enhancements and refinements to best practices, standards and processes.
• Ensure robust, securely accessible, highly available and highly scalable product that meets or exceeds customer and end-user expectations

Experience

Technical Duties & Responsibilities

3 – 6 Years

With 2-4 years of experience in Scalable Architecture development. We are looking for Independent Contributors, who have good understanding of Microservices based architecture, and a comprehensive awareness of various architectures & their suitability as per product requirements: -

• Can solve problems independently, be responsible for the requirement analysis and design implementation of important business modules, and be familiar with the online deployment environment, able to independently analyse and quickly troubleshoot online faults.

• Familiar with JAVA programming principles, understand their advanced features and class libraries, network and server programming, multi-threaded programming, common open source products
• Experience in SOA EIP using Apache Camel Spring Integration

• High quality coding ability, reusability, low coupling, scalability, high performance, maintainability, high security

• Have the architectural design capabilities of modules and subsystems, master common architectural design methods and patterns

• Understand SOA, event-driven, distributed system principles, large-scale network application structure, message middleware, caching, load balancing, clustering technology, data synchronization, NoSQL

• Have the project experience of RabbitMQ or Kafka

• If the candidate has air fare industry experience, might be priority

Responsibilities

• Deliver products on scope, time and with the highest quality
• Set up coding standards and processes in the team 
• Ensure adherence to engineering best practices, scalable architecture and modular design
• Lead efforts of a rapidly growing engineering team of strong individual contributors
• Lead design and code reviews and ensure high quality in implementation
• Ensure performance and security criteria are met
• Communicate technical directions to all levels within the company
• Report the status of work and present solutions 
• Contribute to organization-level goals like talent hiring, people skill development, etc.

Qualifications

Required Experience

• Love for Software and the Microsoft tech stack.
• 4+ years of experience with .NET, C#, ASP.NET, Microsoft Azure, etc
• Passion for upcoming tech; experience/tinkering with ASP.NET Core, Azure Cosmos DB, etc
• Basic SQL programming 
• Ability to work with client-side scripting languages; newer frameworks and paradigms such as React, Flutter or Angular
• 2+ years of experience developing large/complex application end-to-end

Technical Skills

• Proficiency in Web Development is required.
• Strong middle-tier development (API's).
• Should be hands-on with the technical deliverables.
• Very strong software engineering - design, development and testing, experience.
• Good understanding of design / architectural patterns and automation platforms.

Other Skills

• Excellent written and oral communication, team skills
• Ability to handle ambiguity and collaborate across multiple groups
• Ability to manage multiple projects/tasks concurrently and drive them to success
• Facilitate collaboration in cross-company discussions (i.e. vendor teams)
• Sound problem resolution, judgment, negotiating and decision making skills
• Excellence in strategic thinking, leadership and be able to influence without authority.
• Ability to rapidly assimilate new information and techniques