CI Backend Developer [email protected])

Shift timings : Afternoon

Job Summary

We are seeking an experienced Senior Java Developer with strong expertise in legacy system migration, server management, and deployment. The candidate will be responsible for maintaining, enhancing, and migrating an existing Java/JSF (PrimeFaces), EJB, REST API, and SQL Server-based application to a modern Spring Boot architecture. The role involves ensuring smooth production deployments, troubleshooting server issues, and optimizing the existing infrastructure.

Key Responsibilities

● Maintain & Enhance the existing Java, JSF (PrimeFaces), EJB, REST API, andSQL Server application.

● Migrate the legacy system to Spring Boot while ensuring minimal downtime.

● Manage deployments using Ansible, GlassFish/Payara, and deployer.sh scripts.

● Optimize and troubleshoot server performance (Apache, Payara, GlassFish).

● Handle XML file generation, email integrations, and REST API maintenance.

● Database management (SQL Server) including query optimization and schema updates.

● Collaborate with teams to ensure smooth transitions during migration.

● Automate CI/CD pipelines using Maven, Ansible, and shell scripts.

● Document migration steps, deployment processes, and system architecture.

Required Skills & Qualifications

● 8+ years of hands-on experience with Java, JSF (PrimeFaces), EJB, and REST APIs.

● Strong expertise in Spring Boot (migration experience from legacy Java is a must).

● Experience with Payara/GlassFish server management and deployment.

● Proficient in Apache, Ansible, and shell scripting (deployer.sh).

● Solid knowledge of SQL Server (queries, stored procedures, optimization).

● Familiarity with XML processing, email integrations, and Maven builds.

● Experience in production deployments, server troubleshooting, and performance tuning.

● Ability to work independently and lead migration efforts.

Preferred Skills

● Knowledge of microservices architecture (helpful for modernization).

● Familiarity with cloud platforms (AWS/Azure) is a plus.

JOB RESPONSIBILITIES (About 10 - 11 years and at least 9 years relevant experience)

Develop Java webservices and components according to a detailed design document.

Build efficient, reusable and reliable Java code per industry best practices.

Follow TDD approach and ensure unit-test coverage meets quality requirements.

Develop Integration tests to ensure coding adheres to acceptance criteria and verify end-to-end behavior of the system.

Ensure best possible performance, quality and responsiveness of applications.

EXPERIENCE / SKILLS

Must have experience developing in Java latest version (least version is 8)

Must have experience in design and development using Micro service architecture

Solid knowledge in OOP concepts, and design principles/patterns for developing scalable applications

Must have experience developing Spring Boot applications

Must have experience developing database access layer using Spring Data JPA/Hibernates

Must have experience in developing REST Services using Spring

Good working experience in development of event driven systems using any framework

Must have experience with any RDBMS and at least one NoSQL database preferably PostgresSQL and Mongo DB

Must have experience writing unit and integration tests using Junit

Must have experience using mock frameworks like Mockito, WireMock

Must have experience using Git

Must have experience with CI / CD

Basic hands-on experience in one of the cloud provider (AWS/Azure) or at least docker and Kubernetes

Familiarity with build tools Maven or Gradle

Added advantage with experience of Reactive and Functional Programming

Required Skills:

• 3+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 3+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Note:

• Should have hands-on core knowledge of Java.
• Must have min 3-5 years of experience.

Kindly do not apply otherwise.

Candidates must also fill out this form to start their processes. -> https://forms.gle/mBUAdg2NfrL6DF479

Looking for 5+ years of experienced Java developers to work on a new-age lending finance company based in Pune. We empower established banks with the lending ecosystem of the future. Backed by HDFC, we are on a mission to grow our current transactional amount of 13 Bn+ to tenfolds in the near future.

Our tech stack is one of the most exciting and ahead of its times where we would be expecting you to get your hands practical on these things.

- Ability to communicate effectively verbally and in writing.

- Mentoring junior developers with code reviews design reviews and unit tests.

- Code Versioning (Git, Bitbucket)

- Java

• Collections

• Multi-threading, Background Scheduling

• Design & Architecture patterns

• Springboot, MVC, API-first philosophy

• Understanding fundamental design principles behind a scalable application

• Work with database versioning concepts using Java.

- Api Gateways - APiCurio, Kong, Open API Concept

- Redis, Kafka, ElasticSearch

- DB - PSQL, Aurora, MongoDB

- Deployment - basic understanding of Docker, Kubernetes, Terraform AWS

- Alerting & Monitoring - grafana, elasticsearch, kibana, fluentd, prometheus

Although the full list of the tech stack is very vast, and we've multiple developers for each part of the stack, we would expect any senior role to understand the basics of other services end of the day, but be fluent in Core Java.

Responsibilities: 

As a backend developer you would be responsible for:   

• Executing full lifecycle software development
• Architect and conceptualise the solution from initiation to completion meeting client requirements 
• Work with customer and their integration partners to ensure the product is well integrated 
• Programming well-designed, testable and efficient code 
• Develop flowcharts, layouts and documentation to identify requirements and solutions 
• Work with cross-functional teams (Product, Engineering and ML team) to craft custom solutions 
• Ensure clients change requests are addressed effectively in a timely manner 

Requirements:  

• 2+ years of experience in architecture and developing high performance web applications
• In-depth understanding of the entire web development process (design, development, and deployment)
• Strong NoSQL and/or SQL database design and query writing skills with a commitment to performance and efficiency 
• Knowledge of RESTful API and SOAP Webservices paradigms 
• Experience with CRM/ERPs like systems SAP, Oracle, SalesForce, Servicenow, Workday, etc. would be a huge plus 
• Ability to operate in a highly ambiguous and fast-paced environment 
• Superior verbal and written communication skills 

Our Technology Stacks:  

• Demonstrated experience in our tech stack will be a big plus as it lets you get up and running with our product that much sooner 
• Node.js back-end with typescript 
• MongoDB as database 
• React to power our user interfaces (don't worry, we don't expect it for back-end) 
• NGINX as our web server 
• RabbitMQ 
• Redis 
• Elasticsearch 
• Docker 

Your Opportunity

• Own and drive business features into tech requirements
• Design & develop large scale real time server side systems
• Quickly create quality prototypes
• Staying updated on emerging technologies
• Ensuring that all deliverables adhere to our world class standards
• Promote coding best practices
• Mentor and develop junior developers in the team

Required Experience:

• 4+ years of relevant experience as described below
• Excellent grasp of Core Java, Multi Threading and OO design patterns
• Experience with Scala, functional, reactive programming and Akka/Play is a plus
• Excellent understanding of data structures and algorithms
• Solid grasp of large scale distributed real time systems
• Prior experience on building a scalable and resilient micro service
• Solid understanding of relational databases, NoSQL databases and Caching systems
• Good understanding of Big Data technologies such as Spark, Hadoop is a plus
• Experience on one of AWS, Azure or GCP

Who you are :

• You have excellent and effective communication and collaborative skills
• You love problem solving
• You stay up to date with the latest technologies and then apply them in real life
• You love paying attention to detail
• You thrive in meeting tight deadlines and prioritising workloads
• Ability to collaborate across multiple functions

Education:

Bachelor’s degree in Engineering or equivalent experience within the field

Job Description: 

3+ years of experience as a JAVA/J2EE technologies developer in delivering highly available and scalable applications in a cloud operating environment. - Expertise in Spring framework and equivalent. 

• Experience in developing Java Microservices using spring boot, docker, Kubernetes etc. 
• Programming expertise in Java, JavaScript; and familiarity with other languages.
• Experience building, testing, and consuming REST APIs is a must have experience. 
• Experience with high-throughput messaging technologies and patterns; Kafka and/or related technologies a plus. 
• Exposure to databases of any types relational, analytical, columnar, etc; including MySql. 
• Experience with Git source control and building/maintaining Continuous Integration and Delivery pipelines; Jenkins experience a plus. 
• Expertise in Object-Oriented Development. 
• Experience working in an Agile/Scrum-inspired delivery methodology. - Expertise with database programming, transaction management. Expertise with build tools – MAVEN, Gradle. 
• Expertise in design patterns and data structures. 
• Good understanding of Unit test tools. 
• Good analytical skills to break down requirements and solve complex problems. 
• Good understanding of Source control toolsets. 
• Well-developed verbal and written communication skills. 
• Proven track record to meet aggressive timelines.

Required Skills:

Good to have

• Understanding CI tools like Jenkins, Bamboo. 
• Experience with Google Cloud Platform or equivalent. 
• Experience with Microservices and/or Monolith to Microservice migration.
• Experience with frontend technologies like to react, angular is a plus
• Good Linux experience

Currently, we are ongoing a Big Project for which we need an immediate Golang Developer for 6 Months on a contract basis with a strong understanding of quality design, problem-solving, contributing ideas on using the latest technologies etc. This role will involve collaboration with the business partners, product managers and other representatives. We’re looking for a highly skilled Senior Software Engineer to work closely with the product and the open-source community to build the Digirex vision. You’ll join a highly collaborative team working along with talented engineers focusing to be the best in Cloud-native ecosystem. You should also be willing to work with a start-up