Backend Java Developer

Position Overview

We are seeking a skilled Developer to join our engineering team. The ideal candidate will have strong expertise in Java and Python ecosystems, with hands-on experience in modern web technologies, messaging systems, and cloud-native development using Kubernetes.

Key Responsibilities

• Design, develop, and maintain scalable applications using Java and Spring Boot framework
• Build robust web services and APIs using Python and Flask framework
• Implement event-driven architectures using NATS messaging server
• Deploy, manage, and optimize applications in Kubernetes environments
• Develop microservices following best practices and design patterns
• Collaborate with cross-functional teams to deliver high-quality software solutions
• Write clean, maintainable code with comprehensive documentation
• Participate in code reviews and contribute to technical architecture decisions
• Troubleshoot and optimize application performance in containerized environments
• Implement CI/CD pipelines and follow DevOps best practices
•  
• Required Qualifications
• Bachelor's degree in Computer Science, Information Technology, or related field
• 4+ years of experience in software development
• Strong proficiency in Java with deep understanding of web technology stack
• Hands-on experience developing applications with Spring Boot framework
• Solid understanding of Python programming language with practical Flask framework experience
• Working knowledge of NATS server for messaging and streaming data
• Experience deploying and managing applications in Kubernetes
• Understanding of microservices architecture and RESTful API design
• Familiarity with containerization technologies (Docker)
• Experience with version control systems (Git)
•  
• Skills & Competencies
• Skills Java (Spring Boot, Spring Cloud, Spring Security)
•  
• Python (Flask, SQL Alchemy, REST APIs)
• NATS messaging patterns (pub/sub, request/reply, queue groups)
• Kubernetes (deployments, services, ingress, ConfigMaps, Secrets)
• Web technologies (HTTP, REST, WebSocket, gRPC)
• Container orchestration and management
• Soft Skills Problem-solving and analytical thinking
• Strong communication and collaboration
• Self-motivated with ability to work independently
• Attention to detail and code quality
• Continuous learning mindset
• Team player with mentoring capabilities

Our client is a prominent Indian Payment Gateway company and we are seeking a talented Senior Engineer / Architect to join our team and help build robust systems from the ground up.

Experience: 4-10 years [Immediate joiners highly preferred]

Essential: System Design, Java with Spring Boot / microservices and great communication skills.

Should be able to translate user requirements to a blueprint that can drive the implementation phase and in addition mentor junior developers. Would also be actively involved in writing code.

Added advantage:

- Microservices deployment with Docker

- Experience with Spring Cloud would be great

Key Responsibilities:

- Design and develop robust, scalable Java applications

- Collaborate with cross-functional teams to drive innovation

- Participate in code reviews and contribute to best practices

What We Offer:

- Super learning opportunities, being part of hardcore tech team

- Competitive salary

- Freedom to explore and innovate

No FinTech experience? No problem! We value attitude and aptitude.

Location - Pune, MH (Hybrid)

Note - You would be working directly with me to:

- Understand existing systems

- Identify gaps

- Participate in design decisions

- Write code

- Conduct proof of concepts

- Drive improvements

Sr Java Developer

Experience: 5+ Years

Location: Navi Mumbai, CBD Belapur

Domain: Banking (Payment Aggregators Project)

Work Schedule: 1st and 3rd Saturdays required, as per banking norms

Education: B.E. or Graduation in Computer Science or related field

Budget- 15 Lacs max fixed

Initial document check list before sharing the profiles.

Education

1. 10th Passing Certificate
2. 10th Mark Sheet
3. 12th Mark Sheet
4. 12th Passing Certificate
5. Convocation Certificate (Mandatory)
6. PG (if completed) Degree Certificate & Passing Certificate

Employment

1. Previous Organization’s Offer Letter
2. Previous Organization’s Appointment Letter
3. Previous Organization’s Experience Letter
4. Resignation Acceptance Mail from Previous Organization

JOB DESCRIPTION

Key Responsibilities:

Application Development: Design, develop, and maintain robust applications using Java, Spring, Spring Boot, Microservices, Hibernate, REST API, and Oracle SQL.

Spring Validation & Security: Implement input validation and manage secure access to resources using Spring Security.

Collaboration: Work hand-in-hand with cross-functional teams to define, design, and deliver innovative features.

Performance Optimization: Ensure peak performance, quality, and responsiveness of applications.

Problem Solving: Identify bottlenecks and bugs, and craft effective solutions.

Code Quality: Maintain high standards of code quality, organization, and automation.

Skills and Qualifications:

Experience: 5+ years in Java development.

Technical Proficiency: Expert in Java, Spring, Spring Boot, Microservices, Hibernate, REST API, Oracle SQL, and Spring Security.

Banking Domain Knowledge: Experience in payment gateway projects is a plus.

Design Patterns: Strong understanding of object-oriented programming and design patterns.

Problem Solver: Excellent analytical skills and ability to thrive in a fast-paced environment.

About Us:

Developed in formal collaboration with the University of Cambridge in May 2000, HeyMath! is an Ed-Tech company whose mission is to Raise the Game in Maths for school systems around the world. We do this using technology to deliver engaging teaching methodologies and personalised learning paths for students. HeyMath! has been successfully adopted by CBSE schools since 2004, with positive outcomes for the entire ecosystem.

Check us out at www.heymath.com

We plan to work mainly from home in 2022 and the virtual office atmosphere is collegiate, informal and friendly, with small high-impact teams making a difference to customers.

What we are looking for:

Experience in building and re-engineering cloud based solutions on AWS.

Strong knowledge of Object Oriented Programming(OOPS) and design patterns is a must. Hands-on development on Spring MVC framework.

Experience working on Java 8 or above.

Must have very good knowledge of RDBMS such as MySQL and performance tuning of the same.

Exposure to server-side and client-side caching mechanisms. Ability to debug the applications and provide instant workable solutions.

Experience working on Elastic Search / Kafka / Kubernetes or all is a nice to have.

• 2+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl 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

• 4+ 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.

Work Location: Chennai

Work Experience: 5 to 8 Years

• Experience in working with Core Java (Ver 11), Spring, Spring Boot, Hibernate, JSF or Primefaces, SQL
• Familiarity with working with Jasper, Rest API is added plus

• Design, develop, implement, and maintain java application phases, code, and software
• Programming, testing, and debugging
• Competence and comfort using multiple frameworks
• Ability to gather accurate requirements and work closely with stakeholders
• Strong attention to detail with the ability to identify errors 

• Graduate in Computer Science / Computer Applications / Engineering / Information Technology

• Must worked on Spring Boot as an individual contributor.
• Develop a distributed and scalable solution for high-performance financial solutions
• Design, code, test, debug, and document programs as well as support activities for the corporate systems architecture
• Develop tools for performance tracking, monitoring, and reporting on the suite of server-side applications
• Perform and manage stages of the SLDC and participate in the systems review with Project Lead/Manager
• Should have knowledge on Cloud applications preferably on AWS
• Devops with Jenkins, Shellscripting
• Must have experience / knowledge in Cluster Management Frameworks , Spark, Kafka,
• Elastic Search, Docker and database, build-and-test (preferred).
• Demonstrate skills in problem-solving and decision-making
• Experience with Test Driven Development using TestNG/Junit testing framework

• Minimum of 3+ years of experience with server-side core java development
• Hand-on experience in Micro Services with Spring Boot and use of tools like Sonar Qube, Jenkins, AWS.
• Test methodologies and testing tools e.g. JUnit.
• Shell scripting to handle basic scripting
• Able to work independently and produce high-quality solutions.
• Excellent team player and strong interpersonal skills.
• Participating in code reviews
• Knowledge in cloud and DevOps will be plus

As the Java Developer, you will be responsible for developing cutting edge health-tech applications that include high scale transaction processing, intelligent bot based programs and data analytics.

What you will do:

• Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
• Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
• Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
• Developing the Code as per the requirements
• Working with product team and constructing the tech roadmap
• Designing, building and scaling the company's backend microservices
• Maintaining code integrity and organization
• Applying all quality requirements to make the code production ready
• Developing and deploying new features to facilitate related procedures and tools if necessary
• Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
• Designing and building efficient, reusable, and reliable Java code
• Pro actively catching and fixing bugs, and providing support for the back end services
• Managing servers and infrastructure by keeping the lights on and refining the deployment architecture

What you need to have:

We are looking for Product Developers-Java Technology with hands-on experience in Core java and socket programming with the flair for working on cutting-edge solutions.

Responsibilities and duties:

• Responsible for the development and unit testing of various modules in JAVA and other related technologies. 
• Need to do requirement understanding, preparing initial concept and possible architecture design. 
• Responsible for feasibility analysis and POC development. 
• Ability to understand the product architecture and end-to-end system flow. 
• Ability to relate and analyze tasks as per overall product architecture and philosophy. 
• Work in Agile SCRUM development model and be able to plan, estimate, execute and deliver quality work as per committed timeline. 
• Ability to continuously analyze and contribute to lean processes, quality improvements, product growth, and productivity improvements within the team.

Required Skills: 

• JAVA - Core JAVA Concepts, Socket Communication, Multithreading, Exception Handling, Collections Framework, Reflections, I/O, XML, HTML, JSON, YML
• Database version management tools like Liquibase etc.
• Version control system like GIT. Hands-on experience with strong knowledge of branching, merging,
• Build systems like Maven, Gradle, Ant etc.
• Hands-on experience in running development environment on Unix/Linux (Ubuntu, CentOS).
• Cloud computing experience, Integration with third-party devices, experience in writing REST APIs, shell scripting knowledge will be an added advantage.

  We are looking for Product Developers-Java Technology with hands-on experience in Core java and socket programming with the flair for working on cutting-edge solutions.