Java Developer

Java Developer (Backend) – 3+ Years Experience | Bangalore |

We are looking for a passionate and driven Backend Java Developer who thrives in building scalable systems from the ground up. If you enjoy solving complex problems, working in fast-paced environments, and owning your work end-to-end, this role is for you.

Key Responsibilities:

Design, develop, and maintain scalable backend systems using Java and Spring Boot.

Build and optimize RESTful APIs and microservices architectures.

Write clean, efficient, and high-performance code that can handle large-scale applications.

Collaborate closely with product and business teams to translate requirements into technical solutions.

Take ownership of features from design to deployment, ensuring reliability and performance.

Continuously improve system architecture, performance, and scalability.

Required Skills & Experience:

3+ years of experience in backend development using Java.

Strong hands-on experience with Spring Boot framework.

Proven experience working in product-based startups or fintech environments (preferred).

Solid understanding of microservices architecture and distributed systems.

Expertise in designing modular, scalable, and maintainable systems.

Strong problem-solving skills and ability to write optimized, production-grade code.

Ability to balance technical decisions with business impact.

Who Should Apply:

Candidates who enjoy building systems from scratch and working in early-stage/startup environments.

Individuals with a high sense of ownership, accountability, and initiative.

Developers who are self-driven, adaptable, and eager to learn.

JOB DESCRIPTION:

Location: bangalore

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 8 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains

Tasks:

·      You will take part in the design of the architecture and the development of modern software-based applications in the back-end (Node.JS, TypeScript, Nest.JS)

·      You support the technological conception, programming and implementation of new features

·      You help manage IoT-to-Cloud services, Microservices, Kubernetes and Docker on GCP

Requirements:

·      Bachelor or Master student in an IT-related field of study

·      Ability to holistically conceive applications in multiple technologies in the backend

·      Experience in agile software development with JavaScript, TypeScript, Node.JS and ideally Nest.JS

·      First experiences in Cloud (AWS/Azure/GCP) and Docker

·       

Nice to Have:

·      Experience with GraphQL, Microservices, Kubernetes

·      Understanding of IoT device management and message brokers like AMQP or MQTT

Benefits:

·      A responsible position in a fast-growing and highly innovative start-up

·      An agile and diverse team with colleagues from all over the world

·      English speaking open work environment, with flat hierarchies and short decision-making paths

·      Advanced technology stack leveraging cutting-edge IoT hardware and software

·      Creative freedom for own ideas, projects and personal development

·      Team building, learning and start-up events

Job Summary:

We are looking for a skilled and experienced Java Developer to join our team. As a Java Developer, you will be responsible for developing and maintaining our applications using Java, Spring framework, and other related technologies. The ideal candidate should have a strong understanding of object-oriented programming principles, as well as experience with a variety of technologies such as SQL, NoSQL, and cloud computing.

Responsibilities:

• Design, develop, and maintain our applications using Java, Spring framework, and other related technologies
• Write clean, efficient, and optimized code for applications
• Collaborate with cross-functional teams to understand user requirements and deliver high-quality solutions
• Develop and maintain backend systems using Spring framework
• Work with databases, including SQL and NoSQL
• Ensure code quality and maintain documentation
• Troubleshoot and debug applications
• Stay updated with emerging trends and technologies in Java development
• Work with other teams to deploy and maintain applications

Requirements:

• 3-7 years of experience in Java development
• Strong understanding of object-oriented programming principles
• Experience with Java, Spring framework, and related technologies
• Familiarity with databases, including SQL and NoSQL
• Knowledge of cloud computing is a plus
• Excellent problem-solving and debugging skills
• Strong communication and collaboration skills
• Ability to work independently and as part of a team
• Bachelor's degree in computer science or a related field

Key Skills:

• Strong proficiency in Java programming language
• Experience with Spring framework, including Spring Boot and Spring MVC
• Familiarity with cloud platforms such as AWS, GCP, and Azure
• Experience building RESTful APIs
• Knowledge of microservices architecture
• Familiarity with SQL and relational databases such as MySQL and Postgres
• Familiarity with NoSQL databases such as MongoDB and Redis
• Experience with messaging systems such as Kafka and RabbitMQ
• Experience with containerization tools such as Docker and Kubernetes
• Understanding of software development principles and experience with SDLC methodologies
• Experience with Git version control and build tools such as Maven and Gradle
• Familiarity with front-end technologies such as Angular and React is a plus
• Strong problem-solving and analytical skills
• Good communication and interpersonal skills
• Ability to work independently and take ownership of tasks
• Experience with test-driven development and unit testing frameworks such as JUnit and Mockito
• Familiarity with CI/CD tools such as Jenkins is a plus
• Familiarity with caching technologies such as Redis is a plus
• Working knowledge of design patterns and software architecture principles is a plus.

Job Requirements :

- Should have experience in supporting the application and infrastructure 24x7.

- Should have good working knowledge on troubleshooting skills of Operating Systems (Linux/Windows)

- Good experience on Java/j2EE application supporting and AWS infra supporting.

- Ability to work with 3rd parties/FOPS and provide required instruction to troubleshoot and restore faults.

- Respond quickly and effectively to production issues, troubleshooting solutions, and
taking responsibility for seeing those solutions through resolution.

- Identify root cause and corrective actions for highly complex availability, capacity, security, performance, and quality issues affecting the database.

- Strong knowledge of Linux/Unix operating system.

- Good knowledge of scripting languages like Shell, Python.

- Good Knowledge of Databases like Mongo, Mysql, SQL Server.

- Respond to alerts and take corrective action to ensure the high availability of our
production environments and participate in an after-hours on-call rotation.

- Experience/Knowledge of other cloud platforms (Azure, Google Cloud) is a plus

- Strong verbal and written communications skills are a must

- Must have production support experience as the requirement is 24X7X365 production support.

Must have experience on Java, Spring MVC / Boot, Hibernate / MyBatis 

- Must have experience on building large scale application 

- Must have experience on RESTful Web-Services 

- Must be good in problem solving, Data structures and Algorithms. 

- Strong understanding of Web Architectures, E-commerce solutions 

- Strong understanding of any MySql / Postgresql 

- Strong understanding of any Redis / Memcached / Mongodb / Elasticsearch 

- Hands-on experience on GCP / AWS would be an added advantage 

- Hands-on experience on Kubernetes / Docker would be an added advantage 

- Basic knowledge of version control system like Git / Mercurial / Bitbucket 

- Writes well managed and clean codes 

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications.

You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java application development while providing expertise in the full software development lifecycle, from concept and design to testing.

Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.

Experience : 2+ years

Location : Mumbai (WFO only) Initial few months work from home

Notice Period : 0 to 30 days ( Immediate joiners are preferred)

Roles & Responsibilities :

(This role encompassing both API engineering using Java stack and web development

Experience in designing, developing, testing and successfully deploying critical and complex projects.)

• 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 and presenting these for architectural review

· Build reusable code and libraries for future use

Required Skill set :

· Java background with a minimum of 3+ years experience in Java technologies.

· Experience in designing and developing application backend using frameworks like Spring Boot, Spring MVC, Jersey, JPA, Hibernate, SQL, Linux, JSON, XML, OAuth etc.

· Well & good if has Experience with frontend technologies

· Experience with both SQL and NoSQL database systems and writing SQL queries

· Strong experience building, designing, and consuming Restful web services.

· Exposure of Cloud Infrastructure - AWS and Alibaba Cloud

· Excellent understanding of ORM and Database concepts

· Experience with developing unit test code using JUNIT, Power Mock/EasyMock/Mockito etc.

· Experience with Git, Maven and CI/CD pipelines to deploy on Cloud applications

· Experience & knowledge on Micro services Architecture and API development using Java, spring, Spring Boot

· Experienced in roles conducting requirements gathering, writing user stories, creating application design and using design patterns

· Good knowledge on credentials/secrets management and data encryption techniques

· Good knowledge on coding standards, design patterns, unit testing.

· Good hands-on BitBucket/Github is preferred.