Java Developer

Position : Software Engineer (Java Backend Engineer)

Experience : 4+ Years

📍 Location : Bangalore, India (Hybrid)

Mandatory Skills : Java 8+ (Advanced Features), Spring Boot, Apache Spark (Spark Streaming), SQL & Cosmos DB, Git, Maven, CI/CD (Jenkins, GitHub), Azure Cloud, Agile Scrum.

About the Role :

We are seeking a highly skilled Backend Engineer with expertise in Java, Spark, and microservices architecture to join our dynamic team. The ideal candidate will have a strong background in object-oriented programming, experience with Spark Streaming, and a deep understanding of distributed systems and cloud technologies.

Key Responsibilities :

• Design, develop, and maintain highly scalable microservices and optimized RESTful APIs using Spring Boot and Java 8+.
• Implement and optimize Spark Streaming applications for real-time data processing.
• Utilize advanced Java 8 features, including:
• Functional interfaces & Lambda expressions
• Streams and Parallel Streams
• Completable Futures & Concurrency API improvements
• Enhanced Collections APIs
• Work with relational (SQL) and NoSQL (Cosmos DB) databases, ensuring efficient data modeling and retrieval.
• Develop and manage CI/CD pipelines using Jenkins, GitHub, and related automation tools.
• Collaborate with cross-functional teams, including Product, Business, and Automation, to deliver end-to-end product features.
• Ensure adherence to Agile Scrum practices and participate in code reviews to maintain high-quality standards.
• Deploy and manage applications in Azure Cloud environments.

Minimum Qualifications:

• BS/MS in Computer Science or a related field.
• 4+ Years of experience developing backend applications with Spring Boot and Java 8+.
• 3+ Years of hands-on experience with Git for version control.
• Strong understanding of software design patterns and distributed computing principles.
• Experience with Maven for building and deploying artifacts.
• Proven ability to work in Agile Scrum environments with a collaborative team mindset.
• Prior experience with Azure Cloud Technologies.

Company Description

NonStop io Technologies, founded in August 2015, is a Bespoke Engineering Studio specializing in Product Development. With over 80 satisfied clients worldwide, we serve startups and enterprises across prominent technology hubs, including San Francisco, New York, Houston, Seattle, London, Pune, and Tokyo. Our experienced team brings over 10 years of expertise in building web and mobile products across multiple industries. Our work is grounded in empathy, creativity, collaboration, and clean code, striving to build products that matter and foster an environment of accountability and collaboration.

Role Description

This is a full-time hybrid role for a Java Software Engineer, based in Pune. The Java Software Engineer will be responsible for designing, developing, and maintaining software applications. Key responsibilities include working with microservices architecture, implementing and managing the Spring Framework, and programming in Java. Collaboration with cross-functional teams to define, design, and ship new features is also a key aspect of this role.

Responsibilities:

● Develop and Maintain: Write clean, efficient, and maintainable code for Java-based applications 

● Collaborate: Work with cross-functional teams to gather requirements and translate them into technical solutions 

● Code Reviews: Participate in code reviews to maintain high-quality standards 

● Troubleshooting: Debug and resolve application issues in a timely manner 

● Testing: Develop and execute unit and integration tests to ensure software reliability

● Optimize: Identify and address performance bottlenecks to enhance application performance 

Qualifications & Skills:

● Strong knowledge of Java, Spring Framework (Spring Boot, Spring MVC), and Hibernate/JPA 

● Familiarity with RESTful APIs and web services 

● Proficiency in working with relational databases like MySQL or PostgreSQL 

● Practical experience with AWS cloud services and building scalable, microservices-based architectures

● Experience with build tools like Maven or Gradle 

● Understanding of version control systems, especially Git 

● Strong understanding of object-oriented programming principles and design patterns 

● Familiarity with automated testing frameworks and methodologies 

● Excellent problem-solving skills and attention to detail 

● Strong communication skills and ability to work effectively in a collaborative team environment 

Why Join Us? 

● Opportunity to work on cutting-edge technology products 

● A collaborative and learning-driven environment 

● Exposure to AI and software engineering innovations 

● Excellent work ethic and culture 

If you're passionate about technology and want to work on impactful projects, we'd love to hear from you

Job Summary

We are seeking an experienced Java + Kafka Developer to design, develop, and maintain high-performance, event-driven applications. The ideal candidate will have strong backend development skills in Java and hands-on experience with Apache Kafka for building scalable, real-time data processing systems.

Key Responsibilities

• Design and develop event-driven microservices using Java and Apache Kafka
• Build and maintain Kafka producers, consumers, topics, and streams
• Implement message processing, retries, error handling, and idempotency
• Develop and integrate RESTful APIs
• Ensure high availability, scalability, and performance of Kafka-based systems
• Monitor, troubleshoot, and optimize Kafka and application performance
• Collaborate with architects, DevOps, and QA teams
• Participate in code reviews and follow best practices
• Contribute to system design and technical discussions

Required Skills

• 6+ years of experience in Java backend development
• Strong hands-on experience with Apache Kafka
• Experience with event-driven and streaming architectures
• Solid understanding of microservices architecture
• Experience with REST APIs
• Good knowledge of multithreading, concurrency, and JVM concepts
• Familiarity with SQL / NoSQL databases
• Strong problem-solving and debugging skills

Job Description:

• Analyze highly complex business requirements;
• generate technical specifications to design or redesign complex software components and applications;
• Acts as an expert technical resource for modeling, simulation and analysis efforts;
• Adapt to change quickly and adjust work accordingly in a positive manner;
• Be flexible and thrive in an evolving environment;
• Individual contributor to build the application for e-commerce platform;
• Assures quality, security and compliance requirements are met for supported areas;
• Working in cloud data stores to include S3, DynamoDB and/or Amazon RDS;
• Perform test automation in a test-driven development environment;
• Implement DevOps concepts, tools and continuous delivery pipelines - Bamboo, Jenkins, Maven, Bitbucket, Jira, etc;
• Implement instrumentation to gather business-specific metrics around consumer usage patterns;

Please find the JD Below:

Job title- ATL/Technical Lead

Experience

1. Must have experience
   1. Extensive product development experience
   2. 5-10 years experience in back end Java Development
   3. Possess advanced knowledge of object-oriented design and development (OOA/OOD). 
   4. Team task assignment, mentoring and helping resolve issues 
   5. Self-starter, ability to work with minimal supervision.
   6. Skilled at working collaboratively in a team-oriented environment. 
   7. Excellent problem-solving skills. Curious and adept at researching project-related issues and challenges.
   8. Excellent debugging skills

1. Good to have
   1. Experience in SOA and microservice deployment model.
   2. GWT development experience
   3. Experience of working in an Agile development model
   4. Mixed experience in different type of organizations - product start up and large enterprises

Other Skills

1. Strong Analytical skills
2. Acumen for understanding customer's business goals
3. Process oriented- Following current processes and partner in process improvement.
4. Data oriented- Using data and knowledge base for solving current problem at hand and creating software knowledge base for future use.
5. Ability to juggle multiple development and design tasks simultaneously.

Job Title : Sr Java Developer

Job Description 

We are seeking a well experienced full stack Java developer for our product. As a member of the software engineering division, you will assist in defining and developing software for tasks associated with the developing, debugging or designing of software applications or operating systems. Provide technical leadership to other software developers. Specify, design and implement modest changes to existing software architecture to meet changing needs. 
  Roles and responsibilities? 

• Design, develop and implement software programming applications.
• Build highly scalable product.
• Participate in gathering business requirements and assessing existing architectures and resources.
• Work with application development team in delivering the project and deliverable within time and with good quality.
• Perform unit testing, oversee quality assurance of applications through system testing.
• Establishes processes for performance and conducts code review.
• Manage and mentor junior members of the team on good coding practice

Skills and experiences would I bring into this role? 

1. E/ B.Tech / MCA in computer science or a related field
2. 4+ Years of Java/J2EE work experience.
3. Object-Oriented design, patterns, algorithms, data structures
4. Well knowledge about Spring Hibernate framework.
5. Exposure to React JS / Angular JS.
6. Experience with SQL/No-SQL database technologies – MySQL, Mongo dB, Cassandra, Redis, PostgreSQL, etc.
7. Experience in Web services (REST or SOAP)
8. End to end web development experience is highly preferred
9. Good understanding of unit testing methodologies.
10. Good analytical and communication skills
11. Startup work culture mindset.

Role: Software Engineer

Location: Hyderabad

Experience: 3-5 years of experience in software development using Core Java, multi-threading, DS and Algos.

Key Requirements:

• • Develop robust Core Java code for advanced financial banking and trading applications, primarily using core Java principles around multi-threading and caching technologies.
• • Strong in Core Java concepts, JVM, API’s along with SQL and Java Message Service (JMS) skills.
• • Experience in Java server-side / backend development experience
• • Experience in Java Spring (Spring MVC, Spring batch, Spring Boot), Hibernate and JPA is a plus.
• • Knowledge of microservices development, container stack and CI/CD;