Backend Developer at Konnectbox · Remote, Bengaluru (Bangalore) · 5 - 7 years · ₹10L - ₹40L / yr (ESOP available) · Raised funding · Remote friendly · Posted 1 Sep 2021
- 2+ years of experience on Java, Spring Boot, Hibernate in medium to large-scale projects
- Must have experience with at least some flavours of both SQL (MySQL, Postgres) and NoSQL (Kafka, MongoDB, ElasticSearch, NoSQL distributed cache system, DynamoDB etc), datastores in production
- Must have experience with Kafka or similar message queue systems in production
- Stellar problem solving skills
- Hunger to learn new things and ability to grasp new concepts quickly
- Ability to move quickly without breaking things too much (we are dreamers)
- Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
- Should be able to groom juniors and take them to the next level

About Konnectbox
Similar jobs (10)
Job Title: Java Developer with Kafka
Location: Hyderabad
Experience: 4–9 Years
Job Summary
We are seeking an experienced Java Developer with strong expertise in Apache Kafka to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate should have hands-on experience building microservices, implementing event-driven architectures, and working with distributed systems.
Key Responsibilities
- Design, develop, and maintain Java-based applications using Spring Boot.
- Build and manage event-driven applications using Apache Kafka.
- Develop RESTful APIs and microservices.
- Integrate applications with databases and third-party systems.
- Optimize application performance, scalability, and reliability.
- Write clean, maintainable, and testable code following best practices.
- Collaborate with cross-functional teams in Agile/Scrum environments.
- Troubleshoot production issues and provide timely resolutions.
- Participate in code reviews and contribute to technical design discussions.
Required Skills
- 5–8 years of experience in Java application development.
- Strong proficiency in Java 8/11/17 and Spring Boot.
- Hands-on experience with Apache Kafka (producers, consumers, topics, partitions, consumer groups).
- Experience developing REST APIs and Microservices.
- Strong understanding of multithreading, collections, and JVM concepts.
- Experience with SQL databases (Oracle, PostgreSQL, or MySQL).
- Familiarity with Git, Maven/Gradle, and CI/CD pipelines.
- Knowledge of Docker and Kubernetes is an advantage.
- Experience with cloud platforms (AWS, Azure, or GCP) is a plus.
- Good analytical, problem-solving, and communication skills.
Preferred Qualifications
- Experience with event-driven architecture and distributed systems.
- Exposure to monitoring tools such as Prometheus, Grafana, ELK, or Splunk.
- Knowledge of messaging systems and integration patterns.
- Experience working in Agile development environments.
Job Description:
We are looking for experienced Java professionals with strong backend development experience to join our technology team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and related backend technologies.
Key Responsibilities:
- Design, develop, and maintain scalable backend applications using Java and Spring Boot.
- Develop and integrate RESTful APIs and Microservices.
- Work with Kafka for event-driven architecture and messaging.
- Write clean, efficient, and maintainable code.
- Troubleshoot and resolve application issues.
- Collaborate with frontend, QA, DevOps, and other technical teams.
- Participate in code reviews, design discussions, and technical solutioning.
- Ensure application performance, scalability, and reliability.
Primary Skills:
- Core Java
- Spring Boot
- Microservices
- REST API
- Kafka
- SQL / Database
Good to Have:
- React.js
- Cloud technologies
- Docker / Kubernetes
- CI/CD
- Agile/Scrum experience
Total Experience: 2+ years
Mode Of Hire: Permanent
Required Skills Set (Mandatory): Object Oriented Programming, data structures, algorithms, software design, and database systems.
Desired Skills (Good if you have): Springboot, ElasticSearch, MongoDB, MySQL, Redis, Crawling/ Web Scraping, Programming languages(Java, Python, C, C++)
Job Responsibilities
- Collaborate with Managers and other Engineers to help define, scope, and implement high-quality features that solve critical user needs.
- Break down requirements into architecture and deliver code, while keeping operational issues in mind.
- The ability to own end-to-end responsibility right from the requirement to release.
- Write clear documentation so that other engineers can jump in and get things done.
- Actively participate in design and code reviews.
- Help take Tracxn to the next level as a world-class engineering team
Job Requirements
- Experience with building backend services. Strong algorithm and CS skills.
- Experience designing and implementing large‐scale distributed systems.
- Experience with multiple programming languages (Java, Python) and data stores (MongoDB, MySQL, Redis, etc)
- Proven ability to work in a fast-paced, agile, and in ownership, and results-oriented culture.
- Strong problem-solving and analytical skills.
Culture
- Work with performance-oriented teams driven by ownership and passion.
- Learn to design systems for high accuracy, efficiency, and scalability.
- No strict deadlines focus on delivering quality work.
- Meritocracy-driven, candid culture. No politics.
- Very high visibility regarding which startups and markets are exciting globally.
About Tracxn
Tracxn (Tracxn.com) is a Bangalore-based product company providing a research and deal sourcing platform for Venture Capital, Private Equity, Corp Dev, and professionals working around the startup ecosystem. We are a team of 800+ working professionals serving customers across the globe. Our clients include Funds like Andreessen Horowitz, Matrix Partners, GGV Capital, and Large Corporations such as Citi, Embraer & Ferrero.
Founders
- Neha Singh (ex-Sequoia, BCG | MBA - Stanford GSB)
- Abhishek Goyal (ex-Accel Partners, Amazon | BTech - IIT Kanpur)
About Technology Team
Tracxn's Technology team is 50+ members strong and growing. The technology team is subdivided into multiple smaller teams, each of which owns one or more services/components of the technology platform. Ours is a young team of motivated engineers with a minimal management structure where almost everyone is actively involved in technical development and design activities. We have a team-centric culture where the ownership and responsibility of a feature or module lie with a team as compared to an individual.
We work on an array of technologies, including but not limited to Spring, Elastic Stack, Kafka, Mongo, MySQL, Redis, ReactJS, Next.js, Node, AWS Lambda, Ansible, etc.
We value ownership, continuous learning, consistency, and discipline as a team.
About NonStop io Technologies:
NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment.
Brief Description:
NonStop io is seeking a proficient Java Developer to join our dynamic team. In this role, you will contribute to designing, developing, and maintaining high-quality Java-based applications. You will work closely with cross-functional teams, ensuring the delivery of robust and scalable software solutions.
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
- Experience with microservices architecture, distributed systems, and complex system design
- Familiarity with RESTful APIs and web services
- Proficiency in working with relational databases like MySQL or PostgreSQL
- 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
- Understanding of AWS environments and cloud-based application deployment
- Experience working with CI/CD pipelines and DevOps practices
- 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 Description: https://drive.google.com/file/d/1P2sPZKidnBCGHEIunjdRaFLUHX3R5_Ov/view?usp=drive_link
Job Description:
We are looking for experienced Java professionals with strong backend development experience to join our technology team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and related backend technologies.
Key Responsibilities:
- Design, develop, and maintain scalable backend applications using Java and Spring Boot.
- Develop and integrate RESTful APIs and Microservices.
- Work with Kafka for event-driven architecture and messaging.
- Write clean, efficient, and maintainable code.
- Troubleshoot and resolve application issues.
- Collaborate with frontend, QA, DevOps, and other technical teams.
- Participate in code reviews, design discussions, and technical solutioning.
- Ensure application performance, scalability, and reliability.
Primary Skills:
- Core Java
- Spring Boot
- Microservices
- REST API
- Kafka
- SQL / Database
Good to Have:
- React.js
- Cloud technologies
- Docker / Kubernetes
- CI/CD
- Agile/Scrum experience
Role: Java Backend Lead
Experience: 9.5+ Years
Location: Hyderabad / Bangalore
Notice Period: Immediate to 15 Days
Interview Process: All Rounds Virtual
Mandatory Skills
- Strong hands-on experience in Java
- Spring Boot
- Microservices
- Kafka
- Strong technical/lead experience
Job Description
We are looking for an experienced Java Backend Lead with 9.5+ years of experience in backend application development and technical leadership.
The candidate should have strong expertise in Java, Spring Boot, Microservices, and Kafka, along with experience leading technical teams and delivering scalable backend solutions.
Key Responsibilities
- Design and develop scalable backend applications using Java and Spring Boot.
- Develop and maintain Microservices-based applications.
- Work extensively with Kafka for event-driven applications.
- Provide technical leadership and guide development teams.
- Participate in architecture, design, coding, code reviews, and troubleshooting.
- Collaborate with cross-functional teams to deliver projects successfully.
Greetings from NAM Info Pvt Ltd,
Job Title: Senior Java Spring Boot & Microservices Developer
Experience: 7+ Years
Primary Skills: Java 8/10, Spring Boot, Microservices, REST APIs, Kafka
Job Summary
We are looking for an experienced Java Spring Boot & Microservices Developer with 7+ years of hands-on experience in designing, developing, and deploying scalable enterprise applications. The ideal candidate should have strong expertise in Java 8/10, Spring Boot, Microservices architecture, RESTful APIs, Kafka, multithreading, collections, and coding best practices.
Key Responsibilities
- Design, develop, and maintain scalable applications using Java 8/10 and Spring Boot.
- Build and implement Microservices-based applications following industry best practices.
- Develop and integrate RESTful APIs with internal and external systems.
- Implement asynchronous and event-driven solutions using Apache Kafka.
- Write clean, efficient, maintainable, and reusable code.
- Optimize application performance using Java Collections, Multithreading, and Concurrency concepts.
- Troubleshoot, debug, and resolve production issues.
- Participate in code reviews and ensure adherence to coding standards.
- Collaborate with cross-functional teams including Product, QA, DevOps, and Business stakeholders.
- Contribute to architecture discussions and technical design decisions.
Required Skills
- 7+ years of hands-on experience in Java development.
- Strong proficiency in Java 8/10 features (Streams, Lambda Expressions, Optional, Functional Interfaces, etc.).
- Excellent understanding of Java Collections Framework.
- Strong knowledge of Multithreading and Concurrency.
- Hands-on experience with Spring Boot.
- Solid experience in developing REST APIs.
- Strong practical experience in Microservices architecture.
- Hands-on experience with Apache Kafka.
- Good understanding of object-oriented programming (OOP), design patterns, and SOLID principles.
- Strong coding, debugging, and problem-solving skills.
- Experience with Git and Maven/Gradle.
- Knowledge of SQL databases and API testing tools such as Postman.
Preferred Skills
- Experience with Docker and Kubernetes.
- Familiarity with CI/CD pipelines.
- Experience working with cloud platforms such as AWS, Azure, or GCP.
- Knowledge of monitoring and logging tools.
- Exposure to Agile/Scrum development methodologies.
Mandatory Technical Expertise
- Java 8/10
- Spring Boot
- REST APIs
- Microservices
- Apache Kafka
- Multithreading
- Collections Framework
- Strong Coding & Problem-Solving Skill
1.Candidates should have experience in design and develop high-volume applications for delivering
high-availability and performance.
2. Write Well designed, testable and efficient code.
3. Ensure designs are in compliance with specifications.
4. Prepare and produce releases of software components.
5. Support continuous improvement by investigating alternatives and technologies for the
architectural review.
6. Should be highly motivated in both solo and team situations by contributing to a great team spirit.
7. Desire and drive to take an active role in improving the end product
8. Should have strong knowledge of client server interaction, good understanding of REST
architecture
SKILLS REQUIRED
Position Title : Software Engineer
Position Type: Full-Time
Department: Research & Development
Reports To: First Level Manager,
Company Background:
Affiliated with US Group companies, CGLIA Solutions LLP is an innovative Software Product Development organization developing highly available, highly secure, cloud-based enterprise software products catering to the needs of leading Research Facilities, University Medical Centers, Hospitals, and Pharmaceutical companies across the globe, ultimately contributing to the development of life-saving medications.
CGLIA is committed to helping software professionals unleash their creativity, build world-class enterprise applications, and accelerate their careers in a collaborative and innovation-driven environment.
Job Summary :
As a Software Engineer (Java), you will be responsible for designing, developing, and maintaining scalable, secure, and high-performance cloud-based enterprise applications. You will work closely with Product Management, Business Analysts, QA, DevOps, and cross-functional engineering teams to deliver innovative software solutions that exceed customer expectations.
The ideal candidate should be a self-starter with excellent analytical and problem-solving skills, strong expertise in Java backend technologies, and a passion for developing high-quality software. This role also provides an opportunity to mentor junior engineers, participate in technical discussions, and contribute to architectural decisions.
Key Responsibilities
- Participate in requirement analysis and collaborate with Product Management to understand functional and non-functional requirements.
- Contribute to technical design discussions and prepare technical design documentation.
- Design, develop, test, and maintain scalable backend applications using Java and Spring Boot.
- Develop and maintain RESTful APIs and Microservices.
- Write clean, reusable, maintainable, and well-documented code following industry best practices.
- Optimize application performance, scalability, reliability, and security.
- Perform unit testing, code reviews, debugging, and production issue resolution.
- Collaborate with QA, DevOps, UI, and Product teams throughout the software development lifecycle.
- Mentor junior engineers and actively contribute to knowledge sharing within the team.
- Stay updated with emerging technologies, frameworks, and software development best practices.
- Participate in technical interviews and hiring activities to support organizational growth.
- Undertake additional responsibilities as required to achieve project and organizational objectives.
Qualifications (Education, Experience, Skills & Knowledge)
- Bachelor's degree in Computer Science, Information Technology, or an equivalent discipline.
- 5+ years of hands-on experience in Java application development.
- Strong expertise in Core Java (Java 8/11/17) and Object-Oriented Programming concepts.
- Extensive experience with Spring Boot, Spring MVC, Spring Data JPA, Spring Security, and Hibernate.
- Strong experience designing and developing RESTful APIs and Microservices.
- Experience working with relational databases such as MySQL, PostgreSQL, Oracle, or MS SQL Server.
- Good understanding of Data Structures, Algorithms, Design Patterns, and Multithreading.
- Angular, Bootstrap, Material Design, HTML5, CSS, JavaScript
- Hands-on experience with Git, Maven/Gradle, and Agile/Scrum development methodologies.
- Experience with code quality tools such as SonarQube and static code analysis.
- Exposure to Docker, Kubernetes, CI/CD pipelines, and cloud platforms (AWS, Azure, or GCP) is preferred.
- Knowledge of messaging systems such as Kafka or RabbitMQ is an added advantage.
- Strong analytical, troubleshooting, and debugging skills.
- Excellent written, verbal, and interpersonal communication skills.
- Ability to work independently and collaboratively in a fast-paced product development environment.
- Eagerness to learn and adopt new technologies.












