We are hiring for Java senior Developers with Spring Boot and Microservices experience for Bangalore location. It is work from home now and after 6-8 months candidate must relocate to Bangalore.
Senior Java Developers
6-10 yrs
Should have hands on experience in Spring Boot and Microservices

About Careator Technologies Pvt Ltd
About
Careator Technologies :
We provide end-to-end IT and digital transformation services, including SAP ERP solutions (implementation, S/4HANA migration, cloud, analytics), Salesforce CRM services (full-cycle implementation, customization, integration, support), and Custom Application and Product Development.
We also deliver Business Intelligence & Analytics solutions and IT staffing/talent solutions to help organizations scale technology teams and projects effectively.
15 years of Delivering Assurance Globally.
Similar jobs

- Drive development and delivery of top notch technology solutions to clients efficiently.
- Lead development of implementation plan, logic and modules to embed in client solutions and client discussion ready documents /presentations.
- Lead in designing, implementing, maintaining and updating applications that are often high-volume and low-latency, required for mission critical systems.
- Lead in refining and improving system stability by continuously refactoring and measuring performance.
- Drive development of actionable, clean, maintainable, testable, reusable, extensible codes, including standardization and automation of processes.
- Provide technical and functional guidance to team members through expert knowledge and hands-on support.
- Manage projects, resource utilization, time schedules and deliveries to clients.
- Proactively drive discussions with stakeholders to understand their business requirements, business context and guide team to provide robust actional solutions.
- Effectively engage with stakeholders – create and nurture and deepen relationships.
- Ensure positive & creative work-environment, culture of collaborations, speak-up, high level of energy & enthusiasm, curiosity to learn and continuous improvement.
- Inspire, engage, motivate and provide constructive feedback to team members to develop their technical & soft skills and fully support their development aspirations.
- Drive researching and conceptualizing solution approaches, new techniques or solution frameworks and author high quality discussion papers.
Qualifications, Skills and Experiences
- BE / BTech / ME / M Tech in engineering or MCA or similar relevant field.
- 2 to 17 years (Junior, Intermediate, Senior Role & we have multiple openings)of relevant hands-on experience and excellent knowledge of Java, Python, SQL, Relational Databases, DB schema or ORM technologies.
- Excellent knowledge and experience of building applications, platforms and services in Java, Python and MS SQL or at least two of them.
- 5 + years of experience of managing projects, team and stakeholders.
- Knowledge and experience of agile methodologies.
- Excellent communication and inter-personal skills.
- Experience of working in a fast-paced environment and make quality decisions in moderately to high ambiguous work environment.
- Previous work experience in financial services, especially, capital markets is preferred.
About Company
Espressif Systems (688018) is a public multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India, and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge WiFi-and-Bluetooth, low-power IoT solutions. We have created the popular ESP8266 and ESP32 series of chips, modules, and development boards. By leveraging wireless computing, we provide green, versatile, and cost-effective chipsets. We have always been committed to offering IoT solutions that are secure, robust, and power-efficient. By open-sourcing our technology, we aim to enable developers to use Espressif’s technology globally and build smart connected devices. In July 2019, Espressif made its Initial Public Offering on the Sci-Tech Innovation Board (STAR) of the Shanghai Stock Exchange (SSE).
Espressif has a technology center in Pune. The focus is on embedded software engineering and IoT solutions for our growing customers.
About the Role
Espressif’s https://rainmaker.espressif.com/ is a paradigm-shifting IoT cloud platform that provides seamless connectivity to IoT devices to mobile apps, voice assistants, and other services. It is designed with scalability, security, reliability, and operational cost at the center. We are looking for senior cloud engineers who can significantly contribute to this platform by means of architecture, design, and implementation. It’s highly desirable that the candidate has earlier experience of working on large-scale cloud product development and understand the responsibilities and challenges well. Strong hands-on experience in writing code in Go, Java, or Python is a must.
This is an individual contributor role.
Minimum Qualifications
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BE/B.Tech in Computer Science with 5-10 years of experience.
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Strong Computer Science Fundamentals.
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Extensive programming experience in one of these programming languages ( Java, Go, Python) is a must.
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Good working experience of any of the Cloud Platforms - AWS, Azure, Google Cloud Platform.
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Certification in any of these cloud platforms will be an added advantage.
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Good Experience in the development of RESTful APIs, handling the security and
performance aspects.
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Strong debugging and troubleshooting skills.
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Experience working with RDBMS or any NoSQL database like DynamoDB, MYSQL, Oracle.
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Working knowledge about CI/CD tools - Maven/Gradle, Jenkins, experience in a Linux (or Unix) based environment.
Desired Qualifications
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Exposure to Serverless computing frameworks like AWS Lambda, Google Cloud Functions, Azure Functions
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Some Exposure to front end development tools - HTML5, CSS, Javascript, React.js/Anular.js
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Working knowledge on Docker, Jenkins.
Prior experience working in the IoT domain will be an added advantage.
What to expect from our interview process
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The first step is to email your resume or apply to the relevant open position, along with a sample of something you have worked on such as a public GitHub repo or side project, etc.
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Next, post shortlisting your profile recruiter will get in touch with you via a mechanism that works for you e.g. via email, phone. This will be a short chat to learn more about your background and interests, to share more about the job and Espressif, and to answer any initial questions you have.
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Successful candidates will then be invited for 2 to 3 rounds of the technical interviews as per the previous round feedback.
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Finally, Successful candidates will have interviews with HR. What you offer us
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Ability to provide technical solutions, support that fosters collaboration and innovation.
Ability to balance a variety of technical needs and priorities according to Espressif’s growing needs.
What we offer
- An open-minded, collaborative culture of enthusiastic technologists.
- Competitive salary
- 100% company paid medical/dental/vision/life coverage
- Frequent training by experienced colleagues and chances to take international trips, attend exhibitions, technical meetups, and seminars.
- 3+ years of experience in the Development in JAVA technology.
- AWS or cloud Experience
- 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
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.
Required Skills:
- 3+ years of experience in the Development of JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands-on experience in 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:
- 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 AI/ML algorithms is a plus.
Skills & Abilities:
1. Language: Java, J2EE, springboot, angular, react, node, (CSS: Tailwind CSS + angular Material) etc.
2. OS : Linux, windows
3. Database : Oracle, postgres, PL/SQL
4. Desirable : API integration, CI/CD, automation, working experience in the mobile financial domain
5. Able to mentor and guide juniors
6. Able to resolve customer queries independently
7. Able to write test cases and execute test plans
8. Added advantage (Good to have): application security, RabbitMQ, Apache Kafka, Grafana, Prometheus, MongoDB, shell scripting basics
Job Purpose: At the Mobiquity project engineering team, our core job is to customize, install, configure and support the customer during the entire project lifecycle.
Principal Accountabilities Development
1. Write code in Java and java based technologies as well as web GUI development using latest technologies like, angular, react, conforming to company guidelines against written requirements & high-level design documents, particularly for complex modules that cannot be handled by junior developers. Work in an IDE while developing code ( especially in Java) and use GIT, SVN or any other CM tool being used in the company, for checking in and checking out the code being developed.
2. Submit developed code for review, incorporate required changes and conduct Unit testing, after preparing Unit Test Plans and necessary stubs.
3. Review code offered by others and document response in assigned format.
4. Participate in (a) the integration of the developed code with code developed by other team members (this could happen on customer premises if appropriate environment is not available in-house) (b) preparation of the environment for integration testing (c) execution of integration testing (d) fixing the problems relating to the offered code as discovered in the integration testing.
5. Participate in load testing conducted on the final product and fix problems encountered.
6. Assist Product Validation Group in setting up the test environment, writing test cases, generating stubs and executing tests.
7. Review test cases written by the Product Validation Group.
8. Install product in customer location, train the customer reps on product features and operation & maintenance procedures, and complete user acceptance testing, making any changes in the final deliverable as required.
9. Handle customer queries and complaints received directly or through the company support organization.
10. Change code to fix reported customer problems after trouble shooting, get the fix reviewed and complete selective regression testing.
11. Draft user documentation for consolidation by the technical documentation team. This could include GUI, API, O&M and technical documentation relating to COTS. Review drafts prepared by junior developers.
12. Help maintain design requirement documents as directed.
13. Participate in the development, release, support & enhancement activity through multiple release cycles and multiple products
14. Proactively seek feedback/reviews on self-development, learning, and developed code. Responsible for completing the assigned task in all aspects by proactively seeking reviews, and updating the status to supervisors.
15. Ensure the task assigned is understood in all respects and communicate effectively and raise necessary alarms to reporting leads if anything is not understood or no progress is possible.
Capability Building
1. Assist junior developers in coding, testing, and troubleshooting.
2. Train and support a new member joining the team with little or no experience in the development environment, technology domain, and the specific work underway. Focus on scope of work familiarization.
Digit88 is looking for an enthusiastic, self-motivated, hands-on Java/J2EE platform engineer to join the
back-end platform engineering team for our partner. Experience with a fast-paced India/US product
start-up or a product engineering services company in a developer role, building a high-performance
real-time system is mandatory. Applicants having experience in developing and maintaining large scale
messaging platforms are preferred. Applicants must have a passion for engineering with accuracy and
efficiency, be highly motivated and organized, able to work as part of a team, and also possess the ability
to work independently with minimal supervision.
To be successful in this role, you should possess
● Bachelor's degree in Computer Science or a related field with 7-9 years hands-on experience with
Java based open source tech stack
● Expertise in Core Java, Data Structures, J2EE with proven expertise in Spring MVC, Spring boot,
Microservices architecture, Web Services (Rest) in distributed systems
● Practical experience with MySQLand/or NoSQL databases like Couchbase, DynamoDB,
Cassandra
● Practical experience with Caching frameworks Memcached/Redis, Message Queues (JMS,
RabbitMQ)
● Practical hands-on experience in JavaScript and NodeJS
● Experience in building high performance, high availability REST APIs and REST clients
● Expertise with log file analysis using one or more of ELK, Splunk, Kibana
● Prior experience with CI/CD, Container architecture - Docker/Jenkins and build scripts Maven/Ant
● Experience with Kubernetes
● Prior experience in transformation to cloud platforms is preferred
● Experience with Kafka is a definite plus
● Experience with building analytics pipeline and analytics DB is a plus
● Strong practical experience in applying design patterns, multithreading concepts to solve complex
problems, strong problem solving skills
You are someone who would easily be able to
● Study and learn the latest in AI/NLP/Chatbots domain and the messaging platform
● Work closely with the US and India engineering teams to help build the Java/Spring based backend
and REST APIs.
● Closely collaborate with the principal engineer in the India engineering team in technical excellence
and ownership of critical modules; own the development of new modules and features
● Troubleshoot live production server issues; assume leadership responsibilities in the production
issue resolution lifecycle
● Handle client coordination and be able to work as a part of a team, be able to contribute
independently and drive the team to exceptional contributions with minimal team supervision
● Perform Unit Testing and Integration testing in a Continuous Deployment scenario
● Follow Agile methodology, JIRA for work planning, issue management/tracking
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/Java EE application development
while providing expertise in the full software development lifecycle, from concept and design to
testing.
Responsibilities and Duties
• Contribute to all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs should follow compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and
presenting these for architectural review
Qualifications
• BS/MS degree in Computer Science, Engineering, or a related subject
• Minimum 4.5 to 6 years of software development experience
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE
platforms
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2,
Hibernate)
• Experience in the Spring Framework
• Very good English communication skills
• Optional:
o Good to have the knowledge of Angular JS framework.
o Experience to work on the Microservice architecture.
o Experience to work with Git hub & bitbucket.
o Agile methodology.
Role/ Responsibilities
- Lead a team of hard working backend developers.
- Design APIs, DB, Queues, monitoring for micro services.
- Writing, deploying and managing micro services.
- Migrate existing components into distributed micro service architecture.
- AWS Cloud / Google Cloud Platform (Manage Infrastructure).
- API integration with 3rd parties.
- Unit test cases, automation.
- Database optimisation.
- Design of highly concurrent backend architecture.
- Handling high traffic data.
Experience required:
- Sound fundamentails in software design.
- Must have worked on distributed and micro service architecture.
- Sound fundamentals on scale/ performance/ memory optimisation.
- Sound fundamentals of authentication, authorization, payment processes, data security.
- Must have experience in Spring / Spring boot.
- Good to have experience in Kafka / JMS / RabbitMQ / AWS Elastic queue.
- Good to have experience in Junit / mockito unit test cases.
- Good to have knowledge in Mysql (or any RDBMS).
Required Skill Set: Microservices, Spring boot framework, Core, Lambdas, and Advanced Java.
Job Description:
1) 3-8 years of Java development experience.
2) 4+ years of microservice development experience with Spring boot framework.
3) Core & Advanced Java (Threading, Design Patterns, Data Structures) J2EE, REST web services.
4) Excellent knowledge of Enterprise Design Patterns.
5) Full stack development with Angular 8 experience will be a plus.
6) Experience with test-driven software development.
7) Exposure to the telecom domain.
8) ETOM/ SID which makes the TM Forum framework.
9) Decent communication skills.
Location: Panchkula, Mohali, Gurugram, Bangalore, Chennai, Pune, Dehradun.







