Coding in Java8, Spring, Microservices, WebFlux/Reactive Programing, Rest services, Kafka, PCF, Azure, Spring Cloud Config and NoSQL technologies.
Solve technical problems using cutting-edge technologies and best practices.
Ensure code meets the required development standards and is optimized for performance.
Unit testing for each line of new code introduced (JUnit/Mockito)
Peer code review process using GIT pull requests and Crucible (for SVN)
Propose multiple solutions to a problem, show how one option is better than another.
Ensure all aspects of technical design are correctly incorporated.
Contribute in research and implementing POCs as required.
Collaborating with onsite team in scrum ceremonies.
Who you are:
Hands on experience on Java/J2EE programming, especially on Java 8 features
Experience using latest frameworks like Spring, Spring Boot, Spring Rest, Spring Cloud Config and Webflux.
Experience in Microservices architecture & development
Experience with Test Driven Development
Experience with SQL on any of the RDBMS Oracle, PostgreSQL, My SQL
Exposure to NoSQL DB is added advantage, preferred MongoDb / Cassandra
Experience with any of the ORM frameworks Hibernate/iBatis, JDBC, JPA
Exposure to JMS Kafka, IBM MQ or Active MQ is good to have
Experience with JUNIT and any of the mocking frameworks Mockito, EasyMock, JMock
with hands on any one of the cloud platforms like PCF, Azure
Use of code repository tools like SVN, GIT
Exposure to any of the build and deployment tools like Gradle, Maven, Ant
Experience in CI/CD pipeline such as JENKINS
Experience using different design patterns, especially GoF, J2EE and Integration design patterns
Exposure to performance testing using JMeter is good to have
Ensuring the code meets the required development standards and is optimized for performance
Experience managing teams and deliveries
Providing technical design or approach for a business problem
Leading the team towards the right solution with expected quality and timelines
Experience with Agile practices
With good collaboration skills to coordinate with US based onsite team and client team.
Good team player and coordination skills

About Nisum Technologies
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Role: Java Developer.
Location: Hyderabad
Mode of Employment : Permanent
Experience Required: 4 to 8 Years
Primary Skills:
Java , spring, Hibernate
Responsibilities:
- Develop, test, implement and maintain application software
- Take part in software and architectural development activities
- Debug application issues and helping support respond to client queries
- Participate in application development meetings
- Provide accurate estimates, clearly communicate status of tasks and identification of risks
- Commitment to accomplishing the task at hand and identify the fastest and most reliable way to solve a problem
- Performance tuning of application code at different service levels
- Interact with customers of the application and help address issues reported
Requirements:
- Bachelor's degree in Computer Science or equivalent
- 1-3 years of experience with Java and Spring frameworks.
- Having good knowledge in a scripting language like python is a plus
- Experience with Spring and Hibernate/ ORM
- Understanding of relational database and normal forms
- Understanding of NoSQL / RDBMS (Mongo or Postgres) and ability to write optimized and high performing queries
- Strong understanding of Java concurrency, concurrency patterns, experience building thread safe code
- Experience building RESTful web services
- Strong written and verbal communication skills
- Strong interpersonal skills and time management skills
- Strong problem solving and analytical skills
- Experience with GIT as a VCS, Unix based systems
- Experience with NoSQL Database is a plus
- Following are a set of 'good to have' skills React AWS Bitbucket, JIRA
Job Title: Backend Developer (Kotlin/Java)
Experience: 5-7 Years
Location: Remote (Candidates from Pune/Mumbai preferred for training-related travel)
Salary: ₹15-25 LPA CTC (1L up to 1.5L In hand Per Month)
Job Description:
We are seeking a highly skilled Backend Developer with expertise in Kotlin/Java (not Android) to join our dynamic team. The ideal candidate will have experience building scalable backend solutions, working with relational databases, and utilizing modern frameworks like Spring and Webflux.
This is a remote role, but candidates based in Pune/Mumbai who can travel for training purposes will be preferred.
- Must-Have Skills:Kotlin/Java backend development (5+ years)
- Spring Boot/Webflux (Reactor) (1+ year)
- Relational Databases (PostgreSQL preferred) (2+ years)
- Strong problem-solving skills and attention to detail
- Excellent communication skills and professionalism
- Key Responsibilities:Develop and maintain backend services using Kotlin/Java.
- Design and implement scalable microservices with Spring Boot/Webflux (Reactor).
- Work with relational databases (PostgreSQL preferred) and ensure optimal data handling.
- Optimize backend performance and ensure system reliability.
- Collaborate with frontend, DevOps, and product teams to deliver high-quality software solutions.
- Ensure best practices in coding, security, and system design.
- Nice to Have:Experience with NoSQL databases (Cassandra/MongoDB)
- Knowledge of Kafka for event-driven architecture
- Familiarity with AWS, Docker for cloud-based deployments
- Exposure to full-stack development with React
- Understanding of ClickHouse for analytics
Company:
The client is a technology company specializing in custom software development, mobile app creation, cloud services, data analytics, applied AI, cybersecurity, web design, and UX/UI design. They emphasize building robust, scalable, and world-class software products and applications. Their expertise spans various technology stacks, including MERN, MEAN, applied AI, Oracle, AWS, GCP, Microsoft Azure, and PAAS. They have developed products such as Digirestro, Task Manager, and Attendance Management. The company operates from multiple locations, including Pune and Nagpur in India, and Kendall Park, New Jersey, USA.
- Why Join Us?Competitive salary (₹15-25 LPA)
- Remote work flexibility (with occasional travel to Pune/Mumbai for training)
- Opportunity to work on modern tech stacks
- Collaborative and professional work environment
Back End Developer
Job Description:
Location: Pune (Initially Remote due to COVID 19)
We are looking for an experienced Backend Developer to join the team in India and be instrumental in taking our products to the next level. In this role, you will be working in close collaboration with a team of highly empowered, experienced developers who are building a high-performance, highly scaled global platform.
About the Organisation:
- It provides a dynamic, fun workplace filled with passionate individuals. We are at the cutting edge of advertising technology and there is never a dull moment at work.
- We have a truly global footprint, with our headquarters in Singapore and offices in Australia, United States, Germany, United Kingdom, and India.
- You will gain work experience in a global environment. We speak over 20 different languages, from more than 16 different nationalities and over 42% of our staff are multilingual.
You will:
- conceive, build, and operate highly distributed systems deployed around the planet
- employ cutting-edge technologies and techniques in a rapidly evolving domain
- thrive in a progressive, environment which relies on communication and initiative rather than process to deliver at a high velocity
- have a "Product Owner" rather than a "Task Implementer" attitude
Candidate's Profile:
- Experience building systems involving messaging or event-driven architectures
- Deep technical understanding of Java or Go, and willing to work with both
- Strong handle on concurrency challenges and design solutions
- Strong buyer of Agile / Lean values
- Heavy emphasis on code testing and designing for test-ability
- Maturity and aptitude to operate in a high-freedom/high-responsibility environment
- Strong troubleshooting skills
- Experience with supporting and troubleshooting large systems
- Exposure to infrastructure automation tools such as Ansible
- Exposure to IAAS platforms such as AWS EC2, GCP, etc…
- Experience with Cassandra, Aerospike, or other NoSQL databases

Java with cloud
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Core Java, SpringBoot, MicroServices |
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- DB2 or any RDBMS database application development |
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- Linux OS, shell scripting, Batch Processing |
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- Troubleshooting Large Scale application |
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- Experience in automation and unit test framework is a must |
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- AWS Cloud experience desirable |
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- Agile Development Experience |
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- Complete Development Cycle ( Dev, QA, UAT, Staging) |
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- Good Oral and Written Communication Skills |
Your Opportunity
You will primarily be responsible for implementing features & building platforms to enable on-device and device/server-side combined ML workflows. You will possess strong skills in object-oriented software design and programming. You are excited about developing new features, maintaining existing code, fixing bugs, and contributing to overall system design.
Your Impact
To design, architect, develop and maintain the backend for AI products by working closely with the Engineering Team. To ensure successful consumption of Saarthi.ai technology by APIs, SDKs, or Applications, thereby enabling productization and monetization of the AI solutions.
What You’ll Do
· Work with development teams and product managers to ideate software solutions
· Design server-side architecture
· Along with SAAS application deliverables even the client-side deliverables need to be taken care
· Develop and manage well-functioning databases and applications
· Write effective APIs
· Test software to ensure responsiveness and efficiency
· Troubleshoot, debug and upgrade software
· Create security and data protection settings
· Build features and applications with a mobile responsive design
· Write technical documentation
· Work with data scientists and analysts to improve software
What You Bring
· Proven experience as a Back-End Developer or similar role.
· Experience developing desktop applications.
· Strong working experience with back-end development using Node.JS, JavaScript.
· Strong knowledge of databases (MongoDB, PostgreSQL).
· Experience with System Design and Architecture.
· Familiarity with common stacks.
· Familiarity with Parallel Threading, Concurrent calling and Aggregation Queries.
· Ability to write quality unit tests
· Setting up CI/CD, and integrating with logging and monitoring systems for the products or platforms
· Excellent communication and teamwork skills.
· Degree in Computer Science, Statistics or relevant field
- You solve problems at their root, stepping back to understand the broader context.
- You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
- You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
- You recognize and use design patterns to solve business problems.
- You understand how operating systems work, perform and scale.
- You continually align your work with Amazon’s business objectives and seek to deliver business value.
- You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
- You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
- You communicate clearly with your team and with other groups and listen effectively.
| • 3+ years development and delivery experience with Java, Springboot, Micriservices, JPA and from reputable institutes • Solid experience with application frameworks such as Springboot and strong familiarty with micro services architecture and design patterns • Familiarity with databases like MySQL, MongoDB, Redis etc • Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications • Exposure to CI/CD using Gitlab, Jenkins preferred • Familiarity with Docker, Kubernetes, EFK Stack is preferred • Broad knowledge of web standards relating to APIs (OAuth, SSL etc.) • Exposure to product development is preferred • Understand Architecture Requirements and ensure effective design, development and maintenance of multiple micro services in Java Springboot deployed in cloud within containers consuming data present in relational as well as NoSQL databases. o The microservices shall expose APIs which allow ease of integration with variety of client apps o Microservices should handle a scale of thousands of requests per second • Develop communication patterns between microservices which are efficient, lightweight and secured using Kafka • Debugging issues on a live setup • Lead a small team of engineers • Create test cases and technical documentation • Maintain a high level of code quality and consistency by adhering to and enhancing the coding standards, design methodology and programming practices |









