
Job Description:
Senior Full Stack Developer (Java + React)
Experience: 7+ Years
Location: Bangalore, Hyderabad, Pune, Noida
Employment Type: Full-time
Preferred: Ready to join within 15 days - 30 days
š About the Role
We are seeking a highly skilled Senior Full Stack Developer with strong backend expertise in Java and hands-on experience with React on the frontend. The ideal candidate should possess exceptional analytical skills, deep knowledge of software design principles, and the ability to build scalable, high-performance applications.
š§ Key Responsibilities
- Design, develop, and maintain scalable backend services using Core Java & Spring frameworks.
- Build responsive and interactive UI components using ReactJS/Redux.
- Implement high-quality code using TDD/BDD practices (JUnit, JBehave/Cucumber).
- Work on RESTful API development, integration, and optimization.
- Develop and manage efficient database schemas using SQL (DB2) and MongoDB.
- Collaborate with cross-functional teams (DevOps, QA, Product) to deliver robust solutions.
- Participate in code reviews, technical discussions, and architectural decisions.
- Optimize system performance using multithreading, caching, and scalable design patterns.
š ļø Required Skills
Backend (Strong Expertise Required)
- 7+ years of experience in Java backend development
- Deep knowledge of:
- Core Java (class loading, garbage collection, collections, streams, reflections)
- OOPs, data structures, algorithms, graph data
- Design patterns, MVC, multithreading, recursion
- Spring, JSR-303, Logback, Apache Commons
Database Skills
- Strong knowledge of Relational Databases & SQL (DB2)
- Good understanding of NoSQL (MongoDB)
Frontend Skills
- Solid experience with ReactJS/Redux
- Strong understanding of REST APIs, JSON, XML, HTTP
DevOps & Tools
- Strong knowledge of Git, Gradle, Jenkins, CI/CD pipelines
- Experience with Liquibase for schema management
- Hands-on with Unix/Linux
⨠Good to Have
- Experience with Azure, Snowflake, Databricks
- Knowledge of Camunda 7/8 (BPMN/DMN)
- Experience with TDD, BDD methodologies
- Understanding of workflow engines & cloud data stack
š Education
- Bachelorās degree in Computer Science, Engineering, or a related field.

About krtrimaiq cognitive solutions
About
Founded in 2019 by a data and AI veteran with over 30 years of industry experience, krtrimaIQ was built with one belief: AI shouldn't be a distant promise; it should be working inside your business today.
Trusted by global players as an innovation partner and delivery backbone, our team brings together deep academic grounding, real-world experience, and a shared commitment to building systems that deliver quietly, reliably, and at scale.
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Job Description: Java Developer
Position: Java Developer
Experience:Ā 5 to 7 Years
Notice Period: Immediate Joiner
Key Responsibilities
- Design, develop, and maintain scalable, high-performance Java applications.
- Work with Core Java and Advanced Java concepts to build reliable backend solutions.
- Develop and deploy applications using Spring Boot framework.
- Design and implement RESTful Microservices with best practices in scalability and performance.
- Collaborate with cross-functional teams in an Agile/Scrum environment.
- Manage code versions effectively using Git/GitHub.
- Ensure code quality by integrating and analyzing with SonarQube.
- Participate in code reviews, sprint planning, and daily stand-ups.
- Troubleshoot production issues and optimize system performance.
Required Skills
- Strong proficiency in Core Java (OOPs, Collections, Multithreading, Exception Handling).
- Hands-on experience in Advanced Java (JDBC, Servlets, JSP, JPA/Hibernate).
- Proven experience with Spring Boot for application development.
- Knowledge and experience in Microservices Architecture.
- Familiarity with REST APIs, JSON, and Web Services.
- Proficient in Git/GitHub for version control and collaboration.
- Experience with Sonar Qube for code quality and security checks.
- Good understanding of Agile/Scrum methodologies.
- Strong problem-solving and debugging skills.
Nice-to-Have
- Experience with CI/CD pipelines (Jenkins, GitHub Actions, or similar).
- Familiarity with Docker/Kubernetes for containerized deployments.
- Basic knowledge of cloud platforms (AWS, Azure, GCP).
About the Role:
We are looking for an experienced Senior MERN Stack Developer to join our growing engineering team. You will be responsible for designing, developing, and maintaining high-performance web applications using the MongoDB, Express.js, React.js, and Node.js technology stack. You should be passionate about writing clean, scalable code and mentoring junior developers.
Key Responsibilities:
- Design and implement scalable, secure, and maintainable full-stack web applications using the MERN stack.
- Develop RESTful APIs and integrate third-party services and databases.
- Write reusable, testable, and efficient code.
- Optimize applications for maximum speed and scalability.
- Lead code reviews and enforce best practices in design and development.
- Collaborate with UI/UX designers, product managers, and other stakeholders to understand business requirements.
- Ensure cross-platform optimization and responsiveness of applications.
- Mentor and guide junior developers, fostering a culture of continuous learning.
- Troubleshoot and debug production issues.
- Maintain documentation of software functionality and technical decisions.
Required Skills:
- Strong proficiency in JavaScript (ES6+), HTML5, CSS3.
- Deep understanding of React.js and state management libraries like Redux or Context API.
- Hands-on experience with Node.js and Express.js.
- Strong knowledge of MongoDB and Mongoose ORM.
- Experience in building and consuming RESTful APIs.
- Familiarity with Git, CI/CD pipelines, Docker, and Cloud Platforms (AWS/GCP/Azure).
- Good understanding of microservices, authentication mechanisms (OAuth, JWT), and role-based access control.
- Experience with unit testing and testing frameworks like Jest, Mocha, or Cypress.
- Strong problem-solving and analytical skills.
- Excellent communication and collaboration abilities.
Preferred Qualifications:
- Bachelorās/Masterās degree in Computer Science or related field.
- Experience with GraphQL or WebSockets.
- Exposure to DevOps practices and tools (e.g., Jenkins, Kubernetes).
- Previous experience in Agile/Scrum environments.
What We Offer:
- Competitive salary and performance-based bonuses
- Flexible working hours and remote work options
- Opportunities for upskilling and certifications
- Collaborative and inclusive team culture
- Health insurance and wellness benefits
Competitive Salary
About Solidatus
At Solidatus, we empower organizations to connect and visualize their data relationships, making it easier to identify, access, and understand their data. Our metadata management technology helps businesses establish a sustainable data foundation, ensuring they meet regulatory requirements, drive digital transformation, and unlock valuable insights.Ā
Ā
Weāre experiencing rapid growthābacked by HSBC, Citi, and AlbionVC, we secured Ā£14 million in Series A funding in 2021. Our achievements include recognition in the Deloitte UK Technology Fast 50, multiple A-Team Innovation Awards, and a top 1% place to work ranking from The FinancialTechnologist.Ā
Ā
Now is an exciting time to join us as we expand internationally and continue shaping the future of data management.Ā
About the Engineering Team
Engineering is the heart of Solidatus. Our team of world-class engineers, drawn from outstanding computer science and technical backgrounds, plays a critical role in crafting the powerful, elegant solutions that set us apart. We thrive on solving challenging visualization and data management problems, building technology that delights users and drives real-world impact for global enterprises.
As Solidatus expands its footprint, we are scaling our capabilities with a focus on building world-class connectors and integrations to extend the reach of our platform. Our engineers are trusted with the freedom to explore, innovate, and shape the productās future ā all while working in a collaborative, high-impact environment. Here, your code doesnāt just ship ā it empowers some of the world's largest and most complex organizations to achieve their data ambitions.
Who We Are & What Youāll Do
Join ourĀ Data Integration teamĀ and help shape the way data flows!Ā
Your Mission:
ToĀ expand and refineĀ our suite ofĀ out-of-the-box integrations, using ourĀ powerful API and SDKĀ to bring in metadata for visualisation from a vast range of sources includingĀ databases with diverse SQL dialects.
But that is just the beginning. At our core, we are problem-solvers and innovators. Youāll have the chance to:Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā
Design
intuitive layouts
representing flow of data across complex deployments of diverse technologies
Design and optimizeĀ API connectivity and parsers reading from source systems metadata
Explore new paradigmsĀ for representing data lineage
Enhance our data ingestionĀ capabilities to handleĀ massive volumes of data
Dig deep into data challengesĀ to build smarter, more scalable solutions
Beyond engineering, youāll collaborate with users, troubleshoot tricky issues, streamline development workflows, and contribute to a culture ofĀ continuous improvement.
What Weāre Looking For
- We donāt believe in sticking to a single tech stack just for the sake of it. Weāre engineers first, and we pick the best tools for the job. MoreĀ than ticking off a checklist, we valueĀ mindset, curiosity, and problem-solving skills.
- Youāre quick to learnĀ and love diving into new technologies
- You push for excellenceĀ and arenāt satisfied with ājust okayā
- You can break downĀ complex topics in a way that anyone can understand
- You should haveĀ 6ā8 years of proven experience in developing, and delivering high-quality, scalable software solutionsĀ
- You should be aĀ strong self-starter with the ability to take ownership of tasks and drive them to completion with minimal supervision.
- You should beĀ able to mentor junior developers,Ā perform code reviews, and ensure adherence to best practices in software engineering.
Tech & Skills Weād Love to See
Must-have:Ā·
- Strong hands-on experience withĀ Java, Spring Boot RESTful APIs, and Node.js
- Solid knowledge ofĀ databases, SQL dialects, and data structures
Nice-to-have:
- Experience withĀ C#,Ā ASP.NETĀ Core,Ā TypeScript, React.js, or similar frameworks
- Bonus points forĀ data experienceāwe love data wizards
If youāre passionate aboutĀ engineering high-impact solutions, playing with cutting- edge tech, and making data work smarter, weād love to have you on board!
- Can write reliable, scalable, testable and maintainable code.
- Familiarity with Agile methodologies and clean code.
- Design and/or contribute to client-side and server-side architecture.
- Well versed with fundamentals of REST.
- Build the front-end of applications through appealing visual design.
- Knowledge of one or more front-end languages and libraries (e.g. HTML / CSS, JavaScript, XML, jQuery, Typescript) JavaScript frameworks (e.g. Angular, React, Redux, Vue.js)
- Knowledge of one or more back-end languages (e.g. C#, Java, Python, Go, Node.js and frameworks like SpringBoot, .NET Core)Ā
- Well versed with fundamentals of database design.
- Familiarity with databases - RDBMS like MySQL, Postgres & NoSQL like MongoDB, DynamoDB.
- Well versed with one or more cloud platforms like - AWS, Azure, GCP.
- Familiar with Infrastructure as Code - CloudFormation & Terraform & deployment tools like Docker, Kubernetes.
- Familiarity with CI/CD tools like Jenkins, CircleCI, Github Actions.
- Unit testing tools like Junit, Mockito, Chai, Mocha, Jest
- Developing front-end website architecture.
- Designing user interactions on web pages.
- Developing back-end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
- Degree in computer science.
- Strong organizational and project management skills.
- Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
- Familiarity with JavaScript frameworks such as React(mandatory/preferred), Angular JS, and Amber.
- Proficiency with server-side languages such as Node.js(mandatory/preferred), Java, PHP.
- Familiarity with database technology such as MySQL, Oracle, and MongoDB.
- Excellent verbal communication skills.
- Good problem-solving skills.
- Attention to detail.
We are looking for a full-stack Javascript developer mainly with Javascript Frameworks (React, Angular) and NodeJS skillset.
As a Frontend JS Developer, you will be required to implement a complete user interface in the form of a mobile and desktop web app, with a focus on performance.
As a NodeJS developer, you will need to focus on the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.
Responsibilities
-
Participate in the full development life cycle, including implementing design, coding, testing and production release
-
Your main duties will include creating modules and components in React and coupling them together into a functional app.
-
Understanding the nature of asynchronous programming and its quirks and workarounds
-
Integration of multiple data sources and databases into one system
-
Creating database schemas that represent and support business processes
-
Drive innovation through rapid prototyping and iterative development
Qualifications
-
Passionate about developing amazing user experiences
-
Strong proficiency with JavaScript (Object Oriented)
-
At least 1 year of experience working in MEAN or MERN stack - i.e. React/Angular and Nodejs
-
Deep knowledge of Frontend Application practices and commonly used modules based on extensive work experience along with Node.js applications on top of RESTful APIs
-
Experience with web frontend technologies such as HTML5, CSS3,Ā Bootstrap
-
Proficient understanding of code versioning tools, such as Git is a plus
-
Knowledge Experience in building ionic/hybrid apps is a huge positive
The requirement is immediate and what we are looking for is as follows:
The candidate should:
- be well versed with both front & back end development. Just being versed with one wont do. Nope. Has to be both. Period.
- have had "project lead" experience & should be able to conceptualise a project from start to finish. Leaving it mid way just isn't our style...unless it's a boring conversation or a McAalo Tikki Burger...both suck equally!
- be able to think on their feet, think out of the box, push the envelope, look at the big picture, find the devil in the details, lead by example & most importantly, should be willing to go back to the drawing board. Here, thats all the office jargons we could put up here...rest needed censoring.
- have good communication skills. We don't need the best. As long as you can recite 'ba-ba black sheep' without a pause or two, it should do!
- be healthy, fit & willing to work some days from office and some days from home. To us, work life balance is very important & so is paying 50% office rent during the pandemic!
This is a technolog yagnostic position and you would be viewed as a technolog enthusiast who can work (not code) on architecture and designing of any application immaterial of the technology used.
Your experience as a programmer of a technical lead will benefit a lot.Ā
If you believe in āĀ First, solve the problem. Then, write the code.Ā ā, we are looking for you.Ā
- Atleast 8 years of experience working either in Java/JEE, Python or Ruby on Rails.
- Ability to manage a team and handle clients.
- Very good at Analysis and Design.
- Passion to write good quality code.
- Able to work in a fast paced environment.
- Able to manage multiple tasks with changing priorities in a cross-functional environment
- Team player
- Ability to balance competing priorities.
- Excellent communication skills.
Ā
BoTree Technologies was incorporated in 2012 and since then we have constantly worked towards building a place to work which provides each member an opportunity to challenge herself and grow on a day to day basis.
⢠Experience of MEAN/MERN Stack Technology.
⢠Experience of Node JS, Express JS, Mongo DB, Angular or Angular JS/Reacts JS.
⢠Knowledge in Java and/or Python programming, will be added plus.
⢠Knowledge of Docker and Kubernetes,will be added plus.
⢠Knowledge of GIT, Jenkins, Nexus, SonarQube tools (or similar)
⢠Experience working in Agile (SCRUM)
⢠Knowledge working with AWS (S3, EMR, EC2, RDS)
⢠Preference will be given to candidates who have travelled onsite or with US business Visa.









