Java Developer

Tech Stack

Frontend: React.js, TypeScript, Next.js, React Native, Redux, GraphQL, Tailwind CSS

Backend & Infra: Java (Spring Boot), Microservices, AWS ECS, Redis, ScyllaDB, MongoDB,

GraphQL, AWS Lambda, MySQL, Aurora

Event Driven & AI: SQS, Kinesis, Claude, Cursor, LangChain

Observability: Prometheus, Grafana, CloudWatch, Sentry

Engineering Excellence: JVM tuning, GC profiling, Circuit Breakers, Async Tracing

We’re hiring an experienced Full Stack Engineer (React + Java) with 5–10 years of

experience to design, build, and scale real-time web applications for our global B2B

hotel marketplace.

You’ll work across the stack—from building intuitive, data-driven UIs to

high-performance backend services that power our distribution engine.

Responsibilities

● Build and maintain end-to-end features spanning React.js frontends and Java

(Spring Boot) microservices and database integrations .

● Develop responsive, performant, and accessible UIs integrated with REST

and GraphQL APIs.

● Design and scale low-latency, high-throughput microservices for real-time

data workflows.

● Implement event-driven systems using Kafka or SQS for asynchronous

communication.

● Collaborate closely with Product, Design, and Architecture teams to translate

business requirements into scalable technical solutions.

● Optimize application performance via caching strategies, async processing,

and database tuning.

● Implement and maintain CI/CD pipelines, test automation, and monitoring

frameworks.

● Leverage AI-assisted tools (Claude, Cursor, etc.) to boost velocity and maintain

code quality.

● Participate in code reviews, design discussions, and architecture decisions.

● Write clean, maintainable code, follow design patterns, maintain high test

coverage, and document key technical decisions.

Requirements

● 6–10 years of full stack development experience with a proven track record in

production systems.

● Strong proficiency in React.js, JavaScript/TypeScript, Redux (or similar state

management) and modern frontend frameworks.

● Solid backend experience with Java, Spring Boot, and Hibernate.

● Database experience with MySQL, MongoDB, or ScyllaDB.

● Hands-on with microservices, AWS (ECS/Lambda), SQS, and GraphQL.

● Familiarity with event-driven architectures and caching layers (Redis) and

asynchronous processing.

● Working knowledge of observability tools (Prometheus, Grafana, CloudWatch,

Sentry).

● Understanding of data structures, algorithms, and system design

fundamentals.

● Passion for clean code, testability, and engineering excellence.

● Strong analytical and communication skills with the ability to collaborate across

Product, Design, and QA teams.

● Comfortable in a remote-first, asynchronous, and ownership-driven culture.

Nice to Have

● Experience with React Native or mobile web frameworks.

● Exposure to Kafka, Kinesis, or other event-streaming platforms.

● Familiarity with CI/CD (GitHub Actions, Docker) and container orchestration

(ECS).

● Experience with AI-assisted development, LLMs, or LangChain pipelines.

● Domain exposure to B2B platforms, travel-tech, or high-scale marketplaces.

● Background in Test-Driven Development (TDD) or Agile methodologies.

Why Join Us?

● Work on mission-critical, high-scale systems used by global hotel brands.

● Build real-time, low-latency products impacting millions of hotel transactions

daily.

● Be part of a remote-first, AI-accelerated engineering culture that values

autonomy and quality.

● Collaborate with senior engineers and architects solving complex distributed

system challenges.

● Competitive compensation with equity participation and career growth

opportunities.

● Learn and work with cutting-edge AI tools—from code generation to

observability automation.

Excellent Opportunity- Lead Java Full Stack (React +AWS+ Dynamo) -Wissen Technology, Whitefield Bengaluru

Hi ,

As discussed please find company's details and JD as mentioned:

About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Job Description:

Requirements Lead (Java+ React+ AWS+ DynamoDB)

• Bachelor’s degree in computer science or related field.
• 7-12 years of experience in software development.
• Hands-on experience working on AWS cloud environment and DynamoDB.
• Proficiency in Java, J2EE, Spring, Hibernate, REST API, Microservices.
• Experience in developing applications using J2EE Design Patterns and AWS services.
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork skills

Amita Soni

Senior Consultant-Talent Acquisition-Wissen Technology, Pune

We're Hiring - Java Full Stack Developer !

Job Details:

Location: Bangalore, Mumbai, Pune

Role: Java Full stack Developer

Experience: 5 to 10 Years

Notice Period: Immediate to 15 Days

Work Mode: Hybrid

Skills Required:

Strong knowledge of Java, Core Java, SQL

Expertise in Spring Boot, Angular/ React

Proficiency in OOPS, Design Patterns, Data Structures, and Algorithms

Experience with Multithreading and Microservices

Good experience in cloud platform, AWS preferred.

Experience with RESTful services and APIs

Develop and maintain application documentation and coding standards that are clear, accurate and detailed. Troubleshoot .NET issues and provide debugging support as needed. Maintain communication with key players on development process and communicate complex technical information to non-technical audiences. Provide mentorship and support to other employees

·       Hands on Experience on HTML, jQuery, JavaScript, MongoDB, NoSQL, Azure/Google Cloud Components

·       HTML: Elements and attributes, HTML Structures

·       jQuery: Functions and events, class based, ID based and attributes-based events, effects, JSON serialization and deserialization, JSON data preparation, AJAX Calls, async functions‍

·       JavaScript: For Loops, Filters, JSON Data Mapping

·       Expert on C# (.Net Core & Asp.NET MVC) and MongoDB

Full-stack Developer

CAST is the market leader in Software Intelligence. Its unique technology thoroughly examines the structure of complex software systems, with MRI-like precision. It delivers accurate, actionable, and automated views of software architecture, critical flaws, quality grades, sizing metrics, open source usage, and cloud readiness levels. Hundreds of companies rely on CAST for greater objectivity in crucial business decisions, faster application modernization for Cloud, raising the quality and security of their custom software. CAST operates globally with offices in North America, Europe, India, China.

Title: Software Developer

Location: Bangalore

Job definition

Working at CAST R&D means being an important part of a highly-talented, fast-paced, multicultural and Agile team based in Paris (France) and Bangalore (India). The team builds sophisticated source code analysis platform leveraging parsing, control flow, data flow and others mechanisms to fully understand the inner structure of the complex IT Systems developed and used by the Fortune 500 companies.

You, working as individual contributor, will be integrated in Dashboard Teams working on web portals of CAST AIP. Your teammates will be located in India and in France and you will have the opportunity to travel to France every year.
You will collaborate to writing and designing new features and improve existing ones. You will write unit tests and drive code reviews. You will participate into best practices definition and technology watch. Depending on will, skills and experience, you will have the opportunity to take technical lead on topics or projects.

While the domain of CAST is a niche, the position will propose you to work on software that dedicate to company Dashboards and control software, focusing on technical and creative skills.

Profile

• Experience : 3-6 years
• Experience in developing front-end/full stack applications at scale

• Should have experience in any of the front-end framework like React, Angular, BackboneJS, Ext etc and HTML/CSS/Bootstrap .
• Experience in backend technologies like GOLANG, NodeJS, Python, REST web services and Java(OOPS, Collections, DB Access) or any other technology.

• Hands on experience in JavaScript Concepts (OO-JS, Closures, Unit Testing, Module Patterns etc)

• Good to have skills like REST, Bootstrap, UI Components, CI/CD, NoSQL based DB is added advantage.

• Experience with advanced CSS programming using LESS or SASS is a plus.
• Expertise in of server side technologies and SQL/NoSQL is a plus.
• Experience of JavaScript testing frameworks like Karma, Mocha, Jest etc.

• It involves design the software system, Select algorithms, theories or technologies that will be used for BUSINESS Applications
• Contribute to software development design discussions for new features and new product development
• Strong Problem solving skills and ability to troubleshoot applications & environment issues.
• Adaptability, ability to learn faster, Independent, responsible and diligent.
• Good team spirit and interpersonal skills, Excellent Written, Verbal, communication skills, Analytical skills & Business Thinking.

The candidate should have a passion for technology and a flexible, creative approach to problem solving. You are autonomous and take responsibility for your work.

Ideally, you know how to write unit tests and maybe even better write them in TDD. You have knowledge in agile methodologies such as Scrum. You know about GIT and the use of continuous integration tools. You have developed single page JS applications end to end.

Candidate should have a bachelor or Master technical degree or equivalent experience. Strong knowledge in software engineering. Proactive Self Starter, creative thinker in designing, developing and supporting applications. Work as part of cross functional, passionate agile project teams to ensure quality is driven into the heart of the development process.

We are hiring for Full Stack Java Developers with our MNC Client . Please go through the below details

1. 7+ years of strong Java & J2EE working experience
2. 5+ years’ experience with web 2.0 technologies including use of OO JavaScript, Ajax, JS libraries (e.g. Ext Js/jQuery/DOJO/ etc.) Bootstrap, Angular or React, HTML 5, CSS, JSON, and strong understanding of browser compatibility issues.
3. Micro services development build and deployment experience with CICD build pipeline.
4. 3+ years’ experience with frameworks like spring, hibernate, jpa and databases like Oracle, PostgreSQL and NoSQL
5. Experience using Agile software development methodologies.
6. Shows interest around Quality and QA process.
7. Excellent verbal and written communication skills in English.
8. Ability to effectively document artifacts and processes, then explain them to others.
9. Knowledge of OOAD principles and methodologies (e.g. UML).
10. Experience using GIT and issue tracking tools such as JIRA.
11. Cloud-based applications leveraging AWS.
12. Working experience in AEM 6.0+ implementation is desirable.
13. Experience working with geographically distributed teams is a plus
14. Exposure to developing multi-tier, scalable, and browser-based applications.
15. Ability to deal well with complex use cases and ambiguous problems.
16. Proactive and ability to learn quickly.
17. Experience to lead and mentor other developers

Work Location: Pan India- Remote Location
Experience: 8-5 Years
NP: Immediate / 10-15 joiners

As a core member of the Software Development team, you will be responsible for the architecture, coding, development, testing and release of customer applications hosted both on-premise and on-cloud. Candidates with proven experience in both Frontend and Backend Development (predominantly Backend Development) with prior experience in deploying applications on AWS/Azure cloud will be preferred.

You will be leading a small team of developers (not more than 3 at a time) on a given project, and be a client-facing SPOC to work with the client and meet stringent deadlines. You will be responsible for Coding and Development with a code coverage of minimum 90%. You will adhere to coding and security standards and ensure that your delivery is secure and free from any critical, high and medium-rated vulnerabilities.

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. 

If you believe in “ First, solve the problem. Then, write the code. ”, we are looking for you. 

• 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.

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.