Java Developer

JOB DESCRIPTION

Experience: 3-8 years

Location- Mumbai

Wissen Technology is now hiring for a Java Developer - Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 3-8 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

Screening Round: Focuses on System Design.

Client Rounds: 4 subsequent rounds (Technical, Cultural, and Leadership) following a successful screening report and client shortlisting.

Tech Stack: Java, Spring Boot, React, Hibernate, MySQL/MongoDB/ScyllaDB.

Innovation: Leveraging AI tools (Claude, Cursor, LLMs/RAG) to accelerate development.

Experience and JD: 

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.

Greetings! from Gohoardings Solution LLP. we are looking for a java developer candidate.

Responsibilities-

• Develop and implement new software programs
• Maintain and improve the performance of existing software
• Clearly and regularly communicate with management and technical support colleagues
• Design and update software database
• Test and maintain software products to ensure strong functionality and optimization
• Recommend improvements to existing software programs as necessary

Required-

• Bachelor’s Degree in Computer Science required or in any specialization.
• 2+ years’ experience in web and software development
• Demonstrated knowledge of web technologies, such as HTML, CSS and Javascript
• Ability to work independently and multi-task effectively
• Demonstrated understanding of projects from the perspective of both client and business
• Flexible and willing to accept a change in priorities as necessary
• Strong attention to detail

2+ years of experience developing web applications using J2EE.

2+ years of experience in Spring Boot.

Good knowledge of MicroServices.

Expertise developing enterprise-level web applications and RESTful APIs using MicroServices, with demonstrable production-scale experience.

Working experience in Industry Standard protocols related API Security including OAuth is a must.

Demonstrate strong design and programming skills using JSON, Web Services, XML, XSLT, PL/SQL in Unix and Windows environments.

Strong Shell scripting experience

Passion to stay on top of the latest happenings in the tech world and an attitude to discuss and bring those into play.

Strong collaboration and communication skills within distributed project teams

Excellent written and verbal communication skills

We at Spiral Dev Apps are looking for a Android Developer who can lead the full project of android app, right from initializing the app from scratch and putting it on the Play store. Can do attitude in startup environment is a must Quality that we look for, You need to find answers on your own without handholding.

Skills Required:
• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes.
• An Android app developer must be well-versed with the Java programming language.
• Strong knowledge of Android UI design principles, patterns, and best practices
• Having knowledge about offline storage, threading, and performance

Profile: Android Developer
Experience: 1 to 5 years
Immediate joiner preferred
Excellent Communication Skills
Good salary hike

• Having experience in Hospitality/Travel/Internet/Online/Start-up/IT/Logistic/Courier/Cargo/ Transportation would be preferable.