Java Developer_Mumbai

Strong Java Backend Engineer.

Mandatory (Experience 1): Must have 5+ years of backend development with strong focus on Java (Spring / Spring Boot)

Mandatory (Experience 2): Must have been a SDE-3 or SDE-2 for at least 2.5 years in a Decacorn(title should be there in resume)

Mandatory (Tech skill 1) : Hands-on experience with RESTful APIs and microservices architecture

Mandatory (Tech skill 2): Strong understanding of distributed systems, multithreading, and async programming

Mandatory (Tech skill 3): Experience with relational and NoSQL databases

Mandatory (Tech skill 4) : Exposure to Kafka/RabbitMQ and Redis/Memcached

Mandatory (Tech skill 5): Experience with AWS / GCP / Azure, Docker, and Kubernetes

Mandatory (Tech skill 6) : Familiar with CI/CD pipelines and modern DevOps practices

Mandatory (Tech skill 7): Must have worked on core product/platform teams rather than support or internal tooling

Mandatory (Ownership & Impact): Candidate should demonstrate end-to-end ownership of backend systems, including architecture/design decisions (HLD/LLD), scalability improvements, or measurable production impact (resume should clearly mention metrics such as scale, throughput, latency improvements, reliability, cost optimization, or user impact)

Mandatory (Company) - Top New Age, Fast-scaled, Tech-First Product Companies (Like Series B+ / Unicorn Indian startups, or Tech-first Global companies like Amazon, Google, Microsoft etc)

Mandatory (Stability): Must have stayed for at least 2 years with each of the previous companies

Mandatory (Education): B.Tech in computer science or related field from Tier 1, Tier 2 colleges

Mandatory (Note): Education can be ignored for candidates with proven experience in strong, reputed product companies

Job Title: Lead Java Developer

Location: Bangalore

Experience: 8-12 years (only)

Job Overview:

We are looking for a highly experienced Java / Backend Developer with a strong background in investment banking/trading/brokerages to join our team. The ideal candidate will have extensive experience in developing front office and middle office systems which require high availability, high reliability and low latency/high throughput performance profiles.

Skills & Qualifications:

• 8 to 12 years of experience in Java development, with at least 4 years in the investment banking/financial services domain.
• Strong knowledge of Java, Spring Framework, RESTful web services.
• Hands-on experience with AWS Cloud and related services. Knowledge of Kubernetes is a plus.
• Solid experience with Kafka and/or messaging protocols.
• Familiarity with SQL databases (e.g., Postgres/Oracle).
• Strong problem-solving skills and ability to work in a team.
• Ability to understand and work with distributed systems / microservices architecture.
• Solid written and verbal communication skills to interface with other technology and business stakeholders.

Java Developer – Job Description 

Wissen Technology is now hiring a Java Developer 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 consultancy. 

Required Skills: 

• Exp. - 4 to 9 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.

🔹 Job Title: Full Stack Java Developer

🔹 Experience: 4 to 6 Years

🔹 Location: Gurugram (Hybrid)

📝 Job Description:

Deqode is hiring a skilled Full Stack Java Developer to join our team of technology experts building scalable, enterprise-grade systems. We’re looking for passionate developers who thrive in fast-paced environments and love solving real-world challenges.

Key Responsibilities:

• Design, develop, and deploy scalable Java-based microservices using Spring Boot.
• Develop front-end components using any modern JavaScript framework.
• Build robust APIs and integrate third-party services.
• Work with Quarkus to enhance Java runtime performance (preferred).
• Implement containerized services using Kubernetes and manage deployments.
• Ensure clean, testable, and maintainable code in an Agile environment.
• Collaborate with cross-functional teams to define and deliver high-quality products.

Must-Have Skills:

• 4–6 years of hands-on experience in Java and Spring Boot
• Proven experience in building and deploying Microservices
• Experience with Kubernetes and Kafka
• Proficiency in any modern frontend framework (React, Angular, etc.)
• Exposure to Quarkus is a strong plus
• Strong understanding of API design and RESTful services
• Excellent problem-solving and communication skills

About Root Node

We’re an early-stage startup building intelligent tools for planning, scheduling, and optimization—starting with timetabling and warehouse logistics. Backed by deep domain expertise and a growing customer pipeline, we’re now building our core tech team. This is not just a coding job — it's a chance to build something meaningful from the ground up.

About the job

• Design and implement robust backend systems and APIs using Java or similar backend language and Spring Boot or equivalent frameworks
• Integrate backend services with existing custom ERP systems 
• Work closely with the founder on product architecture, feature prioritization, and go-to-market feedback
• Take full ownership of features — from system design and development to deployment and iterative improvements
• Help shape our engineering culture and technical foundations

You're a Great Fit If You:

• Have 3+ years of experience in backend development
• Are strong in Java or similar languages (e.g., Kotlin, Go, Node.js)
• Have solid experience with Spring Boot or equivalent backend frameworks
• Have integrated with ERP or enterprise systems in production environments
• Are comfortable with both SQL (PostgreSQL) and NoSQL (MongoDB)
• Understand REST API development, authentication, Docker
• Have an entrepreneurial mindset — you're excited about ownership, ambiguity, and making decisions that shape the product and company
• Want more than just a job — you want to build, solve, and learn rapidly

What We Offer

• Competitive salary
• High degree of ownership and autonomy
• Ability to shape the tech and product direction from Day 1
• Transparent and fast decision-making culture
• A builder’s environment — solve real-world problems with real impact

Responsibilities

• Use your skills in OOP, OOAD, and testing to design and develop robust and scalable software.
• Work in a fast-paced environment with a focus on writing production-quality code and tests.
• Maintain minimal yet essential engineering documentation to complement the product.
• Collaborate with engineers and product teams as part of Agile delivery.
• Participate in code reviews and release cycles with an ownership attitude.

Requirements

• Strong at problem-solving using Java 8 and above.
• General understanding of SDLC using agile methodologies iterative development.
• Basic skills in HTML, CSS, and JavaScript are desired.
• Hands-on knowledge of using Spring Boot or Quarkus for building Microservices or API driven solutions.
• Knowledge of SQL and experience in using any RDBMS like MySQL, PostgreSQL.
• Understanding or exposure to Cloud-Native development using AWS is an added advantage.

Your Day-to-Day Tasks Include: 

Works in requirements like Engineering, Design, Development, and Deployment. All the tasks involves working with Java, SQL Server and Couchbase. 

Build and monitor data pipelines that serve 100+ websites, 150M+ unique impressions daily. Write code that can handle 4x more scale than the given requirement. 

Maintain uptime of multiple distributed web applications. 

Build data pipelines to pull data from upstream partners like Google. 

You Should Have: 

Minimum 3 years of experience with Java. 

Minimum 2 year of experience with any SQL database (MySql, MSSql, Oracle, DB2, Sybase). Minimum 3 years of experience with web development. 

Experience with any NoSql database (MongoDb, Couchbase, CouchDb, DynamoDb). Experience of designing/implementing/maintaining scalable systems. 

Experience with any cloud platform (AWS/Azure/GCP). 

Good To Have: 

Experience with BI and data reporting. 

Experience with Elastic search. 

Understanding of data warehousing. 

Experience in Node.js.