Java Microservices

JOB DESCRIPTION:

Location: mumbai

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 7 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

Role Overview:

We are looking for a Lead Software Engineer with 7-10 years of experience to join our team in Bangalore. The ideal candidate should have strong expertise in financial services, databases, microservices. This role requires a mix of hands-on technical skills, leadership capabilities, and client engagement experience.

Looking for candidates from IIT/NIT/BITS/VIT

Investment Banking Domain Preferred

Key Responsibilities:

• Technical Leadership: Lead a team of developers, perform code reviews, and ensure high-quality software delivery.
• Microservices & Databases: Design, develop, and optimize microservices architecture with robust database integrations.
• Solution Delivery: Drive end-to-end software development, from design to deployment, ensuring on-time and high-quality project completion.
• Team Collaboration: Mentor junior engineers, provide technical guidance, and foster a culture of innovation and continuous improvement.

Required Skills & Experience:

• 7-10 years of experience in software development & leadership
• Expertise in financial services domain.
• Strong knowledge of databases (SQL, NoSQL) and microservices architecture
• Excellent client communication skills and ability to manage stakeholder expectations
• Hands-on experience in designing, building, and deploying scalable enterprise solutions

Why Join Wissen Technology?

• Work on cutting-edge projects for Fortune 500 financial institutions
• Be part of an innovation-driven team that values technical excellence and leadership
• Opportunity to work directly with business and technology leaders
• Competitive compensation and a dynamic work environment

• You have an overall software development experience of 4 to 10 years
• 3+ years proficiency in Java and Spring boot
• Familiar with distributed computing and frameworks such as gRPC/ protobuf
• Understands JVM metrics, Garbage collection and performance tuning
• Experience in creating high-level design(HLD) and low-level design(LLD)
• You have a good understanding of relational database, NoSQL technologies, and REST
• Good to have experience in HTML, JavaScript, GraphQL, TypeScript, ReactJS and related toolsets
• Exposure to AWS stack/cloud computing
• Self-motivated developer who takes ownership of work
• Bachelor’s degree in Computer Science or Computing related discipline
• Experience in Product Development Environment is a plus.

Qualifications

• 4+ years of professional software development experience

• 4+ years of object-oriented Java / J2EE development

• Full SDLC experience (requirements gathering, architecture, development, QA, etc.…)

• Experience with Spring (MVC, IOP/DI, REST, Security) & Hibernate/Spring

• Experience with SOAP / REST web services

• Knowledge of SQL

• Knowledge of No SQL concepts, understanding of Solr, Redis and Mongo DB is desirable

• Understanding concepts of CDN & Content Management

• Must have worked on any one messaging solutions

• Bonus Points for micro service design and development experience

• Bonus points for any mobile development experience

• Used Agile methodology

• Experience leading or working with cross geography teams

• Bonus Points for experience working on Unix, shell scripting & Build Systems

• Experience in performance optimization is an added advantage

POSITION

• You will be actively involved during the entire technology development lifecycle. Responsibilities will include all aspects from design, coding, testing, customer feedback cycle changes and support.

• Primary role in software development with object-oriented Java

• The customized solutions that you will be architecting and developing will also require knowledge and experience with spring / Hibernate, SOAP / REST, and SQL.

• Ability to learn new technologies quickly and willingness to read and digest large existing source code and take ownership on complex component or subsystem to drive improvements and re-architecture

• Work with a team of amazing developers and designers involved in the design and development of global platforms

• Invent and prototype new features, build, test and ship them to customers as SaaS, cloud based or hosted product platforms

• Drive the implementation of new technologies which improve our ability to build great customers products. • Participate in a fun, open learning environment with great benefits and smart talented folks that represent among the best globally.

QUALIFICATION

• A Bachelor’s degree in Computer Science (or equivalent experience)

• M-Tech or advanced degree a plus

• Hackathon participation and accolades are a plus
Job Role

                                       
Quinbay

Quinbay is an upstart digital platforms and products company with a core focus on disrupting traditional markets and business models with the strength of our innovation driven digital value. We harness the power of our open innovation culture, our unique talent selection approach, the skills and expertise of our people across various industries, domains and technologies and a unique blend of analytics driven strategies for creating future digital platforms.

OPPORTUNITIES: Pursue opportunities in and learning/growth interests in Mobile, product development, product management, Analytics, Machine learning, UI/UX design, DevOps, Automation, Drones, bots and Java / open-source development frameworks and methodologies – on a variety of domains like eCommerce, Logistics and fulfilment, Ecommerce and a whole lot other.
Opportunities to be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.

• Hands-on Java Engineers, with experience building consumer-facing or enterprise applications using Java stack – Spring, Hibernate, MySQL
• Strong problem solving and analytical skills
• Strong understanding of Object-Oriented Programming concepts and Design patterns.

Do You Know? (Skills good to have)

• Exposure to building service-oriented distributed systems
• In building systems that process big data in a distributed environment, either in real-time streaming or offline batching.
• In messaging systems like Kafka, RabbitMQ, kinesis, etc.
• In real-time computation tools like Storm / Spark or Hadoop-based tools.
• In Data warehousing technologies like Redshift, BigQuery, etc.