Tech Lead

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.

Responsibilities:

• Design, develop, and maintain web applications using Java and React JS.

• Collaborate with cross-functional teams to define, design, and ship new features.

• Ensure the performance, quality, and responsiveness of applications.

• Identify and correct bottlenecks and fix bugs.

• Maintain code integrity and organization.

• Build reusable components and front-end libraries for future use.

• Translate designs and wireframes into high-quality code.

• Optimize components for maximum performance across a vast array of web-capable devices and browsers.

• Participate in team meetings and discussions to understand user needs and functionalities.

• Perform code reviews and improve and maintain code quality.

• Work closely with product management and back-end developers to integrate user-facing elements with server-side logic.

• Keep up-to-date with the latest industry trends and technologies to ensure applications are current and competitive.

Requirements:

• Strong proficiency in Java.

• Familiarity with RESTful APIs and web services.

• Good project management skills.

• Strong communication and teamwork abilities.

Job Summary:

We are seeking a skilled and experienced Java Developer with hands-on expertise in AWS, Spring Boot, and Microservices architecture. As a core member of our backend development team, you will design and build scalable cloud-native applications that support high-performance systems and business logic.

Key Responsibilities:

• Design, develop, and maintain backend services using Java (Spring Boot).
• Build and deploy microservices-based architectures hosted on AWS.
• Collaborate with DevOps and architecture teams to ensure scalable and secure cloud solutions.
• Write clean, efficient, and well-documented code.
• Optimize application performance and troubleshoot production issues.
• Participate in code reviews, technical discussions, and architecture planning.

Must-Have Skills:

• 4.5+ years of experience in Java development.
• Strong proficiency in Spring Boot and RESTful APIs.
• Proven hands-on experience with AWS services (EC2, S3, Lambda, RDS, etc.).
• Solid understanding of microservices architecture, CI/CD, and containerization tools.
• Experience with version control (Git), and deployment tools.

Technical Overview:

● You will be expected to design, develop and maintain large-scale complex backend web applications.

● You will be expected to rapidly learn and apply relevant new technologies.

● You will be having a high level of interaction with business and product stakeholders.

● You will be working on the entire web application stack, which includes:

      o Web server hosting

      o RESTful communication

      o Message brokering

      o Backend application layer, which includes the service and domain layers

     o Data layer for persistence or caching

● You will be participating in an agile software development cycle, which includes:

     o Design

     o Development

     o Code Review

     o Unit and Integration Testing

     o Release

● As a Staff Engineer, you will be expected to contribute to design, code review, refactoring, and project management.

● You will be exposed to the following technologies:

     o Web application frameworks: Ruby on Rails, Node.js, Java Play, Vert.x, AIOHTTP, AWS Lambda

     o Languages: Ruby, Java, Kotlin, Javascript, Python

     o Data stores: PostgreSQL, Aerospike, Redis, Amazon Redshift

     o Communication: HTTP, Amazon SQS, Sidekiq, Amazon SNS

     o Server Management: Amazon ECS, Docker

Product Overview:

You will be contributing to products concerning both customers and partner drivers.

Product sectors include:

1) Growth: You’ll build tools to help boost user growth on the platform including our industry-best driver onboarding, training and certification system, referral system, and lead management models.

2) Lifecycle Management: Build tools to help users engage with the platform better, which include rewards and recognition modules, subscription services account management tools, partner and customer wallets and payout modules, and churn detection systems among others.

3) Transaction Experience: You’ll help deliver the most delightful booking experience to our customers and drivers. As part of this team, you’ll be responsible for our core booking system, pricing and payment

systems, location tracking and filtering services, fraud prevention systems, and in-app ticketing and support among others.

4) Fulfilment: As part of the fulfillment team, you’ll work on systems that ensure a high degree of ride fulfillment on the platform. Tools include allocation methodologies and systems, dynamic pricing, dynamic partner routing, and partner re-activation tools among others.

5) Enterprise Solutions: You’ll help Porter’s enterprise customers achieve delivery excellence. You’ll build tools for contract management, fleet management, fleet and route optimization tools, alerting and monitoring tools, and analytics suite among others.

Developer – Golang 

Responsibilities: 

• An individual contributor who will be part of the Software R&D team working on the following areas 

• Backend work in Golang, Micro services architecture 

• Work with internal team and customers to deliver solutions that will meet the customer needs with respect to the performance security, scalability and functionality. 

• Implementation of API and authentication methods using JWT 

• Writing scalable, robust, testable, efficient, and easily maintainable code 

• Translating software requirements into stable, working, high performance software 

Skills 

• 2-5 years of experience in Go programming language 

• Strong experience in working with Goroutine and channel patterns 

• Experience in Go framework for DB, JSON, Sockets, Web Frameworks and tools 

• Knowledge of logging and configuration packages like Zap, Viper 

• Experience in writing unit tests for Golang code 

• Familiarity with code versioning tools such as Git or Azure Repo 

• Should have knowledge of MySQL, PostgreSQL, or any RDBMS 

• Good knowledge of Linux / Ubuntu 

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.