Java Spring boot Developer

JOB DESCRIPTION

Experience: 3-8 years

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.

Roles and Responsibilities

Code, develop, design and architect features related to the existing application. We  expect you to own modules end to end and take pride in the work products you  ship.

Lead from the front, when it comes to delivering high quality work products. Serve as a mentor to the team members

Create and define performance metrics. Ideate, innovate and hack through the  existing systems to improve performance

Perform code reviews, set coding practices and guidelines within the team.

Make sense of the product specs, be nimble in getting the issues resolved. Be a thought leader.

Critical Functional Skills

Solid understanding and knowledge of Java/C/C++. You should understand the concepts of multithreading, I/O, messaging, instrumentation etc and their  implementation in Java/Any other ObjectOriented Language.

Proficiency in the implementation of algorithms and the use of advanced data  structures to solve problems in computing. A solid foundation in the principles of  computer science is desired.

Ability to write clean, modular, and loosely coupled code by the use of design patterns.

He/She should be able to break down and architect complex software systems. For example

BuildCars Availability Engine for Ola.

Strong decisionmaking ability

Deep expertise in at least one programming language & tech stack.

Substantial experience in building complex and scalable solutions.

Strong object oriented design skills, ability to apply design patterns, and an uncanny ability to design intuitive module and class level interfaces

The ability to do deep problem solving and build elegant, maintainable solutions to complex problems.

Experience leading multi engineer projects and mentoring junior engineers

Experience with full life cycle development in any programming language on a Linux platform

Comprehensive operational experience including, optimizations, deployments and tuning servers like apache/mysql/tomcat/solr

Prior experience in working with Agile software methodologies (XP, Scrum), TDD, and Continuous Integration(CI/CD) a plus.

Experience in building data driven web application design and development is a plus

Expert level experience in building a scalable, large and complex business application

.Experience Required

:Typically with an experience of 5+ years of development experience in a product  firm.

Must have lead, designed, architected and delivered at least 1 project in his previous assignments independently.

Minimum Qualifications Required

Btech/MS from a reputed Institute

Deep expertise with any or combination programming languages: Java, C++, C#, Ruby, Scala,

Go any object oriented high level proprietary or open source language with strong programming constructs. We are not skill specific but go by strength in  competencies Machine coding Single machine in memory program

Need a working code with functionality Readable and well designed code with right abstractions, separation of concerns,right design patterns

Performant code with concurrency and efficient data structures

Write test cases covering the happy path and edge cases

Problem Solving

Choose the right combination of data structures to solve the problem

Identify most edge cases for the problem

Identify opportunities of parallelism: utilizes multicore solutions where applicable

Design & Architecture

Distributed systems design and system interaction

Identify API signatures

LLD with class design

Solve for performance & availability

Job Summary :

      As a Software Development Engineer, you will be responsible for end-to-end delivery of software components all the way to production. In this position you will partner with our globally distributed cross-functional teams, product managers and other internal stakeholders. This position requires understanding business & technical requirements, designing clean solutions, implementing them and managing these systems. A key aspect of the role is to understand the digital commerce businesses part of KBX and implement technology systems that favourably align with business initiatives and requirements. The position will be evaluated in terms of the quality of the technology development, ongoing management of the systems and impact on business metrics.

Responsibilities :

• Work closely with cross functional teams to and deliver quality technology solutions
• Operational rigor for a rapidly growing tech stack and live portals
• Regular communication with management on status and risks.
• Measure success metrics and influence evolution of the tech product
• Be resourceful and find creative solutions to complex technical challenges.

Basic Qualifications :

• Ability to understand business requirements and build technology solutions that factor in the business requirements completely
• Possess an extremely sound understanding of basic areas of Computer Science such as Algorithms, Data Structures, Object Oriented, Databases.
• Excellent coding skills 
• Great problem solving skills and propensity to learn and develop tech talent.
• Bachelor’s degree or higher in Computer Science and years of Software Development experience

Preferred Qualifications :

• Understanding on Web programming is must; full stack experience would be a plus.
• Understanding on AWS Cloud Stack (EC2, Lambda, Dynamo DB, Aurora) would be a plus
• Knowledge of serverless development
• Excellent verbal and written communication skills. 

• Good experience in Javabackend/J2EE, Eclipse, Javascript, XML, Data Structures, Database 
• Should have good experience working in Springboot.
• Good experience in JSON / RESTful API / Web Services.
• Experience with Design Patterns.
• Experience in AWS and Queuing systems is an advantage
• Basic estimation experience
• Self starter and quick learner
• Should be able to work in a growing environment that is very dynamic and challenging
• Good oral and written communication skills
• Highly self motivated and directed
• Ability to work without a lot of supervision
• Experience in working in a team-oriented and collaborative environment.

• 5+ years experience
• Previously managed a team
• Built & managed backend systems from scratch previously.
• Lead the core backend engineering team, including mentoring, coaching, architecture, devops, code review and software infrastructure
• Should be more proficient with Django.
• Work with the executive team to shape and execute the product roadmap
• Direct our team environment to achieve sprint deliverables and acceptance criteria
• Design and monitor metrics to assess product and infrastructure performance
• Hire, build and shape the team