Senior Web Backend Developer

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location - Bangalore/Mumbai

Java Developer – Job Description

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. - 5+ 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.

About Wissen Technology:

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.

Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.

We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

Job Summary:

We are looking for an experienced Java Developer with 4+years of hands-on experience to join our dynamic team. The ideal candidate will have a strong background in Java development, problem-solving skills, and the ability to work independently as well as part of a team. You will be responsible for designing, developing, and maintaining high-performance and scalable applications.

Key Responsibilities:

• Design, develop, test, and maintain Java-based applications.
• Write well-designed, efficient, and testable code following best software development practices.
• Troubleshoot and resolve technical issues during development and production support.
• Collaborate with cross-functional teams including QA, DevOps, and Product teams.
• Participate in code reviews and provide constructive feedback.
• Maintain proper documentation for code, processes, and configurations.
• Support deployment and post-deployment monitoring during night shift hours.

Required Skills:

• Strong programming skills in Java 8 or above.
• Experience with Spring Framework (Spring Boot, Spring MVC, etc.).
• Proficiency in RESTful APIs, Microservices Architecture, and Web Services.
• Familiarity with SQL and relational databases like MySQL, PostgreSQL, or Oracle.
• Hands-on experience with version control systems like Git.
• Understanding of Agile methodologies.
• Experience with build tools like Maven/Gradle.
• Knowledge of unit testing frameworks (JUnit/TestNG).

Preferred Skills (Good to Have):

• Experience with cloud platforms (AWS, Azure, or GCP).
• Familiarity with CI/CD pipelines.
• Basic understanding of frontend technologies like JavaScript, HTML, CSS.

Requirements:

Java developer responsibilities include designing, developing, Testing and delivering high-volume, low-latency applications for mission-critical systems.

1. Proven hands-on Software Development experience

2. Proven working experience in Java development

3. Hands on experience in developing applications using Java EE platforms

4. Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)

5. Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)

6. Experience in the Spring Framework

• Experience in designing and developing applications using Java, Spring Boot, microservices, Spring, and Hibernate frameworks
• Proficiency in core Java, J2EE, Springboot, and Hibernate
• Hands-on experience with front-end and back-end Java technologies
• Solid understanding of OOP software design concepts and implementation using Java
• Demonstrated ability to develop software application services using Java 8 and Spring Boot
• Familiarity with frameworks like Spring Boot and database layers like Hibernate
• Knowledge of HTML, CSS, JavaScript, and critical thinking and problem-solving skills
• Strong coding/debugging abilities with advanced knowledge of Java and .NET
• Experience with REST, SOAP web services, Spring, and Hibernate
• Strong understanding of object-oriented design using Java language
• Proficient in Java development with knowledge of SQL, multithreading, Spring Boot, and Hibernate
• Experience with Java frameworks such as Spring IOC, Spring MVC, Struts, and Hibernate
• Ability to develop components using Java and J2EE technologies
• Knowledge of popular design patterns and Java frameworks
• Strong automation background with experience in leading automation implementation using Selenium and Java
• Experience in developing high-performance, scalable applications using Java and JEE
• Solid programming skills with a good grasp of OOP concepts, preferably in Java
• Understanding of Java, J2EE server, JavaScript, and DOM
• Experience in writing automation scripts using Java languages
• Good framework understanding like Spring Boot and database layers like Hibernate

Job Description :

- We are a Fintech Company based in Pune, a B2B Trade Digitization platform for SMEs and Corporates to collaborate and work with Financial Institutions to raise short term fundings for payables and receivables financing.

- We are thus well placed to help Corporates and their Supply Chains to meet their GST needs.

Technologies :

- The platform is built using a polygot technology stack 

- Platform Backend : JVM 

- Web Layer : ReactJS and related ecosystem, HTML, Javascript, CSS, Bootstrap 

- API & Business Layer : Kotlin and functional programming 

- Client Apps and Customer Integrations: Kotlin, Jersey ReST Framework, home grown optimized HTTP and SQL libraries 

- Mobile Apps: Android, iOS 

- Database : MySQL - JVM - Hibernate & Exposed as ORM library - Python - SQLAlchemy as ORM library 

- Build Tools : Gradle, Shell Scripting, AWS Code Build, Jenkins

- Ops Automation : Ansible, Terraform 

- Servers : Ubuntu Linux 

- Version Control : GIT 

- Test Automation : Python - unittest, pyhamcrest, freshen, nose. JVM - Junit, Kotlin Test 

- Cloud Providers : Amazon AWS, Linode

Requirements :

- We are a self organized engineering team with a passion for programming and solving business problems for our customers.

- We are looking to add 2 members in our team having hands on technical experience of 2-6 years.

- We encourage our team to continuously learn new technologies and apply the learnings in the day to day work even if the new technologies are not adpopted.

- We strive to continuously improve our DevOps practices and expertise to form a solid backbone for the product, customer relationships and sales teams which enables them to add new customers every week to our financing network.

As an engineering team member, you will :

- Work collaboratively with product, customer support and DevOps team to build, enhance, maintain, deploy and operate our systems. 

- Continuously automate operational processes to improve efficiencies and productivity and enhance customer experience 

- Work closely with the architect to continuously refactor the system architecture and design to meet the changing landscape triggered by technology changes and business growth 

- Work with the DevOps team to build and maintain tools for deployment, monitoring and operations. 

- Ensure that development processes and deliverables always adhere to the mandates laid down for various certifications (PCI and ISO 27001 in particular)

Skills required :

- Pre-requisites : Competent in Java, database, HTML, Javascript, CSS 

- Should be passionate about technology and ready to deep dive into programming 

- Should have sound expertise of writing testable code and appreciate defect free coding 

- Should be willing to handle Ops automation and production support 

- Should be able to reason/argue/discuss/suggest solutions and alternatives

- Should be able to decipher the core problem to be solved during discussions with product team and/or customers 

- Should have good communication skills and experience working in teams

- Knowledge of Python will be an added advantage

- Experience of working in financial domain will help but not a necessity

Idea Clan is an Internet Marketing company that works with a lot of global ecommerce, Social Media and performance marketing clients. We own an Influencer network called Viral Sparks. We work with huge brands like twentytwowords.com, ranker, diply, littlethings.com, boredometherapy, providr etc. We are a Certified GOLD partner with Microsoft and an expert at CPA (Cost per action) marketing solutions. Everyone that works at IdeaClan is family. And we grow as one.

We are looking for a Java developer responsible for building Java applications. This includes anything between complex groups of back-end services and their client-end (desktop and mobile) counterparts. Your primary responsibility will be to design and develop these applications, and to coordinate with the rest of the team working on different layers of the infrastructure. Thus, a commitment to collaborative problem solving, sophisticated design, and product quality is essential.

- Translate application storyboards and use cases into functional applications

- Design, build, and maintain efficient, reusable, and reliable Java code

- Ensure the best possible performance, quality, and responsiveness of the applications

- Identify bottlenecks and bugs, and devise solutions to these problems

- Help maintain code quality, organization, and automatization

- Proficient in Java, with a good knowledge of its ecosystems

- Proficient in Springboot, Hibernate, RabbitMQ

- Solid understanding of object-oriented programming

- Familiar with various design and architectural patterns

- Skill for writing reusable Java libraries

- Knowledge of concurrency patterns in Java

- Familiarity with concepts of MVC, JDBC, and RESTful, GraphQL

- Experience with popular web application frameworks, such as Play and Spark

- Knack for writing clean, readable Java code

- Experience with both external and embedded databases

- Understanding fundamental design principles behind a scalable application

- Basic understanding of the class loading mechanism in Java

- Creating database schemas that represent and support business processes

- Basic understanding of JVM, its limitations, weaknesses, and workarounds

- Implementing automated testing platforms and unit tests

- Proficient understanding of code versioning tools, such as Git

- Familiarity with build tools such as Ant, Maven, and Gradle

- Familiarity with continuous integration

What if, you had a chance to build something iconic?

• 2+ years of experience on Java, Spring Boot, Hibernate in medium to large-scale projects
• Must have experience with at least some flavours of both SQL (MySQL, Postgres) and NoSQL (Kafka, MongoDB, ElasticSearch, NoSQL distributed cache system, DynamoDB etc), datastores in production
• Must have experience with Kafka or similar message queue systems in production
• Stellar problem solving skills
• Hunger to learn new things and ability to grasp new concepts quickly
• Ability to move quickly without breaking things too much (we are dreamers)
• Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
• Should be able to groom juniors and take them to the next level