Java Developer

Job Title : Python Django Developer

Experience : 3+ Years

Location : Gurgaon Sector - 48

Working Days : 6 Days WFO (Monday to Saturday)

Job Summary :

We are looking for a skilled Python Django Developer with strong foundational knowledge in backend development, data structures, and operating system concepts.

The ideal candidate should have experience in Django and PostgreSQL, along with excellent logical thinking and multithreading knowledge.

Main Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, Microservice Architecture, Third-party API integrations (e.g., payment gateways, SMS/email APIs), REST API development, JSON/XML, strong knowledge of data structures, multithreading, and OS concepts.

Key Responsibilities :

• Write efficient, reusable, testable, and scalable code using the Django framework
• Develop backend components, server-side logic, and statistical models
• Design and implement high-availability, low-latency applications with robust data protection and security
• Contribute to the development of highly responsive web applications
• Collaborate with cross-functional teams on system design and integration

Mandatory Skills :

• Strong programming skills in Python and Django (or similar frameworks like Flask).
• Proficiency with PostgreSQL / MySQL and experience in writing complex queries.
• Strong understanding of SQL and NoSQL ORM.
• Solid grasp of data structures, multithreading, and operating system concepts.
• Experience with RESTful API development and implementation of API security.
• Knowledge of JSON/XML and their use in data exchange.

Good-to-Have Skills :

• Experience with Redis, MQTT, and message queues like RabbitMQ or Kafka.
• Understanding of microservice architecture and third-party API integrations (e.g., payment gateways, SMS/email APIs).
• Familiarity with MongoDB and other NoSQL databases.
• Exposure to data science libraries such as Pandas, NumPy, Scikit-learn.
• Knowledge in building and integrating statistical learning models.

Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.

We are solving complex technical problems in the financial 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 highly motivated and expert team which has made a mark as a high-end technical consulting.

Required Skills:

Experience - 3+.

Experience in Core Java 5.0 and above, CXF, Spring.

Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database.

Good knowledge of multi-threading and high-volume server-side development.

Experience in sales and trading platforms in investment banking/capital markets.

Basic working knowledge of Unix/Linux.

Excellent problem solving and coding skills in Java.

Strong interpersonal, communication and analytical skills.

Should have the ability to express their design ideas and thoughts.

Job description

Opportunity

We are looking for a young and enthusiastic personality who loves coding. Who is passionate and ready to tackle some of the most difficult problems in the laundry industry. We believe that user-centric design ultimately leads to the best products, so we listen closely to our users, both external and internal. As an engineer on our close-knit, cross-functional team, you'll be an active voice in shaping our product. 

You will play a role in product planning, drive the implementation and release of major features, and be a champion of best practices for writing well-tested, well-organized code.

Tech Stack

Our tech stack is http://asp.net/">ASP.NET, MVC, Webform, WebAPI, MSSQL Server, JQuery, Javascript, Angular 2 and microservices architecture. Our platform is hosted on Google Cloud. 

Responsibilities

• Work with internal business teams and management to define requirements and develop technical specifications.
• You will be creating modules and components and coupling them together into a functional app.
• Creating self-contained, reusable, and testable modules and components
• Developing and integrating RESTful API services.
• Convert legacy code to new tech stack single-page web applications.
• You will be working with payment gateway, barcodes, QR codes, biometrics, integrating different hardware (printer, scanner, cash register, POS terminal, laundry and drycleaning machines, conveyor belt etc), map routing and distance algorithms.

What you can expect in the next 12 months

Within 1 month

• You should have acquired a good knowledge of the domain, product and process that we follow.
• Setup the dev environment and push your first small piece of code to production.
• You will start attending daily stand up.
• Dive into technology by pair-programming with your teammates and attending engineering training sessions designed and presented by your peers.
• Have a one-one chat with every member of the Quick Dry Cleaning team so you get to know everyone well and understand each other.

Within 3 months

• You'll start developing your first module all by yourself. (With some guidance)
• Write your first set of unit test cases and work with the quality engineer to set up functional testing workflows.
• Conduct your first review of a peer's code.
• Participate in several release planning sessions to get a deep understanding of the new features we're working on.
• Participate in your first production release cycle.
• Start providing support for bugs, issues, small improvements on production.
• Take over one tool (JIRA, Build Deployment, CI/CD, Git or any other)

Within 6 months

• You'll launch your first two or three modules to production.
• Take architectural and infrastructure decisions that will impact the entire product.
• Be comfortable navigating most of our stack and infrastructure.
• Be responsible for the planning, scoping, design, and implementation of new services.

Within 12 months

• You'll launch at least 3 to 4 core modules to production and completely own scaling for some more.
• Participate in interviewing and hiring, as a way to influence team growth.
• Mentor Ship - Should do code reviews for juniors, spend time and show a willingness to teach juniors, and share expertise with new team members.
• Collaborate with engineering, product, sales and customer success leadership to define priorities and set delivery goals.
• You will start owning an important workflow/ section of the product. 

Required Candidate profile

What an ideal candidate looks like

• Strong knowledge of Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, complexity analysis, databases, networking, and distributed systems.
• 3-4 years of experience with product development (.ASP.Net, C#.Net, WCF, MVC, SQL Server development applications, version control, CI/CD pipelines).
• Should have a strong online presence on different forums like stack overflow etc, Github etc.
• Excellent verbal and written skills. The ability to explain sophisticated architectures to engineers, product managers, and support & operation executives. You should also be able to write a proposal for your idea/solutions and take feedback from the team.
• Previous work experience at a product-based company or startup would be a bonus.

Personality traits we really admire 

• Great attitude to ask questions, learn and suggest process improvements.
• Pays great attention to detail and helps identify edge cases.
• Gives equal importance to planning, coding, code reviews, documentation, and testing.
• Highly motivated and coming up with fresh ideas and perspectives to help us move towards our goals faster.
• Follows release cycles and absolute commitment to deadlines.

Role Software Developer

Industry Type IT Services & Consulting

Functional Area IT Software - Application Programming, Maintenance

Employment Type 

Role Category Programming & Design

We are looking for a focussed, energetic and motivated Senior Java Developer. You must have sufficient experience in Java Development, Spring, Spring Boot, AWS and SQS, S3. You will be challenged with complex and robust product development.

As a Senior Java Developer, you will be the most senior developer within the company working alongside other Java Developers, the Engineering Manager, and the CTO.

Senior Java Developer requirements

Solid development experience using Java, Springboot, SQS, S3 and Microservices

Experience working in Swing Java framework

Revises, updates, refactors, and debugs code

Write clear, concise and efficient code and ensure it is fully tested

Service and develop features using Java with AWS, JUnit, SQL and Spring framework

You have a good knowledge of Cloud technologies (ideally AWS)

Participate in peer coding reviews and work in a collaborative, agile environment

Demonstrate technical knowledge and expertise with a clear understanding on the products' technical composition

Senior Java Developer responsibilities

7-9 yrs minimum work experience

Excellent analytical, troubleshooting, and communication skills

Excellent attention to detail and time-management skills

Serves as an expert on developed applications

Ability to adapt and learn new product/technology is key

Collaborates with internal teams to produce software design and architecture

Knowledge of Agile frameworks (i.e. Scrum) and has worked with Jira or Spira

Attend daily stand-up meetings alongside the Scrum Master

A self-starter, hardworking and committed individual

Work UK hours - ideally 9.00am - 6pm with the expectation to work out of ours when needed