Java Developer

Role: .Net Developer

Experience Level: 4 to 9 Years

Work location: Mumbai, Bangalore, Trivandrum (Hybrid)

Key Responsibilities:

● Develop and maintain scalable .NET microservices for diverse client projects

● Implement robust Web APIs with proper error handling, validation, and security

● Write comprehensive unit and integration tests ensuring high code quality

● Design portable, efficient solutions deployable across different client environments

● Collaborate with cross-functional teams and client stakeholders

● Optimize application performance and implement caching strategies

● Implement security best practices for enterprise applications

● Participate in code reviews and maintain coding standards

● Support deployment and troubleshooting in client environments

Must have skills:

Core Technical Expertise:

● .NET Framework/Core: 4+ years of production experience with .NET Core 3.1+ / .NET 5+ and C# 8+

● Frameworks: Strong hands-on experience with ASP.NET Core Web API, Entity Framework Core

● REST API Development: Proven experience designing and implementing RESTful web services, middleware

implementation

● Design Patterns: Solid understanding and implementation of SOLID principles, Dependency Injection, Repository

pattern

● Testing: Experience with unit testing (xUnit, NUnit, MSTest), mocking frameworks (Moq), integration testing

Microservices & Deployment:

● Containerization: Hands-on Docker experience for packaging and deploying .NET applications

● Microservices Architecture: Understanding of service decomposition, inter-service communication, distributed

systems

● Abstraction & Portability: Configuration management (appsettings.json, IConfiguration), environment-agnostic design

● Package Management: NuGet package management, understanding of project dependencies

Good to have have skills:

Advanced Technical:

● Advanced Frameworks: .NET 6/7/8, Minimal APIs, gRPC, SignalR for real-time communication

● ORM & Database: Advanced Entity Framework Core, Dapper, database migrations

● Orchestration: Kubernetes, Docker

● Cloud Platforms: Azure (App Service, Functions, Service Bus), Alibaba, or GCP services

● Message Brokers: Azure Service Bus, RabbitMQ, Apache Kafka

● Databases: Both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Cassandra)

● API Gateway: Azure API Management, Kong API Gateway

Development & Operations:

● CI/CD pipelines (Azure DevOps, Jenkins, GitHub Actions)

● Monitoring & Observability (Application Insights, Serilog, Prometheus)

● Security best practices (HTTPS, CORS, input validation, secure coding)

● Background Services (Hosted Services, Hangfire, Quartz.NET)

Java Developer – Job Description 

Wissen Technology is now hiring a Java Developer 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 consultancy. 

Required Skills: 

• Exp. - 4 to 9 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-

• Writing back-end code & front –end code and building efficient Java modules
• Contribute in all phases of the development lifecycle, Write well designed, testable, Design, build, and maintain efficient, reusable, and reliable Java code code
• Help maintain code quality, organization, and automatization
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Translate application storyboards and use cases into functional applications
• Ensure the best possible performance, quality, and responsiveness of the applications
• Identify bottlenecks and bugs, and devise solutions to these problems
• Align with organizational security protocols and data protection requirements and
• Implement the required feature
• Participate in all phases of the SDLC

Skills and Experience-

• BS/MS Degree in Computer Science, Engineering or a related subject
• Hands-on experience in designing and developing applications using Java EE platforms
• Object-oriented analysis and design using common design patterns.
• Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management, etc.)
• excellent knowledge of Relational Databases, SQL, and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Hands-on experience in designing and developing applications using JavaScript, j Query, and AJAX.
• Ensure that the APIs and services are adequate to support the application
• Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc.)
• Excellent knowledge of Relational Databases, SQL, and ORM technologies (JPA2, Hibernate)
• Experience with test-driven development

• excellent written and verbal communication skills Ability to quickly adapt and learn new technologies.
• Collaborate with other parts of the technology team, including product, QA, etc. to deliver a solid product.

Working as a “Backend Developer” at Bonzai gives you the opportunity to work on maintaining and improving the platform.

• Work on the entire product lifecycle starting from design to deployment and monitoring.
• Explore new technologies such as Kotlin, patterns such as Domain-Driven Design and other cool stuff such as Gitlab CI/CD pipelines, Docker, ECS, Golang, Python, Terraform, distributed tracing and even Haskell.
• Ensure top-notch performance in terms of product and feature experience.

• 2 - 3 yrs of experience in Java, Spring Boot, Hibernate, Rest API, and MySQL.
• Good to have experience/knowledge of other programming languages such as Kotlin or Python, other DBs such as Redshift, platforms such as AWS and architectural patterns such as https://martinfowler.com/bliki/DomainDrivenDesign.html">Domain-Driven Design (DDD) and https://en.wikipedia.org/wiki/Hexagonal_architecture_(software)">Hexagonal architecture.
• Good understanding of Object-oriented concepts, Functional programming and Design Patterns.
• Exceptional communication skills and ability to articulate complex ideas in written, spoken and visual language
• Bachelor in engineering preferably from a leading institute across the globe.

At BACQ, our mission is to build financial services that are simple, accessible and affordable.

BACQ is founded by Sachin Bansal & Ankit Agarwal to build consumer-centric and technology-driven businesses in the BFSI (Banking, Financial Services & Insurance) space.

• Work on the development backend systems for our first product
• Build reliable, secure and performant backend systems
• Drive test coverage and continuous delivery automation within the team
• Mentor and provide feedback to teammates

• 2+ years of software development experience
• Strong computer science fundamentals
• Good knowledge of Java ecosystem
• Can write code that is readable, maintainable and performant
• Know the importance of tests and how to approach writing different types of tests
• Good understanding of relational databases, transactions, entity-relationship modeling
• Comfortable writing multi-threaded programs

• Understanding of domain-driven design concepts like ubiquitous language, bounded contexts, aggregates and domain events
• Know how to use test driven development as a design tool 
• Good intuition for the principles underlying object-orientation, particularly encapsulation
• Understand the importance of immutability and of reducing the state-space of objects
• Seek to identify key underlying ideas and use those as building blocks before reaching for shiny new tools
• Have read some of our https://docs.google.com/document/d/18eWIOPYs0Hi8Kr4lXTtP_XMJp_4BrBzOd9Eui8v_l-c/edit?usp=sharing">favourite books