Sr DotNet Backend Developer

Wissen Technology is now hiring for a Java Developer - Bangalore 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:

• Experience - 4+ 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.

Job description

Note: Applications are welcome from candidates who are immediate joiners or currently serving their notice period.

Key Responsibilities:

• Design, develop, and test low-latency, high-volume client-facing applications.
• Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
• Implement microservices-based solutions using Spring Boot and other modern frameworks.
• Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
• Optimize applications for multi-threading and high-performance server-side development
• Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
• Work with RDBMS (preferably Sybase) to handle large-scale data processing.
• Develop and maintain applications on Unix/Linux environments
• Utilize enterprise application design patterns to build robust and scalable solutions.
• Troubleshoot and resolve complex technical issues while ensuring application stability and performance.

Required Skills & Experience:

• 5 to 10 years of hands-on experience in Java development
• Strong knowledge of microservices architecture and cloud-based deployment.
• Expertise in Spring Framework, Spring Boot, and CXF
• Experience in developing and optimizing applications for high-volume, multi-threaded environments
• Solid understanding of financial domain applications, sales, and trading platforms
• Proficiency in working with relational databases (Sybase preferred)
• Familiarity with Unix/Linux environments and shell scripting.
• Strong analytical, problem-solving, and communication skills.
• Ability to articulate and present design ideas effectively.

Key Responsibilities

• Analyze and understand business processes and requirements to develop effective technical solutions.

• Assist in the planning, designing, development, of new applications and enhancements to existing applications.

• Collaborate with IT team members, decision makers, systems owners, and end users to define business requirements and systems goals, and identify and resolve business systems issues.

• Prepare functional specification documents in accordance to new business requirements.

• Ensure compatibility and interoperability of business software applications.

• Review and analyze the effectiveness and efficiency of existing systems and develop strategies for improving or further leveraging these systems.

• Assist in the deployment of new applications and enhancements to existing applications.

• Identify, assess, and recommend software solutions and implementation partners to management.

• Perform cost-benefit and return on investment analyses for proposed systems to aid management in making implementation decisions.

• Participate and sometimes drive IT projects to ensure that system requirements and data engineering needs are addressed throughout the project life cycle.

• Create systems models including integration points, specifications, diagrams, and charts to provide direction to internal stakeholders and third parties.

• Coordinate and perform in-depth tests, including end-user reviews, for modified and new systems.

• Provide orientation and training to end users for all modified and new systems.

Qualifications & Experience

• Minimum Bachelor’s degree in Information Technology, Computer Science, or related field.

• Minimum of 5 years of experience in related fields with 3 to 4 years in systems and/or functional analysis.

• Proven experience in analysing, designing, and implementing information systems.

• Strong understanding of business processes and technical systems.

• Hands-on skills in SQL and databases (e.g. Oracle, SQL Server).

Other Prerequisites

• Excellent problem-solving skills and the ability to work under pressure. • Good project management skills.

• Excellent written and oral communication and interpersonal skills.

• Ability to conduct research into systems issues and products as required.

• Ability to communicate ideas in both technical and user-friendly language.

• Highly self motivated and directed.

• Keen attention to detail.

• Proven analytical and creative problem-solving abilities.

• Strong customer service orientation.

• Experience working in a team-oriented, collaborative environment

We are seeking an experienced Senior API Developer specializing in C# .NET to join our innovative development team. The ideal candidate will have over 8 years of professional experience in API design and development, with a strong focus on creating scalable and efficient APIs. Expertise with Swagger/OpenAPI specifications is essential. This role offers the opportunity to contribute to exciting projects that are central to our company's success.

Key Responsibilities:

• API Design and Development: Develop, maintain, and enhance APIs using C# .NET to facilitate seamless communication between applications and services.
• Swagger/OpenAPI Documentation: Use Swagger/OpenAPI tools to create comprehensive documentation for APIs, ensuring they are well-defined and accessible.
• System Integration: Work on integrating APIs with various third-party services and internal applications.
• Performance Optimization: Analyze and improve API performance, scalability, and reliability.
• Collaboration: Collaborate with cross-functional teams including front-end developers, product managers, and QA testers to deliver high-quality solutions.
• Code Review and Mentorship: Participate in code reviews, provide feedback, and mentor junior developers to promote best practices.
• Troubleshooting: Diagnose and resolve technical issues related to APIs and backend services.
• Stay Current with Technology Trends: Keep up-to-date with the latest developments in C# .NET and API technologies to ensure the team uses the best tools and techniques.

Qualifications:

• Education: Bachelor's degree in Computer Science, Engineering, or a related field.
• Experience: Minimum of 8 years in API development with a focus on C# .NET.

Technical Skills:

• Proficient in C# .NET Framework/Core.
• Extensive experience with API design and RESTful services.
• Strong knowledge of Swagger/OpenAPI specifications.
• Familiarity with ASP.NET Web API and Entity Framework.
• Experience with version control systems like Git.
• Understanding of SQL Server and database design.

Soft Skills:

• Strong problem-solving abilities and analytical skills.
• Excellent communication and teamwork capabilities.
• Ability to work independently and manage multiple tasks effectively.

Preferred Qualifications:

• Experience with Azure Cloud Services.
• Familiarity with CI/CD pipelines using tools like Azure DevOps.

What We Offer:

• Competitive Salary: Based on experience and industry standards.
• Professional Growth: Opportunities for training, conferences, and career advancement.
• Flexible Work Arrangements: Options for remote work and flexible scheduling.

Must-Have:

• Core Java (Must be good in Core Java concepts, Java programming practices, Clean coding.)
• Spring Framework(Must have working experience in Spring Core)
• Any SQL framework(hands-on working experience in any of these: Hibernate/JPA/MyBatis/Spring Data/Others)
• Hands-on experience in REST API
• Hands-on experienceSQL Database(any of the databases: Oracle/MySQL/PostgreSQL/SQLServer)
• Must have working experience with basic GIT
• Maven or Gradle (Must have working experience in building Java projects using maven or Gradle.)
• Should be able to work independently under someone's guidance.

Good to have:

• Advanced Java(Threading, Performance optimization)
• Spring Boot
• Other Spring frameworks(Spring Security, Spring Batch, Others)
• Microservices - Any NoSQL database(MongoDB, Cassandra, others)
• Application designing concepts.

Role: Technical Lead

Location: Mumbai/Kolkata

Years of Experience - 9 to 15 years

Qualifications:

• Required person as .net core, team Management,Good communication,Plus Rest API,AWS Lambda,mySql
• AWS API Gateway .
• Bachelor’s degree preferably in Computer Science, Computer Engineering or related field.
• 9 to 12 yrs years’ experience in technology related roles including relevant work as technical architect.
• Experience working with latest software technologies (.Net core 3.1+, MVC/WCF/Web API, cloud hosted (AWS) , mobile ready software products (Angular 6+/React.js)
• Experience in AWS cloud.
• Experience working with GIT/TFS, CI/CD setups, Application Monitoring, Logging and Analysis tools
• Experience working with Service Oriented Architecture
• Experience working in an Agile-SCRUM environment using tools like Jira or equivalent
• Experience working with international customers (US and UK preferable)
• Experience in customer interaction and ability to present solutions and consult clients on technology solutions.
• Ability to effectively communicate with various levels of employees ranging from entry level to senior leadership.
• Proven strong relationship-building and communication skills with team members and business users. Ability to coach and mentor internal teams and customers.
• Highly motivated with excellent verbal and written communication, presentation, facilitation, negotiation and problem solving skills.
• Self-starter with strong organizational and time management skills, self-directed and able to handle multiple priorities with demanding timeframes.
• Willingness and ability to work flexible hours and with minimal supervision.  
• Willingness and ability to travel domestic and occasional international across US and Europe.
• Proficient using standard software, such as MS Office applications, Google Apps, and communication and diagramming/presentation tools.

• Development & maintenance of Cleartrip’s product lines
• Involved in entire lifecycle including analysis, development, fixing, and monitoring of issues on the assigned Cleartrip product lines
• Unit test cases – Review and writing

• 2+ years of Product Development experience
• Java, Spring Framework preferred
• Solid experience with databases (Oracle/MySQL) – a must
• Excellent OO and design skills
• Experience with Test Driven Development within a continuous Integration environment (Lunt, CruiseControl, etc)

• BE/B.Tech Computer Science Personality Traits/Attributes:
• Excellent communication skills
• Excellent interpersonal skills – team player & desires to works closely with teammates, QA & product teams
• Problem-solving skills – Ability to research, analyze & find solutions independently.

We are looking for some one with 3+ Years of experience  with Microsoft technologies including.NET, ASP.Net Core MVC, C#, MS SQL Server. WPF, WCF C#, ASP.NET, XML, XSL, scripting languages including JQuery/JavaScript and HTML. 

Good to have knowledge with SQL Server 2012, indexing and queries and SSIS/SSRS.

Has Implemented Ajax Controls in C# . Net Projects

Complete understanding of MS SQL Database. Data modelling to visualize database structure.

Writing queries use for front‐end applications (websites, desktop applications, Mobile App or cloud apps).

Good understanding of Reviewing query performance and optimizing code.

Designing and coding database tables to store the application’s data.

Creating database triggers, stored procedures & functions.

Creating table indexes to improve database performance.

Has experience in writing unit tests & performing unit tests on own codes.

Responsibilities:‐

• To be responsible for managing technology in projects and providing technical guidance / solutions for work completion.

• To develop and guide the team members in enhancing their technical capabilities and increasing productivity.

• To ensure process compliance in the assigned module and participate in technical discussions/review.

• To prepare and submit status reports for minimizing exposure and risks on the project.

• Experience working with MVC framework.

• Hands on experience on various design patterns

• Experience in Unit testing development.

• Good to have experience on Team foundation server and Agile Development.

• Oversee and review code as required.

• Drive implementation and address technical roadblocks that the team is facing.

• Experience with diagnosing performance and/or memory issues is a plus, including using relevant profiler tools.

• Oversee and assist during system testing, UAT and deployment.