Backend Engineer

Job Title : Senior .NET Developer

Experience : 8+ Years

Location : Trivandrum / Kochi

Notice Period : Immediate

Working Hours : 12 PM – 9 PM IST (4-hour mandatory overlap with EST)

Job Summary :

We are hiring a Senior .NET Developer with strong hands-on experience in .NET Core (6/8+), C#, Azure Cloud Services, Azure DevOps, and SQL Server. This is a client-facing role for a US-based client, requiring excellent communication and coding skills, along with experience in cloud-based enterprise application development.

Mandatory Skills :

.NET Core 6/8+, C#, Entity Framework/Core, REST APIs, JavaScript, jQuery, MS SQL Server, Azure Cloud Services (Functions, Service Bus, Event Grid, Key Vault, SQL Azure), Azure DevOps (CI/CD), Unit Testing (XUnit/MSTest), Strong Communication Skills.

Key Responsibilities :

• Design, develop, and maintain scalable applications using .NET Core, C#, REST APIs, SQL Server
• Work with Azure Services: Functions, Durable Functions, Service Bus, Event Grid, Key Vault, Storage Queues, SQL Azure
• Implement and manage CI/CD pipelines using Azure DevOps
• Participate in Agile/Scrum ceremonies, collaborate with cross-functional teams
• Perform troubleshooting, debugging, and performance tuning
• Ensure high-quality code through unit testing and technical documentation

Primary Skills (Must-Have) :

• .NET Core 6/8+, C#, Entity Framework / EF Core
• REST APIs, JavaScript, jQuery
• SQL Server: Stored Procedures, Views, Functions
• Azure Cloud (2+ years): Functions, Service Bus, Event Grid, Blob Storage, SQL Azure, Monitoring
• Unit Testing (XUnit, MSTest), CI/CD (Classic/YAML pipelines)
• Strong knowledge of design patterns, architecture, and microservices
• Excellent communication and leadership skills

Secondary Skills (Nice to Have) :

• AngularJS/ReactJS
• Azure APIM, ADF, Logic Apps
• Azure Kubernetes Service (AKS)
• Application support & operational monitoring

Certifications (Preferred) :

• Microsoft Certified: Azure Fundamentals
• Microsoft Certified: Azure Developer Associate
• Relevant Azure/.NET/Cloud certifications

Java Developer – Job Description 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: • Exp. - 4 to 7 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. 

We are in search of a proficient Java Principal Engineer with a minimum of 10 years' experience in designing and developing Java applications. The ideal candidate will demonstrate a deep understanding of Java technologies, including Java EE, Spring Framework, and Hibernate. Proficiency in database technologies such as MySQL, Oracle, or PostgreSQL is essential, along with a proven track record of delivering high-quality, scalable, and efficient Java solutions.

We are looking for you!

You are a team player, get-it-done person, intellectually curious, customer focused, self-motivated, responsible individual who can work under pressure with a positive attitude. You have the zeal to think differently, understand that career is a journey and make the choices right. You must have experience in creating visually compelling designs that effectively communicate our message and engage our target audience. Ideal candidates would be someone who is creative, proactive, go getter and motivated to look for ways to add value to job accomplishments.

As an ideal candidate for the Java Lead position, you bring a wealth of experience and expertise in Java development, combined with strong leadership qualities. Your proven track record showcases your ability to lead and mentor teams to deliver high-quality, enterprise-grade applications.

Your technical proficiency and commitment to excellence make you a valuable asset in driving innovation and success within our development projects. You possess a team-oriented mindset and a "get-it-done" attitude, inspiring your team members to excel and collaborate effectively. 

You have a proven ability to lead mid to large size teams, emphasizing a quality-first approach and ensuring that projects are delivered on time and within scope. As a Java Lead, you are responsible for overseeing project planning, implementing best practices, and driving technical solutions that align with business objectives.

You collaborate closely with development managers, architects, and cross-functional teams to design scalable and robust Java applications.

Your proactive nature and methodical approach enable you to identify areas for improvement, mentor team members, and foster a culture of continuous learning and growth.

Your leadership style, technical acumen, and dedication to delivering excellence make you an ideal candidate to lead our Java development initiatives and contribute significantly to the success and innovation of our organization.

What You Will Do: 

• Design and development of RESTful Web Services.  
• Hands on database experience (Oracle / PostgreSQL / MySQL /SQL Server).  
• Hands on experience with developing web applications leveraging Spring Framework.  
• Hands on experience with developing microservices leveraging Spring Boot.  
• Experience with cloud platforms (e.g., AWS, Azure) and containerization technologies.   
• Continuous Integration tools (Jenkins & Git Lab), CICD Tools. 
• Strong believer and follower of agile methodologies with an emphasis on Quality & Standards based development. 
• Architect, design, and implement complex software systems using [Specify relevant technologies, e.g., Java, Python, Node.js. 

What we need?

• BTech computer science or equivalent  
• Minimum 10+ years of relevant experience in Java/J2EE technologies  
• Experience in building back in API using Spring Boot Framework, Spring DI, Spring AOP  
• Real time messaging integration using Kafka or similar framework  
• Experience in at least one database: Oracle, SQL server or PostgreSQL
• Previous experience managing and leading high-performing software engineering teams.   

Why join us?

• Work with a passionate and innovative team in a fast-paced, growth-oriented environment.
• Gain hands-on experience in content marketing with exposure to real-world projects.
• Opportunity to learn from experienced professionals and enhance your marketing skills.
• Contribute to exciting initiatives and make an impact from day one.
• Competitive stipend and potential for growth within the company.
• Recognized for excellence in data and AI solutions with industry awards and accolades.

Java Developer – Job Description

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:

•Exp. - 5-8 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.

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.

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

Responsibilities:

• Take on complex problems that span multiple components and teams.

• Independently own one or more multiple modules, which include: requirement analysis, design, development, maintenance & support

• Write extensive, efficient code to address complex modules that handle the interaction between multiple components.

• Rapidly iterate to add new functionalities and solves complex problems with simple and intuitive solutions

• Produce architecture with clean interfaces, that are efficient and scalable

• Participate and contribute to architectural discussions

• Solve production issues. Investigate and provide solutions to minimize the business impact due to the outage

• Continuously improve performance metrics of modules you own.

• Collaborate effectively across teams to solve problems, execute and deliver results

Requirements:

• Experience: 3+ years

• A Bachelor's or Master's Degree in Computer Science

• Software engineering and product delivery experience, with a strong background in algorithms

• Experience in architecting & building real-time, large-scale e-commerce applications

• Experience with high-performance websites catering to millions of daily traffic is a plus

• Excellent command over Data Structures and Algorithms

• Experience with web technologies, Go/Java/Python

• Language: GO or Python

• Strong expertise in DS and Algo

• Strong leadership skills - have experience mentoring, building products from scratch or incumbent in design and architecture.

• Have worked in the scaling of the system right from scratch.

• Someone worked in small user base to a large user base and wrote optimized code

• Both HLD and LLD

Position - Software Development Engineer

Responsibilities

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of API integrations
• Optimize application for maximum speed and scalability
• Collaborate with other team members and stakeholders

Requirements

• Proficient understanding of Java 8 or plus, Spring Frameworks, Spring Boot & Microservices
• Strong problem solving skills and good with product understanding
• Good understanding of server-side programming and integration with UI components.
• Good understanding of MySQL and any one NoSQL
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Proficient understanding of code repositories like git
• 2- 5 years of experience

Personal Characteristics

• Passion and commitment
• Coding enthusiastic
• High integrity
• Self-starter

Key Skills

• Java
• Spring
• Spring Boot
• J2EE