JR. Flutter Developer (Trading/Fintech Domain)

Experience: 5 TO 8

Location: MUMBAI

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 TO 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 Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job Title: Mid-Level .NET Developer (Agile/SCRUM)

Location: Mohali, PTP or anywhere else) 

Night Shift from 6:30 pm to 3:30 am IST

Experience:

5 Years

Job Summary:

We are seeking a proactive and detail-oriented Mid-Level .NET Developer to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining high-quality applications using Microsoft technologies with a strong emphasis on .NET Core, C#, Web API, and modern front-end frameworks. You will collaborate with cross-functional teams in an Agile/SCRUM environment and participate in the full software development lifecycle—from requirements gathering to deployment—while ensuring adherence to best coding and delivery practices.

Key Responsibilities:

• Design, develop, and maintain applications using C#, .NET, .NET Core, MVC, and databases such as SQL Server, PostgreSQL, and MongoDB.
• Create responsive and interactive user interfaces using JavaScript, TypeScript, Angular, HTML, and CSS.
• Develop and integrate RESTful APIs for multi-tier, distributed systems.
• Participate actively in Agile/SCRUM ceremonies, including sprint planning, daily stand-ups, and retrospectives.
• Write clean, efficient, and maintainable code following industry best practices.
• Conduct code reviews to ensure high-quality and consistent deliverables.
• Assist in configuring and maintaining CI/CD pipelines (Jenkins or similar tools).
• Troubleshoot, debug, and resolve application issues effectively.
• Collaborate with QA and product teams to validate requirements and ensure smooth delivery.
• Support release planning and deployment activities.

Required Skills & Qualifications:

• 4–6 years of professional experience in .NET development.
• Strong proficiency in C#, .NET Core, MVC, and relational databases such as SQL Server.
• Working knowledge of NoSQL databases like MongoDB.
• Solid understanding of JavaScript/TypeScript and the Angular framework.
• Experience in developing and integrating RESTful APIs.
• Familiarity with Agile/SCRUM methodologies.
• Basic knowledge of CI/CD pipelines and Git version control.
• Hands-on experience with AWS cloud services.
• Strong analytical, problem-solving, and debugging skills.
• Excellent communication and collaboration skills.

Preferred / Nice-to-Have Skills:

• Advanced experience with AWS services.
• Knowledge of Kubernetes or other container orchestration platforms.
• Familiarity with IIS web server configuration and management.
• Experience in the healthcare domain.
• Exposure to AI-assisted code development tools (e.g., GitHub Copilot, ChatGPT).
• Experience with application security and code quality tools such as Snyk or SonarQube.
• Strong understanding of SOLID principles and clean architecture patterns.

Technical Proficiencies:

• ASP.NET Core, ASP.NET MVC
• C#, Entity Framework, Razor Pages
• SQL Server, MongoDB
• REST API, jQuery, AJAX
• HTML, CSS, JavaScript, TypeScript, Angular
• Azure Services, Azure Functions, AWS
• Visual Studio
• CI/CD, Git

Key Responsibilities

We are looking for a full stack developer who shall be responsible for implementation of software related projects of the firm. This will involve:

–        Understanding existing services of the Company, the requirements of the project and be able to build the back-end coding structure along with front end dashboard, UI / UX for the full project. The person should be capable of building flexible coding to incorporate various user requirements, carry out user acceptance testing, fix bugs within agreed timelines.

–        Dashboard Development: Swiftly conceptualizing, designing, and developing visually engaging and functional dashboards tailored to meet the firm's specific requirements within stringent timelines.

–        Collaborative Approach: Work closely with stakeholders’ other team members, to understand dashboard requirements and ensure alignment with business objectives.

–        API Integration: Explore and integrate dashboard APIs where applicable to enhance functionalities or enable custom integrations for a more comprehensive dashboard experience.

Key Skills Required

–      Front-end Technologies: Proficiency in HTML, CSS, JavaScript, and expertise in UX/UI principles to enhance dashboard user interfaces and ensure responsiveness.

–      Backend Development: Proficiency in at least one backend language (e.g., Python, Ruby, Node.js, etc.) and understanding of backend frameworks to facilitate data integration and backend functionalities for dashboards.

–      Strong SQL Skills: Ability to efficiently extract, manipulate, and analyze data using SQL queries from various databases to integrate into the dashboards.

–      Dashboard Development Experience: Prior experience in rapid dashboard development, including designing, developing, and deploying dashboards within accelerated timelines.

–      Being able to work independently, understand industry landscape and come up with innovative solutions to tackle various issues. 

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

• Experience 4 – 5 years
• Good in Backend Springboot
• write Rest API (Should be strong in this area)
• Good Analytical ability, Good coding practice, Knowledge of Spring Security (Desirable),
• UI Knowledge of Angular (Average knowledge should be enough)

Are you passionate about using technology to make people's lives better? Are you interested in becoming a part of one of the hottest trends in the world of start-ups today? Are you excited about joining the online ultra-fast grocery delivery service business pioneer and driving the trend forward? Then this may be the right opportunity for you.

Role and Responsibilities

1. Helping lead the software development lifecycle: technical design, implementation, testing, deployment, and support.
2. Working with cross-functional teams effectively to enable business growth.
3. Proactively identifying engineering bottlenecks and initiating proposals to improve them.
4. Writing high-quality, well-tested code in alignment with industry-wide best practices.
5. Applying a product mindset to back-end systems.
6. 1.  

1. About five years of experience delivering product-quality code in an agile set-up
2. Experience with Golang, REST APIs, Microservice Architecture, Elasticsearch, Redis, Docker, or Kubernetes
3. Understanding of the philosophy of cloud and an experience of maintaining cloud-native services.
4. Experience in designing, building, scaling, and maintaining production services, and knowledge of composing a service-oriented architecture.
5. Experience of working in a fast-paced, rapidly-growing company (Good to Have).
6. Working knowledge of Node.js (Good to Have).
7. 1.  

1. Passionate about technology and making an impact.
2. A perpetual learner, who stretches their boundaries and enjoys new ideas.
3. A doer who takes initiative and works well in a team.
4. 1.  

Who We Are

Blok is a technology-first, online ultra-fast grocery delivery service business, and we are on our way to revolutionize how millions of people across countries consume groceries. We believe in a world where getting everything you need, when you need it, sustainably, is the new normal. And it takes less than 10 minutes.

We believe we are positioned to lead this revolution. Why? Our founding and early team has held senior positions at Deliveroo, Uber, Glovo, Mercadona, or Unilever. We have done this before, and we believe we can do it again. But this time, even better.

Embark on the journey and help us launch the revolution in one of the highest growth industries of the year. Help us shape the new normal.