Sr Backend Developer

Position Overview:

We are seeking a highly skilled Node.js backend developer to join our dynamic team.

The ideal candidate will have strong expertise in Node.js development. Knowledge of frontend frameworks like React.js or Angular, AI-driven development, Python, and AWS is a plus.

Key Responsibilities:

• Design and develop a NodeJS backend with a modular, scalable architecture.

• Build REST APIs and WebSocket services for real-time updates.

• Optimize PostgreSQL queries, ensure proper indexing, and manage database migrations.

• Implement role-based authentication & authorization (JWT, RBAC in NestJS).

• Set up event-driven patterns (Redis pub/sub, background jobs, async processing).

• Integrate with external api’s (JSON-RPC, XML-RPC, REST).

• Optimize API response times (caching, Redis, database tuning).

• Ensure secure API development (encryption, secure credentials storage).

• Provide technical mentorship to junior developers and contribute to architectural decisions.

Responsibilities :

● Designing and developing robust and scalable server-side applications using Python, Flask, Django, or other relevant frameworks and technologies.

● Collaborating with other developers, data scientists, and data engineers to design and implement RESTful APIs, web services, and microservices architectures.

● Writing clean, maintainable, and efficient code, and reviewing the code of other team members to ensure consistency and adherence to best practices.

● Participating in code reviews, testing, debugging, and troubleshooting to ensure the quality and reliability of applications.

● Optimizing applications for performance, scalability, and security, and monitoring the production environment to ensure uptime and availability. ● Staying up-to-date with emerging trends and technologies in web development, and evaluating and recommending new tools and frameworks as needed.

● Mentoring and coaching junior developers to ensure they grow and develop their skills and knowledge in line with the needs of the team and the organization.

● Communicating and collaborating effectively with other stakeholders, including product owners, project managers, and other development teams, to ensure projects are delivered on time and to specification.

You are a perfect match, if you have these qualification :

● Strong experience in Python and server-side development frameworks such as Flask or Django.

● Experience in building RESTful APIs, web services, and microservices architectures.

● Experience in using database technologies such as MySQL, PostgreSQL, or MongoDB.

● Familiarity with cloud-based platforms such as AWS, Azure, or Google Cloud Platform.

● Knowledge of software development best practices such as Agile methodologies, Test-Driven Development (TDD), and Continuous Integration/Continuous Deployment (CI/CD).

● Excellent problem-solving and debugging skills, and the ability to work independently as well as part of a team.

● Strong communication and collaboration skills, and the ability to work effectively with other stakeholders in a fast-paced environment

JOB DESCRIPTION

Experience: 3-5 years

Location: Bangalore

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. - 3-5 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 NonStop io Technologies:

NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment.

Brief Description:

NonStop io is seeking a proficient .NET Developer to join our growing team. You will be responsible for developing, enhancing, and maintaining scalable applications using .NET technologies. This role involves working on a healthcare-focused product and requires strong problem-solving skills, attention to detail, and a passion for software development.

Responsibilities:

• Design, develop, and maintain applications using .NET Core/.NET Framework, C#, and related technologies
• Write clean, scalable, and efficient code while following best practices
• Develop and optimize APIs and microservices
• Work with SQL Server and other databases to ensure high performance and reliability
• Collaborate with cross-functional teams, including UI/UX designers, QA, and DevOps
• Participate in code reviews and provide constructive feedback
• Troubleshoot, debug, and enhance existing applications
• Ensure compliance with security and performance standards, especially for healthcare-related applications

Qualifications & Skills:

• Strong experience in .NET Core/.NET Framework and C#
• Proficiency in building RESTful APIs and microservices architecture
• Experience with Entity Framework, LINQ, and SQL Server
• Familiarity with front-end technologies like React, Angular, or Blazor is a plus
• Knowledge of cloud services (Azure/AWS) is a plus
• Experience with version control (Git) and CI/CD pipelines
• Strong understanding of object-oriented programming (OOP) and design patterns
• Prior experience in healthcare tech or working with HIPAA-compliant systems is a plus

Why Join Us?

• Opportunity to work on a cutting-edge healthcare product
• A collaborative and learning-driven environment
• Exposure to AI and software engineering innovations
• Excellent work ethics and culture

If you're passionate about technology and want to work on impactful projects, we'd love to hear from you!

💥 What will you do?

As a Backend Engineer, you will

• Create and maintain server-side code
• Designing database schemas to support business requirements
• Building reusable code and libraries for future use
• Troubleshoot and debug applications
• Write unit tests
• Stay up to date with current best practices
• Collaborate with front end engineers
• Optimization of the application for maximum speed and scalability
• Work with stakeholders including the Executive, Product, Data, and Design teams to assist with web-application-related technical issues and support their requirements.

🙋 What are we looking for? 

While we do not have a strict list of requirements for candidates interested in this role, some indicators that you would fit this role and our engineering culture are 

• 2+ years of relevant work experience as a Backend engineer using Python frameworks like Django, Flask, etc
• Experience with relational databases like MySQL, PostgreSQL
• Good understanding of OOP concepts
• Understanding of code versioning tools, such as Git
• Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3.
• Experience writing unit tests for the application is a plus
• Experience with building REST APIs
• Superior analytical, conceptual, and problem-solving skills.
• Strong verbal and written communication skills in English.