Fullstack Developer

Company Name – Wissen Technology

Location :  Pune / Bangalore / Mumbai (Based on candidate preference)

Work mode: Hybrid 

Experience: 5+ years

Job Description

Wissen Technology is seeking an experienced C# .NET Developer to build and maintain applications related to streaming market data. This role involves developing message-based C#/.NET applications to process, normalize, and summarize large volumes of market data efficiently. The candidate should have a strong foundation in Microsoft .NET technologies and experience working with message-driven, event-based architecture. Knowledge of capital markets and equity market data is highly desirable.

Responsibilities

• Design, develop, and maintain message-based C#/.NET applications for processing real-time and batch market data feeds.
• Build robust routines to download and process data from AWS S3 buckets on a frequent schedule.
• Implement daily data summarization and data normalization routines.
• Collaborate with business analysts, data providers, and other developers to deliver high-quality, scalable market data solutions.
• Troubleshoot and optimize market data pipelines to ensure low latency and high reliability.
• Contribute to documentation, code reviews, and team knowledge sharing.

Required Skills and Experience

• 5+ years of professional experience programming in C# and Microsoft .NET framework.
• Strong understanding of message-based and real-time programming architectures.
• Experience working with AWS services, specifically S3, for data retrieval and processing.
• Experience with SQL and Microsoft SQL Server.
• Familiarity with Equity market data, FX, Futures & Options, and capital markets concepts.
• Excellent interpersonal and communication skills.
• Highly motivated, curious, and analytical mindset with the ability to work well both independently and in a team environment.

Education

• Bachelor’s degree in Computer Science, Engineering, or a related technical field.

MERN Stack Developer

Location: Surat, Gujarat (No WFH )

Job Summary:

We are looking for a Full Stack Developer (MERN) with hands-on experience in building highly scalable, performance-driven applications. The ideal candidate should have a deep understanding of both front-end and back-end development, microservices, and database optimization for large-scale systems. You will be responsible for designing, developing, and maintaining applications that can handle high concurrency (1,000+ active users) while ensuring performance, reliability, and scalability.

This role involves working closely with cross-functional teams — including product managers, designers, and DevOps engineers — to deliver cutting-edge, enterprise-grade solutions.

Roles & Responsibilities:

• Design and develop scalable and distributed web applications using the MERN stack (MongoDB, Express.js, React/Next.js, Node.js).
• Build and optimize RESTful APIs for high-performance, concurrent environments.
• Architect and manage MongoDB databases, ensuring high availability, efficient query performance, and scalability.
• Implement queueing systems (e.g., BullMQ, RabbitMQ, Kafka, or Redis Queues) for background jobs and asynchronous processing.
• Optimize server and client performance to support real-time data updates and high concurrent user loads.
• Collaborate with DevOps to improve deployment pipelines, containerization (Docker), and cloud scalability.
• Conduct thorough testing, profiling, and debugging to identify performance bottlenecks and optimize both code and infrastructure.
• Participate in code reviews, architecture discussions, and sprint planning to ensure technical excellence and scalability across all layers.

Qualification / Requirements:

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 1 + years of hands-on experience in full-stack development using the MERN stack.
• Proven experience working on applications supporting 1,000+ concurrent users or large-scale distributed systems.
• Strong expertise in:
• Node.js (asynchronous programming, clustering, performance optimization)
• Next.js & React.js (SSR, CSR, and dynamic rendering)
• MongoDB (aggregation pipelines, indexing, schema design for scalability)
• Practical experience with message queues (BullMQ, RabbitMQ, Kafka, or Redis Streams).
• Familiarity with caching mechanisms (Redis, Memcached) to optimize performance.
• Experience with Docker and microservices-based architectures is a plus.
• Good understanding of API design, authentication mechanisms (JWT, OAuth), and security best practices.
• Experience working in Agile environments and using Git-based version control.

Nice to Have:

• Exposure to serverless computing (AWS Lambda).
• Experience with monitoring tools (New Relic, Datadog, ELK Stack).
• Knowledge of CI/CD pipelines and automated deployment workflows.
• Experience in real-time communication (WebSockets, Socket.io).

Our Tech Stack: React.js, Node.js, MongoDB, AWS

https://www.onedigitaltrust.com/">OneDigitalTrust, Inc. is a B2B2C software startup disrupting the traditional estate planning & wellness industry to serve all adult Americans, but especially those that usually cannot afford the traditional methods to protect themselves and their loved ones. 

We are currently recruiting a Sr. Full Stack Engineer to add to our team.

We are looking for a self-motivated, goal-driven individual to help advance their experience and learn from a collaborative environment and help take our company to the next level.

Our platform is an enterprise white-label configurable platform with comprehensive capabilities that sells itself. Our biggest goals are to continue to enhance the capabilities of the platform to meet the needs of the users.

The following would be your responsibilities:

• Assuming full-stack technical delivery of the Company’s SaaS platform under the direction of the CTO; supporting the architecture and development of the product platform;

• Supporting the policies, and procedures of Company’s platform security to adhere to industry­ standards and as may be requested in case of security audit requests;

• Helping in the creating/management of the Development, Testing (QA) and Production architecture, standards processes and procedures for the product/platform;

• Helping improve the technical team's processes as per our retrospective learnings and best practices;

• Estimating bug/feature implementation tasks to help with sprint/release planning

• Experience with creating, and maintaining third-party integration partner's technical relationships and APIs integration; including handling issues, version changes, and impacts to the platform;

• Delivering and Maintaining our continuously enhanced ODT product platform;

• Helping ensure the regular release, enhancement, maintenance and operation of the ODT DEV/TEST/PROD infrastructure and environment and uptime;
• Providing key inputs into the definition of the platform’s evolution from both a requirements and technical implementation and maintenance perspective; and

• Supporting Company business development and marketing activities to promote the sale and after-sale support to prospects and customers.

The following describes the type of person we are seeking:

Experience: 

• Strong TDD mindset for automated testing, and experience with lean/agile development methodologies in a startup environment

• Experience with maintenance of CI/CD based software delivery

• Ability to get up to speed quickly on the existing code base

• Having an architectural mindset and identify where maintain and enhance systems, but also know when we can refactor components

• Have a structured / process-oriented way of thinking and are able to build new features and models that will last through significant business scaling

• Can understand business needs and ability to maintain high-value product to optimize for the best user experience.

• Bonus points for heavy test automation experience and front-end/UI experience with Storybook

What We Offer:

Competitive salary

Startup culture with a strong team-centric environment. We work hard and have fun.

Independence to work autonomously. We care about results. The opportunity to learn & master the art of agile software delivery and automated testing. We invest heavily in the development of our team members.

Senior Full Stack Python Engineer at Silicon Valley AI company

                                                             Tech Lead - BizzTM

Job Title: Tech Lead

 Location: Gurgaon

About us

BizzTM is an innovative retail platform that offers access to a range of e-commerce products through a network of local 'BizzOwners' in Tier2+ cities. It brings the variety and range of e-commerce categories to the aspirational population in these cities which are underserved by e-commerce due to high delivery costs and the need for trust.

Experience Required:

 4-6 years of experience About the role We are looking for a Tech Lead to turn our vision and product into easy-to-use software for our Clients.

Responsibilities:

• Responsibility for delivery of overall technical solution on schedule and time
• Knowledge in developing enterprise solution architecture design for solving complex business problems considering re-use, scalability, reliability, innovation and emerging technology trends
• Evaluates solutions to ensure that they are in alignment with the broader organization's mission, strategy / objectives, capabilities and processes using industry recognized architectural models and roadmaps
• Works with the business to understand and solve complex problems, by presenting various solution options and technical concepts in a comprehensible manner
• Evaluates emerging technologies and drive digital transformation while providing solutions to problems with innovative and creative ideas
• Works closely and continuously with the business to focus on meeting business requirements and incorporating broader aspects such as data privacy & sovereignty, business continuity, information security, integration with other systems, etc.
• Recognizes industry technology trends and emerging technologies, understands how businesses can adopt them
• Capable to work across multiple projects / engagements with varied stakeholders.
• Oversight on the implementation through periodic reviews and due diligence checks to confirm the developed solution complies with architectural design

Requirements:

• Experience of Design & development of MVC, REST API services on Node.js based framework(FeathersJS/ExpressJS)
• Experience of Object oriented programming
• Proven ability to deliver in a fast-paced development environment
• Strong programming skills (Javascript, CSS, HTML, ReactJS)
• Experience with SQL based database
• A positive attitude, and a team player
• Experience with scalable architectures using API management, container orchestration (e.g. Kubernetes, Cloud Foundry etc.), API management, microservice frameworks, etc.
• Broad and extensive knowledge of the software development process and its technologies & engineering practices like DevOps, Continuous Integration & Delivery
• Experienced in client-side app design and development in Angular, ReactJS, NodeJS etc.
• Significant experience in presenting ideas, products, concept papers to varied audiences
• Software development full lifecycle methodologies, patterns, frameworks, libraries and tools

Responsibilities 

• Adding more features to our existing website which can ease the campaign launching process for campaigners. 
• Incorporating various tools which can track the users behavior and other key metrics. 
• Build APIs which are scalable and can help strategically partnering with other companies or organizations. 
• Adopting and incorporating changes as per the new technologies. 
• Investigate production issues pertaining to customer features to determine root cause and implement solutions 
• Work with the real-time feedback from our users (external and internal) to make the products better. 
• Take ownership of the backend services, ensure the best possible performance.
• Strong problem-solving skills, organizational and communication skills, team player

Requirements 

• Preferably 1+ year of experience in full stack development. 
• Hands on experience in front-end languages preferably html5, CSS3, React Js. 
• Top-notch programming skills in JavaScript and a strong understanding of web fundamentals 
• Experience in backend languages preferably NodeJs
• Familiar with MySQL/SQL server 
• Familiar with JavaScript technologies 
• Familiar with cloud services like AWS, Git 
• Knowledge/experience in building Web APIs 
• Good understanding of the foundations of security and best practices ∙ Good Problem-solving skills. 

What you'll get: 

Work with technologies like React, ReactJS, NodeJs.

Gain knowledge on full application lifecycle 

Faster growth and opportunities