Fullstack Developer

About the Role:

We are seeking a highly skilled Integration Specialist / Full Stack Developer with strong experience in .NET Core, API integrations, and modern front-end development. The ideal candidate will build and integrate scalable web and mobile applications, manage end-to-end delivery, and ensure smooth data exchange across platforms.

Key Responsibilities:

• Design, develop, and maintain backend APIs using .NET Core / C#.
• Build and integrate REST and SOAP-based services (JSON, XML, OAuth2, JWT, API Key).
• Implement file-based integrations (Flat file, CSV, Excel, XML, JSON) and manage FTP/SFTP transfers.
• Work with databases such as MSSQL, PostgreSQL, Oracle, and SQLite — including writing queries, stored procedures, and using ADO.NET.
• Handle data serialization/deserialization using Newtonsoft.Json or System.Text.Json.
• Implement robust error handling and logging with Serilog, NLog, or log4net.
• Automate and schedule processes using Quartz.NET, Hangfire, or Windows Task Scheduler.
• Manage version control and CI/CD pipelines via Git and Azure DevOps.
• Develop front-end interfaces with React and React Native ensuring responsive, modular UI.
• Implement offline-first functionality for mobile apps (sync logic, caching, etc.).
• Collaborate with cross-functional teams or independently handle full project ownership.
• Utilize AI-assisted development tools (e.g., Cursor, GitHub Copilot, Claude Code) to enhance productivity.
• Apply integration best practices including middleware, API gateways, and optionally message queues (MSMQ, RabbitMQ).
• Ensure scalability, security, and performance in all deliverables.

Key Skills & Technologies:

• Backend: .NET Core, C#, REST/SOAP APIs, WCF, ADO.NET
• Frontend: React, React Native
• Databases: MSSQL, PostgreSQL, Oracle, SQLite
• Tools: Git, Azure DevOps, Hangfire, Quartz.NET, Serilog/NLog
• Integration: JSON, XML, CSV, FTP/SFTP, OAuth2, JWT
• DevOps: CI/CD automation, deployment pipelines
• Optional: Middleware, API Gateway, Message Queues (MSMQ, RabbitMQ)

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum 5 years of hands-on experience in software development and integration.
• Proven expertise in designing and implementing scalable applications.
• Strong analytical and problem-solving skills with a proactive approach.

Nice to Have:

• Experience with cloud services (Azure, AWS, GCP).
• Knowledge of containerization tools like Docker or Kubernetes.
• Familiarity with mobile deployment workflows and app store publishing.

About the Role:

We are looking for an experienced Senior MERN Stack Developer to join our growing engineering team. You will be responsible for designing, developing, and maintaining high-performance web applications using the MongoDB, Express.js, React.js, and Node.js technology stack. You should be passionate about writing clean, scalable code and mentoring junior developers.

Key Responsibilities:

• Design and implement scalable, secure, and maintainable full-stack web applications using the MERN stack.
• Develop RESTful APIs and integrate third-party services and databases.
• Write reusable, testable, and efficient code.
• Optimize applications for maximum speed and scalability.
• Lead code reviews and enforce best practices in design and development.
• Collaborate with UI/UX designers, product managers, and other stakeholders to understand business requirements.
• Ensure cross-platform optimization and responsiveness of applications.
• Mentor and guide junior developers, fostering a culture of continuous learning.
• Troubleshoot and debug production issues.
• Maintain documentation of software functionality and technical decisions.

Required Skills:

• Strong proficiency in JavaScript (ES6+), HTML5, CSS3.
• Deep understanding of React.js and state management libraries like Redux or Context API.
• Hands-on experience with Node.js and Express.js.
• Strong knowledge of MongoDB and Mongoose ORM.
• Experience in building and consuming RESTful APIs.
• Familiarity with Git, CI/CD pipelines, Docker, and Cloud Platforms (AWS/GCP/Azure).
• Good understanding of microservices, authentication mechanisms (OAuth, JWT), and role-based access control.
• Experience with unit testing and testing frameworks like Jest, Mocha, or Cypress.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration abilities.

Preferred Qualifications:

• Bachelor’s/Master’s degree in Computer Science or related field.
• Experience with GraphQL or WebSockets.
• Exposure to DevOps practices and tools (e.g., Jenkins, Kubernetes).
• Previous experience in Agile/Scrum environments.

What We Offer:

• Competitive salary and performance-based bonuses
• Flexible working hours and remote work options
• Opportunities for upskilling and certifications
• Collaborative and inclusive team culture
• Health insurance and wellness benefits

• Integration of user-facing elements developed by front-end developers with server-side logic.
• Writing reusable, testable, and efficient code.
• Design and implementation of low-latency, high-availability, and performant applications.
• Follow emerging technologies
• Test and develop software for client applications
• Proficiency in JavaScript
• Strong knowledge of JavaScript technologies such as Node.JS, React.JS, Express.JS, etc.
• Experience in a wide variety of databases such as MySQL, MongoDB, etc.
• Understand Architectural Requirements and ensure effective design and development.
• Enable absorption of latest technologies in the product line.
• Good analytical & Communication skills.

Stalwart Themius is currently seeking a highly motivated and experienced Project Manager to join our client's team in Mumbai. This role will involve providing virtual support to production processes in various areas of the food industry. Our client, with over 70 years of research and development experience, is known for their innovative high-tech solutions. Their intelligent sensor systems enable businesses to achieve optimal quality and efficiency in their production processes.

• Role: Project Manager:
• Experience: 10+ years overall and at least 5+ years of experience as a Project Manager
• Location: Airoli, Navi Mumbai (Hybrid)

If you have a passion for the world of intelligent machines, this exclusive opportunity is perfect for you. As a key member of the team, you will work closely with the Director of Engineering, participating in all aspects of the development cycle. Your primary focus will be fostering effective communication between different teams across locations and ensuring the delivery of a world-class product. This role is crucial and responsible for the entire Mumbai development team and delivery. The ideal candidate must have a strong background in Project Management and prior experience in team management.

Responsibilities:

• Establish and implement training processes and strategies for all technical personnel
• Analyze, plan, and develop requirements and standards for scheduled projects
• Assign and oversee daily tasks of technical personnel, ensuring active progress toward established milestones
• Conduct regular technical team meetings to assess progress
• Define clear deliverables, roles, and responsibilities for staff members involved in specific projects or initiatives
• Recruit and train exceptional employees to fill technical department positions
• Take ownership of projects and solutions within the business initiative

Mandatory Skills:

• Hands-on experience with Deployment, Docker, Node.js, ReactJS, MongoDB, and web design principles
• Strong understanding of cloud computing
• Proficiency in systems development and lifecycle methodologies
• Solid technical background with the ability to address accessibility and compatibility issues
• Familiarity with industry-standard tools for assessing work quality and providing improvement suggestions
• Excellent written and verbal communication skills
• Strong problem-solving and critical-thinking abilities
• Ability to work calmly under pressure and meet deadlines
• A team player with the capacity to work independently when necessary
• Minimum 10+ years of experience with 5+ years of people management skills and 5+ years of technical skills
• Demonstrated leadership, interpersonal, organizational, and problem-solving skills

Preferred Skills:

• Master's degree in Project Management or a related technical field
• Professional Project Management Certification from an accredited institution
• Demonstrated understanding of Project Management processes, strategies, and methods
• Experience mentoring, coaching, and developing talent in the technology department
• Excellent time management and organizational skills, with expertise in establishing guidelines for others in these areas
• Managerial experience applying analytical thinking and problem-solving skills
• A proactive approach to identifying and addressing potential challenges

We are looking for Full Stack Developer.

Experience - 3 to 5 years 

Location - Ahmedabad 

5 Days working 

Required Skills:

• Should have strong hands on experience in Node.js, React.js & Angular.js.
• Should have experience in MongoDB and Express.Js.
• Deep understanding of object - oriented JavaScript and design principles and standards, and has a solid programming background
• Experience handling different browser capabilities
• Hands - on experience in UI optimization best practice implementations
• Demonstrated ability to accurately estimate and scope development work
• Good analytical and problem - solving skills
• Communication skills are imperative both in written and in verbal form
• Excellent organizational and coordination skills

• Experience range – 8 to 12 years

• Good understanding of software engineering practices, SDLC.

• Ability to provide elegant and efficient design solutions
• Strong knowledge on design patterns
• Effective interpersonal skills and collaborative management style to include teamwork and team building ability
• Should have knowledge on API integration mulesoft, Apache Camel tools
• Strong knowledge on providing microservices architecture

ROLES & RESPONSIBILITIES:

• Research, programs, plans, designs, and administers building projects for clients by applying knowledge of architectural design and building materials.
• Produces conceptual plans, renderings, and documents.
• Assists in research and coordination of materials and products for project specifications

Skills Required:

Primary Skills:

• Java, Spring Boot/ Node.js- Backend
• HTML, CSS, JS, React/ Angular- Frontend
• SQL
• Mobile Application Development

Secondary Skills:

• Microservices, Design Patterns
• Cloud- AWS, Azure, GCP
• DevOps tools- Jenkins, GIT Pipeline, etc.- Anyone should be fine
• Maven