Full Stack Developer

We are looking for a highly skilled Senior Full Stack Developer / Tech Lead to drive end-to-end development of scalable, secure, and high-performance applications. The ideal candidate will have strong expertise in React.js, Node.js, PostgreSQL, MongoDB, Python, AI/ML, and Google Cloud platforms (GCP). You will play a key role in architecture design, mentoring developers, ensuring best coding practices, and integrating AI/ML solutions into our products.

This role requires a balance of hands-on coding, system design, cloud deployment, and leadership.

Key Responsibilities

• Design, develop, and deploy scalable full-stack applications using React.js, Node.js, PostgreSQL, and MongoDB.
• Build, consume, and optimize REST APIs and GraphQL services.
• Develop AI/ML models with Python and integrate them into production systems.
• Implement CI/CD pipelines, containerization (Docker, Kubernetes), and cloud deployments (GCP/AWS).
• Manage security, authentication (JWT, OAuth2), and performance optimization.
• Use Redis for caching, session management, and queue handling.
• Lead and mentor junior developers, conduct code reviews, and enforce coding standards.
• Collaborate with cross-functional teams (product, design, QA) for feature delivery.
• Monitor and optimize system performance, scalability, and cost-efficiency.
• Own technical decisions and contribute to long-term architecture strategy.

Responsibilities

Develop and maintain web and backend components using Python, Node.js, and Zoho tools

Design and implement custom workflows and automations in Zoho

Perform code reviews to maintain quality standards and best practices

Debug and resolve technical issues promptly

Collaborate with teams to gather and analyze requirements for effective solutions

Write clean, maintainable, and well-documented code

Manage and optimize databases to support changing business needs

Contribute individually while mentoring and supporting team members

Adapt quickly to a fast-paced environment and meet expectations within the first month

Leadership Opportunities

Lead and mentor junior developers in the team

Drive projects independently while collaborating with the broader team

Act as a technical liaison between the team and stakeholders to deliver effective solutions

Selection Process

1. HR Screening: Review of qualifications and experience

2. Online Technical Assessment: Test coding and problem-solving skills

3. Technical Interview: Assess expertise in web development, Python, Node.js, APIs, and Zoho

4. Leadership Evaluation: Evaluate team collaboration and leadership abilities

5. Management Interview: Discuss cultural fit and career opportunities

6. Offer Discussion: Finalize compensation and role specifics

Experience Required

5- 7 years of relevant experience as a Software Developer

Proven ability to work as a self-starter and contribute individually

Strong technical and interpersonal skills to support team members effectively

Full Stack Developer (4+ Years of Experience)

Location: Goregaon East

Job Type: Full-timeJob Summary:

We are seeking a highly skilled and experienced Full Stack Developer with a minimum of four years of hands-on experience in designing, developing, and deploying robust and scalable web applications. The ideal candidate will have a strong understanding of front-end and back-end technologies, with proven expertise in Node.js, React.js, and MySQL. Additionally, a solid comprehension of cloud services, particularly AWS, is essential for this role. You will be a key member of our dynamic development team, contributing to all phases of the software development lifecycle.Key Responsibilities:

Full Stack Development: Design, build, and maintain efficient, reusable, and reliable code for both client-side and server-side application components.

Front-End Development: Develop user-facing features using React.js, ensuring a seamless and responsive user experience across various devices and browsers.

Back-End Development: Architect and implement server-side logic and APIs using Node.js and associated frameworks (e.g., Express.js).

Database Management: Design and manage relational databases using MySQL, including writing optimized queries, creating schemas, and ensuring data integrity and performance.

AWS Integration: Should familiar with AWS services for application deployment, scalability, and maintenance. This includes working with services such as EC2, S3, RDS, Lambda, and API Gateway.

Collaboration: Work closely with product managers, designers, and other engineers to understand requirements, provide technical insights, and deliver high-quality software solutions.

Code Quality and Testing: Write unit and integration tests to ensure code quality and application stability. Participate in code reviews to maintain high standards of code.

Performance Optimization: Identify and address performance bottlenecks to ensure the application is fast and efficient.Required Skills and Qualifications:

Experience: A minimum of 4 years of professional experience in full-stack web development.

Back-End Proficiency: Strong proficiency in Node.js and its core principles. Experience with frameworks like Express.js and other is highly desirable. Familiarity with in-memory data stores like Redis and search engines like OpenSearch.

Front-End Proficiency: In-depth knowledge of React.js and its core principles, including experience with popular React.js workflows (such as Flux or Redux). Experience with frameworks is highly desirable.

Database Expertise: Solid experience with MySQL, including database design, query optimization, and data migration. Experience with other database systems, including NoSQL databases like MongoDB, columnar databases like Click House, and other relational databases like PostgreSQL.

JavaScript Mastery: Advanced proficiency in JavaScript, including ES6+ features, asynchronous programming, and modern front-end build pipelines.

AWS Knowledge: A good understanding of core AWS services, including but not limited to EC2, Lambda, S3, EBS etc.

Web Fundamentals: Proficient understanding of HTML5, CSS3, RESTful APIs, Jira and version control systems (e.g. Bitbucket).

Problem-Solving: Excellent analytical and problem-solving skills with a keen attention to detail.

Communication: Strong verbal and written communication skills and the ability to work effectively in a team environment.

Company Description:

NonStop io Technologies, founded in August 2015, is a Bespoke Engineering Studio specializing in Product Development. With over 80 satisfied clients worldwide, we serve startups and enterprises across prominent technology hubs, including San Francisco, New York, Houston, Seattle, London, Pune, and Tokyo. Our experienced team brings over 10 years of expertise in building web and mobile products across multiple industries. Our work is grounded in empathy, creativity, collaboration, and clean code, striving to build products that matter and foster an environment of accountability and collaboration.

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!

Quidcash seeks a versatile full-stack developer to build transformative fintech applications from end to end. You ll leverage Flutter for frontend development and JavaScript/Python for backend systems to create seamless, high-performance solutions for Indian SMEs. This role

blends UI craftsmanship with backend logic, offering the chance to architect responsive web/mobile experiences while integrating financial workflows and AI-driven features. If you excel at turning complex requirements into intuitive interfaces, thrive in full lifecycle development, and are passionate about fintech innovation – join us!

What You’ll Do:

 Full-stack Development:

 Design and build responsive cross-platform applications using Flutter (Dart) for web and mobile native app development.

 Develop robust backend services with JavaScript (Node.js) and Python, applying OOP principles and RESTful/gRPC APIs.

 Integrations:

 Implement secure financial features (e.g., payment processing, dashboards, transaction workflows) with regulatory compliance.

 Connect frontend UIs to backend systems (databases, cloud APIs, AI/ML models).

 System Architecture: Architect scalable solutions using microservices, state management (Provider/Bloc), and cloud patterns (AWS/GCP).

Collaboration & Delivery:

 Partner with product, UX, and QA teams in Agile/Scrum cycles to ship features from concept to production.

Quality & Innovation:

 Enforce testing (unit/widget/integration), CI/CD pipelines, and DevOps practices.

 Explore AI/ML integration for data-driven UI/UX enhancements.

What You’ll Bring (Must-Haves):

Experience:

 3–5 years in full-stack development, including:

 Flutter (Dart) for cross-platform apps (iOS, Android, Web).

 JavaScript (Node.js + React/Express) and Python (Django/Flask).

 Experience with OOP, design patterns, and full SDLC in Agile environments.

Technical Acumen:

 Frontend:

 Flutter (state management, animations, custom widgets).

 HTML/CSS, responsive design, and performance optimization.

 Backend:

Node.js/Python frameworks, API design, and database integration (SQL/NoSQL).

 Tools & Practices:

 Cloud platforms (AWS/GCP/Azure), Docker, CI/CD (Jenkins/GitHub Actions).

 Git, testing suites (Jest/Pytest, Flutter Test), and financial security standards.

Mindset:

 User-centric approach with a passion for intuitive, accessible UI/UX.

 Ability to bridge technical gaps between frontend and backend teams.

 Agile problem-solver thriving in fast-paced fintech environments.

Why Join Quidcash?

 Impact: Play a pivotal role in shaping a product that directly impacts Indian SMEs' business growth.

 Innovation: Work with cutting-edge technologies, including AI/ML, in a forward- thinking environment.

 Growth: Opportunities for professional development and career advancement in a growing company.

 Culture: Be part of a collaborative, supportive, and brilliant team that values every contribution.

 Benefits: Competitive salary, comprehensive benefits package, and be a part of the next fintech evolution.

We are looking for a Full Stack Developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.

As a Full Stack Developer, you should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility.

• Good hands-on and experience in Ruby on Rails, NodeJS and React/Angular/VueJs
• Knowledge of an SQL Database like MYSQL, Postgres.
• Basic Knowledge of programming in basic data structures and algorithms.
• You should have good experience working with relational and non-relational databases. We use Postgres and Cassandra.
• Good knowledge of version management with git.
• Awareness of TDD.
• CI/CD knowledge would be a huge advantage
• Will to design and maintain large scale distributed systems.

• Looking for 0-30 Days and Notice Period Serving resources (Across the Globe)
• 4-13 years developing n-tier modern software applications in a highly transparent agile organization with iterations, continuous integration, and a drive for quality
• At least 4 years of experience in software development building Web Services in Java, SpringBoot, Elasticsearch, and Open source technologies
• At least 4 years UI programming experience with JavaScript, CSS, JSON
• At least 3 years using ReactJS or VueJS, jQuery and Bootstrap, or similar frameworks
• Experienced in service layer integration (e.g. data, authentication, 3rd party systems) using Ajax and REST APIs.
• Experienced in UI and backend unit testing, functional testing, and performance testing tools.
• Must have experience building responsive web applications and related best practices.
• Experience in building Micro Services using cloud native environments like Azure, Spring Cloud, AWS or GCP with sound understanding of Micro Services Design Patterns
• Strong interpersonal, written communication, and presentation skills
• Experience with real-time streaming processing (Kafka/Storm) is preferred
• Proven ability to design and implement web services in a RESTful manner, along with understanding our broader service-oriented architectures
• Proven ability to work within a cross functional agile team
• Must be a self-starter and able to work well with others in a fast-paced agile environment with an emphasis on collaborating and assisting the team to meet business objectives
• Ability to use tools such as JIRA, Git, etc. preferred
• Experience with containerized environments such as PCF, Docker, etc. is highly desirable