Backend Developer

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. We're seeking an experienced Backend Software Engineer to join our team. As a backend engineer, you will be responsible for designing, developing, and deploying scalable backends for the products we build at NonStop. This includes APIs, databases, and server-side logic.

Responsibilities:

● Design, develop, and deploy backend systems, including APIs, databases, and server-side logic

● Write clean, efficient, and well-documented code that adheres to industry standards and best practices

● Participate in code reviews and contribute to the improvement of the codebase

● Debug and resolve issues in the existing codebase

● Develop and execute unit tests to ensure high code quality

● Work with DevOps engineers to ensure seamless deployment of software changes

● Monitor application performance, identify bottlenecks, and optimize systems for better scalability and efficiency

● Stay up-to-date with industry trends and emerging technologies; advocate for best practices and new ideas within the team

● Collaborate with cross-functional teams to identify and prioritize project requirements

Requirements:

● At least 4+ years of experience building scalable and reliable backend systems

● Strong expertise in NodeJS/NestJS, Express, PostgreSQL

● Experience with microservices architecture and distributed systems

● Proficiency in database design (SQL and NoSQL)

● Knowledge of cloud platforms (AWS, Azure, or GCP) and CI/CD pipelines

● Deep understanding of design patterns, data structures, and algorithms

● Hands-on experience with containerization technologies like Docker and orchestration tools like Kubernetes

● Exceptional communication and leadership skills

● Strong understanding of object-oriented programming principles and design patterns

● Familiarity with automated testing frameworks and methodologies

● Excellent problem-solving skills and attention to detail

● Strong communication skills and ability to effectively lead and maintain a collaborative team environmen

● Ready to be a tech-agnostic engineer and comfortable to shift on any tech stack (Java, Node, Python etc)

● Comfortable working with AI (Claude code, Cursor etc)

Developer Requirements/Expectations:

• Experience: 5+ Years
• Tech Stack: Core PHP, MySQL, Basic JavaScript, Oracle
• 3rd Party Integration: Payment Gateways (Apple Pay Wallet, Google Pay, Stripe)
• Tools: Trello, Slack, Github
• Soft Skills: Team Work, Excellent Client Communication. 

Engagement Type: Full Time, Dedicated

• Work Hours: 8 Hours per day, 160 hours per month
• Shift: 10 AM-7 AM IST (Including Lunch hour)
• Work shifts need to be flexible to accommodate client calls in EST.

Screening Process: 

Round 1: Technical 

Round 2: Managerial 

Location: Ahmedabad (Hybrid)

𝐖𝐞’𝐫𝐞 𝐇𝐢𝐫𝐢𝐧𝐠: 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 (𝐎𝐧-𝐬𝐢𝐭𝐞 | 𝐈𝐧𝐝𝐨𝐫𝐞 | 𝟑+ 𝐘𝐞𝐚𝐫𝐬 𝐄𝐱𝐩.)

Are you a skilled Shopify App Developer looking for your next challenge? We’re seeking an experienced professional with a strong background in Shopify App Development to join our team in Indore (On-site).

Job Role: Shopify App Developer

Location: Indore (On-site)

Work Mode: Full-Time

Experience: 3+ Years

Joining: Immediate Joiners

Key Responsibilities:

Design, develop, and maintain custom Shopify apps and themes.

Implement private and public Shopify apps with REST & GraphQL APIs.

Optimize Shopify stores for performance, scalability, and seamless user experience.

Work on custom integrations, API development, and third-party app integration.

Troubleshoot and debug issues to improve overall Shopify functionality.

Stay updated with Shopify’s latest features, updates, and best practices.

Skills & Requirements:

Proven experience in Shopify App Development (Major Experience).

Strong knowledge of Liquid, JavaScript, HTML, CSS.

Proficiency in Shopify API, GraphQL, REST APIs.

Experience with React.js, Node.js, and PHP (optional but preferred).

Ability to write clean, scalable, and optimized code.

Strong problem-solving skills and a proactive mindset.

Job Description:

As a MERN Full Stack Developer, you will be responsible for developing and maintaining web applications using the MERN (MongoDB, Postgresql, Express.js, React, Node.js) stack. You will work closely with our product and design teams to build high-quality, scalable, and efficient solutions.

Key Responsibilities:

• Develop and Maintain Web Applications: Design, develop, and deploy full-stack web applications using the MERN stack.
• API Development and Integration: Create and integrate RESTful APIs.
• Database Management: Design and manage databases using MongoDB.
• Code Quality and Testing: Write clean, maintainable, and efficient code. Implement unit tests and integration tests.
• Collaborate with Cross-functional Teams: Work closely with product managers, designers, and other developers to deliver high-quality products.
• Performance Optimization: Identify and implement performance improvements for existing applications.
• Stay Updated with Industry Trends: Keep abreast of latest trends and technologies in web development.

Required Qualifications:

• Experience: 3-4 years of professional experience as a Full Stack Developer.
• Technical Skills:
• PostgreSQL: Proficient in database design, indexing, and performance optimization.
• Express.js: Solid experience in building and managing APIs and middleware.
• React: Strong knowledge of React and related libraries (Redux, React Router, etc.).
• Node.js: Expertise in server-side development and asynchronous programming.
• HTML/CSS: Proficient in web markup and responsive design.
• JavaScript/TypeScript: Advanced proficiency in JavaScript and TypeScript.
• Version Control: Experience with Git and Git workflows.
• Soft Skills:
• Strong problem-solving abilities and analytical skills.
• Excellent communication and teamwork skills.
• Ability to work in a fast-paced environment and manage multiple tasks.
• Attention to detail and a commitment to delivering high-quality work.

Preferred Qualifications:

• Experience with cloud services (AWS, Azure, Google Cloud).
• Familiarity with CI/CD pipelines.
• Experience with Docker and container orchestration (Kubernetes).
• Knowledge of GraphQL.
• Prior experience in Agile/Scrum development methodologies.

Benefits:

• Competitive salary and benefits package.
• Opportunity to work with a talented and diverse team.
• Professional development opportunities.

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 3 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.

What you need to have: