Backend Engineer (Node.js)

At BigThinkCode, our technology solves complex problems. We are looking for a talented problem solver with middleware and backend development expertise to join our technology team at Chennai.

Must have skills:

• Event drive architecture (EDA) microservices project experience MUST
• Any programming: Typescript or nodeJS or Python or Java or Golang
• Hands on experience using Middleware like e.g., Apache Kafka or RabbitMQ or Redis.
• Aware about Asynchronous and Loose Coupling.
• Familiar with API’s gateway and microservice design patterns.

Below job description for your reference, if interested share your profile to connect and discuss.

Company: BigThinkCode Technologies

URL: https://www.bigthinkcode.com/

Role: Senor software engineer (backend, middleware)

Experience required: 3–6 years

Work location: Chennai

Joining time: Immediate – 4 weeks

Work Mode: Work from office (Hybrid)

About the Role:

Scalable Systems & AI Integration – We are looking for a talented Senior Software Engineer to join our team and lead the development of high-performance, distributed systems. This role is ideal for an engineer who thrives in fast-paced environments, enjoys tackling complex data challenges, and is eager to bridge the gap between traditional microservices and modern Agentic AI workflows.

Key Responsibilities:

• Architect & Build: Design and implement highly scalable microservices capable of processing massive data volumes with low latency.
• Event-Driven Systems: Develop robust, asynchronous communication patterns using event-driven architecture to ensure system resilience and decoupling.
• AI Integration: Lead the integration of Large Language Models (LLMs) and Agentic AI workflows into existing enterprise applications to enhance automation and intelligence.
• Database Management: Optimize data storage and retrieval strategies; leverage MongoDB and explore/implement Graph Databases (e.g., Neo4j, Google Spanner) for complex relationship mapping.
• Deployment & Scaling: Containerize applications using Docker and manage deployments within Kubernetes (K8s) environments.
• Collaboration: Work closely with cross-functional teams to adapt to a rapidly evolving tech stack and translate business requirements into technical reality.

Core Requirements:

• Scalable Systems: Proven track record of building and maintaining production-grade systems handling high throughput and large datasets.
• Microservices: Good understanding of microservice design patterns, API gateways.
• Event-Driven Architecture: Strong experience with message brokers (e.g., Kafka, RabbitMQ, or Redis).
• Programming: While we are open to various backgrounds, the Node.js/MongoDB stack is our primary environment.

Why Join Us:

• Collaborative work environment.
• Exposure to modern tools and scalable application architectures.
• Medical cover for employee and eligible dependents.
• Tax beneficial salary structure.
• Comprehensive leave policy
• Competency development training programs.

About the Role

We are seeking a highly skilled Tech Lead who can drive the development of high-performance, scalable products while contributing hands-on to coding, architecture, and system design. You will work closely with a small engineering team, guiding them in technology decisions, quality delivery, and best practices while also taking ownership of key modules yourself.

Key Responsibilities

• Lead end-to-end product development from design to deployment.
• Act as both a technical contributor and mentor within a small, agile team.
• Architect scalable, robust, and secure backend and frontend systems.
• Participate in and guide:
• System design & architecture decisions
• Algorithmic analysis and performance optimization
• Database modeling and API design
• Write clean, maintainable, high-quality code.
• Own deployment pipelines and ensure reliable production releases.
• Collaborate with cross-functional stakeholders to translate requirements into actionable technical plans.
• Conduct code reviews, enforce coding standards, and ensure engineering excellence.
• Troubleshoot and solve complex technical challenges in production environments.

Required Technical Skills

• Strong expertise in Node.js and/or Python.
• Hands-on experience with TypeScript and React.js for frontend development.
• Knowledge of Go (Golang) is a strong advantage.
• Deep understanding of:
• Data Structures & Algorithms
• System Design
• Distributed systems concepts
• Microservices architecture
• Experience with deployment using:
• Docker, Kubernetes, or similar orchestration tools
• CI/CD pipelines
• Cloud platforms (AWS / GCP / Azure)
• Strong understanding of databases (SQL and NoSQL).

Soft Skills

• Strong leadership and ability to guide a small development team.
• Clear communication with technical and non-technical stakeholders.
• Ownership mindset with focus on delivering quality, on time.
• Problem-solver with the ability to make quick and correct technical decisions.

Preferred Qualifications

• 4–10 years of experience in software development.
• Prior experience in a startup or fast-moving product environment.
• Experience deploying and managing real-world products at scale.

What We Offer

• Opportunity to build and influence real products end-to-end.
• A collaborative, high-ownership environment.
• Freedom to experiment and drive product and engineering decisions.

About the Role

We are undertaking a platform migration from our existing WordPress site to a modern React frontend. We are seeking a highly capable Backend Engineer on a 1-month contract to lead the backend aspects of this transition. The ideal candidate has strong experience with serverless backends and API-first architectures, particularly using Cloudflare Workers and the Cloudflare ecosystem. You will collaborate closely with our in-house Frontend Engineer (specialized in React) to deliver a seamless, performant, and secure end product.  

Key Responsibilities

Audit current WordPress backend (data structures, plugins, custom code). Design and implement a backend solution leveraging Cloudflare Workers, Cloudflare KV / Durable Objects, and related services (or propose suitable alternatives such as Node.js/Express or headless CMS if appropriate). Develop secure APIs for authentication, content, and form handling. Migrate existing WordPress data (pages, posts, forms, and media) into the new system. Integrate with our CRM (_Zoho_) and other existing systems. Ensure compliance with NZ data protection standards. Deploy backend on Cloudflare (and/or coordinate with existing hosting infrastructure as needed). Provide documentation and handover to the internal team.

Qualifications & Skills

Proven experience in backend engineering with serverless platforms (Cloudflare Workers, AWS Lambda, or similar). Strong knowledge of RESTful APIs, authentication, and security best practices. Familiarity with Cloudflare KV, Durable Objects, R2, or equivalent distributed data solutions. Experience with WordPress architecture and React-based frontend integration. Experience in migration projects (legacy CMS → modern stack) highly valued. Strong collaboration and communication skills, with the ability to work effectively alongside frontend specialists.

Deliverables

Backend environment and Cloudflare Worker (or alternative) architecture established. Secure APIs deployed and tested with React frontend. Migration of content/data from WordPress. Integration with Zoho CRM and forms. Production deployment. Documentation + handover.

Duration: 1 month.

Engagement: Remote, with short daily and hourly weekly check-ins.

Compensation: 75,000 INR

Experience with Cloudflare Workers, the Cloudflare CDN, prior Wordpress migration experience, and any experience of working alongside frontend engineers prioritized. A huge bonus would be experience with Zoho CRM/Zoho Forms.

•  1-3 years of experience in application/web development
• Good experience in working with programming languages Golang.
• Good understanding of REST APIs and the web in general
• Working knowledge of AWS and Kubernetes is a plus
• Understand end user requirements, formulate use cases and come up with effective solutions

About the Company:

Alyke, recognized as India's first friendship app, is revolutionizing the way people find friends online through its innovative matching algorithm. Alyke has quickly gained traction, surpassing 1 million users. This platform uniquely connects individuals based on shared interests and proximity, and stands out for its commitment to creating a secure environment that encourages users to express themselves freely. Joining Alyke offers the chance to be part of an innovative team dedicated to reshaping the landscape of social connections

Role Overview:

As a Senior Backend Developer, you will play a crucial role in the design, development, and optimization of our backend systems. You will be instrumental in building scalable, high-performance applications that support our business's needs. This role demands a deep understanding of backend technologies, database design, cloud infrastructure, and the ability to integrate a wide range of services and APIs.

Key Responsibilities

• Design and implement scalable, secure, and robust backend services and APIs.
• Lead the development of microservices architecture, ensuring optimal performance and scalability.
• Oversee the integration of third-party services and external APIs, including notification services like FCM.
• Develop and manage database schemas, optimizing for performance and scalability using MongoDB and Redis.
• Implement real-time data processing mechanisms for live updates and push notifications, utilizing technologies like Firebase.
• Manage cloud infrastructure and serverless functions on platforms such as AWS and GCP, ensuring efficient operations and cost management.
• Ensure the security of backend systems through robust authentication, authorization, data encryption, and adherence to best practices in data security and compliance.
• Work closely with the frontend team to integrate backend services and ensure a seamless user experience.
• Continuously evaluate and adopt new technologies and frameworks to improve the backend infrastructure.
• Mentor junior developers, fostering a culture of learning and growth within the team.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 5+ years of experience in backend development, with a strong portfolio of projects demonstrating expertise in NodeJS, ExpressJS, and asynchronous programming.
• Extensive experience with database design, optimization, and management using MongoDB and Redis.
• Proven track record in developing and managing REST APIs.
• Deep understanding of microservices architecture and real-time data processing.
• Solid experience with caching mechanisms and SQS management.
• Comprehensive knowledge of security principles, including authentication, authorization, and data encryption.
• Familiarity with compliance and data protection standards.
• Should have worked on scalable microservices architecture
• Experience with Lambda functions.
• Experience working with firebase
• Should have proven experience in mobile application development
• Should have working experience in sqs
• Have knowledge of elastic cache 
• Experience with cloud-native development and managing cloud infrastructure on AWS or GCP.
• Excellent problem-solving skills, with the ability to lead projects and collaborate effectively with cross-functional teams.
• Strong communication and leadership skills, with a passion for mentoring and driving technical excellence.
• Attach the link of mobile application worked on till date

Why Join Us?

• Opportunity to lead a cutting-edge project impacting users globally.
• Work in an environment that fosters innovation, collaboration, and professional growth.
• Competitive compensation, comprehensive benefits.

• Two years' experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.

Integration of user-facing elements developed by front-end developers

Build efficient, testable, and reusable PHP modules

Solve complex performance problems and architectural challenges

work on multiple projects with Product Development team

Contribute in all phases of the development lifecycle

Follow industry best practices

Develop and deploy new features to facilitate related procedures and tools if necessary Skills And Qualifications

Strong knowledge of PHP web frameworks ( Magento 1/2, Wordpress, YII, Laravel, Prestashop)

Understanding of MVC design patterns

Basic understanding of front-end technologies, such as JavaScript, jQuery, HTML5, and CSS3

Knowledge of object oriented PHP programming Strong knowledge of the common PHP or web server exploits and their solutions

Understanding fundamental design principles behind a scalable application

User authentication and authorization between multiple systems, servers, and environments

Good knowledge of relational databases, version control tools (like GIT) and of developing web services

Experience in common third-party APIs (Google, Facebook, Ebay etc) (OPTIONAL)

Position: Sr. Node Js Developer
Required Experience: 3+ yrs
Location: Mohali (open for WFH)
Salary: good hike on CTC
Working Days: 5 days

Webmob Software Solutions is a fintech company based in North India. We are leading service providers in the space of emerging technologies including Blockchain, AI, ML, IOT, and cloud computing. With a global, renowned clientele, we have developed several robust applications in the space of Trade Finance, Money Market, Asset Tokenization, and Supply Chain.

Webmob is currently a team of 45+ employees having expertise in Java,Kotlin, PHP, Python, Go, MEAN and MERN stack. We are also the technical delivery partners for Corda https://marketplace.r3.com/directory/webmob-software-solutions-pvt-ltd.
Our specialties include Fintech product development, Blockchain development and consultancy, website development, graphic designing, digital marketing, application development, AWS support, infrastructure handling, IOT, AI, and ML.

Duties/Responsibilities:

3+ yrs of Exp in Node Js
Develop data-driven Node.js microservices
Create testable, high-quality code
Work effectively with development team
Communicate effectively with both technical and non-technical individuals at all levels
Performs other duties as assigned

Requirements:
Experience with both relational (SQL) databases, and distributed NoSQL data stores
Experience with Amazon Web Services a plus, especially AWS Lambda
Deep understanding of data design and systems integration
Strong technical leadership and communication skills
Self-motivated with the ability to work in a team environment

Benifits:
- Work from home.
- Employee friendly policies.
- Competitive salary with the best in the industry
- Immense exposure to new technologies
- 5 days week work
- Flexible Timings.