Backend Developer

Job Title : Lead Java Developer (Backend)

Experience Required : 8 to 15 Years

Open Positions : 5

Location : Any major metro city (Bengaluru, Pune, Chennai, Kolkata, Hyderabad)

Work Mode : Open to Remote / Hybrid / Onsite

Notice Period : Immediate Joiner/30 Days or Less

About the Role :

• We are looking for experienced Lead Java Developers who bring not only strong backend development skills but also a product-oriented mindset and leadership capability.
• This is an opportunity to be part of high-impact digital transformation initiatives that go beyond writing code—you’ll help shape future-ready platforms and drive meaningful change.
• This role is embedded within a forward-thinking digital engineering team that thrives on co-innovation, lean delivery, and end-to-end ownership of platforms and products.

Key Responsibilities :

• Design, develop, and implement scalable backend systems using Java and Spring Boot.
• Collaborate with product managers, designers, and engineers to build intuitive and reliable digital products.
• Advocate and implement engineering best practices : SOLID principles, OOP, clean code, CI/CD, TDD/BDD.
• Lead Agile-based development cycles with a focus on speed, quality, and customer outcomes.
• Guide and mentor team members, fostering technical excellence and ownership.
• Utilize cloud platforms and DevOps tools to ensure performance and reliability of applications.

What We’re Looking For :

• Proven experience in Java backend development (Spring Boot, Microservices).
• 8+ Years of hands-on engineering experience with at least 2+ years in a Lead role.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Good understanding of containerization and orchestration tools like Docker and Kubernetes.
• Exposure to DevOps and Infrastructure as Code practices.
• Strong problem-solving skills and the ability to design solutions from first principles.
• Prior experience in product-based or startup environments is a big plus.

Ideal Candidate Profile :

• A tech enthusiast with a passion for clean code and scalable architecture.
• Someone who thrives in collaborative, transparent, and feedback-driven environments.
• A leader who takes ownership beyond individual deliverables to drive overall team and project success.

Interview Process

1. Initial Technical Screening (via platform partner)
2. Technical Interview with Engineering Team
3. Client-facing Final Round

Additional Info :

• Targeting profiles from product/startup backgrounds.
• Strong preference for candidates with under 1 month of notice period.
• Interviews will be fast-tracked for qualified profiles.

Job Title: Backend Developer

Location: In-Office, Bangalore, Karnataka, India

Job Summary:

We are seeking a highly skilled and experienced Backend Developer with a minimum of 1 year of experience in product building to join our dynamic and innovative team. In this role, you will be responsible for designing, developing, and maintaining robust backend systems that drive our applications. You will collaborate with cross-functional teams to ensure seamless integration between frontend and backend components, and your expertise will be critical in architecting scalable, secure, and high-performance backend solutions.

Annual Compensation: 6-10 LPA

Responsibilities:

• Design, develop, and maintain scalable and efficient backend systems and APIs using NodeJS.
• Architect and implement complex backend solutions, ensuring high availability and performance.
• Collaborate with product managers, frontend developers, and other stakeholders to deliver comprehensive end-to-end solutions.
• Design and optimize data storage solutions using relational databases (e.g., MySQL) and NoSQL databases (e.g., MongoDB, Redis).
• Promoting a culture of collaboration, knowledge sharing, and continuous improvement.
• Implement and enforce best practices for code quality, security, and performance optimization.
• Develop and maintain CI/CD pipelines to automate build, test, and deployment processes.
• Ensure comprehensive test coverage, including unit testing, and implement various testing methodologies and tools to validate application functionality.
• Utilize cloud services (e.g., AWS, Azure, GCP) for infrastructure deployment, management, and optimization.
• Conduct system design reviews and contribute to architectural discussions.
• Stay updated with industry trends and emerging technologies to drive innovation within the team.
• Implement secure authentication and authorization mechanisms and ensure data encryption for sensitive information.
• Design and develop event-driven applications utilizing serverless computing principles to enhance scalability and efficiency.

Requirements:

• Minimum of 1 year of proven experience as a Backend Developer, with a strong portfolio of product-building projects.
• Extensive experience with JavaScript backend frameworks (e.g., Express, Socket) and a deep understanding of their ecosystems.
• Strong expertise in SQL and NoSQL databases (MySQL and MongoDB) with a focus on data modeling and scalability.
• Practical experience with Redis and caching mechanisms to enhance application performance.
• Proficient in RESTful API design and development, with a strong understanding of API security best practices.
• In-depth knowledge of asynchronous programming and event-driven architecture.
• Familiarity with the entire web stack, including protocols, web server optimization techniques, and performance tuning.
• Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes) is highly desirable.
• Proven experience working with cloud technologies (AWS/GCP/Azure) and understanding of cloud architecture principles.
• Strong understanding of fundamental design principles behind scalable applications and microservices architecture.
• Excellent problem-solving, analytical, and communication skills.
• Ability to work collaboratively in a fast-paced, agile environment and lead projects to successful completion.

Who You Are:

• You’ve built scalable, production-ready APIs in fast-paced environments, and are comfortable with the challenges that come with a growing startup.
• You understand event-driven architectures and have hands-on experience building real-time applications.
• You are fully capable of taking ownership of backend systems, from designing the database schema to writing efficient, maintainable code.
• You think beyond the code: optimizing performance, scalability, and security are as important as building new features.
• You’re comfortable troubleshooting complex issues, whether that’s API bottlenecks, database performance, or production issues.

Responsibilities:

• Design, implement, and manage a NestJS backend with a modular, scalable architecture that can easily handle real-time events and communication.
• Develop and maintain WebSocket services for real-time event-driven updates and ensure seamless communication across the system.
• Integrate RabbitMQ for reliable internal messaging, handling queues and ensuring event-driven workflows are efficient and fault-tolerant.
• Implement database management strategies using MongoDB, Redis, and Elasticsearch, ensuring efficient data handling, indexing, and optimization.
• Integrate with external APIs (JSON-RPC, XML-RPC, REST) to enhance system capabilities.
• Ensure high performance of the system by optimizing database queries, implementing caching strategies using Redis, and ensuring optimal indexing and data flow.
• Implement role-based authentication and authorization mechanisms using JWT, OAuth, and RBAC patterns within NestJS.
• Follow security best practices to ensure sensitive data is protected, credentials are stored securely, and the system is resilient to common vulnerabilities.
• Work collaboratively with cross-functional teams to ensure seamless integration between different services and technologies.

Must-Have Skills:

• Strong proficiency in Node.js and NestJS with TypeScript.
• Solid experience with MongoDB, Redis, and Elasticsearch for data storage and real-time data handling.
• In-depth knowledge of WebSockets and Socket.IO in NestJS Gateways, enabling real-time communication and updates.
• Experience with RabbitMQ for message queuing and asynchronous task handling.
• Strong understanding of authentication & authorization systems using JWT, OAuth, and RBAC (Role-Based Access Control).
• Expertise in optimizing APIs, including techniques for caching, improving database performance, and reducing latency.
• Familiar with API security best practices, including secure storage of credentials, encryption, and safeguarding sensitive data.

Key Skills:

• TypeScript, NestJS, WebSockets, Socket.io
• Redis, MongoDB, Elasticsearch, RabbitMQ
• API Optimization, JWT, OAuth, RBAC
• Real-time communication, Event-driven architecture

Dot Net Developer

Location: Remote

Experience required: 2-15 years

Roles and Responsibilities:

In this role, you will be responsible for designing and developing enterprise-grade applications. As a member of the team, you will be expected to take ownership of individual platform components.

Key responsibilities include:

• Developing back-end web app applications.

• Creating servers and databases for functionality.

• Test and debug various applications

• Review and refactor code

• Designing and developing APIs.

• Strong understanding of relational databases

Basic Technical Qualifications

• 2+ years experience in building out enterprise-grade applications

Must have strong hands-on development experience in the following:

• .net framework (c#)

• .net core

• Exposing and consuming JSON-based RESTful services

• MongoDB, SQL

• Oops Concepts

• Troubleshooting abilities

• Experience with unit testing

• Familiarity with Agile methodologies

• Experience in the end-to-end release of highly reliable applications including development

• and testing

• Bachelor’s degree or equivalent in Computer Science/Software Engineering (or related fields).

Soft Skills

• Strong work ethic and dedication

• An aptitude and interest in both technology and business

• Excellent written and verbal communication skills are a must.

• Highly motivated and interested in following up on detailed business or technical issues

• and understanding the functional and technical impact of any change

• Willingness to take initiative and work independently

CommerceIQ is a well funded fast growing enterprise SaaS platform that is helping brands grow and sell more on e-commerce channels through its machine learning technology. Are you excited about building distributed crawling engine at global scale that will crawl and parse 1000’s of websites with 10+ million crawls on a daily basis? Would you enjoy building something as ambitious as “Google/Facebook Ad platform” for Amazon (and other e-commerce retailers)? Does building a CI/CD and containerisation framework that will allow our products to be released and deployed every week across dozens of geographies and data centers seamlessly excite you? Do you find building machine learning models that will optimize billions of dollars in ad and promotions spend exhilarating? Do you find it super exciting to build a plug and play product UI platform where leaders of brands will spend hours daily (almost as much as an email inbox) to optimize their business? We can keep writing, but you will get the idea.

In our journey of building and scaling CommerceIQ, Engineers and data scientists in our team tackle these and many more problems daily. If you are as excited as we are after reading this, we would love to talk to you! 30+ global brands including Kellogg, Unilever, Johnson & Johnson, MARS, Nestle, Logitech and many more trust our product to manage their growth on Amazon. If you are excited about building product that will write the script for how brands sell and grow on e-commerce channels please reach out to us.

Are you ready to power intelligent commerce? @CommerceIQ, you will :

• You will be responsible for developing, testing and releasing features within time and with high quality that will drive revenue and margin impact to top brands.

• You will be designing your own features keeping in mind the scale and high availability of the systems. • You will be working with the team and expected to perform code reviews, conduct design discussions and mentor other developers.

•You will be the owner of your feature and work directly with product teams to drive customer impact.

• You will be expected to participate in all phases of the software development cycle as part of a Scrum team.

Experience : 3+ Years in developing in designing and developing complex and scalable software modules..

Skillset : • The ideal candidate will be an experienced Java developer with exceptional software system design, problem solving, and object-oriented coding skills

• Experience with distributed transaction-processing systems or asynchronous messaging technology is required.

• Good understanding of system performance trade-offs, load balancing, and engineering for high availability.

• Obsessed about building quality software and owning end to end responsibility for the developed features.

• Understanding of enterprise information systems, service oriented architectures, and operational data stores is a plus

• BS or MS in Computer Science/Engineering, Mathematics, Statistics or similar degree from a top tier institution

Java
J2ee
working experience with one or more clouds

Understanding of design architecture

Experience with Traditional databases and nosql databases

Sound in Algorithms,data structures and problem solving 

Good at coding and design