Backend Engineer

Job Title : Node.js Developer / Backend Developer

Experience : 4+ Years

Job Location : Mumbai – Andheri

Work Mode : Work From Office (5 Days a Week)

Job Type : Full-time Opportunity

Role Overview :

We are seeking an experienced Node.js / Backend Developer to design, develop, and maintain scalable backend systems.

The ideal candidate will have strong hands-on experience with Node.js, Nest.js, relational and NoSQL databases, and AWS cloud services.

You will work closely with frontend developers, DevOps, and product teams to deliver secure, high-performance, and reliable backend solutions.

Mandatory Skills : Node.js, Nest.js, MongoDB, PostgreSQL, AWS, REST API development, strong backend fundamentals.

Key Responsibilities :

• Design, develop, and maintain scalable backend applications using Node.js & Nest.js

• Build and manage RESTful APIs and backend services

• Work with MongoDB and PostgreSQL for efficient data storage and retrieval

• Develop cloud-ready applications and deploy them on AWS

• Ensure application performance, security, and scalability

• Write clean, well-documented, and maintainable code

• Participate in code reviews and follow best engineering practices

• Troubleshoot, debug, and optimize existing applications

• Collaborate with cross-functional teams for end-to-end delivery

Required Skills & Qualifications :

• 4+ years of experience in Backend / Node.js development

• Strong hands-on experience with Node.js and Nest.js

• Experience working with MongoDB and PostgreSQL

• Good understanding of AWS services (EC2, S3, RDS, etc.)

• Experience building RESTful APIs

• Understanding of backend architecture, design patterns, and best practices

• Strong problem-solving and debugging skills

• Familiarity with version control systems (Git)

Good-to-Have Skills :

• Experience with microservices architecture

• Knowledge of Docker and CI/CD pipelines

• Exposure to message queues or event-driven systems

• Basic understanding of frontend-backend integration

Objective of the Role: 

We are looking for a Senior Software Engineer with expertise in Java to take a lead role in developing and delivering innovative solutions. This role demands a proactive approach to ownership, driving initiatives from concept to deployment, and ensuring high-quality outcomes that align with both technical and product goals. 

You Will: 

• Design, implement, and maintain Java-based applications with a focus on high-volume, low- latency. 
• Work on managing Java APIs/microservices development teams. 
• Develop and release cycle modern Java-based web applications. 
• Create Spring Boot-based microservices templates for product engineering teams. 
• Develop full-stack solutions using Java, Spring, and databases like Postgres and MySǪL. 

You must have: 

• Bachelor's degree in Computer Science or related field. 
• 6 to 8 years of experience in Java development, and at least 2-3 years of experience in Telecom domain.
• Experience in designing the HLD and LLD. 
• Proficiency in core Java, JPA, PostgreSǪL, Spring Boot, and microservices. 
• Experience using AI assistants for developing Java features such as REST APIs and exception handling, with demonstrated ability to make production-ready modifications and validate solutions through unit and integration testing. 
• Strong understanding of Java frameworks like Spring and Hibernate. 
• Hands-on experience with RESTful web services and API gateway. 
• Knowledge of design patterns, data structures, and algorithms. 
• Excellent problem-solving skills and analytical reasoning. 

Strong Senior Backend Engineer profiles

Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems

Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).

Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework

Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization

Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices

Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)

Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D

Mandatory (Education) – Candidates from Tier - 1 engineering institutes (IITs, BITS, are highly preferred)

Job Summary:

As a Shopify App Developer at [Your Company Name], you will be responsible for designing, developing, and maintaining custom applications for the Shopify platform. You will collaborate with cross-functional teams to create solutions that meet our clients' needs and improve their eCommerce operations. The ideal candidate will have a strong background in Shopify app development, excellent problem-solving skills, and a passion for delivering exceptional user experiences.

Key Responsibilities:

• App Development: Design, develop, and deploy custom Shopify apps using Shopify’s API, Polaris, and other relevant technologies.
• Customization: Customize and extend Shopify’s existing functionalities to meet specific client requirements.
• Integration: Integrate Shopify apps with third-party services, APIs, and data sources as needed.
• Maintenance & Support: Troubleshoot and resolve issues related to Shopify apps and provide ongoing support and maintenance.
• Collaboration: Work closely with project managers, designers, and other developers to ensure that app solutions align with project goals and client expectations.
• Testing & Quality Assurance: Conduct thorough testing of applications to ensure reliability, performance, and adherence to Shopify’s standards.
• Documentation: Create and maintain clear documentation for code, processes, and app functionality.
• Innovation: Stay updated with the latest Shopify developments, industry trends, and best practices to continuously improve app functionality and user experience.

Qualifications:

• Experience: Proven experience in developing Shopify apps, including a portfolio of past projects or apps.
• Technical Skills: Proficiency in Shopify’s APIs, Liquid templating language, JavaScript, HTML, CSS, and familiarity with Shopify Polaris design system.
• Programming Languages: Strong knowledge of backend programming languages such as Ruby, PHP, or Node.js.
• Database Management: Experience with database technologies such as MySQL, MongoDB, or PostgreSQL.
• Problem-Solving: Excellent problem-solving skills with the ability to troubleshoot and resolve complex technical issues.
• Communication: Strong verbal and written communication skills, with the ability to explain technical concepts to non-technical stakeholders.
• Team Player: Ability to work effectively both independently and as part of a team in a fast-paced environment.

We are looking for a focussed, energetic and motivated Senior Java Developer. You must have sufficient experience in Java Development, Spring, Spring Boot, AWS and SQS, S3. You will be challenged with complex and robust product development.

As a Senior Java Developer, you will be the most senior developer within the company working alongside other Java Developers, the Engineering Manager, and the CTO.

Senior Java Developer requirements

Solid development experience using Java, Springboot, SQS, S3 and Microservices

Experience working in Swing Java framework

Revises, updates, refactors, and debugs code

Write clear, concise and efficient code and ensure it is fully tested

Service and develop features using Java with AWS, JUnit, SQL and Spring framework

You have a good knowledge of Cloud technologies (ideally AWS)

Participate in peer coding reviews and work in a collaborative, agile environment

Demonstrate technical knowledge and expertise with a clear understanding on the products' technical composition

Senior Java Developer responsibilities

7-9 yrs minimum work experience

Excellent analytical, troubleshooting, and communication skills

Excellent attention to detail and time-management skills

Serves as an expert on developed applications

Ability to adapt and learn new product/technology is key

Collaborates with internal teams to produce software design and architecture

Knowledge of Agile frameworks (i.e. Scrum) and has worked with Jira or Spira

Attend daily stand-up meetings alongside the Scrum Master

A self-starter, hardworking and committed individual

Work UK hours - ideally 9.00am - 6pm with the expectation to work out of ours when needed

We are looking for a high-performing Developer to build our ecommerce platform and API framework powered by Machine Learning and Artificial Intelligence. Candidates for this role will be passionate about well-written code, testing, and excel at coming up with simple approaches to complex problems.

Our work culture is overachiever, very amiable, and at the same time always charged with excitement. We encourage our team members to take responsibility and grow into future leaders in the industry.

Job Responsibilities:

• Understand project requirements, writing bug-free clean code and ensure that the solution works per the agreed architecture, SLAs, KPIs and business model
• Integrate Django backend with third party API
• 100% Hands-on role
• Adapt to rapidly evolving requirements and changing priorities and drive the team accordingly
• Reverse engineer for debugging errors in code and ensure quality control in the process.
• Continually drive products towards a meaningful balance between user needs, business objectives and technical feasibility
• Operate in a hyper-collaborative way and follow these guiding principles: Value common sense and simplicity over complexity.

Qualifications:

• Bachelor or Master Degree in Computer Science from a reputed University
• 3 to 5 years of experience working in Django and Python.
• React and/or Angular for front end
• Proficiency in MongoDB and MySql
• Technical Skills: JIRA, Gitlab, Rest API, GCP or AWS
• Experience in performance profiling, tuning, and optimization, caching mechanisms with Enterprise level applicants
• Experience in writing unit testing and test case automation.
• Ability to operate in an Agile environment with a start-up mentality and unstructured environment, Energy, drive and passion to work, and operate in a digital world.