Backend Developer

Your Impact 

We’re looking for passionate and self-driven folks who can combine technical depth with strategic product thinking. This role is ideal for someone who enjoys working with modern backend stacks, brings strong critical thinking to the table, and can balance short-term delivery with long-term technical vision. 

• Build scalable and reliable backend services and APIs that power the product.
• Design, implement, and maintain databases, ensuring data integrity, security, and efficient retrieval. 
• Implement the core logic that makes applications work, handling data processing, user requests, and system operations. 
• Contribute actively to system architecture, proposing enhancements and leading design discussions for new features and services.
• Working closely with product managers and designers to turn ideas into reality and shape the product roadmap. 
• Optimize systems for performance, scalability, and security 
• Stay up-to-date with new technologies and frameworks, contributing to the advancement of software development practices 
• Drive code quality through writing unit tests, code reviews, and documentation.
• Take ownership of end-to-end feature development — from design to deployment and monitoring.
• Mentor junior developers, setting high standards for engineering excellence within the team.

What skills do you need? 

• Extensive (Must have) hands-on experience in JavaScript / TypeScript, backend development using Node.js and Express.js, and database management with MySQL.
• Strong command of JavaScript and understanding of its quirks and best practices
• Exposure to system design and interest in building scalable, high-availability systems.
• Experience from a high-growth product-based startup is a must-have.
• Ability to think strategically when designing systems—not just how to build, but why
• Prior work on B2C applications with a focus on performance and user experience
• Ensure that applications can handle increasing loads and maintain performance, even under heavy traffic 
• Work with complex queries for performing sophisticated data manipulation, analysis, and reporting. 
• Knowledge of Sequelize, MongoDB, and AWS would be an advantage. 
• Experience in optimizing backend systems for speed and scalability. 
• Experience building teams and operating in high-paced environments

Why choose a career at RockED? 

• Build from Day One: Work in small, fast-moving teams solving real problems and building products from the ground up.
• Learn from Industry Leaders: Collaborate directly with leaders who’ve held senior roles at global companies like Adobe, Microsoft, Walmart, and more.
• Global Exposure: Be part of a diverse, high-calibre team working closely across the US and India.
• People-First Benefits: ₹10 lakh health insurance coverage for you and your family—fully sponsored by RockED.
• Freedom with Responsibility: Unlimited leave policy built on trust and ownership, used responsibly by our team so far.

Job Title: Sr. Node.js Developer

Location: Ahmedabad, Gujarat

Job Type: Full Time

Department: MEAN Stack

About Simform:

Simform is a premier digital engineering company specializing in Cloud, Data, AI/ML, and Experience Engineering to create seamless digital experiences and scalable products. Simform is a strong partner for Microsoft, AWS, Google Cloud, and Databricks. With a presence in 5+ countries, Simform primarily serves North America, the UK, and the Northern European market.

Simform takes pride in being one of the most reputed employers in the region, having created a thriving work culture with a high work-life balance that gives a sense of freedom and opportunity to grow.

Role Overview: 

We are looking for a Sr. Node Developer who not only possesses extensive backend expertise but also demonstrates proficiency in system design, cloud services, microservices architecture, and containerization. (Additionally, a good understanding of frontend tech stack to give support to frontend developers is highly valued) We're currently seeking a seasoned Senior Node.js Engineer who not only possesses extensive backend expertise but also demonstrates proficiency in system design, cloud services, microservices architecture, and containerization. (Additionally, a good understanding of frontend tech stack to give support to frontend developers is highly valued) 

Key Responsibilities:

• Develop reusable, testable, maintainable, and scalable code with a focus on unit testing.
• Implement robust security measures and data protection mechanisms across projects.
• Champion the implementation of design patterns such as Test-Driven Development (TDD) and Behavior-Driven Development (BDD).
• Actively participate in architecture design sessions and sprint planning meetings, contributing valuable insights.
• Lead code reviews, providing insightful comments and guidance to team members.
• Mentor team members, assisting in debugging complex issues and providing optimal solutions.

Required Skills & Qualifications:

• Excellent written and verbal communication skills.
• Experience: 4+yrs
• Advanced knowledge of JavaScript and TypeScript, including core concepts and best practices.
• Extensive experience in developing highly scalable services and APIs using various protocols.
• Proficiency in data modeling and optimizing database performance in both SQL and NoSQL databases.
• Hands-on experience with PostgreSQL and MongoDB, leveraging technologies like TypeORM, Sequelize, or Knex.
• Proficient in working with frameworks like NestJS, LoopBack, Express, and other TypeScript-based frameworks.
• Strong familiarity with unit testing libraries such as Jest, Mocha, and Chai.
• Expertise in code versioning using Git or Bitbucket.
• Practical experience with Docker for building and deploying microservices.
• Strong command of Linux, including familiarity with server configurations.
• Familiarity with queuing protocols and asynchronous messaging systems.

Preferred Qualification:

• Experience with frontend JavaScript concepts and frameworks such as ReactJS.
• Proficiency in designing and implementing cloud architectures, particularly on AWS services.
• Knowledge of GraphQL and its associated libraries like Apollo and Prisma.
• Hands-on experience with deployment pipelines and CI/CD processes.
• Experience with document, key/value, or other non-relational database systems like Elasticsearch, Redis, and DynamoDB.
• Ability to build AI-centric applications and work with machine learning models, Langchain, vector databases, embeddings, etc.

Why Join Us:

• Young Team, Thriving Culture
• Flat-hierarchical, friendly, engineering-oriented, and growth-focused culture.
• Well-balanced learning and growth opportunities
• Free health insurance.
• Office facilities with a game zone, in-office kitchen with affordable lunch service, and free snacks.
• Sponsorship for certifications/events and library service.
• Flexible work timing, leaves for life events, WFH, and hybrid options

About Company:

Our client is a luxury home decor brand. It's nothing less than a revolution in the home decor industry- where technology enables world-class home interior design. We use technology combined with internationally trained designers to help our customers achieve the style they want to express.

Our services include unique technology-driven processes and analytics, consulting, execution, and supervision – all within schedule and planned budget, so they can relax and enjoy their space transformation with peace of mind.

We encourage our consumers to explore and discover their own self-expression while amazing their senses with new cultures and design techniques, tasteful décor, and ambiance.

Role and Responsibilities:

• Write code and tests, build prototypes, solve issues, profile, and analyze bottlenecks

• Design performance gauging, building robust APIs to support mobile and desktop clients

• Manage and optimize scalable distributed systems on the cloud

• Optimization of web applications for performance and scalability

• Develop automated tests to ensure business needs are met and allow for regression testing

 • Participate in the entire application lifecycle, focusing on coding and debugging

• Write clean code to develop functional web applications

• Troubleshoot and debug applications

• Perform UI tests to optimize performance

• Manage cutting-edge technologies to improve legacy applications

• Collaborate with Front-end developers to integrate user-facing elements with server[1]side logic

. • Gather and address technical and design requirements

• Provide training and support to internal teams

• Build reusable code and libraries for future use.

Skills:

• Good communication skill to communicate with stakeholders, project managers, quality assurance teams, Regularly and other developers regarding progress on the long-term technology roadmap

 • Curious and progressive mind to Create and maintain workflows with teams to provide visibility and to ensure workload balance for consistent visual designs

 • Good technical knowledge to Produce quality code, raising the bar for the whole team on quality and speed

 • Through analytical skills to Recommend system solutions by comparing advantages and disadvantages of custom development and purchase alternatives.

Requirements.

• Experience with core AWS web-enabling technologies

• Growth mindset, challenging status quo to find new solutions and out-of-the-box ideas

• Experience designing RESTful APIs, specifically for mobile apps

• Computer science degree or equivalent experience

• Experience leading a team is a bonus.

• 3+ Years of relevant experience.

• PHP Laravel Framework, PHP Design Patterns.

•Proficient in MySQL. MongoDB knowledge is plus.

•APIs, REST API, API Security.

• Laravel Events, Queue, Observers.

• Excellent foundation in computer science, algorithms, and web design

• Experience writing highly secure web applications.

We're seeking passionate, next-gen minded engineers who are excited about solving complex technical challenges and building innovative, first-of-its-kind products which make a tangible difference for our customers. As a Backend SDE-1, you will play a key role in driving strategic initiatives, collaborating with cross-functional teams across business, product, and operations to solve exciting problems. This role demands strong technical acumen, leadership capabilities, and a mindset focused on innovation and operational excellence.

We value individuals who think independently, challenge the status quo, and bring creativity and curiosity to the table—not those who simply follow instructions. If you're passionate about solving problems and making an impact, we'd love to hear from you.

Key Responsibilities

• Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Understand broader organization goals and constantly prioritise your own work.
• Technical Excellence: Understand the onground problems, explore and design various possible solutions to conclude and implement scalable, extensible and secure software systems. Implement and learn best practices in technical architecture, coding standards, and software testing to ensure product delivery with highest speed AND quality.
• Project and Program Management: Setting up aggressive as well as realistic timelines with all the stakeholders, ensure the successful delivery of engineering projects as per the defined timelines with best quality standards ensuring budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
• Cross-functional collaboration: Collaborate with Product Managers, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
• Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.

Required Qualifications

• Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
• 1+ years of experience in software engineering
• Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
• Strong understanding of software design principles and patterns.
• Hands on with multiple programming languages and modern development frameworks.
• Understanding of relational and non-relational databases.
• Experience with Redis, ElasticSearch.
• Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.

Skills:- MySQL, Python, Django, AWS, NoSQL, Kafka, Redis, ElasticSearch

• 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 2 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.