
Principal Engineer (node.js)
at FinTech Product Development Firm
Your Responsibilities:
- Own the backend stack – Node.Js based, that powers our product
- Collaborate with Backend Developers (Python), Front-end developers, DevOps, and Data Scientists to design and implement new features
- Build and maintain several REST’ful Services/Endpoints which will be used both internally and externally in a Macroservices/Distributed services environment.
- Deploy and monitor the Services/Endpoints ensuring availability and scalability(ability to handle 100X traffic)
- Work on full project lifecycle starting from requirements gathering/understanding the problem to deploying and maintaining the project.
Skills that you bring Along:
- A minimum 8+ years of extensive work experience with Node.Js and related frameworks – particularly Express.Js.
- Extensive experience in designing and maintaining REST’ful API endpoints
- Extensive experience with databases such as Postgres and Mongo.
- Extensive experience in Cloud Infrastructure (AWS based) – e.g. AWS API Gateway, Lambda Functions etc.
- Experience with cache like Redis and/or Memory cache
- Good experience in Microservices/Macroservices or Event driven Architectures
- Good experience with design patterns
- Experience in writing advanced SQL-queries, good knowledge of PL/SQL
- Good understanding of Software Design Principles and domain-driven design
- Good experience with Continuous Delivery and Containerization(Docker)
- Ideally maintaining infrastructure-as-code using Terraform
- Excellent communication skills and the ability to explain complex topics in a simple manner

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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're Nagarro.
We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale across all devices and digital mediums, and our people exist everywhere in the world (18000+ experts across 33 countries, to be exact). Our work culture is dynamic and non-hierarchical. We are looking for great new colleagues. That is where you come in!
REQUIREMENTS:
- Experience: 13-15 years
- Strong technical background with node.js, event loop understanding, unit testing, developing web application & APIs, event & stream, call-back & closures, promise, async/await, accessing file system, Optimization techniques
- understanding of different components such as web server, storages, integrations
- should have worked on designing and building server-side solutions (in any technology), build process of node.js, CI/CD process of node.js, multi-tasking (working on multiple things at same time)
- Good knowledge of functional and Object-Oriented Programming
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
- Familiarity with Azure pipeline
- Should have experience in Identifying software application weaknesses and target areas and sketching out ideas for automated software test procedures. Reviewing software bug reports and highlighting problem areas.
- Knowledge of high-quality professional software engineering practices for agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment.
- Fundamental knowledge of design patterns
- Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features, and technical designs.
- Mentoring the team members to meet the client's needs and holding them accountable for high standards of delivery.
- Being able to understand and relate technology integration scenarios and be able to apply these learnings in complex troubleshooting scenarios.
RESPONSIBILITIES:
- Writing and reviewing great quality code
- Understanding functional requirements thoroughly and analysing the client’s needs in the context of the project
- Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns, and frameworks to realize it.
- Determining and implementing design methodologies and tool sets
- Enabling application development by coordinating requirements, schedules, and activities.
- Being able to lead/support UAT and production roll outs.
- Creating, understanding, and validating WBS and estimated effort for given module/task, and being able to justify it.
- Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
- Giving constructive feedback to the team members and setting clear expectations.
- Helping the team in troubleshooting and resolving of complex bugs
- Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken.
- Carrying out POCs to make sure that suggested design/technologies meet the requirements.
You will be a part of the engineering team who focuses on user onboarding, licensing, marketplace stores, Sales analytics dashboard and CRM’s integrations.
Your role at Trimpixel
- Design, develop, and maintain integrations with multiple file types, existing software packages
- Build software for a first-class onboarding experience
- Collaborate with sales, marketing and engineering teams for requirements through to delivery
- Design and implement marketplace, Sales Analytics Pipeline and CRM integrations
- Develop and manage well-functioning databases and applications
- Write effective APIs
- Test software to ensure responsiveness and efficiency
- Troubleshoot, debug and upgrade software
- Create security and data protection settings

Job Description:
- Strong Experience of Node JS.
- Strong Experience of Reactjs development
- Experience in Server-side application architectures like Express.js, Meteor.Js, etc. is desirable.
- Experience in developing APIs is highly desirable.
- Experience in Mongo or MySQL database is a must.
- Understanding the nature of asynchronous programming and its quirks and workarounds.
- Understanding fundamental design principles behind a scalable application.
- Experience in delivering products using an Agile methodology is highly desirable.
- Experience with automated unit, integration and end-to-end testing is highly desirable.
- Experience in the area of network or systems management is a plus.

Key Responsibilities
● Work closely with principal engineers and product manager to deliver quality technology solutions.
● The SDE 2 core responsibilities include working on highly-maintainable and unit tested software components/systems that address the problems and guiding junior developers for the same.
● Will be working in a fast paced and agile work environment delivering quality solutions that have immediate business impact.
● Complete ownership of the projects you deliver while collaborating with technical and non-technical people in charge .
● A self-motivated learner and builder with strong customer focus and quality delivery.
● Ensure the process is being followed and quality code is being maintained by doing proper code review and testing if needed.
BASIC QUALIFICATIONS
● Bachelor’s degree or higher in Computer Science and min of 2 years of Software Development in MERN .
● Familiar with MERN Stack (React for frontend role and Express Node Mongo for backend role).
● Proven track record of building large-scale, highly available, low latency, high quality distributed systems and software products
● Possess an extremely sound understanding of basic areas of Computer Science such as Algorithms, Data Structures, Object Oriented , Databases.
● Excellent coding skills .
● Great problem solving skills and propensity to learn and develop tech talent.
● Ability to think big about problem statements, recommend alternative technical approaches and build optimal solutions.
PREFERRED QUALIFICATIONS
● Bar raising tech skills in building next gen customer experiences using technology .
● Sound understanding of putting in place and leading engineering excellence initiatives across team(s) such as code review , quality coding and unit test .
● Excellent verbal and written communication skills.

● You’ve been building scalable backend solutions for web applications.
● You have experience with any of these backend programming languages -- Python,
NodeJS or Java.
● You write an understandable, very high quality, testable code with an eye towards
maintainability.
● You are a strong communicator. Explaining complex technical concepts to designers,
support, and other engineers is no problem for you.
● You possess strong computer science fundamentals: data structures, algorithms,
programming languages, distributed systems, and information retrieval.
● You have completed a bachelor's degree in Computer Science, Engineering or related
field, or equivalent training, fellowship, or work experience.




We are building consumer internet space, payment processing, e-commerce and/or enterprise. SAAS products. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science.
Job Description
Responsibilities You can take responsibility of large sized projects. You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components. This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery. You understand the business impact of your decisions. You will review code and ensure that implementations are testable, performant, scalable, documented and secure. You will work closely with product, design, revenue, platform and growth teams. You can take responsibility of large sized projects involving inter-departmental stakeholders. You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components. Payment processing framework capable of supporting multiple payment methods (cards, netbanking, UPI, wallets, etc.) with one or more payment method supported across multiple payment gateways. This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery. You will drive engineering best practices, recruit other engineers, lead and manage teams, conduct performance reviews and mentor other engineers. You will review code and ensure that implementations are testable, performant, scalable, documented and secure. You will work closely with product, design, revenue, platform and growth teams.
Requirements 3-5 Years of Experience in software engineering.
5-10 years of industry experience in software engineering building consumer internet space, payment processing, e-commerce and/or enterprise SAAS products. Bachelor's Degree in Computer Science or related field, or 3+ years relevant work experience. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science. You have excellent problem solving and analytical skills. You should be able to identify systemic issues, performance bottlenecks and design/architect improvements. Experience with working on PCI compliant infrastructure. You should be able to build at this engineering level Store builder (products with multi-level variants (colour, size, etc.), SKUs, discounts) and shopping cart. Highly concurrent double entry accounting system. You have excellent problem solving and analytical skills. You should be able to identify systemic issues, performance bottlenecks and design/architect improvements. Good hold on data structures and algorithms. Strong object-oriented design skills, and an uncanny ability to design intuitive modules and class-level interface.
Desired Skills and Experience Python, Golang, Java, Ruby on Rails, Django

