
At BigThinkCode, our technology solves complex problems. We are looking for talented back-end (node.JS) engineer to join our at Chennai.
Please find below our job description, if interested apply / reply sharing your profile to connect and discuss.
Company: BigThinkCode Technologies
URL: https://www.bigthinkcode.com/
Experience required: 3-4 years
Work location: Chennai
Joining time: Immediate – 4 weeks
Work Mode: Work from office / Hybrid
A skilled Node.js Developer with experience in building scalable applications using event-driven architecture within distributed systems. The ideal candidate should be comfortable in high-performance backend services and have a strong understanding of asynchronous programming patterns.
Experience or exposure to knowledge embedding and vectorization techniques is a strong plus, especially in the context of modern data-driven or AI-powered systems.
Must have skills:
- Hands on expertise in OOJS, node.js, distributed systems.
- Event drive architecture (EDA) microservices project experience MUST.
- Any programming: Typescript or nodeJS or Golang
- Hands on experience using docket containers and Kubernetes.
- Aware about Asynchronous and Loose Coupling.
- Familiar with API’s gateway and microservice design patterns.
Required Skills
- 3+ years of hands-on experience with Node.js
- Strong understanding of event-driven architecture and non-blocking I/O
- Experience working with distributed systems and microservices architecture
- Proficiency in RESTful API design and implementation
- Experience with databases such as MongoDB, PostgreSQL, or MySQL
- Experience with containerization tools like Docker and orchestration tools like Kubernetes
Key Responsibilities
- Design, develop, and maintain server-side applications using Node.js
- Build and optimize scalable, event-driven systems in distributed environments
- Implement asynchronous workflows, message queues, and pub/sub architectures
- Collaborate with cross-functional teams to define and deliver backend solutions
Good to Have
- Experience with knowledge embedding and vectorization techniques
- Familiarity with vector databases (e.g., Pinecone, Weaviate, FAISS)
- Understanding of cloud platforms (AWS, Azure, or GCP)
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 BigThinkCode Technologies
About
Business is about solving problems for the customer. We solve technology problems for the business. Your big, ambitious plans require a strong technology backbone. Using a skilful combination of creativity, code, and commitment, we help solve the problems of scalability, dexterity, and agility for your business, allowing you to do what you do best - create continuous value for your customers.
We take our quality of delivery and security as the highest priority, which is backed by ISO/IEC 27001:2013 (ISMS) certification for international security, reliability, quality, data protection, and trust standards. We have helped few of our clients to architect and comply with their platform/application for SOC 2 standards.
Connect with the team
Similar jobs
Mandatory (Experience 1): Must have 9+ years in backend engineering with Java, Spring/Spring Boot, and microservices building large and scalable systems with clear production scale or reliability impact (latency, throughput, uptime, etc.) mentioned in the resume
Mandatory (Experience 2): Must have been SDE-3 / Tech Lead / Lead SE for at least 2.5 years (should be there in the resume titles)
Mandatory (Tech skills 1): Strong in DSA, system design, design patterns, and problem-solving
Mandatory (Tech skills 2): Proven experience building scalable, reliable, high-performance distributed systems with architecture ownership and experience in core backend/platform services rather than feature teams
Mandatory (Tech skills 3): Hands-on with SQL/NoSQL databases, REST/gRPC APIs, concurrency & async processing
Mandatory (Tech skills 4): Experience in AWS/GCP, CI/CD pipelines, and observability/monitoring
Mandatory (Communication): Excellent ability to explain complex technical concepts to varied stakeholders
Mandatory (Company) - Top New Age, Fast-scaled, Tech-First Product Companies (Like Series B+ / Unicorn Indian startups, or Tech-first Global companies like Amazon, Google, Microsoft etc)
Mandatory (Stability): Must have stayed for at least 2 years with each of the previous companies
Mandatory (Education): B.Tech in computer science or related field from Tier 1, Tier 2 colleges
Mandatory (Note 1): Education can be ignored for candidates with proven experience in strong, reputed product companies
Looking for candidates only with tier 1 colleges OR have experience in a product-based company.
Desired Skills :
● Experience with data modeling and SQL/NoSQL databases
● Experience with distributed systems and microservices
● Good experience in working with any of Java/SpringBoot, GoLang or NodeJS
● Excellent problem solving and debugging skills
● Passionate about the experience of software engineering as much as the output
● A strong sense of ownership
● Ability to communicate your ideas and approach to solving problems with clarity
Minimum 5+ years in backend engineering with strong system design expertise
Experience building scalable systems from scratch
Expert-level proficiency in Node.js
Deep understanding of distributed systems
Strong NoSQL design skills
Hands-on AWS cloud experience
Proven leadership and mentoring capability
Preferred candidates from SAAS/Software/IT Services based startups or scaleup companies
What you'll do:
· Perform complex application programming activities with an emphasis on mobile development: Node.js, TypeScript, JavaScript, RESTful APIs and related backend frameworks
· Assist in the definition of system architecture and detailed solution design that are scalable and extensible
· Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible
· Own the quality of code and do your own testing. Write unit test and improve test coverage.
· Deliver amazing solutions to production that knock everyone’s socks off
· Mentor junior developers on the team
What we’re looking for:
· Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.
· A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.
· A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.
· Confidence, not ego. You have an ability to collaborate with others and see all sides of the coin to come to the best solution for everyone.
· Flexible and willing to accept change in priorities, as necessary
· Demonstrable passion for technology (e.g., personal projects, open-source involvement)
· Enthusiastic embrace of DevOps culture and collaborative software engineering
· Ability and desire to work in a dynamic, fast paced, and agile team environment
· Enthusiasm for cloud computing platforms such as AWS or Azure
Basic Qualifications:
· Minimum B.S. / M.S. Computer Science or related discipline from accredited college or University
· At least 4 years of experience designing, developing, and delivering backend applications with Node.js, TypeScript
· At least 2 years of experience building internet facing services
· At least 2 years of experience with AWS and/or OpenShift
· Exposure to some of the following concepts: object-oriented programming, software engineering techniques, quality engineering, parallel programming, databases, etc.
· Experience integrating APIs with front-end and/or mobile-specific frameworks
· Proficiency in building and consuming RESTful APIs
· Ability to manage multiple tasks and consistently meet established timelines
· Strong collaboration skills
· Excellent written and verbal communications skills
Preferred Qualifications:
· Experience with Apache Cordova framework
- Demonstrable knowledge of native coding background in iOS, Android
· Experience developing and deploying applications within Kubernetes based containers
Experience in Agile and SCRUM development techniques
Role & responsibilities
- Design, develop, test, and deploy high-quality Java applications.
- Collaborate with cross-functional teams to define, design, and ship new features.
- Write well-designed, testable, and efficient code using best practices.
- Troubleshoot production issues and provide timely solutions.
- Work with databases, APIs, and third-party services.
- Ensure security and performance of applications.
- Participate in Agile/Scrum processes, including sprint planning and stand-ups.
Required Skills & Qualifications:
- Strong proficiency in Core Java, OOPs, and Java 8+ features.
- Experience with Spring Framework (Spring Boot, MVC, Security, etc.).
- Excellent debugging and problem-solving skills
- Familiarity with RESTful APIs and Microservices Architecture.
- Experience with JPA/Hibernate and SQL/NoSQL databases.
- Knowledge of Maven/Gradle, Git, and CI/CD pipelines.
- Exposure to cloud platforms (AWS, Azure, GCP) is a plus.
- Familiar with unit testing frameworks (JUnit, Mockito, etc.).
- Understanding of design patterns and software engineering principles.
- Bachelor's degree in computer science or related field.
Preferred candidate profile
- Frontend experience with Angular/React.
- Exposure to containerization (Docker, Kubernetes).
- Experience in performance tuning or profiling Java applications.
- Familiarity with message brokers (Kafka, RabbitMQ).
👋🏼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 (19000+ 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:
- Must have Skills: Node JS, Microservices architecture (MSA) (Capable),Javascript/Typescript, AWS S3/ LAMBDA/ EC2/DYNAMODB
- Cloud developer with a minimum of 6 years of experience Technical skills in most of the following areas
- Expert in developing REST Services and APIS using JavaScript, TypeScript NodeJS is a must
- Implementing Serverless Software development using Amazon Lambda written in NodeJS is desirable.
- Services including AWS IoT, S3, RDS, IAM, Cognito, SNS, VPC, EBS, AWS Route 53, and Cloud Watch is a must
- Proficient in database concepts including schema design, querying, performance tuning, and debugging (Both SQL and No-SQL databases)
- Strong experience in designing and developing enterprise cloud-based IoT solutions using AWS
- Develop Web, APIs, IoT & Cloud based solutions is a must
- Ability to write automated unit test cases using mocking frameworks (Jasmine, Mocha, chai, Jest, etc.)
- Experience in modern data architectures (e.g. Micro Service, event-driven architectures, stream processing, and integrating real-time analytics into customer applications is desirable
- Have a good eye for NFRs (Scalability, extensibility, reliability, etc.) while evaluating design. should be able to Converts Solution Requirements into logical systems & subsystems
- Innovates and creates new ideas and have the ability to develop quick proof of concepts and validate with the customer.
RESPONSIBILITIES:
- 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
- Carrying out POCs to make sure that suggested design/technologies meet the requirements.
About us:
Siply helps underserved masses inculcate savings behaviour to build a more productive and financially secure country. Our Vision is to build the Digital Bank for 40 Crore Underserved Indians.
Company Link - https://siply.in/">https://siply.in/
About the Role:
This is the Senior role where you will build systems and infrastructure to enable seamless user experience across all our offerings in the space of Micro-Savings, Micro-Credit, Micro-Insurance, and associated Value-Added Services. You will power the user experiences on the App and translate complex technical issues into Business opportunities.
Responsibilities:
- Build the architecture for our Product platforms and take ownership for deliverables.
- Good Understanding of all stage of software development and also mentoring team.
- Design some of the most advanced & complex software systems / products in the industry.
- Determine technical feasibility of medium to low complexity features or solutions by evaluating problem, possible solutions and technology requirements.
- Exercise judgement in prioritizing tasks and selecting methods and techniques for obtaining solutions.
- Collaborate and work closely with Engineering, Product and Design team.
Requirements:
- 4 to 7 years of experience in software product development.
- Degree in Computer Science or related field from top tier universities is preferred.
- Excellent abstraction, coding and system design skills.
- Strong hands-on technology experience building and running large scale systems handling multi-million sessions/transactions per day.
- Strong experience in large scale Database systems like rdbms & NoSQL stores.
- Excellent programming skills in Java/GO/NodeJS and expertise in multi- threading and performance-oriented programming.
Join us to be a part of our Growth Journey!
#Skills-
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Strong Knowledge of Back-end technologies (Node JS).
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
- Great organizational and time management skills.
#ExperienceRequired:-
- Minimum 1.5+ years of experience in Project Management
#Responsibilities:-
- Set project timeline
- Monitor project deliverables
#Qualifications:-
- Bachelor's Degree or equivalent experience
- Strong business acumen in project planning and management
- Strong verbal, written, and organizational skills
#fivedaysworking
#workfromoffice
#location-Mohali
#Industry:-
Information Technology & Services.
https://www.alivecor.com/">AliveCor, the pioneer of the smartphone EKG, with millions of EKGs from a large and growing user base, seeks a Senior Software Engineer (Backend). You will be an integral member of our engineering team.
Responsibilities
- Software Engineer on the backend team working in the following environment: Go, Ruby on Rails, TDD/BDD with RSpec, PostgreSQL, Heroku, AWS.
- Responsible for developing industry-leading applications transforming the healthcare industry and consumers use.
- Work with our mobile and front-end teams to build new functionality in our consumer and clinician-facing applications.
- Work with our Data Science and AI team to improve functionality of our cloud algorithms and services.
- Create and maintain tools used by internal teams for customer service, monitoring, and R&D.
- Maintain and continuously improve our backend infrastructure to remedy technical limitations before they become an issue.
Qualifications and Skills
- Senior Software Engineer ready to build highly visible apps
- Engineers who can raise the skill level of their teammates
- Experience working with Go and Rails
- Experience implementing Service Oriented Architecture or Microservices
- Good intuition for weighing trade-offs
- Product instincts, work with our product and design teams to understand customer pain points, come up with solutions, and then prototype, iterate, and launch frequently
- Eagerness and willingness to learn new technologies
- Experience with build process automation and CI/CD
- Ability to work independently on projects and communicate with cross functional teams to deliver products on time
About Us
AliveCor is on a mission to define modern healthcare through data, design and disruption. We’ve pioneered the creation of FDA-cleared machine-learning techniques, transformed wearable medtech to put proactive heart care at everyone’s fingertips. Kardia is the most clinically validated mobile EKG technology. AliveCor was named as one of the Top 10 Most Innovative Companies in Health for 2017 by Fast Company as part of the publication’s annual ranking of the world’s Most Innovative Companies. AliveCor was awarded the 2015 Tech Pioneer by the World Economic Forum and one of the 50 Smartest Companies in 2015 by the MIT Technology Review. AliveCor recently announced a collaboration with Mayo Clinic that will result in new machine learning capabilities to unlock previously hidden health indicators in EKG data, potentially improving heart health as well as overall health care for a variety of conditions. AliveCor is a privately held company headquartered in Mountain View, CA.
AliveCor is an equal opportunity employer and will not discriminate against any employee or applicant on the basis of age, colour, disability, gender, national origin, race, religion, sexual orientation, or any other classification protected by federal, state, or local law.
Watch the following video demonstrating our product.
https://www.youtube.com/watch?v=8I9xosgA-Ig">https://www.youtube.com/watch?v=8I9xosgA-Ig











