
Company: BigThinkCode Technologies
URL: https://www.bigthinkcode.com/
Experience required: 3-4 years
Work location: Chennai
Joining time: Immediate – 2 weeks
Work Mode: Work from office / Hybrid
About the Role
We're looking for a skilled Node.js Developer with 3+ years of experience building scalable applications using event-driven architecture within distributed systems. The ideal candidate is comfortable working on high-performance backend services and has a strong understanding of asynchronous programming patterns. Exposure to knowledge embedding and vectorization techniques is a strong plus, especially for modern data-driven or AI-powered systems.
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
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
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
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• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts
• C++ , Unix Environment ( Linux/AIX/HP UX), Oracle/MySQL
• Excellent command on OOPS
• Minimum of 3 years (for Mid and Junior) of hands-on work experience in C++, Unix
• Oracle/MySQL
• Hands-on experience of using data structures, STL, Boost libraries, Design patterns
• Exposure to XML or Edifact is desired
• Exposure to XSLT mappings is a plus
• Excellent troubleshooting skills
• Exposure to CppUnit (or similar tools)
Experience range:
• 4 to 8 years of experience
Joining Location:
• Pune, Gandhinagar & Hyderabad (Preferably Pune & Gandhinagar)
What we Require
We are recruiting technical experts with the following core skills and hands-on experience on
Mandatory skills : Core java, Microservices, AWS/Azure/GCP, Spring, Spring Boot
Hands on experience on : Kafka , Redis ,SQL, Docker, Kubernetes
Expert proficiency in designing both producer and consumer types of Rest services.
Expert proficiency in Unit testing and Code Quality tools.
Expert proficiency in ensuring code coverage.
Expert proficiency in understanding High-Level Design and translating that to Low-Level design
Hands-on experience working with no-SQL databases.
Experience working in an Agile development process - Scrum.
Experience working closely with engineers and software cultures.
Ability to think at a high level about product strategy and customer journeys.
Ability to produce low level design considering the paradigm that journeys will be extensible in the future and translate that into components that can be easily extended and reused.
Excellent communication skills to clearly articulate design decisions.
Key Responsibilities :
- Design, develop, and maintain Java-based applications using Java SE/EE.
- Implement, test, and deploy microservices and RESTful APIs using Spring Boot and related technologies.
- Develop efficient and scalable solutions by writing clean, maintainable, and optimized code.
- Collaborate with cross-functional teams to understand business requirements and provide technical solutions.
- Write and execute unit tests using JUnit to ensure code quality and functionality.
- Perform code reviews to ensure adherence to best practices and coding standards.
- Troubleshoot, debug, and optimize code for performance and scalability.
- Stay up to date with the latest Java technologies and development best practices.
Required Skills and Qualifications :
- Bachelor's degree in Computer Science, Engineering, or a related field.
- Years of experience in Java development (Java SE/EE, Spring, Hibernate).
- Strong experience with JUnit and test-driven development (TDD).
- Proficient in building microservices using Spring Boot and RESTful APIs.
- Experience with version control tools like Git.
- Familiarity with build tools such as Maven or Gradle.
- Strong understanding of object-oriented programming (OOP) principles.
- Familiarity with databases (SQL/NoSQL) and ORM frameworks (e.g., Hibernate).
- Experience with cloud platforms like AWS (preferably).
- Strong problem-solving skills and the ability to work in a collaborative environment.
Preferred Skills :
- Experience with continuous integration/continuous deployment (CI/CD) tools.
- Knowledge of containerization technologies like Docker.
- Familiarity with Agile methodologies and Scrum framework.
- Knowledge of front-end technologies (HTML, CSS, JavaScript) is a plus.
Job Description
Build and maintain bots on Azure platform. Integration with Active directory, WEB API based integration with external systems. Training and Integrate bots as per users’ requirements. Work in line with design guidelines, best practices and standards of bot deliverable. Creative approach to the conversation flow design, human aspects in the bot responses and sentiments
Qualifications
- a) 5 years of experience in software development with clear understanding of the project life cycle
b) Min 2-3 years of hands-on experience in Microsoft Azure Bot Framework , LUIS and other Cognitive services offered by Azure
c) Hands on experience with Machine Learning based chat bots
d) Experience with Azure bot services like Text Analytics etc.
e)Strong database skills and hands-on experience on databases like SQL Server/Oracle - f) Strong experience on Azure Active directory and adaptive cards integration in Chat bot.
- g) Strong experience designing and working with
with service-oriented architectures (SOA) and WebAPIs.
- h) A strong experience on Microsoft Azure, ASPNET / MVC and programming languages such as C# / VBNET
- i) Knowledge of Python and NodeJS is a plus
- j) Ability to design and optimize SQL Server 2008 stored procedures.
- k) Experience with JQuery, CSS3, HTML5 or similar technologies.
- l) Ability to adapt quickly to an existing, complex environment.
Requirements
Candidate should have at least 4-6 years of experience in enterprise web application
development using NodeJS on server side along with MongoDB and Express.
Knowledge of RESTful API is a must.
Experience with NodeJS based frameworks (example - NestJS) is highly preferred.
Experience with code optimization as well as has in depth understanding about
asynchronous programming.
Strong analytical skills and can come up with out of the box solutions.
Experience in end to end web development.
Experience with No SQL (Mongo preferred) databases with data migration Strategies
Strong knowledge in Object-Oriented Programming Concepts and Data Structures along with
Node JS best practices.
Experience in Unit Testing in NodeJS (Chai and Mocha) is a must.
Exposure to continuous deployment and integration process.
Exposure with Docker and Orchestration software.
Experience with Redis is added advantage.
Experience with RabbitMQ and Kafka is added advantage
Experience with Nginx and HA Proxy is added advantage
Experience in scalable microservices is must.
Deep in depth understanding about design pattern.
Mandatory Skills:-
• Total experience required 1 years in Java Development.
• Experience on any one of these databases like MySQL OR MongoDB OR Oracle OR
PostgreSQL will work
• Experience in Spring Framework, Hibernate, SpringBoot, REST Web-Services.
• Should have experience with designing and understanding DB schema as per the
business requirements.
• Should have experience with software design patterns.
• Proficient understanding of code versioning tools, such as Git.
Roles and Responsibilities:
• The role covers mostly Java Development with the use of SpringMVC and/or Spring
Boot.
• Analyse product requirements and design to develop efficient, reusable, reliable, and
scalable software with quality conformance.
• Collaborate with the team on architecture, design, code, and configuration reviews.
Desired Candidate Profile
• Good communication skills
• Good troubleshooting skills, analytical and logical skills
• Excellent team spirit and teamwork
• Collaboratively work with the team
• Good to Have: - Experience in Hibernate ORM, Designing Microservices, Experience
in Swagger and Postman.
Roles & Responsibilities:
- 4+ years of experience as both a hands-on architect and a software engineer
- Leadership experience in creating, deploying, and iterating excellent software
- Extensive problem-solving skills
- Good written and vocal communication skills (in English)
- Proficiency in the following skills and technologies is mandatory: Core PHP, CodeIgniter, WordPress(CMS), MVC Framework, MYSQL(Database), OOP, JavaScript, jQuery, HTML, CSS, Laravel 5, Opencart, AngularJS, GIT, SVN
- Capture high level requirements quickly from client or the sales team
- Be able to estimate with limited information by guesstimating based on some logical reasoning and assumptions
- Be able to clearly state the assumptions for the estimate
- Has good command over presentations and be able to quickly create a pre-sales presentation for the sales team
- Strong understanding of technology
- Ability to research out potential products / technologies for the proposed solution
CartX is a small, fast-growing, and remote-first company. We are a high converting one-page checkout and post-purchase one-click upsell for thriving eCommerce stores. We are looking for a Senior Software Engineer to join our mission and work on our ambitious product roadmap. Ideal candidates have a solid technical background on complex systems.
→ What you will be doing:
– Solve engineering problems that affects hundreds of customers
– Develop and launch end-to-end new key features
– Take ownership and responsibility of challenging tasks
– Interact and collaborate with the team
– Research, innovate and propose new ideas that can lead to new projects
– Play an important role by shaping our company’s best practices and culture
– Learn fast and adapt quickly
→ Required
– 5+ years of experience as a Software Engineer
– Experience on LAMP
– Experience on Bitbucket
– Knowledge on API’s such as Twilio, Stripe and others
– Great communications skills
– Fluent in English (written and speaking)
→ What We Offer
- Work remotely from home or any co-working space
- Work with a top-notch engineering team
- Unlimited vacation policy
- Ownership and autonomy over exciting tasks
- Be part of an exciting fast-growing startup











