Senior Engineer/Principal Engineer - Node.js

Job Overview

Architect and build scalable, high-performance backend systems while working on mission-critical platforms that process real-time market data and portfolio analytics. The role also involves leveraging Generative AI capabilities to enhance data intelligence, automation, and user-facing features, while ensuring regulatory compliance and secure financial transactions.

Key Responsibilities

• Design, develop, and maintain scalable backend services and APIs using NodeJS and Python
• Build event-driven architectures using RabbitMQ and Kafka for real-time data processing
• Develop and manage data pipelines integrating PostgreSQL and BigQuery for analytics and warehousing
• Integrate and deploy Generative AI models (LLMs, embeddings, AI APIs) into backend systems for automation, insights, and intelligent workflows
• Design AI-powered features such as recommendation systems, document processing, or conversational interfaces
• Ensure system reliability, security, and low-latency performance for mission-critical systems
• Lead technical design discussions, conduct code reviews, and mentor junior engineers
• Optimize database queries, implement caching strategies, and improve overall system performance
• Collaborate with cross-functional teams to deliver end-to-end product features
• Implement monitoring, logging, and observability solutions

Required Skills and Qualifications

• 2+ years of professional backend development experience
• Strong expertise in NodeJS and Python for production-grade applications
• Proven experience building RESTful APIs and microservices architectures
• Experience working with Generative AI frameworks/APIs (OpenAI, LangChain, vector databases, prompt engineering)
• Understanding of integrating LLMs into production systems (RAG, embeddings, fine-tuning basics)
• Strong proficiency in PostgreSQL, including query optimization and schema design
• Hands-on experience with RabbitMQ and Kafka
• Experience with BigQuery or similar data warehousing solutions
• Solid understanding of distributed systems, scalability patterns, and high-traffic applications
• Strong knowledge of authentication, authorization, and security best practices
• Experience with Git, CI/CD pipelines, and modern development workflows
• Excellent problem-solving and debugging skills
• Exposure to fintech or financial services, cloud platforms (GCP/AWS/Azure), Docker/Kubernetes, caching tools (Redis/Memcached), and regulatory requirements (KYC, compliance, data privacy) is a plus

Apply directly at: https://wohlig.keka.com/careers/jobdetails/136351

Requirements:

• At least 4+ years of experience as a Node.js developer.
• Must have knowledge of at least one card game with rules.
• Must have experience in multiplayer games with Socket.io
• Must have good communication skills in English.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Knowledge of Game development life cycle.
• Must be willing to do hands-on coding where required and perform regular code reviews etc.
• Knowledge of JavaScript, TypeScript, NPMs, ExpressJS, MongoDB, Socket.io and Redis.
• Familiarity with AWS infrastructure.
• Basic knowledge of front-end technologies.
• Strong understanding of git.

BE/BTech from shortlisted institutes;
b) Work closely with business in identifying solution requirements and key case-studies/scenarios for the future solution
c) Design and prototype Azure solutions, create solution architecture document covering deep technical aspects of the implementation
d) Create a unified strategy for Azure cloud transformation governance, automation, security, implementation and operations
e) Analyze existing application portfolios, develop next-gen application architecture, transformation and modernization roadmap
f) Conduct Azure solutions architecture review/audit and create review/audit report
g) Lead implementation of the solution from establishing project requirements and goals to solution "go-live"
h) Oversee the development efforts and provide technical help as needed
i) Day-to-day lead the client through the technical and organizational challenges of Cloud transformation
j) Participate in the full cycle of pre-sale activities, including RFP processing, proposal development and direct communications with potential clients
k) Maintain a strong understanding of industry trends and best practices
l) Create thought leadership on Azure solutions and hybrid clouds
m) Serve as an Azure evangelist, consult and provide technical guidance on Azure solutions design, build, governance, security, operations and cost control best practices
What You Have
n) Large-scale software development or application engineering with recent coding experience in the following platform: .Net Core,.NET MVC, Azure, React.js, Angular
o) Designing and building applications using container and serverless technologies
p) Experience architecting highly available systems that utilize load balancing, horizontal scalability and high availability
q) Deep expertise in solution architecture including web services, relational and non-relational databases, front-end and/or back-end technologies
r) Good exposure to Agile software development methodologies and DevOps practices such as Infrastructure as Code (IaC), Continuous Integration (CI) and automated deployment
s) Experience working with highly scalable, performant and mission critical architectures
t) Avid technologist, with deep expertise in modern cloud architecture and history of successful implementation of complex Azure solution
u) Ability to suggest competitive and innovative technical decisions, get client buy-in and deliver commitments
v) Strong communication skills, ability to present technical ideas in business-friendly language
w) Analytical and problem-solving abilities
x) Azure certifications and Architecture Framework (TOGAF/IAF) are recommended

Mogi I/O (www.mogiio.com), a Delhi based video delivery SaaS venture, is looking for a Full-stack /mean stack developer, both for an internship role.

A candidate should be high performance, high energy. He would work on core video and image tech. Should be a hands-on Full Stack or mean stack coder.

Experience – Any experience in Back end working on NodeJs and MongoDB.

Some core requirements -

• Should be a hands-on Back end- NodeJs and MongoDB, with experience in building real world applications.
• Highly curious, ability to learn and implement new technologies independently
• High ownership and impact-driven, capable of juggling multiple things
• Effective team player, able to mentor and learn from teammates.

Technical Proficiency - MongoDB, Node.js

Location – Work from Office (Saket, Delhi)

Compensation -

10k-12k per month based on interview performance and skill set, opportunity to convert to full time post internship completion.

Pre-Placement Offer(Performance based).

• Working knowledge of Node-Sync, callback hell and ways to control asynchronous behavior of Node functions.
• Strong command on ES6(EcmaScript) or Javascript and its concepts like prototypes, call back, closures etc
• Should have deep understanding of Native Node.js, Express.js, HAPI.js and middlewares.
• Candidates must have proper understanding and command on RESTful API development and consumptions.
• Candidates must know to use promises, async-await to control synchronization of business logic components.
• Candidates must have knowledge of JWT, oAuth and passport.js for user authentication.
• Candidates must have knowledge of GIT, Bit-bucket.
• Candidates must have knowledge of application deployment.
• Experience with NoSQL databases eg mongodb (preferred).

• Proficient in algorithms and data structures.
• Having strong experience in designing data intensive and scalable systems.
• Comfortable with microservices based architecture.
• Knowledge of software engineering processes and unit testing.
• Past experience of mentoring a team of at least two people.
• Prior experience with both relational and non-relational databases.
• Prior experience with caching.
• Ability to debug and hotfix a problem with production in a swift amount of time.
• Communication skills.