Job description

We are seeking a Senior Full Stack Engineer with deep expertise in modern JavaScript ecosystems and cloud architecture. You'll be working on complex application modernization initiatives, focusing on transforming legacy systems into scalable, cloud-native applications.

Core Technical Stack:

Frontend: React.js (with HooksAI, Context API), Next.js 14+, Redux/RTK, TypeScript, Tailwind CSS, Material-UI/Chakra UI
Backend: Node.js, NestJS, Express.js, GraphQL (Apollo Server), WebSocket

Cloud & Infrastructure:

AWS Services: ECS, Lambda, API Gateway, S3, CloudFront, RDS, DynamoDB, SQS/SNS, ElastiCache
Infrastructure as Code: Terraform, CloudFormation
Containerization: Docker, Kubernetes, ECS

AI/ML Integration:

AI API Integration (OpenAI, Hugging Face, Google Vertex AI)
Building & Consuming ML Models (TensorFlow, PyTorch, Scikit-learn)
Natural Language Processing (NLP)
Data Pipelines & Feature Engineering
AI for Automation & Predictive Analytics
Prompt Engineering for LLMs
AI Model Deployment & Monitoring

Databases & Caching:

MongoDB
PostgreSQL
Redis
Elasticsearch
Authentication & Security:
OAuth2.0/OIDC
JWT
AWS Cognito
SAML2.0

Testing & Quality:

Jest
React Testing Library
Cypress
CI/CD & Monitoring:
GitHub Actions
Jenkins
AWS CloudWatch
DataDog

Key Responsibilities:

System Architecture & Development (70%)
Design and implement microservices architectures using Node.js/NestJS, focusing on scalability and performance
Build reusable component libraries and establish frontend architecture patterns using React.js and Next.js
Implement real-time features using WebSocket/Socket.io for live data updates and notifications
Design and optimize database schemas, write complex queries, and implement caching strategies
Develop CI/CD pipelines with automated testing, deployment, and monitoring
Create and maintain infrastructure as code using Terraform/CloudFormation
Implement security best practices and compliance requirements (SOC2, GDPR)

Examples of Current Projects:

Modernizing a monolithic PHP application into microservices using NestJS and React
Implementing event-driven architecture using AWS EventBridge and SQS
Building a real-time analytics dashboard using WebSocket and Time-series databases
Optimizing application performance through caching strategies and CDN implementation
Developing custom hooks and components for shared functionality across applications

Technical Leadership (30%):

Conduct code reviews and provide technical mentorship
Contribute to technical decision-making and architecture discussions
Document technical designs and maintain development standards
Collaborate with product teams to define technical requirements
Guide junior developers through complex technical challenges

Required Skills & Qualifications:

Expert-level proficiency in JavaScript/TypeScript and full-stack development
Deep understanding of React.js internals, hooks, and performance optimization
Extensive experience with Node.js backend development and microservices
Strong background in cloud architecture and AWS services
Hands-on experience with container orchestration and infrastructure automation
Proven track record of implementing authentication and authorization systems
Experience with monitoring, logging, and observability tools

Preferred Qualifications:

Technical Expertise

Advanced degree in Computer Science, Engineering, or related field
Experience with cloud-native development and distributed systems patterns
Proficiency in additional programming languages (Rust, Go, Python)
Deep understanding of browser internals and web performance optimization
Experience with streaming data processing and real-time analytics

Architecture & System Design

Experience designing event-driven architectures at scale
Knowledge of DDD (Domain-Driven Design) principles
Background in implementing CQRS and Event Sourcing patterns
Experience with high-throughput, low-latency systems
Understanding of distributed caching strategies and implementation

Cloud & DevOps

AWS Professional certifications (Solutions Architect, DevOps)
Experience with multi-region deployments and disaster recovery
Knowledge of service mesh implementations (Istio, Linkerd)
Familiarity with GitOps practices and tools (ArgoCD, Flux)
Experience with chaos engineering practices

Security & Compliance

Understanding of OWASP security principles
Experience with PCI-DSS compliance requirements
Knowledge of cryptography and secure communication protocols
Background in implementing Zero Trust architectures
Experience with security automation and DevSecOps practices

Development & Testing

Experience with TDD/BDD methodologies
Knowledge of performance testing tools (k6, JMeter)
Background in implementing continuous testing strategies
Experience with contract testing (Pact, Spring Cloud Contract)
Familiarity with mutation testing concepts

About Us:

TechAhead is a global digital transformation company with a strong presence in the USA and India. We specialize in AI-first product design thinking and bespoke development solutions. With over 15 years of proven expertise, we have partnered with Fortune 500 companies and leading global brands to drive digital innovation and deliver excellence. At TechAhead, we are committed to continuous learning, growth and crafting tailored solutions that meet the unique needs of our clients.

Join us to shape the future of digital innovation worldwide and drive impactful results with cutting-edge AI tools and strategies!

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