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Celestinfo Software Solutions Pvt. Ltd.

Senior Full Stack Developer

This position is no longer accepting applications (closed Oct 25, 2026).

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Summary

Senior full stack developer building and maintaining enterprise-grade web applications end to end: React/Next.js/TypeScript frontends, Java/Spring Boot microservices, plus Docker/Kubernetes deployments, CI/CD pipelines, and PostgreSQL/Oracle/Snowflake data layers. Also mentors engineers and leads technical delivery in a regulated enterprise environment.

Job Summary:


We're looking for an experienced Senior Full Stack Developer with a strong background in designing, developing, modernizing, and maintaining enterprise-grade web applications and business-critical digital platforms. The ideal candidate should have hands-on experience across front-end and back-end technologies, building scalable, secure, and high-performance solutions while collaborating with cross-functional teams to deliver innovative business applications.


Key Responsibilities:


Full Stack Engineering


  • Design, develop, test, and maintain secure, scalable, and highly available full stack applications
  • Translate business and functional requirements into technical designs, architecture decisions, and delivery plans
  • Build cloud-native solutions using microservices, stateless service patterns, containerization, and API-first principles
  • Contribute to solution architecture reviews, technology selection, engineering standards, and platform roadmaps
  • Stay hands-on in coding, troubleshooting, technical spikes, and resolving complex production issues


Frontend Development


  • Develop responsive Single Page Applications using Python, React, Next.js, TypeScript, and modern web standards
  • Build reusable component libraries and design systems using Tailwind CSS, Radix, or ShadCN
  • Implement role-based dashboards, accessible interfaces, reusable state/data-fetching patterns, and responsive workflows
  • Optimize frontend performance, usability, maintainability, browser compatibility, and accessibility


Backend Development


  • Design and develop backend services and microservices using Java and Spring Boot (Node.js/NestJS experience a plus)
  • Build REST and SOAP services, enterprise integration layers, background processing, and event-driven workflows
  • Implement authentication, authorization, role-based access control, audit logging, idempotency, and exception handling
  • Design configurable business workflows, approval processes, task orchestration, and regulatory process automation


AI-Assisted Engineering


  • Use approved AI-assisted development tools to improve delivery productivity, documentation, testing, and code quality
  • Establish governed AI-assisted workflows that retain human review, security, compliance, traceability, and IP controls
  • Assess emerging engineering tools and recommend practical adoption patterns aligned with enterprise standards


Leadership & Collaboration


  • Mentor engineers, conduct code and design reviews, and promote consistent software engineering practices
  • Collaborate with product owners, business analysts, architects, QA, cybersecurity, infrastructure, and release teams
  • Lead technical estimation, sprint planning, dependency management, risk resolution, and delivery governance
  • Produce clear architecture decisions, technical documentation, API specifications, operational runbooks, and knowledge-transfer materials


DevOps & Deployment


  • Package and deploy applications using Docker, Kubernetes, OpenShift, and Helm
  • Build and maintain CI/CD pipelines using GitLab, Jenkins, or equivalent platforms
  • Implement structured logging, monitoring, alerting, health checks, and operational dashboards
  • Improve release reliability through automated build, test, security scanning, deployment, and rollback practices
  • Contribute to infrastructure automation and environment consistency using Infrastructure as Code


Integrations & Data


  • Integrate internal platforms, external service providers, and enterprise applications
  • Implement synchronous and asynchronous integrations using REST, SOAP, or equivalent messaging technologies
  • Design data models and persistence services using PostgreSQL, Snowflake, Oracle, MySQL, or equivalent relational databases
  • Apply sound practices for transactions, data integrity, query optimization, integration resiliency, and failure recovery
  • Strong understanding of transactional and analytical data models required


Required Skills & Experience:


  • 10+ years of experience across frontend and backend. across full stack development (frontend, backend, DevOps, and data)
  • Strong hands-on expertise in: React, Next.js, TypeScript, Java/Spring Boot, PostgreSQL/Oracle/Snowflake, Docker, Kubernetes
  • Experience with enterprise integration patterns (REST/SOAP), CI/CD pipelines, and cloud-native architecture
  • Demonstrated ability to mentor engineers and lead technical delivery in a cross-functional environment
  • Comfort working within governed, enterprise/regulated environments



What We Offer:


  • Challenging projects with opportunities for growth
  • Competitive salary and benefits package
  • Collaborative and dynamic work environment


Apply Now:


If you're a motivated and experienced Senior Full Stack Developer, we'd love to hear from you! Apply here:

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