System Architect-PERN

2 weeks ago

Surat, India Gainserv Infotech Pvt Ltd Full time

We are looking for a highly skilled Senior PERN Stack Developer / System Architect with expertise in building scalable SaaS applications. The ideal candidate will have strong experience in , PostgreSQL, , Redis, ELK Stack, and Python. You will be responsible for designing system architecture, developing backend & frontend features, and ensuring performance, security, and scalability.

Key Responsibilities

  • System Architecture & Design
  • Design and implement scalable, secure, and high-availability system architectures.
  • Define data models, APIs, and integration patterns between services.
  • Set up logging, monitoring, and alerting pipelines using the ELK stack.

Backend Development / Express)

  • Develop and maintain RESTful / GraphQL APIs.
  • Implement authentication, authorization, caching, and background job queues.
  • Optimize queries and implement caching with Redis for high performance.
  • Frontend Development )
  • Build dynamic, responsive, and reusable UI components.
  • Integrate backend APIs into frontend apps.
  • Implement state management using Redux or modern React hooks.
  • Database (PostgreSQL)
  • Design normalized schemas, write efficient queries, and create stored procedures.
  • Implement database migrations and backup strategies.

Data Engineering / Python

  • Write Python scripts for data processing, ETL pipelines, and ML/AI integration.
  • Work with survey data, analytics pipelines, and automation tasks.

DevOps & Monitoring

  • Implement CI/CD pipelines (GitHub Actions, Jenkins, or similar).
  • Manage deployments on Docker / Kubernetes / Cloud (AWS/Azure/GCP).
  • Ensure system observability with Elasticsearch, Logstash, and Kibana.

Nice to Have

  • Experience with Kafka, RabbitMQ, or other message brokers.
  • Background in AI/ML integration (sentiment analysis, recommendations, automation).
  • Knowledge of security best practices (OAuth2, JWT, encryption, etc.).
  • Prior work on multi-tenant SaaS platforms.

Qualifications

  • Bachelors/Masters in Computer Science, Engineering, or related field.
  • 4-8 years of experience as a Full-Stack Developer / Architect.
  • Proven track record of designing and delivering scalable enterprise applications.

Benefits:

  • Competitive salary
  • Flexible work environment
  • Learning & development opportunities
  • Chance to grow with a fast-scaling SaaS business
  • 29 Annual Leaves
  • 1st and 3rd Saturday off & Other Saturday Half
  • Leave Encasement
  • Employee Engagement Activities
  • Company-Sponsored Certification Courses

Interested candidates can share their updated resume

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