System Architect

3 weeks ago


Surat India Gainserv Full time

Job Description

Greetings From Gainserv

Gainserv Infotech Pvt Ltd is a USA-based product development company dedicated to transforming user onboarding experiences through groundbreaking cloud software solutions designed for businesses. Our mission is to revolutionize user onboarding experiences by creating tools that simplify processes, enhance engagement, and accelerate software adoption all without requiring any coding skills. We believe in harnessing innovation to make every user's initial interaction with software seamless and impactful. Learn more at www.gainserv.com

We are looking for a highly skilled Senior Full-Stack Engineer (PERN Stack: PostgreSQL, Express, React, Node.js) / Systems Architect. This standardized title improves searchability and clarity for applicants and job platforms. Alternate titles for this role include: Full-Stack Developer (PERN), Backend Engineer (Node.js/Postgres), and Systems Architect. The ideal candidate will have strong experience in Node.js, PostgreSQL, React.js, 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 (Node.js / 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 (React.js)
- 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.

Required Skills

- Strong expertise in Node.js / Express.js and React.js.
- Hands-on experience with PostgreSQL (schemas, functions, optimization).
- Proficiency with Redis for caching and pub/sub messaging.
- Deep understanding of ELK stack (Elasticsearch, Logstash, Kibana) for monitoring and analytics.
- Solid Python programming skills (for data processing, AI/ML, or scripting).
- Experience with microservices architecture and system design.
- Strong understanding of REST APIs, WebSockets, and real-time systems.
- Experience with Docker, Kubernetes, and CI/CD pipelines.
- Knowledge of cloud infrastructure (AWS/Azure/GCP).

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

- Bachelor's/Master's in Computer Science, Engineering, or related field.
- 48 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 at [Confidential Information]

Skills: pern,redis,architecture,node js,elk stack,python,react js,postgresql


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