Senior Full Stack Software Engineer - (Product & Infrastructure)

Senior Full Stack Software Engineer – Remote React | Node.js | AWS | Full-Stack Development | Cloud Infrastructure Position Type: Full-Time, Remote Working Hours: U.S. Client Business Hours (flexibility for deployments, sprint planning, and on-call coverage) About the Role At Pavago, one of our clients is hiring a Senior Full Stack Software Engineer to build, scale, and maintain modern web applications and the cloud infrastructure that powers them. This is a hands-on engineering role where you’ll own features from concept to deployment, working across front-end development, back-end services, cloud infrastructure, CI/CD pipelines, and system architecture. You’ll collaborate closely with product, design, and engineering teams to deliver secure, scalable, and high-performing software. If you enjoy solving complex technical challenges, shipping production-ready features, and building reliable systems at scale, this role is an excellent opportunity to make a significant impact. What You’ll Own Front-End Development Build responsive, high-performance web applications using: React Angular Vue.js Translate Figma or Sketch designs into polished user interfaces. Optimize application performance, accessibility, responsiveness, and user experience. Develop reusable components and scalable front-end architecture. Back-End Development Design and build RESTful and GraphQL APIs. Develop scalable services using: Node.js Python (Django, Flask, FastAPI) Java Implement authentication, authorization, and role-based access control. Design efficient schemas and optimize queries using: PostgreSQL MySQL MongoDB Cloud Infrastructure & DevOps Deploy and manage applications on: AWS Google Cloud Platform (GCP) Microsoft Azure Build and maintain CI/CD pipelines using: GitHub Actions Jenkins CircleCI Manage containerized applications with: Docker Kubernetes Improve infrastructure reliability, scalability, and performance. Testing & Code Quality Write: Unit tests Integration tests End-to-end tests Utilize frameworks such as: Jest Mocha PyTest Cypress Maintain strong code coverage and engineering standards. Participate in code reviews and promote clean architecture. Monitoring, Security & Reliability Monitor production systems using: Datadog Grafana Prometheus New Relic Implement secure API design and infrastructure best practices. Follow OWASP security standards. Support compliance with GDPR, SOC 2, HIPAA, and other applicable frameworks. Collaboration & Technical Leadership Partner with Product Managers, Designers, and Engineers throughout the development lifecycle. Participate in architecture discussions, sprint planning, and technical reviews. Mentor junior engineers through code reviews and technical guidance. Contribute to long-term engineering standards and technical strategy. Requirements Must-Have Qualifications Experience 5+ years of professional full-stack software engineering experience. Proven experience building and scaling production-grade web applications. Core Technical Skills Strong proficiency with: JavaScript / TypeScript React Node.js Experience with: PostgreSQL MySQL MongoDB Cloud platform experience: AWS GCP Azure Strong understanding of: Git workflows CI/CD pipelines API development Containerized deployments Nice-to-Have Experience with: Terraform Pulumi AWS CloudFormation Background building: SaaS platforms High-traffic applications Enterprise software Familiarity with: Microservices Event-driven architectures Serverless computing Experience leading technical design reviews or mentoring engineers. Tools & Technologies React Node.js JavaScript / TypeScript PostgreSQL MySQL MongoDB AWS Google Cloud Platform (GCP) Microsoft Azure Docker Kubernetes GitHub Actions Jenkins CircleCI Jest Cypress PyTest Datadog Grafana Prometheus New Relic What Makes You a Strong Fit Strong end-to-end engineering mindset. Comfortable owning features from architecture through deployment. Excellent debugging and problem-solving abilities. Balances rapid delivery with long-term maintainability. Strong communicator who collaborates effectively across teams. Passionate about scalable infrastructure, software quality, and engineering excellence. What a Typical Day Looks Like Participate in standups and sprint planning. Develop front-end features and back-end APIs. Design scalable database solutions and optimize queries. Review pull requests and mentor engineers. Deploy updates through CI/CD pipelines. Monitor production systems and resolve issues. Collaborate with Product and Design on new feature development. Improve infrastructure reliability and application performance. In short: You build scalable, cloud-native applications while helping engineering teams deliver reliable, high-quality software. Key Metrics for Success (KPIs) On-time delivery of engineering tasks and product features Application uptime of 99.9% or higher Strong automated test coverage and deployment reliability Reduction of technical debt and improved code quality Infrastructure scalability and performance improvements Positive collaboration and mentorship across the engineering team Why This Role Stands Out Full ownership across product development and cloud infrastructure. Opportunity to work with modern cloud-native technologies. High-impact engineering role with significant technical influence. Collaborative environment focused on innovation and continuous improvement. Career growth into: Tech Lead Engineering Manager Solutions Architect Staff Engineer Interview Process Initial Phone Screen Spark Hire Intro Video (3–5 minutes) Technical Assessment (Coding Exercise or Architecture Task) Final Client Interview(s) Offer & Background Verification What Happens After You Apply Right after you apply, you’ll receive an email invitation from Spark Hire to record your Intro Video. This short, self-recorded vi… Read the full description on Himalayas.