SDE 3 – Senior Full Stack Engineer

About Aerem

Aerem is building India's leading full-stack solar platform, enabling businesses and channel partners to adopt solar seamlessly through an integrated ecosystem spanning marketplace, financing, technology, and lifecycle solutions. Our mission is to accelerate India's transition toward a sustainable energy future by simplifying solar adoption at scale. We are building technology-first products across commerce, financing, operations, and partner ecosystems, leveraging data, automation, and AI-driven workflows to create category-defining experiences.

Role Overview

We are looking for a highly motivated and experienced Senior Full Stack Engineer (SDE 3) to architect, build, and scale high-performance applications across web and mobile platforms. The ideal candidate will bring deep expertise in system design, a strong product-first mindset, and the ability to drive technical strategy. As a senior technical leader on the team, you will not only own critical pieces of our infrastructure but also spearhead the adoption of AI-assisted engineering workflows and agentic AI systems to multiply team velocity. Candidates from Tier-1 engineering colleges will be preferred.

Responsibilities

- System Architecture & Development: Architect, develop, and maintain highly scalable and resilient web applications using modern full-stack technologies.
- Technical Leadership: Design and enforce patterns for clean, reusable, and maintainable frontend components and backend services.
- Complex Integrations: Design complex API ecosystems, orchestrate seamless integrations with third-party services, and manage external platform communications.
- Scale & Performance: Architect and scale real-time systems,



asynchronous workflows, time-series data handling, and high-throughput applications. Optimize core infrastructure for performance, reliability, and security.
- Mentorship & Standards: Mentor junior engineers (SDE 1 & 2), lead code reviews, drive architecture discussions, and establish rigorous engineering best practices across the team.
- AI-Augmented Engineering: Champion the integration of Large Language Models and AI-assisted development tools into the team's workflow. Augment code architecture, train team members on effective prompt engineering, and leverage agentic AI to drastically improve engineering productivity and delivery velocity.
- Cross-Functional Collaboration: Collaborate closely with product, design, and engineering leadership to translate complex business requirements into robust technical roadmaps and rapidly ship high-quality features.

Required Skills & Experience

- 6–8 years of hands-on experience in full-stack development, with a proven track record of designing scalable systems.
- Strong proficiency in:
- Node.js
- TypeScript
- React.js with Next.js
- MongoDB
- PostgreSQL
- Expert understanding of SQL, advanced database design, data modeling, and query optimization.
- Deep understanding of system design, distributed systems fundamentals, and modern web application architecture (REST, microservices, etc.).




- Strong understanding of asynchronous programming, concurrency, and real-time data flow.
- Advanced proficiency with Git, version control systems, and collaborative development workflows.
- Exceptional problem-solving abilities and strong computer science fundamentals.
- Ability to thrive in a quick-paced, high-ownership product environment and independently drive projects from conception to production.

Preferred Qualifications

- Candidates from Tier-1 engineering colleges preferred.
- Extensive experience architecting, building, and deploying production-grade applications at scale.
- Experience championing AI coding assistants, agentic AI workflows, or AI-native development tools in production environments.
- Demonstrated experience delivering measurable production outcomes and improving team velocity using agentic AI systems/tools will be strongly preferred.
- Exposure to cloud platforms such as AWS or GCP.
- Familiarity with Docker, CI/CD pipelines, and infrastructure monitoring tools.
- Knowledge of React Native mobile app development is a plus.
- Experience working in fast-paced startups or high-growth engineering teams is preferred.

What We Look For

- Strong technical leadership, ownership mindset, and accountability.
- Product thinking with a deep appreciation for user experience, system reliability, and engineering quality.
- Bias toward execution, speed, and shipping impactful solutions without compromising architecture.
- A forward-thinking approach toward emerging AI-driven software development practices.
- Ability to navigate ambiguity, learn quickly, and adapt to evolving technologies.

Location Mumbai (Onsite)

📌 SDE 3 Senior Full Stack Engineer (Mumbai)
🏢 Aerem
📍 Mumbai