Senior Software Engineer (Fullstack + React Native)

Heizen; Hyderabad; On-site; INR 1,800,000 - 3,000,000; Full time

Benefits offered by this job

Performance-based bonuses

Equity participation

Annual retreats and offsites

Job summary

Heizen, an innovative AI-powered software services startup, is looking for a Senior Software Engineer in Hyderabad. You will play a vital role in developing scalable full-stack systems and leading technical execution while mentoring junior engineers and collaborating with clients.

With 2-5 years of experience, you will architect, build, and optimize software applications. The position offers a competitive compensation package ranging from ₹18L to ₹30L, along with ESOPs and performance bonuses.

Qualifications

• 2-5 years of professional software engineering experience.
• Proven track record of architecting, building, and shipping software applications.
• Solid hands-on experience with databases and cloud platforms.

Responsibilities

• Lead architecture and development of scalable systems.
• Design and optimize APIs and user interfaces.
• Mentor junior engineers and conduct code reviews.
• Collaborate with clients to translate business needs into technical solutions.

Skills

Analytical thinking

System design

Problem-solving capabilities

Experience with SQL/NoSQL databases

Experience with REST/GraphQL APIs

Experience with cloud platforms

Communication skills

Job description

Senior Software Engineer (Fullstack + React Native)

Heizen is an AI-powered software services startup founded by ex-Microsoft, JP Morgan, IIT, and ISB alumni. We're building a new model of software delivery—combining elite engineering talent with proprietary AI agents to create enterprise-grade products with unmatched speed and quality.

We work with ambitious startups and large enterprises to solve complex business and technical challenges—from mission-critical platforms to legacy workflow automation.

If you're excited by high-impact problems, product ownership, and cutting-edge tools, Heizen offers a front-row seat to the future of software development.

Role Overview

As a Senior Software Engineer at Heizen, you will take a lead role in collaborating closely with clients, PMs, and designers. You’ll take deep ownership of complex technical challenges from conception to deployment—architecting robust systems, leading technical execution, and ensuring the delivery of high-quality products across our web, mobile, and backend stacks.

Core Responsibilities

• Lead the architecture and development of scalable full-stack backend/frontend systems and high-performance React Native Mobile Applications
• Design and optimize APIs, interactive UI components, databases, and secure cloud infrastructure
• Mentor junior engineers, conduct code reviews, and drive engineering best practices within the team
• Collaborate directly with clients to translate complex business needs into technical solutions and lead product demos

What We Value

• Deep analytical thinking, strong system design skills, and advanced problem-solving capabilities
• Experience or strong interest in large-scale data usage and performance optimization
• Comfort navigating and leading in dynamic, fast-paced startup environments
• Exceptional communication skills to collaborate effectively with both technical and non-technical stakeholders

Requirements

• 2-5 years of professional software engineering experience
• Proven track record of architecting, building, and shipping robust, end-to-end software applications
• Solid hands-on experience with SQL/NoSQL databases, REST/GraphQL APIs, and cloud platforms (AWS/GCP/etc.)
• Ability to thrive in fast-paced environments and guide diverse teams

Compensation

₹18-30L Fixed + ESOPs Based on skills, experience, and fit. Performance-based bonuses and equity participation available.

• High-impact projects & mentorship
• Annual retreats and offsites

Life at Heizen

We believe in ownership, clarity, and the power of small teams solving big problems. Engineers at Heizen are not just coders—they are builders and partners in transforming industries.