Principal Software Engineer

Company:
Hashone

Website:
Visit Website

Business Type:
Startup

Company Type:
Product

Business Model:
B2B

Funding Stage:
Pre-seed

Industry:
IT

Salary Range:
₹ 20-50 Lacs PA

Job Description
This is a permanent role with valued client of Hashone careers.
About The Job
We are seeking a highly experienced
Principal Software Engineer (PHP Full Stack)
to lead the architecture, development, and optimization of mission-critical web applications. This role requires deep technical expertise in PHP (preferably Yii), strong full-stack capabilities with , and the ability to drive technical excellence across the engineering team.

You will collaborate closely with cross-functional teams, mentor developers, and play a key role in shaping the product's technical direction, performance, and scalability. This is a leadership-driven, hands-on engineering role for someone who thrives in solving complex technical challenges and delivering high-impact solutions.

Key Responsibilities
Architect & Develop Solutions

• Design, architect, and build robust, scalable web applications and backend systems using PHP (preferably Yii).
• Develop modern, responsive front-end interfaces using

System Design & Optimization

• Lead the design and implementation of database schemas, REST APIs, and overall system architecture.
• Ensure high performance, scalability, optimized queries, and secure coding practices.

Design Systems

• Build and maintain comprehensive design systems and reusable component libraries using tools such as Storybook.

Code Quality & Engineering Standards

• Champion clean code principles, automated testing, CI/CD, and engineering best practices.
• Conduct code reviews and ensure high-quality delivery across teams.

Full-Stack Engineering

• Contribute to both front-end and back-end development, turning concepts into production-ready solutions.

Team Collaboration

• Work closely with product managers, designers, developers, and stakeholders.
• Translate business requirements into scalable and maintainable technical solutions.

Innovation & Research

• Stay updated with emerging technologies, frameworks, and best practices.
• Evaluate and introduce new tools or methodologies to enhance product development and engineering efficiency.

Required Skillset

• 18+ years of hands-on experience in PHP, with strong expertise in Yii Framework (Laravel or Symfony also acceptable).
• Deep knowledge of PHP fundamentals, OOP concepts, and scalable architecture patterns.
• Strong front-end expertise using
• Extensive experience in relational databases (MySQL, PostgreSQL) and/or NoSQL DBs (MongoDB) including schema design, performance tuning, and optimization.
• Strong experience in designing and integrating RESTful APIs.
• Solid understanding of software design principles, architecture patterns, and clean coding practices.
• Proficiency with Git and modern version control workflows.
• Exceptional problem-solving, debugging, and analytical skills.
• Strong communication, interpersonal, and leadership abilities.
• Bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience.

Required Experience & Qualities

• Demonstrated experience leading technical decisions and mentoring junior engineers.
• Excellent verbal and written communication skills with the ability to convey complex technical concepts.
• Strong problem-solving skills, especially in complex UI and architectural challenges.
• Ability to leverage AI-powered development tools such as GitHub Copilot, ChatGPT, Claude to enhance productivity and code quality.
• Self-driven individual contributor capable of working independently.
• Proven experience working in cross-functional and collaborative team environments.
• Track record of significant contributions to web development projects with measurable impact.