Senior Software Engineer

Full Stack Engineer - Mobile & Web Applications

Location: Fully Remote (hybrid options available)

Compensation: 400,000 - 550,000 LKR (negotiable based on experience)

💡 Note: This role is open only to candidates who can start immediately.

About Appify

Appify is a forward-thinking technology company focused on building innovative digital solutions. We empower our team with flexibility and cutting-edge technology to create exceptional user experiences.

Role Overview

We're seeking a Senior Engineer to join our dynamic team. You'll primarily build mobile applications and web applications using clean architecture principles while engaging directly with clients to deliver exceptional digital solutions.

Core Responsibilities

• Mobile & Web Development: Build full-stack mobile apps and web applications from concept to deployment
• Client Engagement: Work directly with clients to understand requirements and deliver solutions
• Clean Architecture: Implement and maintain clean architecture principles across all projects
• API Development: Design and build robust, scalable APIs
• Database Management: Architect and optimize database schemas for performance
• Code Quality: Write clean, maintainable code following best practices

Required Experience (Minimum 3 Years Each)

Essential Technologies:

• React Native - 3+ years building mobile applications
• Nest.js - 3+ years backend development experience
• PostgreSQL - 3+ years database design and optimization

Additional Requirements:

• Full-stack development experience with modern frameworks
• Experience with RESTful APIs and GraphQL
• Cloud deployment and production environment management
• Understanding of software architecture patterns
• Client-facing experience and strong communication skills

Technical Skills

Backend: Node.js, Nest.js, Express.js, JWT, OAuth 2.0, API development

Frontend: JavaScript/TypeScript, React.js, HTML5, CSS3, responsive design

Mobile: React Native (required), Flutter (bonus)

Database: PostgreSQL (required), SQL, database optimization, schema design

DevOps: Docker, CI/CD pipelines, cloud platforms (AWS/GCP/Azure)

Tools: Git, testing frameworks, monitoring tools

Bonus Points

AI & Machine Learning:

• LangChain framework experience
• LangGraph for building AI workflows
• OpenAI API integration
• AI/ML model integration and deployment
• Vector databases and embeddings

What We Offer

• Flexible Remote Work with optional hybrid arrangements
• Competitive Salary 400,000 - 500,000 LKR (negotiable)
• Professional Development budget for courses and certifications
• Modern Tech Stack and cutting-edge tools
• Direct Impact on technical decisions and product outcomes
• Growth Opportunities with clear progression paths and regular salary increments.
• Collaborative Culture with regular team interactions

Appify is an equal opportunity employer committed to diversity and inclusion.