Web Application Developer at 365 Web Solutions

365 web solutions; City of Greater Dandenong; Hybrid; AUD 55,000 - 69,000; Part time

Benefits offered by this job

Flexible part-time working hours

Hybrid working arrangements

Opportunity to build real-world web应用

Exposure to AI-powered solutions

Job summary

365 Web Solutions in Dandenong, VIC is seeking a Web Application Developer for a part-time, on-site role with hybrid options in Melbourne. The position offers 20–30 hours per week and pay of AUD 40–50 per hour plus super.

As a Melbourne-based digital agency, we design, build and deploy modern web apps, SaaS products and AI-powered solutions. You will work across front-end and back-end development, APIs, cloud deployment and data handling.

Qualifications

• Strong experience building full-stack web applications and SaaS products.
• Proficiency in APIs, databases, cloud hosting and production deployments.
• Experience integrating AI APIs and building AI-powered automation workflows.
• Ability to investigate problems and translate requirements into technical solutions.
• Portfolio or GitHub with relevant projects; able to attend occasional in-person meetings.

Responsibilities

• Design, develop and maintain full-stack web applications, SaaS products and custom business solutions.
• Build modern, responsive frontend interfaces and scalable backend functionality.
• Develop, integrate and troubleshoot REST APIs, webhooks and third-party services.
• Build custom integrations between SaaS platforms, CRMs, payment gateways and business systems.
• Develop AI-powered features and integrate large language models (LLMs) into apps.
• Build automated workflows connecting AI services, APIs, databases and third-party platforms.
• Manage databases and implement secure authentication and data handling.
• Deploy and maintain apps on cloud platforms (AWS, DigitalOcean, Vercel).

Skills

Full-Stack Development

JavaScript

TypeScript

React

Next.js

Node.js

HTML

CSS

APIs & Integrations

AI Integrations

Cloud Hosting

Docker

Tools

PostgreSQL

MySQL

AWS

DigitalOcean

Vercel

OpenAI API

Job description

Apply for Web Application Developer at 365 Web Solutions in Dandenong, VIC, AU. This Full time on site position offers great opportunities for career growth.

Web Application Developer Location: Melbourne, VIC (Hybrid)
Employment Type: Casual, Part-Time Hours
Hours: Approximately 20–30 hours per week
Pay: $40–$50 per hour + super, depending on skills and experience

About the Role

We're a Melbourne-based digital agency specialising in web development, custom digital solutions and digital marketing. We're looking for a talented, resourceful Web Application Developer to help us design, build, deploy and maintain modern web applications, SaaS products, AI-powered solutions and custom business systems.

Problem-solving is at the core of this role. We're looking for someone who can understand technical challenges, investigate unfamiliar systems, research solutions and independently turn ideas into reliable, functional applications. You'll work across full-stack development, APIs, custom integrations, databases, AI technologies, cloud infrastructure and production deployments. We value practical skills, technical understanding, independent thinking and demonstrated ability over formal qualifications or years of experience.

Key Responsibilities

• Design, develop and maintain full-stack web applications, SaaS products and custom business solutions.
• Build modern, responsive frontend interfaces and scalable backend functionality.
• Develop, integrate and troubleshoot REST APIs, webhooks and third-party services.
• Build custom integrations between SaaS platforms, CRMs, payment gateways and business systems.
• Develop AI-powered features and integrate large language models (LLMs) into web applications and business workflows.
• Build automated workflows connecting AI services, APIs, databases and third-party platforms.
• Design, manage and optimise relational databases.
• Implement authentication, authorisation, user management and secure data handling.
• Deploy, configure and maintain applications on cloud platforms such as AWS, DigitalOcean and Vercel.
• Manage application hosting, Linux servers, databases, domains, DNS and SSL certificates.
• Troubleshoot application errors, infrastructure problems and complex integration issues.
• Implement testing, version control and deployment workflows.
• Research, evaluate and implement technical solutions for new or complex requirements.
• Improve application security, performance, reliability and scalability.

Core Technical Skills

• Full-Stack Development
• JavaScript and TypeScript
• React, Next.js and Node.js
• HTML, CSS and Tailwind CSS
• Frontend and backend application development
• Server-side logic, authentication and data processing
• Git, GitHub and version control
• APIs & Custom Integrations
• REST API development and integration
• Third-party APIs, webhooks and OAuth
• Custom integrations between platforms and business systems
• API authentication, error handling and debugging
• Working with external services and technical documentation
• Understanding of asynchronous processing and API reliability
• AI Integrations & Workflow Automation
• Hands-on experience integrating AI APIs and large language models (LLMs).
• Working with OpenAI API, Anthropic Claude API or similar AI providers.
• Developing AI-powered application features, assistants and automated workflows.
• Understanding of prompt engineering, structured outputs and function/tool calling.
• Experience with automation tools such as n8n, Make, Zapier or custom-built workflows.
• Integrating AI services with databases, APIs and existing business applications.
• Understanding of AI API security, error handling, performance and usage costs.
• Databases
• PostgreSQL, MySQL or similar relational databases
• Database design, queries and data relationships
• Database connections, migrations and performance optimisation
• Familiarity with ORMs such as Prisma or Drizzle
• Cloud Infrastructure & Deployment
• Practical experience with AWS, DigitalOcean, Vercel or similar cloud platforms
• Deploying and managing production web applications
• Linux servers, hosting environments and application configuration
• DNS, domains, SSL, networking and environment variables
• Understanding of Docker, CI/CD and deployment workflows
• Troubleshooting cloud hosting and infrastructure issues
• Understanding of cloud security, monitoring and backups
• SaaS & Web Applications
• Building and maintaining SaaS products or custom web applications
• User authentication, roles and permissions
• Dashboards, admin panels and data management
• Integrating payments, subscriptions and third-party services
• Understanding of scalable application architecture
• Application testing, debugging, security and performance

What We’re Looking For

• Excellent analytical thinking and problem-solving skills.
• Strong understanding of how full-stack web applications operate.
• Practical experience with APIs, databases, cloud hosting and production deployments.
• Experience integrating AI APIs, LLMs or building AI-powered automation workflows.
• Ability to investigate unfamiliar technical problems and develop reliable solutions.
• Experience building functional applications from concept through deployment.
• Confidence working with third-party platforms, external APIs and custom integrations.
• Ability to understand business requirements and translate them into technical solutions.
• Resourcefulness and willingness to research and learn new technologies independently.
• Ability to debug issues systematically and identify root causes.
• Strong attention to detail, code quality, maintainability and security.
• Ability to work independently, communicate clearly and meet agreed deadlines.
• A portfolio or GitHub profile demonstrating relevant projects.
• Based in South East Melbourne, Victoria, or able to attend occasional in-person meetings in the area.
• You don't need to know every technology or cloud platform listed.
• We're more interested in strong technical fundamentals, hands-on experience and the ability to learn, adapt and solve problems effectively.

Bonus Skills

• WordPress development, including custom themes, plugins and WooCommerce.
• Shopify development, Liquid templates, customisations and API integrations.
• Experience with CMS platforms such as Payload CMS, Webflow, Strapi, Sanity and Contentful.
• Understanding of digital marketing, technical SEO and conversion optimisation.
• Experience with Google Analytics 4, Google Tag Manager, Google Ads conversion tracking and Meta Pixel.
• CRM integrations, marketing automation and email marketing platforms.
• Experience with Supabase, Firebase or similar backend platforms.
• Advanced AWS services such as EC2, S3, RDS and Lambda.
• DigitalOcean Droplets and Managed Databases.
• Docker, GitHub Actions and CI/CD automation.
• Experience with advanced AI applications, RAG, vector databases or AI agents.
• Experience with subscription billing, multi-tenant SaaS architecture or complex business automation.
• Understanding of application monitoring, logging and security best practices.

What We Offer

• Flexible part-time working hours.
• Hybrid working arrangements.
• Opportunity to build real-world web applications, SaaS products and AI-powered business solutions.
• Work on challenging technical problems, APIs, integrations and automation projects.
• Exposure to different technologies, cloud infrastructure and modern development practices.
• Freedom to investigate, recommend and implement technical solutions.
• Direct collaboration with the business owner and involvement in technical decisions.
• Opportunities to develop new skills and contribute to digital products from the ground up.
• Potential for additional hours and long-term opportunities as the business grows.