Available to hire
I’m Hector Longarte, a Senior Software Engineer with over 10 years of experience building scalable, product-focused systems across the stack using JavaScript/TypeScript, React, Node.js, and Python on AWS. I design APIs and data flows with GraphQL to support complex product features end-to-end, and I take ownership of features from concept to production while keeping a strong product mindset and focus on delivering user value.
I have hands-on experience with data-heavy systems, distributed architectures, microservices, and AI-powered products, plus real-time platforms. Based in Perth, I collaborate with distributed teams across time zones.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Senior Software/Product Engineer at AetheronAI
April 1, 2025 - December 1, 2025Enhanced, proposed, prototyped and implemented new features for the Aetheron Connect platform (AI Voice Agents) to address market opportunities across multiple industries. Led a team of three engineers for the BookingBoost MVP (AI voice Agents for the Accommodation industry). Diagnosed and resolved production incidents. Architected infrastructure for new features, changes and integrations. Set up and enhanced AI Voice Agents, integrating VAPI, AWS Bedrock, Twilio, OpenAI, Claude AI, and ElevenLabs. Designed and implemented full-stack features covering backend integrations to UI/UX changes. Planned and performed software releases with GitHub tagging, versioning and Actions. Enhanced and implemented features for the Aetheron Response product, generating Tender proposals from RFx inputs, using OpenAI workflows, AI Agents and Claude AI.
Senior Fullstack Engineer at Pathzero
May 1, 2024 - December 1, 2024Refactored and enhanced calculations and measurements systems to generate estimated carbon emission footprints for portfolios. Architected infrastructure for new features and integrations. Implemented full-stack features using TypeScript, VueJS, NestJS, CQRS, NodeJS and Python; utilized Docker, AWS Lambda and PostgreSQL. Implemented IaC with Terraform for AWS resources (Lambdas, S3, API Gateway, SQS, DynamoDB). Piloted GenerativeAI with an OpenAI assistant. Added unit and integration tests to ensure software quality.
Senior Fullstack Engineer at Starbreeders & Singularians - Bitcoin Ordinals NFTs
December 1, 2023 - March 1, 2024Implemented frontend integration with the UNISAT wallet for SS NFTs; implemented the NEUT Token claims application using TypeScript, React, GraphQL and AWS.
Senior Software Engineer at Connexian Software
April 1, 2022 - September 1, 2023Implemented the marketplace for financial products on the Connexian platform, increasing market coverage and onboarding financial advisors. Worked on full-stack development using React, NodeJS, REST and TailwindCSS; helped document software engineering best practices; provided issue diagnosis and fast resolutions for production and test systems.
Senior Software Engineer at T-Shirt Ventures
February 1, 2022 - April 1, 2023As part of the HeyHubble team, implemented the e-commerce system enabling NDIS participants to connect with NDIS registered service providers. Architected infrastructure for new features and integrations. Full-stack development with React, TypeScript, NextJS, NodeJS, GraphQL; testing with Jest, React Testing Library and Playwright for E2E. DevOps and IaC with Terraform for AWS resources (Lambdas, S3, API Gateway, SQS, DynamoDB). Trained new engineering team members.
Senior Full Stack Engineer at RocketLab
August 1, 2021 - February 1, 2022Developed full-stack software for 'Sports Where I Am' with React, NodeJS, Jest and Enzyme, implementing automated unit and integration tests using Jest.
Software Engineer at Athena Home Loans
August 1, 2020 - January 1, 2021Refactored, designed, and developed APIs for Salesforce integration with a micro-services approach. Worked with microservices architecture; technologies included API Gateway, Lambdas, CloudWatch, Secrets Manager; full-stack development with React, NodeJs, Jest, Enzyme, GraphQL and REST APIs; diagnosed production issues and implemented monitoring tools.
Senior Software Engineer at Domain Group
April 1, 2018 - August 1, 2020Designed, architected, and implemented agent services APIs and web apps for property management and data analytics. Employed micro-services and serverless approaches; full-stack development with React, TypeScript, NextJs, NodeJs, Enzyme, GraphQL, and REST; Java and Kotlin on Spring Boot backend projects; IaC with Terraform for AWS resources; PostgreSQL and AWS RDS. Provided mentorship, documentation, and monitoring integrations.
Python Developer at UTS Research department - Business School
February 1, 2018 - August 1, 2018Implemented close to 50% of the Python scripts for the book 'Credit Risk Analytics – The Python Companion', including measurements and techniques with applications and examples in SAAS contexts.
Expert Services Technical Consultant at SAP Australia
October 1, 2014 - November 1, 2017Designed and implemented e-commerce functionalities for SAP clients using Java, XML, RESTful services, SQL and Spring. Implemented features for internal development tools (e.g., IntelliJ Hybris plugin, UNIX scripts). Performed code reviews, system reviews, and performance analysis; documented SAP ERP-Hybris integrations and third-party integrations; contributed to SAP documentation. Built AWS speech recognition integration for Hybris.
Senior Software Developer E-commerce at Salmat Digital
July 1, 2012 - October 1, 2014Implemented e-commerce solutions in Java, Spring, JSP, HTML, JavaScript and jQuery Mobile for Hybris e-commerce projects. Developed unit and integration tests, optimized database queries, and upgraded Hybris projects. Built Java web services for third-party integrations for clients including LornaJane, PetStock, Fantastic Furniture, and MetCash.
Senior Software Engineer at Connexian
April 1, 2022 - September 1, 2023Implemented the marketplace for financial products, enabling onboarding of financial advisors and expanding market reach. Developed full-stack features with React, NodeJS, REST and TailwindCSS; contributed to engineering best practices and documentation; provided production and test issue diagnostics and rapid resolutions.
Credit Risk - Python developer at UTS Research department - Business School
February 1, 2018 - August 1, 2018Implemented near 50% of the Python scripts for the book 'Credit Risk Analytics – The Python Companion,' including measurements and techniques with applications in SAAS.
Python Developer (Credit Risk) at UTS Research department - Business School
February 1, 2018 - August 31, 2018Implemented Python scripts for the book Credit Risk Analytics companion; data processing and analytics for SAAS; remote casual contract.
Senior Software Developer - E-commerce at Salmat Digital
July 1, 2012 - October 31, 2014Implemented e-commerce solutions using Java, Spring, JSP, HTML, JavaScript; unit and integration testing; database query optimization; Hybris upgrades.
Education
Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
July 1, 2007 - April 21, 2026Master of Quantitative Finance at University of Technology Sydney (UTS)
October 1, 2018 - April 21, 2026Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
July 1, 2007 - May 4, 2026Master of Quantitative Finance at UTS - University of Technology Sydney
October 1, 2018 - May 4, 2026Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
January 11, 2030 - July 1, 2007Master of Quantitative Finance at UTS - University of Technology Sydney
January 11, 2030 - October 1, 2018Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
January 11, 2030 - July 1, 2007Master of Quantitative Finance at UTS - University of Technology Sydney
January 11, 2030 - October 1, 2018Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
July 1, 2007 - May 6, 2026Master of Quantitative Finance at UTS - University of Technology Sydney
October 1, 2018 - May 6, 2026Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
July 1, 2007 - May 10, 2026Master of Quantitative Finance at UTS - University of Technology Sydney
October 1, 2018 - May 10, 2026Bachelor of Information Systems Engineering at UCAB - Catholic University, Venezuela
January 1, 2007 - May 10, 2026Master of Quantitative Finance at UTS - University of Technology Sydney
October 1, 2018 - May 10, 2026Qualifications
Certified React Developer
January 11, 2030 - April 21, 2026AWS Certified Cloud Practitioner
January 11, 2030 - April 21, 2026Certified Prompt Engineering Expert
January 11, 2030 - April 21, 2026Certified Enterprise Blockchain Architect
January 11, 2030 - April 21, 2026Certified Solidity Developer
January 11, 2030 - April 21, 2026Certified React Developer
January 11, 2030 - May 4, 2026AWS Certified Cloud Practitioner
January 11, 2030 - May 4, 2026Certified Prompt Engineering Expert
January 11, 2030 - May 4, 2026Certified React Developer by the W3Schools
January 11, 2030 - May 6, 2026Certified AWS Cloud Practitioner in Architecture and Design
January 11, 2030 - May 6, 2026Certified Prompt Engineering Expert
January 11, 2030 - May 6, 2026Certified AWS Cloud Practitioner
January 11, 2030 - May 6, 2026Certified React Developer
January 11, 2030 - May 6, 2026Certified Prompt Engineering Expert
January 11, 2030 - May 6, 2026Certified React Developer
January 11, 2030 - May 6, 2026AWS Certified Cloud Practitioner
January 11, 2030 - May 6, 2026Certified Prompt Engineering Expert
January 11, 2030 - May 6, 2026Certified React Developer
January 11, 2030 - May 10, 2026AWS Cloud Practitioner
January 11, 2030 - May 10, 2026Certified Prompt Engineering Expert
January 11, 2030 - May 10, 2026Certified React Developer
January 11, 2030 - May 10, 2026AWS Certified Cloud Practitioner
January 11, 2030 - May 10, 2026Certified Prompt Engineering Expert
January 11, 2030 - May 10, 2026Industry Experience
Software & Internet, Professional Services, Computers & Electronics, Media & Entertainment, Education, Financial Services
Co-founder of SchoolCall AI.
SchoolCall AI is a product of Voice Agents and AI Web chat agents for the Education sector front desk, automating communications and optimising leads capture.
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