{"id":2966753,"url":"https://alion.io/job/remote-office-senior-full-stack-mobile-developer-ai-nlp-focus-2","title":"Senior Full-Stack Mobile Developer (AI & NLP Focus)","company":{"id":4429473,"name":"Remote Office","domain":"remoteoffice.io","url":"https://alion.io/company/remote-office-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Zoho Recruit","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"unspecified","remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":105000,"max_usd":238000,"period":"year","method":"global_role_seniority_cell","sample_n":2216},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Computer Vision","optional":false},{"name":"GPT-4","optional":false},{"name":"LLM","optional":false},{"name":"NLP","optional":false},{"name":"Node JS","optional":false},{"name":"OpenAI","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"React Native","optional":false},{"name":"Rest API","optional":false},{"name":"Stripe","optional":false},{"name":"Supabase","optional":false},{"name":"JavaScript","optional":true},{"name":"React.js","optional":true},{"name":"Sentiment Analysis","optional":true}],"status":"live","first_seen_at":"2026-10-21T00:28:04Z","employer_posted_date":"2026-10-23","last_verified_at":"2026-10-25T15:18:28Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"This is a remote position.\nJob Title: Senior Full-Stack Mobile Developer (AI & NLP Focus)\nURGENT HIRING\nWork Roster: 10:00 AM - 6:00 PM (Melbourne Time)\nWeekends: Saturday & Sunday\nEmployment Type: Full-Time | Long-Term\nExperience Required: 5+ years in Full-Stack Development\nRole Overview\nWe are seeking a Senior Full-Stack Mobile Developer with Technical Leadership capabilities for our client in Australia to take ownership of system architecture, development, and long-term maintenance across multiple products. This role is ideal for someone who enjoys building scalable systems from the ground up in a fast-moving startup studio environment.\nKey Responsibilities\nArchitecture & Development\nLead end-to-end development using a shared, modular technology stack\nDesign and implement scalable solutions using React Native and Node.js\nEnsure clean, maintainable, and reusable code across multiple applications\nFrame internal dashboards, monitoring, and tooling as part of designing scalable systems and shared platforms.\nAI Development\nBuilding an AI-driven mobile application focused on NLP-based journaling, sentiment analysis, and pattern detection, correlating user inputs with pain/stress signals and delivering empathetic, logic-driven responses.\nImplement and optimise LLM and Vision APIs, specifically GPT-4o\nDevelop high-accuracy image recognition and structured text generation pipelines\nDesign AI-chaining logic to support multi-step intelligent workflows\nAI audit logs, prompt troubleshooting, and observability as part of building reliable and debuggable AI pipelines.\nCross-Application Scalability\nBuild a reusable Master Engine for Authentication, Payments and AI orchestration\nEnsure consistency and scalability across the entire SaaS portfolio\nEnsure user management, subscriptions, and payments as reusable platform components that support multiple products.\nAdmin & Internal Systems\nDevelop a centralised Admin Command Center for internal operations\nEnable system monitoring, user management, and AI troubleshooting.\nSystem Quality & Reliability\nManaging real-time alerts for API failures alongside database performance and bottleneck tracking.\n\nTechnical Requirements\n\nFrontend: Strong expertise in React.js\nMobile: Proven experience with React Native\nBackend: Node.js with RESTful API design\nHands-on experience with OpenAI APIs\nPrompt engineering and Vision models\nHands-on experience with Python\nExperienced in NLP, computer vision, LLMs, and 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