Technical Consultant

Get AI-powered advice on this job and more exclusive features. The Technical Consultant is responsible for designing, building, and supporting the technical solutions that underpin BAC's consulting engagements. This role serves as the technical backbone of the delivery team, translating business requirements into robust, scalable implementations across CRM platforms, integration middleware, and client systems. This role spans three interconnected technical domains: CRM & Platform Development : Custom development within HubSpot and other CRM platforms, including coded actions, workflow extensions, API integrations, and UI customisations Integration Engineering : Architecture and implementation of data flows between HubSpot, client systems (ERPs, LOSs, marketing automation tools), and middleware platforms such as N8N and Make Technical Solution Design : End‑to‑end systems architecture, solution scoping, and technical advisory to ensure implementations are scalable, maintainable, and aligned with client business objectives Beyond functional delivery, this role is accountable for establishing and maintaining technical standards, documentation practices, and reusable solution patterns that enable BAC to scale its delivery capability while maintaining quality and consistency. This is a delivery‑focused technical role. It is not a revenue‑carrying position, but directly contributes to project profitability through efficient, high‑quality technical execution and the reduction of rework and scope creep through sound technical design. Key Responsibilities 1. CRM & HubSpot Development Build and troubleshoot custom‑coded actions, workflow extensions, API calls, and custom modules within HubSpot Develop custom CRM experiences including properties, pipelines, automation logic, and UI customisations that align with client business processes Implement and maintain HubSpot CMS solutions including custom‑coded modules, templates, and theme customisations where required Create and optimise calculated properties, custom behavioural events, and complex workflow logic Data Architecture Design and implement custom object schemas, association labels, and data models that support client reporting and operational requirements Ensure data integrity through validation rules, deduplication strategies, and data hygiene automation Support data migration activities including mapping, transformation, and validation 2. Integration Engineering Integration Architecture & Implementation Architect integration flows across HubSpot, N8N, internal systems, and external platforms including ERPs, LOSs, and marketing automation tools Interpret and apply API documentation, including authentication methods (OAuth2, API keys, tokens), rate limits, endpoints, and data models Develop real‑time and batch integrations, including error handling, retry logic, logging, and monitoring Build and maintain webhook receivers, custom API endpoints, and event‑driven automation flows Middleware & Automation Platforms Design and implement workflows in N8N, Workato, or equivalent middleware platforms Establish integration patterns and reusable components that can be leveraged across client engagements Document integration architectures, data flows, and operational runbooks for ongoing support Third‑Party Systems Integrate HubSpot with CPQ platforms (DealHub), payment systems, accounting software, and industry‑specific applications Collaborate with client technical teams and third‑party vendors to coordinate integration requirements and testing Troubleshoot and resolve integration issues across the technology stack 3. Technical Solution Design Architecture & Planning Understand end‑to‑end systems architecture and how data moves between platforms across the client's technology ecosystem Recommend best‑practice approaches for automation scalability, data integrity, and system maintainability Produce technical design documents, solution architecture diagrams, and implementation specifications Identify technical risks, dependencies, and constraints during solution scoping Client & Consultant Collaboration Support scoping of technical requirements with consultants and clients during discovery and proposal phases Translate business requirements into technical specifications and acceptance criteria Explain technical concepts and trade‑offs to non‑technical stakeholders in accessible terms Participate in client workshops, technical discovery sessions, and solution demonstrations 4. Quality & Standards Technical Quality Assurance Establish and maintain coding standards, documentation templates, and technical review processes Conduct code reviews and technical quality checks on deliverables before client handover Build and maintain a library of reusable code snippets, integration patterns, and solution templates Ensure all technical work adheres to BAC's delivery methodologies and quality standards Documentation & Knowledge Management Produce comprehensive technical documentation including solution designs, integration specifications, and operational guides Maintain version control discipline using Git/GitHub/GitLab for all code assets Contribute to BAC's internal knowledge base and technical capability development 5. Delivery Support Project Execution Deliver technical work within agreed scope, timeline, and budget parameters Provide accurate time estimates for technical tasks and flag risks or blockers proactively Collaborate with Project Managers and Consultants to ensure smooth delivery execution Support User Acceptance Testing (UAT) and client training on technical components Escalation & Support Serve as the escalation point for complex technical issues across active engagements Provide technical support during warranty periods and managed services engagements Participate in post‑implementation reviews and continuous improvement initiatives Required Technical Skills Core Requirements Experience: 3+ years in software engineering or development roles Programming Languages: Strong capability across JavaScript (essential), Python and HTML/CSS CRM Platforms: HubSpot CRM data model (preferred), or equivalent experience with Salesforce, Microsoft Dynamics, or other enterprise CRMs including custom objects, pipelines, and workflows API Expertise: REST APIs, webhooks, authentication methods (OAuth2, API keys, bearer tokens), building and debugging API integrations Integration Platforms: N8N, Workato, Zapier, or custom middleware development Databases: Designing, reading, and writing to relational (SQL) or NoSQL databases Source Control: Git, GitHub, GitLab with strong version control discipline Desirable Skills Exposure to AI architecture, cloud‑based AI tools, vector stores, and LLM‑based workflows Experience with HubSpot CMS, custom‑coded modules, and theme development Understanding of data pipelines and ETL/ELT concepts CPQ platform experience (DealHub, HubSpot Quotes, Salesforce CPQ) Financial services or insurance industry technology experience HubSpot certifications (Solutions Architecture, Custom Integration) About You You are a technically strong developer who thrives at the intersection of software engineering and business problem‑solving. You enjoy the variety of consulting work—solving complex problems across different clients, industries, and technology stacks—rather than working on a single product. A software engineering background with deep experience in JavaScript, APIs, and system integrations Strong understanding of CRM data structures and how they support business processes Ability to work across the full integration stack—from understanding API documentation to building production‑ready solutions Excellent communication skills with the ability to explain technical concepts to non‑technical stakeholders High attention to detail and a commitment to quality in code, documentation, and delivery A problem‑solving mindset that balances pragmatism with technical rigour Self‑starter mentality with the ability to manage multiple priorities in a fast‑paced consulting environment Genuine curiosity about new technologies and a commitment to continuous learning Why Join BAC? Work across diverse clients and industries, solving varied and challenging technical problems Be part of a leading HubSpot Diamond Solutions Partner and DealHub consultancy with deep integration capability Influence how automation and integration solutions evolve across our delivery team Flexible hybrid environment with strong professional growth pathways Opportunity to work with emerging technologies including AI‑powered automation and LLM integrations Collaborative team culture that values technical excellence and continuous improvement Seniority level Mid‑Senior level Employment type Full‑time Job function Information Technology Industry Strategic Management Services Referrals increase your chances of interviewing at BAC by 2x Get notified about new Technical Consultant jobs in Sydney, New South Wales, Australia . #J-18808-Ljbffr