Full-Stack Software Engineer at Freelancer | Sydney, Australia

Join our dynamic engineering team at Freelancer, where we are actively seeking skilled Senior Software Engineers to elevate our innovative environment.We offer an unparalleled opportunity for high achievers looking to break away from the mundane corporate grind. If you possess exceptional talent and seek to collaborate with some of the brightest minds in the industry, this position is tailored for you.At Freelancer, you won’t be just another number in a mega-cap technology firm; instead, you will face a diverse array of internet-scale challenges that will allow you to make a tangible impact. Our meritocratic culture ensures that hard work is recognized and rewarded, allowing you to rapidly advance your skills.Our mission is to create one billion job opportunities globally, making a real difference in the lives of people everywhere. You will have the chance to engage with a multitude of engineering challenges, utilizing a variety of cutting-edge technologies across our platform. Freelancer.com is among the top 1000 websites globally, featuring a state-of-the-art frontend stack with Angular, TypeScript, and RxJS, while our robust backend supports a modern global marketplace.As a Senior Software Engineer, you will take the lead in making architectural decisions and ensuring engineering excellence within your team, overseeing complex projects from inception to completion.

Join Escrow.com, the largest and most trusted online escrow service globally, where buyers and sellers depend on us to securely handle their funds during high-stakes transactions. Whether it's domain names, vehicles, or entire businesses, we facilitate seamless buying and selling experiences.We are currently seeking a Senior Full Stack Software Engineer to become part of our team in Sydney.Unlike mega-cap technology firms where your contributions may feel insignificant among thousands, and unlike startups where you may grapple with ephemeral projects devoid of mentorship, Escrow.com is the ideal middle ground. We are a right-sized organization where you can forge genuine connections with your colleagues while still having the resources to innovate without fear.Here, you won't be just another cog in the machine. Our work revolves around engaging and complex real-world challenges that have tangible impacts. You will tackle a diverse array of global internet-scale problems, allowing you to grow your skills in a cross-functional environment.As a member of our team, you will not only design, build, and deploy scalable features but also make a direct impact on millions of users worldwide. You'll engage in architecting web applications, writing optimized SQL for extensive data sets, structuring extensible data and application logic, and crafting high-quality APIs using a combination of open-source tools and premium commercial software.Our technology stack includes Python-based Flask (alongside some Golang) microservices, React.js for front-end development, and traditional SQL RDBMS systems, all powered by Amazon Web Services. You have the flexibility to choose your operating system for your company laptop—most of our developers prefer Ubuntu Linux, but all options are welcome!To thrive in this role, you should possess:Proficiency in several web development languages, including Python, Golang, PHP, Node.js, or Ruby.Experience with relational databases and SQL, preferably MySQL.A background or interest in scalable web engineering.The ability to collaborate within an agile team environment, consistently delivering value to customers.Familiarity with Linux.Experience in developing SaaS products.Cloud computing experience, preferably with AWS.Strong written and verbal communication skills.A keen sense of ownership with the ability to self-manage.Excellent troubleshooting and creative problem-solving skills.Experience in designing and implementing complex software systems.Previous experience in mentoring or training junior developers.

About LEAPLEAP Legal Software stands as the foremost provider of Legal Practice Management Solutions globally and is a proud member of ATI, one of the largest international LegalTech companies. With over 30 years of unwavering dedication to innovation and improvement, we redefine productivity tools for legal professionals, embodying our mission to ‘Help lawyers who help people’. Our cutting-edge software is trusted by more than 71,000 legal practitioners and their teams across small and medium-sized law firms.Join our dynamic international team of driven achievers within a rapidly expanding technology enterprise where change is the only constant. You will be a part of a collaborative network of over 1,000 skilled, compassionate, and ambitious ‘LEAPsters’ working together across Australia, Canada, the United States, the United Kingdom, the Republic of Ireland, Poland, and New Zealand.Meet the Personal Injury TeamThe Personal Injury team is a dedicated division within LEAP, specializing in developing software tailored for personal injury lawyers. Our cross-functional team comprises legal experts, software engineers, designers, and client-focused specialists who collaborate closely to create practical products utilized daily by PI firms. Our work is guided by in-house Australian Personal Injury Lawyers and informed by a robust client feedback mechanism, ensuring our offerings are shaped by real legal practices and continue to evolve with the needs of lawyers.Your RoleAs a Full Stack Software Engineer, you will partner with various stakeholders, including product owners and client operations, to transform innovative concepts into functional web applications available within LEAP Legal Software. Supported by the broader Engineering organization (LEAP Dev), you will take full ownership of building and maintaining these applications, with an initial focus split evenly between frontend and backend development.Key Responsibilities:Research and develop emerging trends, standards, and best practices for frontend development.Design, develop, and manage backend APIs and services.Ensure scalability to accommodate high volumes of data and users.Implement secure customer authentication mechanisms.Continuously find ways to enhance our software development, deployment, and delivery processes.Revise, update, refactor, and debug existing code.Test and deploy applications and systems efficiently.Utilize Git version control to manage codebases effectively.

About LEAPLEAP stands as the premier provider of innovative Legal Practice Management Solutions globally and is a proud member of ATI, one of the foremost international LegalTech firms. For over three decades, our relentless curiosity and dedication to continuous improvement have driven us to reinvent productivity tools for legal professionals and their teams, fulfilling our core mission: ‘To assist lawyers who assist people.’ Our cutting-edge software is trusted by over 71,000 attorneys and their teams across small to medium-sized law firms.Joining our dynamic international team of dedicated high achievers means becoming part of a rapidly growing technology enterprise where change is the only constant. With over 1000 intelligent, compassionate, and ambitious ‘LEAPsters’ collaborating across Australia, Canada, the United States, the United Kingdom, the Republic of Ireland, Poland, and New Zealand, you’ll find yourself in inspiring company.Introducing the LEAP Estates TeamThe LEAP Estates team is a specialized division within LEAP, dedicated to developing software tailored for Estates Lawyers. Our cross-functional team comprises legal experts, software developers, designers, and client-focused professionals, all working in unison to deliver practical solutions utilized daily by Estate firms.Our efforts are guided by in-house Australian Estate Lawyers and informed by a robust client feedback system, ensuring our offerings are shaped by real-world legal practices and continually evolve to meet lawyers' actual working needs.Your RoleAs a Full Stack Software Engineer, you will collaborate with cross-functional stakeholders to transform innovative ideas into robust, production-ready applications. You will have significant ownership over architectural decisions, establish best practices, and lead the journey from concept to release.Your Responsibilities will include:Developing and delivering AI-powered applicationsDesigning, developing, and managing backend APIs and servicesEnsuring scalability to accommodate large volumes of data and usersImplementing secure customer authentication protocolsIdentifying and executing improvements in our software development, deployment, and delivery processesRevising, updating, refactoring, and debugging codeTesting and deploying applications and systemsUtilizing Git version control to manage the codebaseYour QualificationsAt least 3 years of hands-on experience as a Full Stack Software EngineerA strong enthusiasm for developing AI-driven applicationsProficiency in front-end development using modern web technologies, especially ReactExpertise in at least one contemporary server-side programming language or framework (e.g., C#/.NET, TypeScript/Node.js)Solid experience with database technologies (e.g., MySQL, PostgreSQL, DynamoDB)Comprehensive understanding of software development methodologies

About LEAPLEAP is the foremost provider of innovative Legal Practice Management Solutions globally and is a proud part of ATI, one of the largest international LegalTech corporations. For over three decades, our dedication to curiosity and constant enhancement has driven us to redefine productivity tools for legal professionals and their teams, in alignment with our mission to 'Help lawyers who help people'. Our industry-leading software is utilized by more than 71,000 legal practitioners and their teams in small to medium-sized law firms.Joining our vibrant international team of high achievers means becoming part of a rapidly expanding tech company where change is the norm. With over 1000 intelligent, compassionate, and ambitious ‘LEAPsters’, you will find yourself in excellent company across Australia, Canada, the United States, the United Kingdom, the Republic of Ireland, Poland, and New Zealand.Introducing the Criminal Law TeamThe Criminal Law team is a dedicated division within LEAP, specializing in developing software for criminal lawyers. Our cross-functional team comprises legal experts, software engineers, designers, and client-focused professionals, collaborating closely to deliver practical products used daily by criminal law firms. Our work is guided by in-house Australian criminal lawyers and informed by a robust client feedback mechanism, ensuring our solutions are shaped by genuine legal practice and continue to evolve in sync with how lawyers operate.Your RoleAs a Full Stack Software Engineer, you will collaborate with various stakeholders, including product owners and client operations, to transform innovative ideas and concepts into functional web applications for LEAP Legal Software. With the backing and resources of our broader Engineering organization (LEAP Dev), you will hold complete responsibility for the development and maintenance of these applications. Initially, your work will involve a balanced focus of 50% frontend and 50% backend development.Your ResponsibilitiesInvestigate and implement emerging trends, standards, and best practices for frontend development;Design, develop, and manage backend APIs and services;Ensure scalability to accommodate large volumes of data and users;Implement secure customer authentication protocols;Identify opportunities to enhance our software development, deployment, and delivery processes;Revise, update, refactor, and troubleshoot code as necessary;Test and deploy applications and systems;Utilize Git version control to manage the codebase.

Are you a passionate and experienced leader in software engineering ready to elevate your career? Escrow.com is on the lookout for an exceptional Software Engineering Team Lead to join our vibrant and fast-paced environment!This position offers more than just a standard role; it’s an opportunity to truly make an impact. If you are a high performer with the skills and drive to thrive in a dynamic setting, and you prefer not to be micromanaged, this could be the perfect fit for you.Joining a mega-cap tech corporation may leave you feeling like just another number, while a startup might not provide the mentorship you seek. At Escrow.com, part of the Freelancer group, we are the world’s largest online escrow service, executing on a global scale with a select number of high-impact teams. This role presents an exciting opportunity to grow your team, lead technical design initiatives, and influence a global product, with tremendous potential to fast-track your engineering leadership journey.You will encounter a diverse array of engineering challenges, gaining exposure to a broad spectrum of technologies across our operations. Our cutting-edge frontend stack includes React, TypeScript, and RxJS, with code deployed to production multiple times daily.

At Prospa, we are dedicated to unlocking the potential of small businesses. Our mission is to build the future of small business and streamline cash flow through an innovative platform that enables customers to make payments, secure funding, and minimize administrative burden. Join us on this exciting journey! The Role As a Senior Full Stack Engineer, you will play a crucial role in developing the technology that empowers small businesses to thrive with confidence. You will engage with the entire technology stack to design, develop, and scale user-friendly, secure, and reliable systems that facilitate access to essential tools and funding for our clients' success. Within a modern, cloud-native, microservices architecture, you will collaborate closely with Product, Design, and Engineering teams to translate ideas into high-quality customer experiences. You will take full ownership of your projects, adopt a customer-first mindset, and contribute to a culture that embraces learning, experimentation, and continuous enhancement. We leverage AI-driven developer tools to elevate code quality, accelerate delivery, and decrease cognitive load, allowing you to concentrate on solving impactful challenges.

Join Mable, a key player in the Attain Healthtech Group, where we are committed to transforming the care and support sector for individuals with disabilities and older Australians. Our mission is clear: to foster positive change through technology that empowers our clients to achieve better outcomes.As part of the Mable team, you will work in a vibrant, high-performing environment that prioritizes innovation and reliability, contributing to the enhancement of our healthtech platform.About the RoleWe are looking for a Senior Full-Stack Engineer with a strong emphasis on backend development. You will be integral in delivering reliable functionality and ensuring our platform remains stable through thoughtful problem-solving. Your expertise will help us tackle complex backend challenges and innovate technical solutions, enhancing the efficiency and resilience of our platform.

Haast is building an AI platform to transform how enterprises handle compliance. The team is focused on automating manual legal and compliance workflows, aiming to deliver faster reviews and boost productivity for large organizations. With $12 million USD in Series A funding from Peak XV Partners, DST Global, and Airtree, Haast is expanding its Sydney office to support this mission. Role overview The Senior Full Stack Engineer will join a high-autonomy engineering team, working on systems that directly impact enterprise clients. This role involves designing, building, and maintaining scalable services and APIs for Haast’s compliance platform. Engineers here are responsible for technical decisions from architecture through deployment, iterating quickly based on user feedback. There is close collaboration with the founding team, and the work focuses on new systems rather than legacy code. What you will do Design, architect, and manage scalable services and APIs powering the LLM compliance platform. Shape how AI-driven insights are delivered to users, prioritizing reliability, speed, and usability. Make rapid, high-impact technical decisions. Question assumptions to improve user experience. Contribute to engineering culture, standards, and tool selection as the team grows. What Haast is looking for This position suits engineers who want to influence product direction and development processes, enjoy solving complex technical problems, and are comfortable working in a scaling startup environment. Experience with full stack development and interest in building infrastructure for enterprise compliance are important. This role is based in the Sydney office.

Senior Full-Stack Software Engineer (Sydney)Engineering at EasygoAt Easygo, we are pioneers in creating exceptional entertainment experiences. Our engineering team thrives on a culture of continuous improvement, innovation, and learning. We emphasize personal growth and technical excellence, empowering our engineers to redefine the standards of software development.Why Join Us?Are you a driven and innovative software engineer eager to work in a dynamic environment that champions creativity and professional advancement? We invite talented individuals ready to solve complex challenges, develop scalable solutions, and collaborate with top-tier engineers in the entertainment sector.Engage in Complex Projects: Tackle intricate projects that test your skills. Solve technical challenges and build robust solutions.Accelerate Your Career: Benefit from mentorship and hands-on experiences that enhance your skill set. Learn from industry leaders and master software scaling.Collaborate with Experts: Partner with outstanding engineers, fostering innovation through teamwork and shared ideas.Supportive Culture: We prioritize your career development with personalized learning programs and mentorship opportunities.Embrace and Overcome Challenges: Confront challenges head-on, learn from setbacks, and celebrate collective achievements.Make a Lasting Impact: Your work will influence the future of entertainment.

About BlinqBlinq is revolutionizing the way people connect by creating the fastest and most intuitive method to share personal and professional identities. Starting as the world's leading digital business card, we now facilitate over 50 million new connections annually, growing at an impressive unicorn pace.Our vision is to build the ultimate intelligence layer for professional relationships—one that remembers details for you, prompts you at the right moments, and keeps you actively engaged. If you are excited about being part of a project with such scale and ambition, this is the place for you.Why You Will Enjoy Working Here• Rapid Expansion: We are doubling our ARR every few months, broadening our product offerings and swiftly expanding our teams in Sydney, San Francisco, Melbourne, and New York.• Strong Financial Backing: We have raised over $45 million from notable investors including Blackbird, Touring Capital, Hubspot Ventures, and Square Peg, constantly investing in the tools and talent that drive our mission forward.• A Unique Opportunity: We are at a pivotal moment—large enough to have traction, yet small enough for you to make a significant impact on our journey.• Customer Satisfaction: With more than 140,000 reviews and a 4.9/5 rating on the App Store, people globally trust Blinq to make meaningful first impressions.• Collaborative Environment: We value creativity and energy through in-person interactions, fostering teamwork with 3 days a week in the office while allowing flexibility for remote work.Engineering at BlinqOur engineering team is the driving force behind Blinq's success. We are developing tools that allow for immediate and human-like sharing of personal information. Each line of code, every launch, and every test is aimed at achieving significant outcomes. If you excel in solving intricate, impactful challenges within a close-knit team, you will thrive here.Role & ImpactIn the role of Senior Full Stack Engineer at Blinq, you will be instrumental in shaping how professionals nurture and expand their online networks. This includes overseeing customer onboarding processes, team dashboards, and administrative tools, all while utilizing React, Node.js, and GraphQL. Collaborating closely with design, product, and backend teams, you will ensure seamless, responsive user experiences and assist in scaling our frontend architecture to accommodate millions of users.This position offers significant visibility across our product suite and the chance to influence both user experience and technical direction.

Join Coates Group as a Senior Full-Stack Engineer, where you will spearhead the technical implementation and strategic advancement of cutting-edge digital menu board and content management solutions tailored for Quick Service Restaurant (QSR) clients. In this pivotal role, you will leverage your extensive expertise in TypeScript, cloud infrastructure, and object-oriented development to enhance architectural design, scalability, and robustness of our systems. As a Senior Full-Stack Engineer, you will mentor a team of engineers, oversee intricate projects, and foster a culture of technical excellence, innovation, and continuous improvement.

Join our dynamic team as a Staff Software Engineer at Freelancer in beautiful Sydney. In this role, you will leverage your extensive experience to design, develop, and optimize scalable software solutions that drive our platform's success. You will collaborate with cross-functional teams to deliver high-quality products and enhance user experience.As a Staff Software Engineer, you will be responsible for leading technical initiatives, mentoring junior engineers, and ensuring best practices in software development are followed. You will play a crucial role in shaping the future of our technology stack and influence key architectural decisions.

Join our dynamic engineering team at Spotify as a Full Stack Engineer. In this role, you will be responsible for designing and implementing web applications that deliver exceptional user experiences. You will work on both the front-end and back-end technologies, collaborating with cross-functional teams to drive innovation and improve our platform.

Join us at Freelancer as a Software Engineering Manager, where you will lead dynamic teams of engineers in driving our mission forward.This role is not for the faint-hearted or those seeking a mundane corporate job. If you are a high achiever looking to make a difference, eager to collaborate with top talent and thrive without constant supervision, this position is tailored for you.Unlike being just another number at a mega-cap technology firm, or getting lost in the shuffle of a startup, at Freelancer, you have the opportunity to tackle a diverse range of global challenges that genuinely matter. Here, your contributions will have a significant impact, and you will rapidly enhance your skills in a meritocratic environment that promotes from within.Our mission is to create one billion jobs, making a real difference in people's lives around the globe. At Freelancer, you will engage with a wide array of engineering challenges across our platform. We are an Alexa top 1000 site with a modern frontend stack utilizing Angular, TypeScript, and RxJS, and our backend supports a vast global marketplace encompassing messaging, payments, translations, file services, and a notification system that delivers millions of notifications each hour. We deploy code to production multiple times daily.

Join our dynamic team at bigtincan as a Full Stack Developer, where you will play a pivotal role in shaping our innovative digital solutions. You will work across the entire stack, from designing intuitive user interfaces to developing robust backend services. Your expertise will help enhance our products and provide exceptional experiences for our users.

Haast is building a platform that brings enterprise compliance into the tools teams use every day. The Senior Full Stack Engineer - Integrations role focuses on strengthening this integration layer, making compliance intelligence accessible and practical for customers across platforms like Salesforce, Adobe, and Microsoft. Role overview This position centers on leading the architecture and development of integrations between Haast’s compliance platform and major enterprise tools. The work involves designing and implementing APIs, webhooks, OAuth flows, and authentication standards to ensure secure, scalable connections. The goal is to embed AI-driven compliance insights directly into customer workflows, creating a seamless and reliable experience. What you will do Design and build production-ready integrations with platforms such as Salesforce, Adobe, Microsoft, and others. Architect the integration platform, focusing on APIs, webhooks, authentication, and scalability. Integrate AI insights into customer workflows, aiming for speed, reliability, and ease of use. Make timely technical decisions about integration patterns, dependencies, and platform direction. Question existing approaches to improve user experience across integrated systems. Help shape the engineering culture, standards, and tools as the team grows. About Haast Haast is building agentic systems to automate manual tasks for legal and compliance teams in enterprises. The platform is designed to speed up compliance reviews and boost productivity. Backed by a recent $12M USD Series A from Peak XV Partners, DST Global, and Airtree, Haast is growing to become the go-to infrastructure for enterprise compliance management.

Are you a passionate and driven Product Designer with a flair for technology? Are you eager to revolutionize design trends for a global platform that boasts over 80 million users?We are on the lookout for a talented Product Designer to enhance our design system and elevate our user experience while introducing exciting new features for our expanding audience.Freelancer.com, a proud recipient of thirteen Webby Awards, stands as the world's largest freelancing and crowdsourcing marketplace, seamlessly connecting millions of clients to freelancers around the globe. Join our innovative and tech-savvy design team, where your contributions will directly influence the creative evolution of Freelancer’s design landscape. Bring your creative vision and expertise in visual communication, UX, UI, and branding.

Join Our Innovative Team at LorikeetAt Lorikeet, we are revolutionizing customer support through cutting-edge AI technology tailored for complex sectors such as fintech, healthtech, marketplaces, and delivery services.Our mission is to automate support responses using transparent and customizable AI solutions, enabling support teams to focus on engaging with intricate cases rather than being bogged down by repetitive tickets. By liberating teams from reactive support, we empower them to offer personalized concierge services to their customers.We bring together a talented team, leveraging the expertise of industry veterans like Jamie from Google’s generative AI team and Steve from Stripe, along with professionals from renowned companies such as Canva, Atlassian, Dropbox, and Dovetail.Our company is scaling rapidly with a robust customer base, substantial revenue, an exciting roadmap, and a strong sales pipeline. We have successfully raised over USD 50 million from prestigious VCs and angel investors, including QED, Blackbird, Square Peg, and several industry leaders.Our Esteemed Clients Include:The largest telehealth company in Australia,The leading bank for teens in the US,One of the top NFT marketplaces by trading volume,A prominent Web3 gaming company,...and numerous enterprise clients handling over a million support tickets annually.Why Work With Us?Engineering-Driven Culture: Our technical founders foster an environment where most team members write code. Every engineer is empowered to take ownership of challenges and implement impactful solutions.Collaborative Work Environment: We pride ourselves on a warm, mature, and flexible culture that values teamwork. Located in our inviting Surry Hills office, we prioritize efficiency and adaptability to accommodate our team members' diverse needs.