The Team The High5 Technology team is a growing, multidisciplinary group of talented and passionate individuals driving innovation and excellence. We are developers, software engineers, architects, and DevOps specialists from diverse backgrounds, united by a shared love of technology and a commitment to staying ahead of the curve. We thrive on challenges, approach every problem with curiosity, and never leave a question unanswered. As early adopters, we actively engage with the tech community, value experimentation, and embrace learning from our mistakes—never making the same one twice. Quality and delivery are our priorities, and we believe they go hand in hand. Our team is characterized by a vibrant culture of collaboration and continuous learning. We celebrate autonomy, accountability, and proactivity, and we encourage every member to bring their unique perspective and expertise to the table. Here at High5, engineering isn’t just a job—it’s a mindset. The Role As a Senior Fullstack Developer at High5, you will play a pivotal role in shaping the future of our global SaaS platform. Working within a multidisciplinary squad, you will bring together industry best practices, cutting-edge technology, and your world-class engineering skills to develop scalable, performant, and elegant solutions. This role is perfect for someone who thrives in a fast-paced, collaborative environment and enjoys diving into complex challenges. Clean, functional, and high-performing code is your forte, and you’re adept at working within Agile frameworks. Beyond technical excellence, you’ll be a key contributor to the culture and direction of our engineering team, championing innovation, accountability, and a growth mindset. Required Skills • Proven experience developing complex services and applications at scale using PHP. • Proficiency with PHP frameworks such as Symfony or Laravel, including advanced architectural features (Symfony kernel, DBAL and ORM data layers, authorization/voters, messaging/queues, serialization, etc.). • Expertise with relational databases like MySQL or PostgreSQL, including data modeling and database design. • Integration experience with messaging/queueing systems like RabbitMQ or Kafka. • Hands-on experience building robust applications and components using TypeScript and frameworks such as Angular or React. • Strong understanding of RxJS and its use in building reactive applications. • Mastery of HTML, CSS, and CSS pre-processors, with the ability to deliver polished, user friendly UIs. • Experience with TDD and writing comprehensive unit tests. • Extensive experience integrating with third-party APIs and designing APIs for external consumption. • Familiarity with Elasticsearch for implementing search capabilities. • Proficiency with Linux environments and command-line tools. • Demonstrated ability to write clean, maintainable, and efficient code. • Experience collaborating within a multidisciplinary team under Agile methodologies. • A strong desire to learn, grow, and push beyond your comfort zone. Would Be Great to Have • Experience with GraphQL or API Platform. • Advanced Elasticsearch integrations. • Expertise in developing scalable and performant solutions at both the application and data layers. • Proficiency in modern UI development, including CSS transitions, animations, and advanced UI behavior. • Familiarity with OpenAI/ChatGPT integrations, LangChain, or similar technologies. What We Value At High5, our culture is as important as our code. Here’s what you can expect: • A modern and fast-paced environment where breaking things to learn and improve is part of the journey. • Collaboration and inclusivity: Everyone’s opinions matter, and we deeply involve our team in solving meaningful problems. • Autonomy and accountability: We trust our team to take ownership and deliver results. • Proactive problem-solving: Our engineers don’t just complete tasks; they identify better ways to achieve results and strive for excellence. • Support and respect: We stand behind each other and our shared goals. • Work-life balance: Personal time matters, but so does being there for your team when it counts. • A passion for learning and growth: From tackling engineering challenges to preparing rigorously, we prioritize continuous improvement. If you’re excited by the prospect of working in a dynamic, collaborative, and innovative environment, we’d love to hear from you. Join us in building something extraordinary! Show more Show less
