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Tech Lead at Sinch. Role and Responsibilities. At Sinch, we pioneer the way the world communicates. Our customer communications cloud empowers businesses to reach everyone in world, in seconds or less, through mobile messaging, email, voice and video. We reach every phone on the planet 7 times a year and 8 out of 10 largest US tech companies are our customers. . Sinch AI.  adds a layer of intentional intelligence on top of that, to build smarter, safer conversational experiences, faster. . As a Tech lead/Staff Engineer on the Conversational AI team, you will play a crucial role in shaping the future of conversational experiences in Sinch Chatlayer, Sinch Engage, and Sinch MessageMedia. You will collaborate with a talented team to design, develop, and deploy cutting-edge conversational AI solutions that empower businesses to communicate more effectively with their customers.. * please apply your resume in English. . What You’ll Do. . . Spearhead the technical vision and strategy. for building a scalable . Gen AI-powered bot development platform. .. . Architect, design, and . drive the development. of complex distributed systems for . real-time AI interactions, workflow orchestration, and API integrations. .. . Provide . technical guidance. to a team of backend, frontend, and AI engineers, fostering a culture of . collaboration, innovation, and excellence. .. . Establish, uphold and improve . best engineering practices. , including high-quality code standards, testing strategies, and CI/CD workflows.. . Work closely with . AI/ML engineers. to integrate . LLMs and NLP models. into the platform efficiently.. . Guide decisions on . scalability, performance, security, and fault tolerance. in a high-traffic environment.. . Lead efforts on . observability, monitoring, and debugging. complex production issues.. . Mentor and . coach fellow engineers. , helping them grow technically and professionally.. . Collaborate with . product managers, designers, and stakeholders. to translate business requirements into . scalable engineering solutions. .. . Stay ahead of industry trends and drive . continuous improvements. in technology choices and architecture.. . What We Look For. . . 8+ years of hands-on software engineering experience. , with a deep understanding of . distributed systems and scalable architectures. .. . Strong expertise in . backend development. using. Node.js, Typescript and Golang as a plus. . . . Proven experience in . leading technical teams and mentoring engineers. .. . Deep understanding of . microservices architecture, event-driven systems, and workflow orchestration. (e.g., . Temporal.io. ).. . Strong database expertise, with experience in . MongoDB, Cassandra, PostgreSQL, or other distributed databases. .. . Love of learning and . sharing knowledge.. . . Experience designing and deploying . highly available, low-latency, fault-tolerant. systems.. . Knowledge of . cloud platforms (AWS, GCP, Azure), containerization (Docker, Kubernetes), and CI/CD pipelines. .. . Strong problem-solving, debugging, and analytical skills, with a . pragmatic approach to technical decision-making. .. . Excellent . communication and leadership skills. , with the ability to collaborate effectively across teams.. . Nice to Have. . Experience with . AI-driven applications, NLP, or integrating Large Language Models (LLMs). is a plus.. . Hands-on experience working with . LLM fine-tuning, prompt engineering, or AI safety. .. . Experience with . real-time messaging systems (WebSockets, Kafka, RabbitMQ). .. . Frontend architecture experience using . React and TypeScript. .. . Contributions to . open-source projects. or active participation in the tech community.. . Company Location: Belgium.