Backend Python Developer for AI Solutions

About Us:TransPerfect stands as a premier name in translation technology, blending a dynamic start-up ethos with substantial industry expertise. We are on the lookout for an innovative and enthusiastic Backend Developer to enhance our cutting-edge Artificial Intelligence (AI) division. Within this forward-thinking team, you will have a unique opportunity to …

About Speechify Speechify builds tools that remove reading barriers and help people learn in new ways. More than 50 million users depend on our text-to-speech products to turn everything from PDFs and books to Google Docs, news articles, and websites into audio. Our platform includes apps for iOS, Android, Mac, Chrome, and the web. We have received recognition from both Google (Chrome Extension of the Year) and Apple (2025 Design Award for Inclusivity), reflecting our focus on accessibility and thoughtful user experience. Our Team Speechify operates as a fully distributed company, with nearly 200 team members working remotely across the globe. Our group includes frontend and backend engineers, AI research scientists, and experienced professionals from Amazon, Microsoft, and Google, as well as alumni of Stanford and fast-moving startups like Stripe and Vercel.

ABOUT US Indie Campers is more than just a campervan rental service; we are the ultimate marketplace for road trip enthusiasts. Our mission is to make unforgettable road trips accessible to everyone through our innovative digital platform, which emphasizes customer satisfaction and affordability. With a track record of over one million nights rented and a vibrant community of over 300,000 travelers from 169 countries, we offer an extensive range of road trip options including short-term RV rentals, long-term campervan subscriptions, and even the opportunity to own one of our vehicles. Our company is deeply rooted in technology and driven by a passion for travel, presenting both exciting challenges and rewarding opportunities for talented individuals eager to join our journey of growth and exploration. THE ROLE We are seeking enthusiastic students or recent graduates eager to immerse themselves in the dynamic world of RV and campervan rentals. As a Tourism & Operations Intern at our Lisbon Depot, you will be the welcoming face of our brand, assisting guests in their adventure from check-in to check-out, ensuring their experiences are nothing short of extraordinary. If you enjoy meeting new people, thrive in fast-paced environments, and are ready for a challenge, this is the perfect opportunity for you! WHAT WILL YOU WORK ON? Front-office activities: Customer service and sales: Manage check-ins and check-outs, register guests, process payments, explain campervan functionalities, terms, and conditions, while upselling road trip extras. Back-office activities: Operations handling: Align reservations with available campervans, verify and prepare campers and road trip kits. Quality control: Ensure campervans are maintained in prime condition, identifying and addressing maintenance or repair needs. Support activities: Assist the team in monitoring inventory, coordinating the campervan fleet, and troubleshooting operational issues.

Atto Trading is an innovative quantitative trading firm leading the way in global high-frequency trading strategies. We are looking for a talented C++ Software Engineer to become a key member of our expanding team in Lisbon, Portugal. This position requires on-site presence.Our diverse international team consists of experts in trading, statistics, engineering, and technology, allowing us to create a collaborative environment where we transform ideas into profits swiftly. We pride ourselves on our integrity, creativity, and dedication while tackling some of the most challenging problems in the industry.Key Responsibilities:Architect and implement high-performance components for our trading infrastructure.Develop cutting-edge high-frequency trading (HFT) systems in C++ focusing on low latency and high reliability.Write modern, efficient code, utilizing the latest C++ standards.Interact directly with advanced networking hardware through kernel-bypassing drivers.Conduct performance research to enhance our platform's speed and scalability.

About Relay Commerce Relay Commerce is a leading e-commerce enablement platform providing innovative scaling solutions tailored for personalized messaging, social commerce, and customer retention strategies. We empower merchants to thrive in an ever-changing digital marketplace with our cutting-edge suite of tools. Currently, our solutions facilitate over $1 billion in incremental gross merchandise volume for more than 35,000 merchants worldwide. Our ecosystem features eight advanced software products designed to enhance merchant revenue growth through email marketing automation, conversion optimization, user-generated content management, retention analytics, and subscription management. Relay's products are recognized as essential revenue-generating tools for forward-thinking e-commerce merchants across the globe. Role Overview In this pivotal role as a Full-stack Software Engineer, you will primarily focus on back-end development (approximately 70% of your time) by creating robust TypeScript services that drive subscription management, billing workflows, and merchant-facing APIs for Shopify stores handling millions of transactions. You will work collaboratively within a team, independently delivering features while collaborating with a seasoned team lead to propose solutions, implement them, and oversee their operation in production. It is crucial that these systems maintain high reliability, observability, maintainability, and performance. Utilization of AI tools such as Claude code and Codex will enable you to accelerate feature delivery effectively. Additionally, you will contribute to our React-based front-ends (approximately 30%) in a dynamic, multi-functional team environment. About Smartrr Smartrr, a subsidiary of Relay Commerce, is a frontrunner in subscription solutions tailored for e-commerce brands. Our platform empowers numerous Shopify merchants to effortlessly launch, manage, and scale their subscription and loyalty programs. Smartrr has facilitated over $300 million in transaction volume, significantly strengthening customer relationships and brand profitability.

Are you ready to innovate and transform the sleep industry?Welcome to Emma – The Sleep Company, where we are redefining rest and relaxation. Established in 2015, we have rapidly grown to become the largest D2C sleep brand globally, proudly serving customers in over 35 countries and operating more than 25 stores across Europe. Our products, which are highly recommended by top consumer associations in EMEA, APAC, and the Americas, ensure our customers experience unparalleled comfort as they wake refreshed each day.At Emma, we foster a vibrant community of ambitious individuals who thrive in a culture of collaboration, teamwork, and shared knowledge. Our team thinks big, takes ownership, and is motivated to make a genuine impact. Through immersive experiences, mentorship, and ongoing education, we cultivate our professional growth. With team members from over 60 nationalities, our diverse perspectives are the cornerstone of our enriching workplace culture. Join us in shaping the future of sleep!

About the Internship Bosch Group is looking for a Marketing Intern in Lisboa. This role offers practical experience supporting marketing projects and day-to-day activities. Work alongside a collaborative team and contribute to ongoing initiatives across the marketing function.

We are seeking enthusiastic and skilled Junior Software Engineers to join our team in crafting innovative SaaS-based solutions aimed at combating money laundering and financial crime. Our mission is to unveil the truth and create a safer world by ensuring that illicit funds do not reach the hands of wrongdoers.As a Junior Software Engineer, you will:Collaborate with a talented team of software engineers.Develop new features that empower our platform to analyze data about individuals, apply machine learning models to classify behaviors, and integrate this with our existing datasets. Your contributions will assist our clients in identifying negative actions, understanding what occurred, and pinpointing when these actions took place.Play a key role in delivering new functionalities and maintaining our platform while we innovate with new technologies and scale our operations.Quickly learn and adapt to the technologies we employ for coding and deploying to Kubernetes.Engage in sprint planning and demonstrate the features you’ve developed to stakeholders.Take ownership of your code quality, ensuring rigorous testing and maintaining system integrity.Follow and propose enhancements to best practices for transitioning code from initial requirements to deployed services in production.Our Tech Stack:We utilize a technology stack optimized for public cloud architectures, particularly AWS and GCP.Kotlin is our primary language for backend services development.Our database technologies include significant use of relational databases like Postgres and a distributed SQL database, Yugabyte.We employ an event-sourced model with Kafka for our communication bus and gRPC for intra-service communication.Modern observability solutions are built on Grafana Cloud, and we utilize ArgoCD for code deployment.We prioritize engineering excellence, striving to deliver the highest quality code and solutions to our customers.

Join the Innovators at Kaizen GamingKaizen Gaming, the driving force behind Betano, ranks among the largest GameTech companies globally, proudly operating in 19 markets. Our relentless pursuit of cutting-edge technology ensures that we deliver an unparalleled experience to our millions of customers who rely on us for their entertainment.Our diverse and dynamic team comprises over 2,700 Kaizeners from more than 40 nationalities spanning three continents.We take pride in being recognized as one of the Best Workplaces in Europe, certified as a Great Place to Work across our offices. Here, every day is an opportunity for growth and innovation. Are you ready to Press Play on Potential?Your Role Awaits:Develop and implement innovative solutions from concept through to production.Transform complex requirements into robust technological systems, leveraging our large-scale, highly available infrastructure.Design, code, and maintain efficient, reusable, and reliable backend solutions.Explore and evaluate new technologies to enhance our daily operations.Deliver high-impact features swiftly and effectively.Challenge existing processes and contribute to team and product improvements.Technical Expertise RequiredOur technology stack primarily utilizes C# / ASP.NET, with new services built on .NET Core. Front-end applications are developed using Vue.js, while legacy systems utilize server-rendered (Razor) views alongside jQuery and Knockout.js. For storage, we rely on MS SQL Server, Redis, and ElasticSearch as needed. RabbitMQ serves as our primary message broker, and we utilize Gitlab for version control and CI, alongside the Atlassian suite for ticketing and documentation.What You'll Bring to the Team:A minimum of 4 years of experience in developing production-level software using Microsoft .NET (full framework or .NET Core).Proficiency in C# and MVC frameworks.A solid understanding of essential web technologies, including HTTP and REST.Practical knowledge of algorithms and design patterns.A passion for writing high-quality, maintainable code.Fluency in English, both spoken and written.Why Work with Kaizen Gaming? Enjoy a hybrid working model. A dedicated buddy to assist with your onboarding process. Competitive salary and bonus structure.‍ Comprehensive health and life insurance benefits.

Indie Campers, the premier marketplace for campervan rentals, is dedicated to making road trips accessible to everyone. Through our digital innovation and commitment to customer satisfaction, we have cultivated an exceptional booking experience, providing quality road trips at competitive prices.Having facilitated over one million nights of rentals across our travel platform, we have welcomed more than 300,000 travelers from 169 countries. Our offerings include a diverse range of road trip options, such as short-term RV rentals, long-term campervan subscriptions, and the opportunity to purchase one of our vehicles available for sale.With a strong emphasis on technology, we present exciting and challenging opportunities that require skilled and motivated individuals. We are expanding our team and are on the lookout for eager interns ready to learn and grow alongside us.

Role Overview Lucidya is hiring a Software Engineer to join its remote team in Lisbon, Portugal. This role focuses on designing, building, and maintaining software that supports the company’s core business. What You Will Do Design and implement software solutions for new and existing products Maintain and improve code quality across projects Work closely with other engineers to solve technical challenges Contribute ideas and expertise to help shape project success Who We’re Looking For Engineers who enjoy collaborating with others People ready to tackle complex technical problems Individuals committed to delivering strong results Those interested in growing their skills while contributing to team goals This is a remote position based in Lisbon, Portugal.

OverviewJoin an innovative venture studio with a presence in Lisbon and New York, dedicated to harnessing exceptional European talent to create impactful companies. We are on the lookout for a Full-Stack Developer (Backend Focus) who will spearhead the development of an AI-driven content creation tool tailored for real estate professionals.If you're eager to contribute to a dynamic, agile team where you can take full ownership of the codebase and develop a product with evident market demand, this role is perfect for you.As the first dedicated developer, you will be instrumental in propelling our client’s AI venture into its next growth phase, managing the backend, databases, and crafting a user-friendly interface for real estate agents.You will transition from the initial core developer and play a pivotal role in shaping the product from inception to completion, with support from our venture studio’s team and resources.ResponsibilitiesCore Product DevelopmentTake full ownership of the product’s codebase, encompassing backend, database, and front-end interface.Rapidly deploy new features while ensuring scalability and maintainability in architecture.Backend & IntegrationsDevelop using PHP (8.3), Symfony (6.4), and MySQL.Guarantee seamless API integrations and dependable data flows.Interface Design & User ExperienceDesign and enhance the interface utilized by real estate agents.Convert customer feedback into clear, actionable features.Technical LeadershipAssume responsibilities from the previous core developer.Make pivotal decisions regarding architecture, tooling, and DevOps.Cross-Functional CollaborationCollaborate closely with the venture team and leadership.Adopt a product-oriented mindset, balancing speed, stability, and user experience.Requirements3–5 years of professional development experience (mid-level).Robust expertise in backend engineering while being proficient across the full stack.Enthusiasm for building within a small, entrepreneurial team.Interest in creating clean, usable interfaces (design experience is a plus).Curiosity, humility, and a desire to evolve into a technical leadership role.Fluent in English communication.Based in Lisbon, Portugal (hybrid: 4 days on-site).Preferred SkillsExperience with cloud/DevOps (AWS, Docker, CI/CD).Familiarity with AI/LLM integrations.Background in startups or venture-backed environments.BenefitsEquity stake in the venture along with a competitive salary.Tax support (accountant fees, tax returns).

Are you ready to revolutionize and redefine the sleep industry?Join Emma – The Sleep Company, the world’s leading D2C sleep brand established in 2015. We proudly serve customers in over 35 countries and operate more than 25 stores across Europe. Our products, acclaimed by top consumer associations in EMEA, APAC, and the Americas, are designed to ensure that our customers experience optimal sleep comfort, empowering them to achieve their best every day. At Emma, we foster a vibrant community of intelligent and motivated individuals, all committed to a culture of collaboration, teamwork, and knowledge sharing. We think ambitiously, take responsibility, and are empowered to make a significant impact. With opportunities for hands-on experience, mentorship, and ongoing learning, we actively promote personal and professional development. Our diverse team, comprising Emmies from over 60 different nationalities, enriches our workplace culture. Are you ready to help shape the future of sleep with us? Let’s make it happen!

Join the Home Keeper Team at UniplacesHome Keeper by Uniplaces provides top-notch property management services, dedicated to ensuring excellence in operational support for our diverse portfolio of managed properties.As we expand, we're on the lookout for a dynamic and motivated Operations Assistant Intern to contribute to our daily administrative and on-site operations. This internship is perfect for an organized and adaptable individual who thrives in balancing operational coordination with practical fieldwork, while enjoying the flexibility of remote work combined with hands-on experience in property management.Become a crucial part of our Operations team! ‍ You will assist the Home Keeper Operations team in ensuring seamless property management by:Operational & On-site Support:Facilitating check-in and check-out processes, both remotely via email and in-person.Conducting on-site check-ins and check-outs as necessary.Preparing and finalizing check-out inventories and detailed inventory reports.Managing keys, including duplication and coordination.Property & Maintenance Support:Assisting in the procurement of furniture, appliances, and maintenance supplies.Coordinating with suppliers and contractors for repairs and maintenance follow-up.Supporting condominium-related activities, which may include attending meetings, preparing reports, and ensuring ongoing repairs are managed effectively.

Join our dynamic Platform team as a Senior Python Backend Developer and take charge of the core backend systems that drive Aghanim, a pioneering direct-to-consumer (DTC) platform. Our mission is to empower mobile game developers to effectively monetize their products beyond traditional app stores. As a Merchant of Record, we manage payments, compliance, and tax obligations across over 200 territories while equipping game studios with cutting-edge tools for LiveOps automation, user segmentation, and community interaction.Our platform supports more than 100 live games through customizable Game Hubs (DTC web stores), in-game offers, subscription models, and virtual currency systems — all requiring robust real-money transaction capabilities with a focus on reliability and fraud prevention.You will be working with a sophisticated codebase that adheres to domain-driven design, encompassing over 60 business domains, strict code quality standards, and AI-assisted development processes. Our tech stack includes modern Python frameworks such as FastAPI, SQLAlchemy v2, PostgreSQL, and Redis, facilitating extensive integrations with game backends, payment gateways, and external services.

Role overview Dashlane is hiring a Director of Engineering in Lisbon, Portugal. This leader will guide engineering teams as part of the company’s broader leadership group. The Director will help shape the technical direction for Dashlane’s security products and play a key role in building a collaborative, high-performing culture. What you will do Lead and mentor engineering teams working on security solutions Set and influence the strategic direction for engineering initiatives Work closely with other leaders to ensure Dashlane’s products meet and exceed customer expectations Promote a culture of excellence and teamwork within the engineering organization What we are looking for Proven experience in software development Demonstrated success managing and growing engineering teams Ability to drive technical strategy and foster collaboration This position is based in Lisbon, Portugal.

Join Pipedrive as a Staff Software Architect and play a pivotal role in shaping the future of our software solutions. In this key position, you will lead architectural design, collaborate with cross-functional teams, and drive innovative engineering practices to optimize performance and scalability. Your expertise will guide the development of cutting-edge features and ensure the delivery of high-quality software that meets our customers' evolving needs.

Join inetum2 as a Software Architect and play a pivotal role in designing and implementing innovative software solutions. You will collaborate with cross-functional teams to enhance system architecture, ensuring optimal performance and scalability.

Role overview airapps is seeking a Software Architect based in Lisbon. This position shapes the technical direction of software projects, turning complex requirements into practical architecture. The architect plays a key role in ensuring applications remain scalable and reliable as business needs evolve. What you will do Design software architecture that aligns with current and future business goals Translate both technical and business requirements into clear, functional solutions Guide development teams to deliver high-quality software Encourage scalable and maintainable code across projects Requirements Experience designing software architecture for complex systems Ability to communicate technical ideas to engineers and stakeholders Collaborative approach to problem-solving and team leadership Strong interest in building reliable and scalable applications

Are you ready to innovate and transform the sleep industry?Welcome to Emma – The Sleep Company. Established in 2015, we have rapidly evolved into the world's leading direct-to-consumer sleep brand, operating in over 35 countries and with more than 25 retail locations across Europe. Endorsed by top consumer associations in EMEA, APAC, and the Americas, we are committed to creating premium sleep comfort products that help our customers achieve their best rest every night.At Emma, we foster a vibrant community of passionate and driven individuals, bonded by a culture of collaboration, teamwork, and knowledge sharing. We embrace bold ideas, take charge of our roles, and are motivated to make a significant impact. Through practical experience, mentorship, and ongoing learning, we actively contribute to our personal and professional growth. With team members from over 60 nationalities and offices spread across different regions, our diverse backgrounds enhance our workplace culture.Join us in shaping the future of sleep!