Senior Software Engineer - Java/Python at Gapstars | Lisbon

About GapstarsGapstars, a premier software development services firm based in the Netherlands, specializes in cultivating remote, agile teams in Sri Lanka and Portugal for groundbreaking tech companies. Our workforce of over 275 TechStars is dedicated to transforming scalable software into high-performance products that redefine industry standards. We partne…

Veeva Systems is a pioneering organization in industry cloud solutions, dedicated to expediting the delivery of therapies to patients within the life sciences sector. As one of the fastest-growing SaaS companies in history, we achieved over $2 billion in revenue last fiscal year, with promising growth opportunities on the horizon.Our core values of integrity, customer success, employee success, and speed form the foundation of our work culture. In 2021, we made history by becoming a public benefit corporation (PBC), which legally binds us to balance the interests of our customers, employees, society, and investors.As a Work Anywhere company, we prioritize your flexibility, allowing you to thrive in either a remote or in-office environment.Join us in transforming the life sciences industry by positively impacting our customers, employees, and communities.The RoleAs a part of Veeva Link, we are developing an intelligence layer for the life sciences sector, creating interconnected data applications that speed up drug development and enhance patient outcomes. Our belief is that the integration of high-quality data with advanced software yields significant value.Execution is paramount to us. Progress is driven by speed, accuracy, and quality in our daily creations. Our engineering philosophy focuses on precise product definitions that lead to thorough technical designs. We utilize a modern tech stack to produce reliable applications that provide an excellent user experience.Our initiatives encompass two vital domains:Data-Driven InsightsWe create sophisticated applications that map and comprehend global scientific and medical expertise, delivering impactful insights and AI-generated intelligence. Our engineers address complex data modeling, entity resolution, and advanced machine learning challenges.Intelligent Business WorkflowsWe design intelligent workflows that streamline business processes in the life sciences sector, ensuring efficiency and effectiveness in our operations. Our technologies facilitate seamless integration and collaboration across various functions.

Role overview Natixis in Portugal seeks a Python Data Engineer to join the BPCE SI team in Lisbon. This position focuses on managing and improving data pipelines that support business decisions. Fluency in French is essential for daily work and collaboration. What you will do Build, maintain, and optimize data pipelines using Python Support data processing needs for analytics and reporting Work closely with colleagues to strengthen data-driven decision-making What we are looking for Fluent French language skills Strong programming experience with Python This role is based in Lisbon.

Join our dynamic team as an Identity & Access Management (IAM) Engineer in Lisbon! We are looking for a talented professional with extensive experience in the implementation of sophisticated IAM controls. This role will focus on technically advanced projects, emphasizing automation, security, and a culture of continuous improvement.Key Responsibilities:Implement cutting-edge IAM controls and continuous monitoring strategies.Ensure adherence to internal policies, standards, and industry best practices.Design and develop automation solutions and technical integrations using Python (or Ruby).Manage and optimize Linux and Windows Server environments.Define, track, and report on security metrics and KPIs.Collaborate effectively with technical teams to enhance and streamline operational processes.Support identity lifecycle management activities, including provisioning, governance, and access review.

Role overview Sixt SE seeks a Senior Data Engineer in Lisbon to focus on AI and agentic pipelines. The role involves designing, building, and maintaining data pipelines that power AI initiatives throughout the company. Collaboration with teams from different disciplines is central, with a strong focus on data quality, scalability, and dependable performance. What you will do Design and develop data pipelines for AI-driven applications Maintain and optimize current data workflows Work closely with teams across the company to uphold data quality standards Support scalable and high-performance data solutions Contribute to data-driven decision-making across the organization Location This position is based in Lisbon.

We are seeking a talented and motivated Windows System Engineer N2 to join our dynamic team at Inetum. In this role, you will be responsible for managing, maintaining, and optimizing Windows server environments, ensuring high levels of performance and security.Your expertise will be integral to our infrastructure projects, supporting our clients in achieving their IT objectives.

Join inetum2 as a Senior Cloud Systems Engineer and take your career to the next level! In this pivotal role, you will leverage your expertise in cloud technologies to design, implement, and maintain innovative cloud solutions that drive our business forward.As a key member of our engineering team, you will collaborate with cross-functional teams to optimize cloud infrastructure and ensure the highest levels of security and performance. Your contributions will directly impact our clients' success and help shape the future of technology at inetum2.

Join inetum2 as a Generative AI Engineer, where you will play a pivotal role in developing cutting-edge AI solutions. In this dynamic position, you will collaborate with multidisciplinary teams to create innovative AI applications that enhance user experiences. If you are passionate about transforming ideas into reality through artificial intelligence, we want to hear from you!

Are you ready to shape the future of artificial intelligence?We are in search of a highly skilled and enthusiastic AI Prompt Engineer to join our innovative team. This pivotal role demands a unique combination of technical expertise, analytical prowess, and meticulous attention to detail. The Prompt Engineer will focus on optimizing AI tools, troubleshooting technical challenges, conducting in-depth data analysis, and crafting effective prompts that significantly enhance operational productivity.Key ResponsibilitiesOptimization and Equipment MaintenanceContinuously monitor and maintain AI systems to ensure peak performance.Fine-tune and adjust equipment settings for optimal functionality.Technical Problem SolvingIdentify and rectify errors to elevate overall productivity.Utilize advanced problem-solving techniques to address technical hurdles.Data AnalysisConduct comprehensive data analysis to uncover patterns, trends, and areas for improvement.Communicate findings and recommendations to management for informed decision-making.Prompt Design and DevelopmentAssess organizational needs to create and implement impactful prompts.Leverage prompts to automate repetitive tasks, enhancing operational efficiency.

Join our dynamic tech and engineering team at Sixt as an Automation/N8n Solution Engineer. In this pivotal role, you will harness the power of automation to streamline processes and enhance operational efficiency. Your expertise in n8n will enable us to innovate and deliver exceptional solutions that drive our business forward.

Location: Portugal Department: Engineering Employment: Full-time About YLD: At YLD, our mission is to empower clients to excel in their fields. We are dedicated to enhancing our clients' capabilities, enabling them to outpace their competition. Our success stems from our clients' achievements and the extraordinary talent within our company. As a leading software engineering and design consultancy, we create sustainable digital solutions that extend beyond our partnerships, with offices located in London, Lisbon, and Porto. About the Role: As an AI Engineer, you will be integral to a dynamic team, developing cutting-edge products. We seek individuals who are curious, passionate, and eager to innovate. You will excel in problem-solving and building scalable, resilient architectures. Effective communication and teamwork are essential in our fast-paced engineering environment, where you will achieve remarkable results and bring exciting projects to life. About You: As a YLD Software Engineering Consultant, you are a highly skilled developer who exemplifies excellence in software engineering and enjoys mentoring others. You will have the chance to work on intriguing projects that challenge both product and methodology. We embrace an Agile (Scrum) environment with a test-first approach, valuing practices such as pair programming and thorough code reviews. Your enthusiasm for problem-solving and collaborative learning will be key as you engage with your team. Your Day-to-Day Responsibilities Will Include: Developing exceptional AI-driven features tailored to our clients' customers, enhancing their Digital Platforms with intelligent capabilities. Consistently implementing changes to products, including AI model integrations, prompt optimizations, and system enhancements, as we strive for a complete CI/CD model. Collaborating closely with your team on both conventional engineering and AI projects, continually pushing the boundaries to create smarter systems. Participating in regular presentations to showcase your work — from AI experiments to production deployments — to your department and the wider company.

Your OpportunityAt Mollie, we are dedicated to revolutionizing payments and money management for businesses across Europe. Our vision is to empower every business by simplifying financial transactions and operations.Currently, we support over 250,000 businesses with our comprehensive solution, which streamlines payment processes and enhances financial management. Our diverse team of 850 professionals, specializing in product development, finance, customer support, commerce, and engineering, spans from Lisbon to London.As an AI Application Engineer I, you will play a pivotal role in designing, developing, integrating, and scaling AI-driven applications and workflows that significantly impact our operations. Collaborating closely with Machine Learning Engineers and Application Engineers across various domains, you will create pragmatic AI solutions that serve both internal users and our customers.This position is ideal for an engineer passionate about applied AI, product integration, and the development of effective systems using modern tools. Your focus will be on leveraging existing AI models, platforms, and open-source software to build dependable, production-ready applications that advance Mollie's mission to eliminate financial bureaucracy.Key Responsibilities:Design and customize user-friendly frontend interfaces for AI-powered tools and platforms.Develop and integrate agentic AI applications, tools, and workflows for both internal and customer-facing scenarios.Create agent-based and workflow-driven solutions using modern AI orchestration tools, employing both low-code and code-first methodologies.Utilize and extend open-source AI software, including LibreChat and browser-based automation tools.Build, integrate, and maintain MCP Servers and associated interfaces to facilitate safe and efficient interaction between AI systems and internal tools.Contribute to application development primarily using Typescript and Python, with additional integration opportunities for those with Java expertise.Qualifications:1–3 years of relevant software engineering experience, particularly in frontend engineering.A Bachelor's Degree in Computer Science, Computer Engineering, or a related field.

Join our innovative team at Rydoo as an AI Automation Engineer. In this role, you will be responsible for designing, developing, and implementing cutting-edge automation solutions that leverage artificial intelligence to streamline business processes. Your expertise will help drive efficiency and optimize our operational capabilities.As an AI Automation Engineer, you will work closely with cross-functional teams to understand their automation needs and develop tailored solutions. We are looking for a creative problem solver who thrives in a fast-paced environment and is excited about the potential of AI in transforming business operations.

Join our dynamic Notebooks team at Datadog as a Senior Staff AI Engineer, where your expertise in AI and machine learning will be pivotal. Our Notebooks platform empowers users to perform ad-hoc data analysis, collaborative investigations, and technical documentation seamlessly. We are currently enhancing our offerings with AI-driven workflows that facilitate natural language data analysis, assist in graph generation, and automate investigative processes. In this role, you will lead the technical efforts to design, develop, and deploy innovative AI features that set industry standards. We seek a product-focused ML engineer who possesses strong technical skills, exceptional communication abilities, and a proven history of executing impactful projects from inception to completion.At Datadog, we prioritize a collaborative office culture that fosters creativity and strong relationships. Our hybrid work model ensures that our team members can achieve an optimal work-life balance.

About Remote PeopleAt Remote People, we are dedicated to creating the infrastructure that empowers teams without borders. Our advanced technology simplifies global payroll, benefits, taxes, and compliance, enabling businesses to hire anyone, anywhere, in a compliant manner at the push of a button.If you're passionate about helping others achieve their dream jobs from anywhere around the globe, we encourage you to apply!We take pride in fostering a diverse and inclusive team that reflects a variety of backgrounds, perspectives, and experiences. We welcome applications from all individuals, regardless of gender, ethnicity, sexual orientation, religion, civil or family status, age, or disability. Joining Remote People means becoming part of a growing, international family.Overview:We are looking for an innovative Senior AI Engineer who is eager to drive change and transformation within our organization through state-of-the-art AI technologies. You will lead the integration of AI across various departments, ensuring its responsible and impactful implementation.

Join Our Innovative Team at Air AppsAt Air Apps, we think big and move fast. Founded by a family with a vision, our mission is to revolutionize personal and entrepreneurial planning through our cutting-edge AI-powered Personal & Entrepreneurial Resource Planner (PRP). Since our inception in Lisbon, Portugal in 2018, we’ve garnered over 100 million downloads globally, proving our self-funded model works.We are driven by a long-term vision that compels us to continuously challenge the status quo. Our commitment to developing AI-driven solutions that genuinely enhance lives means you’ll play a crucial role in shaping products that empower users worldwide.Join us as we embark on a journey to transform resource management and make a positive impact on lives everywhere.Your RoleAs our AI Product Manager, you will spearhead the development of AI-powered applications that elevate user experiences. Collaborating closely with engineers, designers, and data scientists, you will oversee the product development lifecycle for AI features, ensuring they meet user requirements and align with our business goals.This posting is a preliminary step in enhancing our talent pool as we prepare to launch the official job listing. We will reach out to you as soon as the official posting is live.Key ResponsibilitiesCraft and lead the AI product roadmap, ensuring it aligns with business objectives and user expectations.Collaborate with cross-functional teams, including engineering, design, and marketing, to bring AI-powered features to life.Conduct market research and analyze user feedback to discover AI integration opportunities.Partner with data scientists and machine learning engineers to enhance AI models for optimal accuracy, performance, and user impact.Establish key performance indicators (KPIs) to track success and iterate based on data-driven insights.Remain current with AI trends, emerging technologies, and best practices to keep our products competitive.Ensure the ethical use of AI and compliance with data privacy laws.

At Datadog, our mission is to integrate security and observability for modern organizations. Our Bits AI for Security is an innovative AI agent that utilizes large language models (LLMs) to assist analysts in investigating alerts, comprehending threats, and enhancing response times. We are in search of a product-focused AI Engineer to help us develop the next generation of AI-powered security solutions. We cherish our workplace culture at Datadog, which fosters relationships, collaboration, and creativity. Our hybrid work model allows Datadogs to strike a balance between their professional and personal lives.

Join Cloudflare as a Virtual Solutions Engineer, where you will leverage your technical expertise to provide innovative solutions to our clients. This hybrid position allows you to work remotely while collaborating with a global team to enhance customer satisfaction and drive product adoption.

Location: Remote or HybridTrinetix is on the forefront of innovation, seeking a talented AI-Native Engineer (Context Engineering & SDLC Intelligence) to join our team.We are developing an advanced AI-native ecosystem that will enhance our internal Software Development Life Cycle (SDLC) and deliver cutting-edge AI solutions for our clients. Our R&D division is focused on creating context-aware AI agents, intelligent engineering tools, and graph-based knowledge systems that seamlessly integrate into real-world development workflows.This project is set to revolutionize software planning, building, testing, and evolution, unlocking unprecedented capabilities for our teams and enhancing our clients’ engineering processes.

About the RoleThe Vice President of Technology Data Solutions Engineer at iCapital Network will play a pivotal role in driving the development of our software platforms. As a Full Stack Engineer, you will be responsible for end-to-end management of new features, system enhancements, and troubleshooting across various software applications. Collaborating closely with our Product Management team, you will detail functional requirements, assess ongoing work, and resolve issues identified during manual testing.ResponsibilitiesDevelop web applications using TypeScript for front-end and Python for back-end technologies.Exhibit a deep understanding of system design, architecture, and the ability to mentor junior engineers.