815 Empregos para Back End Developer - Portugal

Programador Backend com 3 a 5 anos de experiência em desenvolvimento para se juntar à equipa tecnológica e contribuir de forma relevante na definição da arquitectura da plataforma.

Modelo de trabalho híbrido: 2x escritório no Porto

O fit perfeito terá impacto directo no desenvolvimento de serviços digitais financeiros seguros, escaláveis e alinhados com os requisitos.

Principais Competências :

• Conhecimentos sólidos de REST APIs , GraphQL , e arquitectura orientada a eventos
• Experiência com PostgreSQL , MongoDB ou bases de dados semelhantes
• Familiaridade com Docker , Kubernetes e AWS
• Experiência anterior em fintech , integrações bancárias ou gateways de pagamento
• Boas práticas de segurança , OAuth2 , JWT
• Uso fluente de Git/GitHub
• Inglês fluente é obrigatório

Requisitos :

• Desenvolvimento backend orientado a micro-serviços;
• Integração com APIs bancárias (gestão de contas, transacções, KYC/KYB);
• Criação e documentação de motores de lógica contratual para produtos financeiros;
• Contributos para a componente de frontend (React / Next.js) no contexto da equipa e interação com o backend;
• Inglês fluente
• Autonomia e capacidade de trabalhar em equipa
• Forte sentido crítico e próativo.

Quem somos

Na Ubiwhere , investigamos e desenvolvemos tecnologia de ponta, criamos propriedade intelectual valiosa e concebemos soluções inovadoras para desafiar os limites das Cidades Inteligentes , Telecomunicações e Internet do Futuro . Acreditamos na interoperabilidade, nos dados abertos e nos serviços cloud como peças fundamentais do nosso trabalho. O nosso compromisso é transformar ideias em soluções inteligentes que impactam o mundo.

O teu dia na Ubiwhere como Backend Developer

• Definição e documentação de arquiteturas de software para a Web;
• Configuração e integração de componentes de software (com VMs e Docker );
• Design e implementação de APIs REST (em Python) com Django;
• Design e modelação de bases de dados e modelos de dados em frameworks web como o Django ;
• Reuniões técnicas, em inglês, presenciais e/ou remotas.

O teu perfil

• Licenciatura em Informática ou similar;
• Experiência no desenvolvimento de soluções que tenham em conta a disponibilidade e a escalabilidade ;
• Experiência com tecnologias e frameworks comuns do lado do servidor baseadas em Python ;
• Conhecimentos sobre protocolos cliente-servidor como REST , OAuth e Websockets ;
• Experiência com sistemas de controlo de versões – preferencialmente Git ;
• Experiência com sistemas de gestão de bases de dados como PostgreSQL e NoSQL;
• Fluente em inglês .

Pontos extra

• Conhecimentos de arquitetura de Microserviços ;
• Conhecimentos em Docker ;
• Pensamento crítico e orientação para a resolução de problemas;
• Capacidade de trabalhar em ambientes de ritmo acelerado;
• Experiência em Projetos de I&D .

A vida na Ubiwhere

• Cultura única com mente aberta a novas ideias e metodologias;
• Avaliações de 6 em 6 meses onde a tua voz pode ser ouvida;
• Benefícios incríveis: seguro de saúde, horários flexíveis, dias de folga extra;
• Oportunidade de trabalhar num ambiente desafiante com equipas dinâmicas e projetos inovadores;
• Excelentes oportunidades de desenvolvimento de carreira numa empresa de elevado crescimento.

***

Who we are

At Ubiwhere , we research and develop cutting-edge technology, create valuable intellectual property and design innovative solutions to challenge the boundaries of Smart Cities , Telecommunications and the Internet of the Future . We believe in interoperability, open data and cloud services as fundamental parts of our work. Our commitment is to turn ideas into smart solutions that impact the world.

Your day at Ubiwhere as a Backend Developer

• Defining and documenting software architectures for the web;
• Configuring and integrating software components (with VMs and Docker );
• Design and implementation of REST APIs (in Python) with Django;
• Design and modelling of databases and data models in web frameworks such as Django ;
• Technical meetings, in English , in person and/or remotely.

Your profile

• Degree in Computer Science or similar;
• Experience in developing solutions that take availability and scalability into account;
• Experience with common server-side technologies and frameworks based on Python ;
• Knowledge of client-server protocols such as REST , OAuth and Websockets ;
• Experience with version control systems - preferably Git ;
• Experience with database management systems such as PostgreSQL and NoSQL ;
• Fluent in English .

Bonus points

• Knowledge of Microservices architecture;
• Knowledge of Docker ;
• Critical thinking and problem-solving orientated;
• Ability to work in fast-paced environments;
• Experience in R&D projects.

Life at Ubiwhere

• Unique culture with an open mind to new ideas and methodologies;
• Assessments every 6 months where your voice can be heard;
• Awesome perks & benefits: health insurance, flexible working hours, extra days off;
• Opportunity to work in a challenging environment with dynamic teams and innovative projects;
• Excellent career development opportunities in a high-growth company.

About AUTOMAISE

AUTOMAISE is based in Braga, Portugal and is developing an Automated Machine Learning platform to build productivity solutions for Operations and Customer Care. We offer a no-code/low-code platform that enables brands to automate complex processes within incredibly short timeframes, helping organizations supercharge digital transformation strategies.

About the role

We are looking for a driven, curious, and fast learner to join our engineering team as a Backend Developer. This role will provide you with a standout chance to springboard a career in a growing and dynamic SaaS environment. Here you’ll have an opportunity to grow with our team, mentor our talented engineers and have a direct influence on our product evolution. Ultimately, inspire the company to reach the next level.

As a Senior Backend Engineer , we expect you to have:

• 5 years minimum of work experience and an academic degree in a computer science field
• .Net Core/C# and/or Java EE
• Cloud platforms like Azure and AWS
• Microservices /Service Oriented Architecture
• Linux, Docker and Kubernetes
• Databases/Queues (MongoDB, Redis, RabbitMQ, ActiveMQ, MySQL, etc.) – deployment and performance
• REST APIs + JSON + XML + gRPC
• Proficient English

We count on you to:

• Advocate for improvements to product quality, security, and performance.
• Write clean & scalable code
• Review, refactor existing and new source code
• Be there for less experienced developers
• Approach tasks with a flexible and adaptable mindset

To be successful, you must be eager to learn, to be a team player, always aiming for the best solution, proactive problem-solver, and a dreamer!

What you’ll get from us:

• Competitive Salary : Attractive compensation based on your experience and role.
• Generous Time Off: Enjoy 22 days of paid annual leave plus 5 extra days.
• Flexible Work Options: Hybrid work regime.
• Performance Bonuses: Earn bonuses based on your achievements.
• Health Benefits: Comprehensive health insurance coverage.
• Career Growth: Opportunities for personal and professional development.
• Continuous Learning: Access to training programs to enhance your skills.
• Supportive Team : Join a dynamic, agile, and expanding team.
• Growth Opportunities: Thrive in a growing company with a strong career path.
• Positive Environment: Enjoy a collaborative and open work culture.
• Unique Office Space: Work in an inspiring office at Braga’s city center with a historic medieval wall backdrop.
• Work-Life Balance: Embrace a balanced work-life with flexibility and support.
• Fun Perks: Engage in company events, treats, and team-building activities.

Ready to Take the Next Step? APPLY NOW!

We are excited to hear everything about you and why you think this role is a fit for you. Please reach out with your LinkedIn profile/CV, and don’t hesitate to contact us with any questions at

Senior Java Developer – Hybrid in Portugal

A company in the online gaming industry is looking for a highly experienced Java Developer to join their backend team. The role involves designing, developing, and optimizing complex backend systems that support a large-scale gaming platform. As a senior developer, you'll be a key technical contributor and mentor within a fast-paced, collaborative environment.

Main Responsibilities:

• Drive the design and development of robust, scalable backend systems for high-performance applications.
• Participate in architecture discussions and propose effective design solutions.
• Collaborate across departments to ensure smooth system integration and cohesive development processes.
• Manage integration of third-party services to extend backend functionality.
• Take full ownership of the backend development cycle, including deployments and server operations.
• Troubleshoot critical production issues to ensure uptime and reliability.
• Guide and mentor junior developers, supporting knowledge sharing and continuous improvement.

Desired experience:

• At least 6 years of professional experience in Java , particularly in high-throughput environments.
• Strong grasp of software design patterns, clean architecture principles, and performance tuning.
• Demonstrated ability to work in multithreaded environments with effective concurrency handling.
• Advanced SQL skills, including working with complex data models and writing optimized queries.
• Proficiency in the Spring Framework ecosystem is essential.
• Experience with message brokers such as Apache Kafka or RabbitMQ is beneficial.
• Strong problem-solving skills and the ability to thrive under pressure in a dynamic setting.

Are you looking to take a step forward in your career in IT and Telecommunications?

Then you've come to the right place – Smart!

Technology, transformation and innovation are part of our DNA. We are a technology consulting company with more than a decade of experience in developing national and international projects in IT and Telecom, and we want to be part of your story.

What do you need to be SMART BackEnd?

• 4+ years of experience building backend systems.
• Strong knowledge of Python and Typescript .
• Good understanding of RESTful APIs .
• Experience with databases (MongoDB preferred) focusing on schema design, optimization and integrity.
• Familiarity with GIT, Docker and Data Structures (nice to have).
• Problem-solving mindset and ability to tackle complex technical challenges.
• Collaborative spirit, thriving in a startup/scale-up environment.
• Fluency in English.
• Based in Lisbon and available for 2 days/week in the office .

What will your role be at SMART?

• Build & Scale : design, develop, test, deploy and maintain high-performance backend services and APIs.
• Data Management : ensure data consistency, optimization and scalability.
• Collaborate : work closely with product, design and engineering teams to deliver impactful features.
• Optimize : monitor performance, troubleshoot and continuously improve backend infrastructure.
• Innovate : bring new ideas to technical challenges and product evolution.

Why be SMART?

• We make the projects we take part in a reality.
• We love what we do and take pride in the results of our work.
• We are simple and efficient.
• We value our people.
• We are a dynamic, honest and reliable team.
• You’ll join an ambitious and experienced group, transforming the traditional world of insurance through AI and Robotics , creating real impact in how businesses operate.
• We offer a collaborative and innovative culture, with flexibility, growth opportunities and competitive benefits.

Where can you be SMART?

• Lisbon city center – hybrid regime (2 days per week on-site).

We’re looking for the special, unique and amazing YOU!

@ KCS IT, we look for the ones that stands out, for those that always wants to be better and fight for it, and for those who has the same values that we do: dedication, energy, integrity, transparency, flexibility, trust, honesty, hard work, proactivity, team work.

At KCS we stand for equality and value diversity. We create a safe, diverse environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, sexual orientation, gender, disability or any factor other than merit. All applications with skills for the position are welcome!

We are looking for an Amazing: Python Developer

Seniority: +3 years

The amazing you, will have:

• Bachelor's degree in Computer Science, Software Engineering, or a related field;
• 4+ years of experience as a Backend Developer with expertise in Python ;
• Experience with Python Frameworks like Django, Flask or similar;
• Knowledge cloud platforms are a plus;
• Portuguese and English Fluency.

Who are we?

Founded in 2008 and based in Lisbon, KCS IT is a consulting company in the field of Information Technology and Services, focused on creating value for our clients through three main areas: Consulting, Outsourcing, Inovation and Training. Our commitment to talent development is unmistakable in the recent opening of the Porto, Leiria and Azores hubs, which aims to develop technology for the national and international market. Since 2018 we have been elected one of the 10 major companies in the “Index of Excellence”, an initiative that aims to reward organizations that invest most in the development and satisfaction of their employees.

Asenium is hiring Backend Developers with expertise in Node.js , Java , or Python for a remote position.

Location: Remote (Mandatory to be based in Portugal)

Start Date: Immediate

Responsibilities:

• Design, develop, and maintain robust and scalable backend solutions.
• Integrate third-party services and APIs into existing systems.
• Collaborate closely with front-end developers, product managers, and DevOps teams.
• Ensure the performance, quality, and responsiveness of applications.
• Participate in code reviews and contribute to technical documentation.
• Troubleshoot and debug backend issues and provide timely solutions.
• Follow best practices in software development and Agile methodologies.

Requirements:

• 3+ years of professional experience in backend development.
• Proven expertise in at least one of the following: Node.js , Java , or Python .
• Strong knowledge of RESTful APIs , microservices architecture , and SQL/NoSQL databases.
• Familiarity with Docker , Kubernetes , and CI/CD pipelines .
• Experience working in Agile/Scrum environments.
• Proficiency in English (written and spoken). Portuguese is a plus.

Interested candidates can send their CV in English with their daily or hourly rate to or apply directly.

We’re looking for the special, unique and amazing YOU!

A PrimeIT é uma empresa de referência, com 19 anos de experiência na prestação de serviços tecnológicos de IT, Telecomunicações e Engenharia.

Especializados em Team Extension, Managed Services, Custom Software e Nearshore, contamos actualmente com uma equipa de mais de 2350 profissionais que colaboram em projectos nacionais e internacionais nas mais diversas tecnologias.

Objetivo:

Desenvolvimento backend com foco em Go.

Principais Atividades:

Desenvolvimento e manutenção de aplicações de grande escala, com foco em performance, escalabilidade e integração entre sistemas.

Os desenvolvimentos serão maioritariamente em Go, com utilização de RabbitMQ para comunicação assíncrona entre serviços e MongoDB como base de dados não relacional.

Procuramos alguém com:

• Experiência sólida em Go;
• Experiência com RabbitMQ e MongoDB;
• Conhecimentos de PHP (nativo e Laravel), Elasticsearch, JavaScript e Vue 3;
• Experiência em arquiteturas baseadas em microsserviços.

O que oferecemos?

• Seguro de Saúde e outros benefícios.
• Plano de Formação e Desenvolvimento.
• Oportunidades de crescimento profissional.
• Ambiente dinâmico e colaborativo.
• Possibilidade de integrar projetos internacionais.