Polyglot Engineer (JSPythonGo)

Location: Portugal

Department: Engineering

Employment Type: Permanent

About YLD:

Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition and we know our success only happens when they succeed. Were a team of curious talented people and were committed to making YLD a place where great people want to work grow and stay. Were a remote-first consultancy specialising in software engineering product design and data. Our teams are based across London Lisbon and Porto and we create digital solutions that continue to deliver value long after our work is done.

About the role:

As a Senior Software Engineer at YLD youll be part of a client team building innovative products. Were looking for someone curious passionate driven and enthusiastic. You should be skilled in problem-solving and experienced in designing scalable resilient and fault-tolerant architectures. Youre also an effective communicator and a strong team player. Together with your team youll thrive in a fast-paced engineering environment delivering outstanding results and exciting projects.

Your day-to-day responsibilities will look like this:

• Crafting excellent products! You will be building new features that meet the needs of our clients and customers;
• Continuously delivering changes to products as our client is moving to a full CI/CD model;
• Working closely with your team regularly collaborating and on engineering initiatives to continually push yourselves to be better;
• Learning growing and mentoring the engineering team to accelerate their career growth and encourage them to progress;
• Working with the Lead to architect design build and deliver highly available always-on zero downtime products;
• Being responsible for the production operation and monitoring of products in line with SLAs;
• Driving good practices within your team making an impact on the whole department;
• Participating in regular show and tells promoting your work to both your department and the wider company.

Preferred Skills

• Proficiency in JavaScript/TypeScript Python and/or Go with the ability to rapidly learn new languages;
• Experience with modern frameworks across the stack (FastAPI Gin Express etc.);
• Production experience with React modern build tools state management responsive design and accessibility standards;
• Comprehensive testing experience (unit integration E2E security) and performance optimization;
• Scalable system design patterns load balancing and high-availability architectures;
• Database design and optimization (both relational and NoSQL);
• API development (REST GraphQL gRPC) and event-driven architectures;
• Caching strategies and message queue systems (Redis Kafka RabbitMQ);
• Cloud platforms (AWS Azure GCP) with containerisation (Docker Kubernetes);
• CI/CD pipelines and Infrastructure as Code (Terraform CloudFormation);
• Monitoring observability and performance optimisation tools;
• You can keep a cool head when debugging production issues;
• Use AI tools to augment your work applying sound judgement to adopt emerging technologies where they genuinely add value and increase your impact as an engineer.

You should apply if you are:

• Self-motivated proactive and always looking for ways to improve and develop yourself;
• A good communicator both in writing and verbally. Youll be able to explain technical ideas and concepts in business-friendly language.
• Detail-oriented;
• Possess strong problem-solving skills that balance innovation with pragmatic technology choices to solve business needs;
• Used to working in a team-oriented collaborative environment;
• Analytical and problem-solving-oriented;
• A genuine believer in diversity and fairness.

Benefits youll receive:

• Company Private Health care
• Enhanced fully paid maternity and paternity leave for up to 6 months
• 25 days annual holiday (excluding Public Holidays)
• 2000 annual allowance for Training/Conferences
• 300 annual allowance for additional hardware
• Mental Health support: access to Oli app
• Meditation/Sleep support: Headspace or Calm app subscription
• Bonus (depending on Company performance and results)
• Company laptop
• Generous referral schemes

Our typical Recruitment Process looks like this:

• 1st Interview with someone from the Talent team (30/45 mins)
• Technical Interview with our Senior Developers (1h30)

Get a glimpse of what its like working at YLD!

Check out our LinkedIn page

We live and breathe our values and know you will too:

• Growing every day
• Including everyone
• Relationships built on honesty and ethics
• Inspiring solutions
• Winning together

Were an equal-opportunity employer and value diversity in all its forms. We do not discriminate based on race religion colour national origin gender sexual orientation pregnancy or maternity age marital status or disability. We also offer a remote-first working environment with flexible working and worklife balance as standard for all employees.