Senior Software Engineer (Portugal)

Engineering at MineHub : Building the Future of Supply Chains At MineHub, we’re transforming how the world’s largest producers, traders, and consumers manage raw material supply chains.

Our platform combines critical B2B marketplace functionality (handling high-volume transactions for global supply chains) with intuitive B2C design, enabling customers to streamline logistics, reduce costs, and build sustainable operations through real-time data integration and predictive analytics.

As a Senior Software Engineer, you’ll be a key driver of technical solutions that directly impact these outcomes.

Your expertise will solve complex challenges, such as modernising legacy systems with zero downtime, scaling platforms to handle enterprise-grade workflows, and building new, innovative features bringing value to our customers.

Key Responsibilities Software Development & Architecture Design, develop, and maintain robust, secure, and scalable software solutions using Python / Django (legacy) and TypeScript (future).

Proactively optimise and modernise systems through tech debt reduction, code refactoring, performance tuning, and quality enhancements.

Collaborate with senior engineers to design reliable architectures and participate in architectural decision-making.

Ensure systems align with the MineHub technical strategy and meet performance, security, and reliability requirements.

Code Quality & Team Development Write clean, efficient, and well-documented code.

Conduct code reviews and provide constructive feedback to ensure adherence to code quality standards.

Lead and mentor junior engineers through code reviews, pair programming, and career growth guidance.

Contribute to technical interviews to help build a high-performing engineering team.

Cross-Functional Collaboration Partner with Product, Customer Success, and Sales teams to translate customer needs into technical solutions.

Communicate project status, technical constraints, and opportunities to non-technical stakeholders.

Continuous Improvement Foster a culture of continuous improvement with active participation in engineering efforts that help improve team efficiency and productivity.

Stay up to date with emerging technologies and industry trends, sharing knowledge with the team.

Contribute to the MineHub engineering knowledge base and technical documentation.

Tech Stack & Transition Current : Python, Django, PostgreSQL (AWS Aurora), Kubernetes, Gitlab CI / CD Future : Gradual adoption of TypeScript Ideal Candidate Non-negotiable : 5+ years of Python / Django expertise with a track record of delivering scalable backend systems.

Location : Primarily remote role Legal eligibility to work in one of the following countries : United Kingdom, Canada, or Portugal.  Based in or near London (United Kingdom), Toronto or Vancouver (Canada), or Porto (Portugal) to facilitate occasional in-person team meet-ups.

If based outside of North America, this position requires the ability to overlap with North America time zones daily.

TypeScript exposure : Experience is a plus, but curiosity and a commitment to learning are essential.

Problem-solving mindset : Demonstrate a proactive, analytical approach to identifying and resolving complex technical challenges with scalable solutions Collaborative approach : Thrive in cross-functional teams, fostering open communication and shared ownership to drive project success.

Why MineHub?

Contribute to transforming the global mining and metals supply chain through transparency, sustainability, and digitisation.

Join a mission-driven team that values integrity, culture, collaboration, and long-term thinking in everything from code to customer relationships.

Be part of a fast-growing company that combines startup innovation with partnerships across major industry players worldwide.

Enjoy the freedom to lead initiatives, influence architecture decisions, and shape the future of a platform at the forefront of digital trade.

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