Principal Data Engineer

As a Principal Data Engineer at Plain Concepts, you will be a technical reference, responsible for guiding the evolution, quality, and consistency in data projects. This role combines hands-on technical leadership with strategic enablement: supporting proposals, strengthening shared knowledge, defining the offering, mentoring engineers, and driving the growth of the discipline's community. This is not a people-management or delivery-management role; it is a technical leadership and community-building role.

You will be responsible for:

Technical Quality & Proposals

• Ensure the technical quality of proposals, RFP responses and solution definitions within the discipline.
• Support Sales by leading the technical approach, architecture and vision in opportunities.
• Provide expert input during pre-sales conversations, scoping sessions and early project shaping., * Own the shared knowledge strategy of the Chapter, ensuring relevant content, documentation and best practices are available.
• Work closely with Chapter Chairs, empowering them to organize sessions, curate content and coordinate community activities.
• Ensure the Chapter remains active, relevant and valuable by promoting cross-team collaboration and continuous learning.

Mentoring & Professional Growth

• Lead the mentoring framework within the Chapter, enabling senior engineers to guide practitioners at all levels.
• Recommend learning paths, certifications and development milestones aligned with the Chapter's expertise.

Talent Identification & Engagement

• Helps to identify strong technical talent across the company that aligns with the discipline.
• Encourage and motivate these engineers to participate in Chapter initiatives, knowledge-sharing activities, proposals, mentoring or offering development.
• Create an environment where technical contributors feel ownership and pride in the growth of the discipline.

Offering & Technical Vision

• Define, maintain and promote the discipline's offering, ensuring alignment with market needs and company strategy.
• Identify emerging trends and opportunities, validating new services, accelerators and reusable assets.

Hands-On Contribution

• Leading the architecture and kickoff of key projects.
• Conducting assessments or expert consulting sessions.
• Solving complex challenges as a technical reference.
• Guiding teams during early project phases.

Technical Standards & Interviews

• Define and maintain the technical interview standards and evaluation criteria for the discipline.
• Support hiring processes by ensuring consistent, fair and high-quality technical evaluation.

• 8+ years of experience in data engineering, including designing and building end-to-end architectures in cloud environments.
• Ability to engage with clients, understand their needs, and design technical proposals tailored to business goals.
• Experience in technical presales, including demos, solutioning, and proposal writing.
• Capable of leading projects independently and mentoring other engineers.
• Strong programming skills in Python, with hands-on experience in Apache Spark.
• Expertise with Databricks, Snowflake or Microsoft Fabric.
• Hands-on experience building data pipelines (CI/CD).
• Experience with testing (unit, integration, etc.).
• Experience with IaC (Infrastructure as Code).
• Knowledge of SQL and NoSQL databases.
• Bonus points for experience in Artificial Intelligence.
• Fluent in English and Spanish (mandatory).
• A strong team player mindset.

• Salary determined by the market and your experience
• Flexible schedule 35 Hours / Week
• Fully remote work (optional)
• Flexible compensation (restaurant, transport, and childcare)
• Fully free health insurance, with a co-payment for dental services
• Individual budget for training or equipment and free Microsoft certifications
• English lessons
• Birthday day off
• Monthly bonus for electricity and Internet expenses at home
• Discount on gym plan and sports activities
• Plain Camp (annual team-building event)
• Extra perks: events attendance and speakers, welcome pack, baby basket, Christmas basket, discount portal for employees The pleasure of always working with the latest technological tools!

Plain Concepts is a global company of over 500 people passionate about technology and innovation. Since our founding, we have grown through technical proficiency and confidence in ideas that others might consider risky, creating custom solutions for our clients. With offices in more than 6 countries, our mission is to continue to drive cutting-edge projects around the world. We are highly committed to technical excellence. We are known for developing highly customized projects, offering specialized technical consultancy and training. Thanks to the great work of our technicians, we have been recognized for our ability to lead innovative projects that generate value, from artificial intelligence to blockchain, driving solutions that help companies optimize their performance. What We Do at Plain Concepts We pride ourselves on being a 100% technical team, dedicated to crafting custom projects from scratch, offering expert technical consultancy, and providing top-tier training. * Our approach goes beyond traditional outsourcing; we focus on creating value together with our clients. * Our teams are diverse and multidisciplinary, operating in a flat, collaborative structure. * We live and breathe AGILE principles, ensuring flexibility and efficiency in everything we do. * Knowledge-sharing is at our core: from supporting each other internally to contributing to the broader tech community through conferences, events, and talks. * Innovation drives us --- even the boldest ideas are welcome here. * Transparency underpins all our relationships, fostering trust and long-term partnerships.