Senior Software Engineer – REDAPL (Lisbon)

Requirements:

• Experience building and operating backend systems at scale, particularly in distributed systems or data infrastructure.
• Comfortable with backend languages (such as Go, Java, or Python) and solid systems programming fundamentals.
• Strong experience optimizing system performance, resilience, and cost-efficiency.
• Contributed to the success of complex technical projects and eager to take ownership in a collaborative environment.
• Enjoy mentoring teammates, learning continuously, and improving team practices and code quality.
• Comfortable navigating trade-offs in performance, simplicity, and technical debt, and can articulate decisions.

What You'll Be Doing:

• Contribute to the design, implementation, and operation of reliable and scalable distributed systems within REDAPL.
• Build and evolve ingestion, processing, and query systems handling high volumes of structured infrastructure data.
• Collaborate with engineers across teams to support integration of new products and internal consumers of the platform.
• Identify and help address bottlenecks in performance, reliability, and usability of the platform.
• Participate in architectural discussions, technical planning, and code reviews within your team.
• Provide mentorship to junior engineers and contribute to building a high-performing, inclusive team culture.
• Participate in the on-call rotation to ensure resilience and availability of platform components.

Perks and Benefits:

• New hire stock equity (RSUs) and employee stock purchase plan (ESPP).
• Continuous professional development, product training, and career pathing.
• Intradepartmental mentor and buddy program for in-house networking.
• An inclusive company culture, ability to join our Community Guilds (Datadog employee resource groups).
• Access to Inclusion Talks, our Internal panel discussions.
• Free, global mental health benefits for employees and dependents age 6+.
• Competitive global benefits.