Angelos Devletoglou

Angelos Devletoglou

Software Engineering Leader

About Me

Technology leader with 20 years of experience in developing engineering culture, strategy and SaaS data platforms.

Whether you are a startup, scaleup, or enterprise, I have developed the skills that can help you build high-performing teams, deliver impactful tech solutions, and drive business growth.

Key accomplishments

Across my time at Maru, Sainsbury's, Checkatrade and Baresquare

  • Delivered growth pre and post-acquisition from £1M to £35M ARR.
  • Halved unit costs by optimizing cloud architecture and SDLC.
  • Developed AI enabled data platforms to deliver faster, more accurate business insights and improved UX via RAG.
  • Managed enterprise stakeholders to successfully commission a new product.
  • Delivered CX programmes for enterprise customers in the UK, US and Canada (e.g Tesco, BA, Uber, Sony)

Approach

People

My leadership approach centers on empowering individuals and fostering collaborative, high-performing teams. Some key accomplishments include:

  • Empowered individuals to take ownership of their decisions, fostering a culture of trust and accountability.
  • Guided team members in defining and achieving their career goals, contributing to personal and professional growth.
  • Created a psychologically safe environment of open communication, where team members felt supported, listened to, and guided.
  • Resolved interpersonal conflicts, balancing team dynamics and enhancing overall performance.
  • Transformed underperformers into high-performing contributors through targeted mentorship and coaching.
  • Strong team retention, and appointments from internal talent that might otherwise have been lost.
  • Built strong relationships with external contractors, earning their trust and ensuring long-term collaboration.
  • Mentored managers continuing to seek my guidance even after my departure.

Business

Driving business growth and impact through strategic initiatives and operational excellence, I've achieved milestones such as:

  • Improved Scalability & Reduced Costs: Optimized data processing through ephemeral cloud-native platforms, reducing costs by 20-50%.
  • Productivity Gains: Boosted team productivity by 60% via clear strategy, empowerment, and metrics, leading to faster value delivery and product releases.
  • Cost Optimization: Cut operational expenses and reduced unit costs by 40% through strategic migrations and infrastructure re-architecture.
  • Operational Efficiency: Transitioned outsourced operations to high-performing internal teams, reducing OPEX and ensuring seamless delivery within months.
  • Business Expansion through acquisitions: Migrated and embedded two new businesses on owned platform driving significant growth and revenue.
  • Award-Winning Solutions: Delivered award-winning Customer Experience Management and Market Research solutions, enhancing client satisfaction and business outcomes.
  • Team Growth: Scaled development teams from 30 to 50+ members, integrating acquisitions and new hires seamlessly.
  • Innovation: Introduced new technologies and methodologies, such as AI/ML, cloud-native platforms, and DevOps, to drive innovation and competitive advantage.

Technology

My technical expertise lies in designing and delivering scalable, innovative solutions that align with business goals. Highlights include:

  • Cloud-Native Platforms: Designed scalable, cloud-native platforms to enhance performance and reduce operational costs.
  • DevOps Transformation: Embedded CI/CD pipelines, on-call rotations, and DevOps best practices, improving deployment speed and reliability.
  • AI/ML Innovation: Developed AI/ML product for actionable insights, leveraging natural language processing, anomaly detection and root cause analysis.
  • Microservices Migration: Transitioned legacy systems to microservices on AWS/GCP, improving performance and delivery throughput by 40%.
  • Advanced Infrastructure: Built high-availability cloud systems using AWS, Kubernetes, Terraform, and Datadog to ensure scalability and security.
  • Data Platforms: Architected real-time data platforms utilizing Kafka, PostgreSQL, BigQuery, and Airflow for scalable analytics.
  • Innovation Incubator: Pioneered novel tech solutions, including voice surveys, Messenger bots, AR/VR experiences, and geofencing apps.
  • Developer Experience: Improved developer experience with tooling like Swarmia, Datadog, Asynchornous standups, Miro for improved collaboration, self-evaluation metrics, monitoring and alerting.
  • Software Architecture: Led the design of robust, scalable software systems across Python, Node.js, React, and AWS ecosystems.