Tiago Sousa
@tiagosousa
Customer-focused solutions engineer and software developer driving data workflows, retention, and technical delivery.
What I'm looking for
I am a technology- and people-centric professional with over 8 years of experience delivering technical solutions that optimize data workflows and improve customer satisfaction. I combine software engineering and solutions engineering expertise to reduce churn and enable business continuity.
Throughout my career I have driven cross-functional collaboration across engineering, data science, product, and customer success to refine requirements, deliver demos, and close information gaps that impact delivery. I consistently maintain high SLA performance while addressing client needs.
My hands-on technical accomplishments include rebuilding real-time chat features, optimizing ETL pipelines with Python and SQL on AWS, and reducing image-processing response times from two minutes to 20 seconds. I have a proven record of diagnosing platform issues, creating compliant workflows, and achieving timely resolutions that improve the customer experience.
I also mentor and onboard new hires, run client-facing technical meetings, and manage small automation projects—always focusing on measurable outcomes such as faster processing, instantaneous messaging, and increased customer readiness and satisfaction.
Experience
Work history, roles, and key accomplishments
Backend Software Engineer
Open Cosmos
May 2024 - Present (1 year 7 months)
Conducted technical product demos and collaborated with cross-functional teams to refine requirements and deliver satellite image processing features; optimized image workflows reducing response times from 2 minutes to 20 seconds.
Software Engineer
Viz.ai
Feb 2022 - May 2024 (2 years 3 months)
Rebuilt chat features based on client feedback to achieve instantaneous message delivery and collaborated with QA and Product to resolve performance issues while maintaining a 100% SLA success rate.
Data Engineer
Critical Techworks
Apr 2021 - Feb 2022 (10 months)
Developed and optimized ETL pipelines using Python and SQL on AWS Glue to process vehicle data and coordinated with Product Owners and Scrum Masters to align technical tasks with product goals.
Solutions Engineer
DefinedAI
Sep 2019 - Apr 2021 (1 year 7 months)
Led implementation of data collection workflows and monitoring queries to support AI model training, resolved platform bug to meet SLA with 24hr resolution, and trained new hires to full readiness within a week.
Solutions Engineer
Sonae
Jul 2017 - Sep 2019 (2 years 2 months)
Reduced at-risk client churn by identifying data accuracy issues and rebuilding trust via daily communication; managed small automation projects and delivered on-demand solutions for data retrieval and process automation.
Education
Degrees, certifications, and relevant coursework
Faculty of Sciences, University of Porto
Computer Science
Studied Computer Science at the Faculty of Sciences, University of Porto.
Faculty of Sciences, University of Porto
Applied Mathematics
Studied Applied Mathematics at the Faculty of Sciences, University of Porto.
Availability
Location
Authorized to work in
Social media
Job categories
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