Addisu Guddissa
Addisu Guddissa

Senior Software Engineer

Open to offers · Member since 1 Oct 2026
Location
Blaine, United States
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am a Senior Software Engineer with over 10 years of experience designing and building scalable, high-performance applications using Java, Go, and Python.

I specialize in distributed systems, data enrichment, analytics, and AI-powered products. My strengths include system design, architectural trade-off analysis, and breaking complex engineering problems into manageable, reliable solutions.

I have built and operated large-scale pipelines that process millions of documents daily, with a focus on availability, low latency, performance SLAs, and secure software delivery.

I have hands-on experience with cloud-native architecture, microservices, Kubernetes, AWS, Elasticsearch, event-driven systems, CI/CD, and database technologies. I also work with generative AI, RAG, LLM orchestration, and machine learning platforms.

I am a technical leader who values ownership, mentorship, documentation, code reviews, Agile collaboration, and continuous learning. I enjoy partnering with product teams and AI scientists to turn ideas into customer-facing products.

I have delivered solutions in enterprise data analytics, financial services, and payment systems, including cloud migrations, monolith decomposition, deployment automation, secure transaction integrations, and AI recommendation capabilities.

Skills

43 capabilities

Tech stack & tools

Working toolkit

Experience

Career history

Senior Software Engineer Qualtrics

Engineered a high-performance real-time downstream classification solution using dynamic, session-scoped Elasticsearch indices. The approach reduced processing latency by approximately 80% by isolating classification queries to less than 1% of the total project dataset.

Developed and optimized scalable data enrichment pipelines for sentiment analysis, classification, categorization, and natural language processing, handling millions of documents per day while meeting availability and performance SLA requirements. Improved Analytics Service stability through Elasticsearch performance profiling and query decomposition.

Designed a blue/green Elasticsearch re-indexing strategy for consistent data migration, balanced shards, and zero-downtime index updates. Led migration of Discover Analytics and Discover Predictive services to Kubernetes and onboarded enrichment services to Spinnaker to improve scaling, deployments, and release cycles.

Served as the ML subject matter expert for the Data Enrichment team. Built and launched Smart Query and Topics Recommendations, collaborating with product teams and AI scientists on requirements, model selection, tuning, and production delivery.

Senior Software Engineer Capital One

Re-architected Remote Deposit Capture and Mobile Check Deposit capabilities by decomposing a monolithic service into independently scalable Eligibility, Remote Capture, and Remote Deposit services.

Led migration of the Remote Deposit Capture API to AWS while maintaining high availability for financial transactions. Designed and implemented a unified validation service used across Remote Deposit Capture services.

Contributed new API capabilities including Spanish-language support and product integrations. Improved engineering practices through documentation, code reviews, and mentorship.

Software Development Consultant Oracle America

Developed and integrated secure enterprise payment solutions supporting credit, debit, and gift card transactions.

Designed SOAP-based web services to enable secure communication between point-of-sale systems and payment platforms. Integrated POS systems with middleware applications including AJB and Tender Retail.

Education

Learning history

Maharishi University of Management

Master of Science, Computer Science

Coursework included Software Engineering, Mobile Device Programming, Database Management, Algorithms, Computer Security, and Enterprise Architecture.

Addis Ababa University

Master of Science, Computer Engineering

Coursework included Distributed Systems, Machine Learning, Advanced Operating Systems, and High-Speed Networks.

Jimma University

Bachelor of Science, Electrical Engineering

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