phanindra srungavarapu

Phanindra Srungavarapu - Lead Engineer

Lead Engineer · 12+ years experience
Bengaluru | pahninsd@gmail.com

About Me

Lead engineer specializing in performance optimization and contract testing platforms, with deep experience in distributed architectures and open-source AI contributions. Known for improving system reliability, reducing bottlenecks, and mentoring engineers to deliver high-quality production services.[1]

Experience

Lead Engineer - SmartBear (PactFlow) (Apr 2024 - Present)

Lead engineer in PactFlow India team, transitioning to API Hub/Swagger Hub using Step Functions (Rust).
Led migration of asynchronous processing to Sidekiq, reducing queue latency and improving background job reliability.
Contributed to open-source Pact Broker ecosystem, enhancing CI/CD integration and contract publishing.
Improved CI/CD processes, database backups, performance, and scalability across core services.[1]
Tech: Ruby, Rust, Node.js, TypeScript, Python, AWS, DynamoDB.

Engineer Manager - Vantage Solutions (Jan 2022 - Jan 2024)

Managed 6 fullstack engineers (RoR, Node.js, React, Rust) and 3 QA; handled stakeholder management, timelines, quarterly/annual planning.
Owned sprint planning, daily standups, technical blocker resolution, conflict resolution, appraisals.
Conducted team retros, 1:1s, cross-team collaboration; maintained ~95% sprint estimation accuracy.
Tech: Ruby on Rails, Node.js, React, Rust, AWS, PostgreSQL.

Senior Software Engineer - Vantage Solutions (Aloha Engineering) (Dec 2020 - Dec 2021)

Led team building client APIs from scratch; owned delivery, tackled tech debt via refactoring and CI/CD implementation.
Adopted RSpec testing, maintained API docs, integrated RuboCop for code quality.
Tech: Node.js, Ruby on Rails, TypeScript, AWS, PostgreSQL, React.

Software Engineer - Circle Software Ltd (Apr 2016 - Nov 2020)

Integrated APIs, optimized SQL/load times, set up analytics/downtime alerts, automated RoR upgrades.
Migrated infra to Google Cloud Kubernetes; set up DB replicas, automated workflows (migrations, SSL, alerts).
Tech: Ruby on Rails, JavaScript, MySQL, Google Cloud, Bash, Python.

Project Team Lead - Webstream.io (May 2014 - Mar 2016)

Mentored juniors, planned/estimated work, pair programming, code reviews.
Tech: Ruby on Rails, JavaScript, MySQL, Google Cloud, Bash.

Software Engineer - Webstream.io (Jul 2013 - Apr 2014)

Handled debugging, tests, features, client discussions, project setup.
Tech: Ruby on Rails, JavaScript, PostgreSQL, Google Cloud, Bash, Python.

Open Source Contributions

FramePack Core Low VRAM (github.com/pahnin/framepack_core_low_vram): Forked FramePack with aggressive tiling optimizations for low-VRAM GPUs; restructured for pipeline integration.[1]
SDXL Hunyuan Pipeline Server (github.com/pahnin/sdxl-hunyuan-pipeline-server): Headless FastAPI server + queue processor for SDXL→Hunyuan→Framepack video generation.[2][1]
SDXL Hunyuan Android Client (github.com/pahnin/sdxl-hunyuan-pipeline-android-client): Mobile client for video pipeline server.
pgAdmin GenAI (github.com/pahnin/pg-admin-genAi): Desktop app for local LLM experimentation in PostgreSQL workflows with state/memory management.[1]

Skills

Languages/Frameworks: Rust, Ruby, Ruby on Rails, Python, Node.js, TypeScript, React, JavaScript.
Data/Infrastructure: PostgreSQL, MySQL, DynamoDB, AWS, Google Cloud, Kubernetes, Nginx, Shell scripting.
Core Competencies: Performance optimization, Contract testing (Pact/PactFlow), CI/CD, Sidekiq, Database design, Project management, Mentorship, Agile.
Tools: Jira, Git, Docker, GenAI pipelines (SDXL, Hunyuan, FramePack).

Contact

LinkedIn: Phanindra Srungavarapu
GitHub: pahnin
Address: 135, 2nd Main, KSRTC Layout, JP Nagar Phase 2, Bengaluru

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