Vetted REST API Professionals

Sowmya Medabalimi

Screened

Junior AI/ML Engineer specializing in generative AI and FinTech

Denton, TX3y exp

“Product-minded engineer/designer with hands-on experience shipping AI-powered web experiences, including a financial assistant at Intuit, a document verification platform at Mphasis, and a healthcare companion chatbot. Stands out for combining UX design, frontend implementation, and retrieval/LLM backend work to turn ambiguous AI concepts into simple, production-oriented user experiences.”

Daniel Waine

Screened

Senior Unity Engineer specializing in VR games and AI tooling

New York City, NY9y exp

“Unity gameplay engineer with end-to-end ownership across systems, tools, UI, networking, and VR porting. Notably introduced an agentic automated test bot that cut regressions by 40% and led a PC-to-Quest port that achieved a 4x memory reduction while preserving quality. Strong collaborator who unblocks stalled features by aligning design requirements with scalable technical architecture.”

“Front-end engineer with experience building sophisticated logistics analytics dashboards for Delta Air Lines operations teams, handling real-time shipment and transportation data across millions of records. Stands out for combining React/TypeScript architecture, browser-level performance debugging, and usability improvements for demanding operational users.”

“Backend-leaning full-stack engineer with production experience building TypeScript/React features and owning microservices in regulated financial and insurance environments. Stands out for hands-on work in fraud/AML systems, PostgreSQL performance tuning, and reliability improvements using Redis caching, replicas, circuit breakers, and load-focused architecture decisions.”

“Backend and full-stack engineer with experience spanning an academic collaboration platform and Comcast voice services. Stands out for measurable performance wins across the stack—30% faster page loads, 40% better throughput, and 25% lower server load—while working on reliability-sensitive production systems handling live voice traffic.”

Kal Yimer

Screened

Mid-level Java Application Engineer specializing in FinTech backend systems

Silver Spring, MD3y exp

“Banking-focused software engineer with hands-on experience modernizing legacy systems and building internal full-stack applications using Java, Spring Boot, React, SQL, and MongoDB. Stands out for reliability-minded engineering in financial environments, including a scheduling system that handled Daylight Saving Time correctly, reduced manual work, and protected downstream processing.”

Janvitha Mandyam

Screened

Mid-level AI/ML Engineer specializing in Generative AI and NLP

Chicago, IL4y exp

“GenAI/LLMOps practitioner who deployed a production RAG-based customer service and knowledge retrieval system for a global bank using LangChain, FAISS/Azure Cognitive Search, GPT-4/Claude, and Guardrails—driving a reported 35% Q&A accuracy lift while reducing handle time and escalations. Also partnered with non-technical leaders at CVS Health to deliver ML-driven supply chain risk and inventory insights via anomaly detection, NLG summaries, and stakeholder-friendly dashboards.”

“Backend/data engineer with hands-on production experience building reliable Python FastAPI services on Kubernetes and delivering AWS EKS + Terraform CI/CD with strong secrets isolation and rollback practices. Also built AWS Glue ETL pipelines into S3/Redshift with schema-evolution handling and data-quality controls, modernized legacy analytics into modular Python services with parallel-run parity validation, and has demonstrated SQL tuning impact (minutes to seconds) plus ownership of batch pipeline incidents end-to-end.”

“Backend/data engineer with hands-on production experience building FastAPI APIs secured with JWT and delivering AWS-based data processing solutions using Lambda and ECS Fargate. Has worked with Snowflake/third-party API sources and targets including DynamoDB, S3, RDS, Redshift, and Glue, and uses CloudWatch/X-Ray for monitoring and troubleshooting. Seeking ~$65/hr and is open to onsite work in Bethesda, MD.”

“GenAI/RAG engineer who has deployed a production policy/regulatory search assistant for a financial client using LangChain + Vertex AI, FastAPI, Docker/Kubernetes, and Airflow-orchestrated data pipelines. Demonstrated measurable impact with 50–60% latency reduction and 70% fewer pipeline failures, plus KPI-driven grounding evaluation (90%+ target) and strong cross-functional collaboration with compliance/business teams.”

“Built and owned an end-to-end RAG-based AI support platform at Mechanize (FastAPI/LangChain/Pinecone/React) with rigorous evals and guardrails, driving 45% fewer support tickets and ~$280K annual savings. Also led a high-risk legacy modernization at Argo AI, incrementally extracting a monolithic Django backend using Strangler Fig + feature flags while supporting 10K+ concurrent users.”

Sean O'Dea

Screened

Executive CTO and software architect specializing in scalable SaaS and cybersecurity

Las Vegas, NV19y exp

“Repeat founder and operator who has built multiple startups, including a social platform, and chose to bootstrap after learning firsthand that investor demand was centered on distribution rather than technology. Brings a candid operator-side understanding of VC, term sheets, and fundraising dynamics, plus experience shipping against real scale at Parlement.”

“Frontend product engineer with hands-on experience designing and building trust-sensitive web experiences in blockchain and consumer flows. Shipped token management UX at Chia and an experimentation-driven registration change at The Black Tux that improved conversion by about 30%, showing a strong mix of product sense, frontend depth, and measurable business impact.”

Obinna Okoro

Screened

Senior Frontend Engineer specializing in FinTech and distributed systems

El Salvador, El Salvador8y exp

“Senior frontend/product engineer with uncommon depth in both decentralized peer-to-peer messaging and high-frequency crypto trading interfaces. Has owned product surfaces end-to-end at Holepunch and Bitfinex, including protocol-aware architecture, cross-platform TypeScript/React systems, and measurable performance wins like 40% responsiveness improvement and 66% faster media uploads.”

“Software engineer/QA automation leader with Lowe’s experience owning automation quality strategy for a customer-facing platform supporting large contractor orders. Built TypeScript/React dashboards backed by Spring Boot microservices (MongoDB) and RabbitMQ async messaging, with strong CI/CD test automation and production monitoring (Prometheus/Grafana). Also created an internal automated test reporting dashboard that improved QA workflow through training-led adoption and iterative refinement.”

“Engineering leader focused on developer platforms and open-source frameworks/SDKs, with strong community and release-engineering chops. Drove major reliability and DX improvements (30–50% faster release cycles; 2–3x repeat contributors; ~50% faster onboarding) and led an incremental Python monolith to TypeScript event-driven migration using Protobuf contracts, feature flags, and a plugin architecture to preserve backward compatibility.”

“Senior project/program leader with 19+ years of experience delivering enterprise B2B and SaaS implementations across highly regulated and operationally complex industries. Brings broad cross-domain expertise spanning CRM, IAM, IoT/fleet, data migration, and platform modernization, with repeated ownership of multi-project portfolios, executive governance, and go-live readiness for high-visibility enterprise releases.”