Summary
Overview
Work History
Education
Skills
Timeline
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Justin Ankarberg

Lampasas,USA

Summary

Results-driven Senior Software Developer with 12 years of experience building scalable, cloud-native systems across fintech, logistics, healthcare, energy, legal tech, and e-commerce. Expert in Python (FastAPI, Flask, Django), SQL, PostgreSQL, MySQL, Angular, Next.js, React, React Native, jQuery, HTML, CSS, TypeScript, and modern frontend frameworks. Proven success on platforms like UAE Aani Instant Payment Platform (First Abu Dhabi Bank, Emirates NBD, Mashreq Bank, ADCB), Telkom Indonesia customer systems, Updox telehealth solutions (OhioHealth, Summit Health), and San Onofre Nuclear Plant monitoring. Skilled in high-throughput APIs using REST, GraphQL, and gRPC, microservices, event-driven systems, object-oriented design, automated testing with pytest, unittest, and ORM frameworks (SQLAlchemy, Django ORM). Experienced with AWS, Azure, Docker, Kubernetes, CI/CD pipelines, Terraform, and AI-assisted development tools like GitHub Copilot and ChatGPT. Delivered AI/ML-driven solutions in payments, healthcare, and logistics using OCR, predictive routing, RAG pipelines, and LLM-powered assistants. Known for optimizing performance, driving innovation, and collaborating with cross-functional teams to deliver secure, reliable, and compliant solutions.

Overview

12
12
years of professional experience

Work History

Senior Software Developer

Accenture
11.2021 - 09.2025
  • Developed REST and GraphQL APIs using Python FastAPI, creating controllers, service layers, and repositories for the UAE Aani Instant Payment Platform, enabling real-time transactions for First Abu Dhabi Bank, Emirates NBD, Mashreq Bank, and ADCB, serving millions of residents with sub-second latency. Deployed APIs on Docker containers orchestrated via AWS ECS across multiple Availability Zones for high availability.
  • Designed and optimized PostgreSQL schemas and stored procedures, leveraging SQLAlchemy ORM for efficient data persistence, and implemented detailed audit logging to comply with UAE Central Bank regulations and ISO 20022 standards.
  • Developed React dashboards with Hooks, Redux, Material-UI, and WebSockets, consuming FastAPI REST and GraphQL APIs to display real-time transaction updates, settlement reconciliation, and live financial alerts.
  • Developed React Native mobile application enabling sub-second transaction updates, push notifications, and real-time settlement monitoring across iOS and Android implemented WebSocket-based live transaction feeds for instant user feedback.
  • Integrated AWS SQS and EventBridge for asynchronous messaging and implemented FastAPI gRPC services for inter-service communication, ensuring reliable fault-tolerant workflows with retries, dead-letter queues, and automated monitoring.
  • Implemented robust security with FastAPI middleware, OAuth2 authentication, JWT tokens, AES-256 encryption, and role-based access control to meet PCI-DSS and ISO 20022 compliance requirements for financial transactions.
  • Containerized all FastAPI microservices using Docker, orchestrated deployments with Kubernetes, and automated CI/CD pipelines using AWS CodePipeline, GitHub Actions, and Terraform, reducing production rollout times by 40% while maintaining full infrastructure auditability.
  • Collaborated with Al Etihad Payments, Central Bank officials, and partner banks to scale platform architecture for GCC-wide cross-border payments, designing FastAPI microservices that handle high-volume settlement, reconciliation, and transaction logging efficiently.
  • Implemented Prometheus and Grafana monitoring for FastAPI microservices to track API latency, transaction throughput, and error rates, enabling proactive incident detection and reducing downtime by 20%.
  • Built AI-driven fraud detection pipelines integrating AWS SageMaker anomaly detection models and NLP-based entity recognition for suspicious transaction flagging, leveraging RAG pipelines to retrieve compliance regulations in real time for auditors and regulators.
  • Engineered a FastAPI backend system for Delivery & Logistic Platform consolidating shipment, fleet, and warehouse data for DHL and FedEx, enabling real-time visibility across nationwide delivery hubs.
  • Designed React dashboards and workflows for shipment tracking, fleet management, and warehouse visualization using React Hooks, Redux Toolkit, Tailwind CSS, and D3.js.
  • Designed React dashboards and React Native mobile clients for shipment tracking, fleet management, and warehouse visualization using React Native, React Hooks, Redux, Material-UI, D3.js.
  • Implemented event-driven microservices using AWS Lambda and SQS, reducing processing latency by 35% while integrating REST, GraphQL, and gRPC APIs for tracking, fleet, and warehouse features without compromising reliability.
  • Optimized PostgreSQL schemas and stored procedures to handle millions of daily logistics events, ensuring high availability, data consistency, and supporting TDD and integration testing.
  • Integrated AWS SageMaker predictive routing models and AWS Location Service, improving last-mile delivery efficiency by 25% and reducing fuel costs.
  • Developed LLM-powered knowledge assistant for operations teams, combining RAG pipelines with Elasticsearch and PostgreSQL to retrieve historical shipment data, SOPs, and routing decisions, reducing issue resolution time by 40%.
  • Built scalable APIs via AWS API Gateway with Elastic Load Balancing, enabling integration with Oracle Transportation Management and SAP Logistics modules.
  • Enhanced operational reliability using AWS CloudWatch monitoring, automated failover strategies, and cross functional collaboration with warehousing, fleet operations, and IT teams.
  • Scaled real-time customer service and billing systems of Telkom Indonesia E-commerce Platform by architecting Golang microservices with framework as Gin, deployed on Docker and Kubernetes, integrating PostgreSQL and Redis, and implementing automated tests with Go testing and Testify.
  • Developed micro-frontend components using Angular with NgRx, Angular Material, RxJS, and React with Hooks, Redux, Material-UI, combining TypeScript, HTML, CSS, and JavaScript for modular, maintainable, and responsive interfaces.
  • Enhanced data ingestion pipelines by integrating Apache Kafka with Go microservices, enabling high-volume event processing with real-time fault-tolerant workflows.
  • Optimized API scalability using Redis caching and Go concurrency patterns, reducing response times by 40% and improving MyTelkomsel app performance.
  • Applied PostgreSQL indexing and Elasticsearch integrations in Go services to accelerate queries, reducing billing history and usage tracking response times by 30%.
  • Integrated Salesforce Cloud Service with backend microservices to centralize customer support cases, automate billing dispute resolution, and synchronize customer profiles across channels.
  • Led migration from a monolithic system to microservices architecture using Docker and Kubernetes, ensuring independent scaling.
  • Implemented Prometheus monitoring and Grafana dashboards for Go-based services to proactively detect bottlenecks, reduce downtime by 20%, and mentored junior developers through code reviews, pair programming, and knowledge-sharing workshops.

Senior Software Developer

Updox
04.2019 - 11.2021
  • Spearheaded Updox Forms development using Python FastAPI with AWS RDS PostgreSQL, delivering HIPAA-compliant intake forms for clinics like OhioHealth, mapping dynamic fields with SQLAlchemy ORM, validating workflows using pytest, deployed in Dockerized microservices on ECS for high availability.
  • Developed React frontend modules for patient intake, virtual waiting rooms, and telehealth visits using React Hooks, Redux, Material-UI, and Next.js, consuming GraphQL and gRPC APIs to display lab results, insurance, and history in reusable components like “Patient Info Card.”
  • Implemented e-signature capture using FastAPI, AWS S3, and DocuSign API, enabling Summit Health patients to sign consent forms remotely with encryption and versioned backups managed via S3 lifecycle policies.
  • Engineered Group Video Visits using FastAPI APIs, WebSocket, WebRTC, SignalR, deployed on AWS ECS with Docker, storing session metadata in PostgreSQL, supporting up to 20 participants with sub-200ms latency, integrated with Twilio Video API for session management.
  • Built Virtual Waiting Room workflows with FastAPI microservices, AWS EventBridge, Dockerized containers, Redis for real-time patient queue management, applying TDD with pytest, and configured auto-scaling and CloudWatch alarms to handle high traffic periods.
  • Built React Native modules for patient intake, telehealth, and virtual waiting rooms, integrating HIPAA-compliant Nest.js APIs for secure patient data access and e-signature capture.
  • Integrated HIPAA-compliant payment processing via AWS Lambda functions and PaySimple API, automating co-pay and billing workflows, deployed with CI/CD pipelines for safe updates.
  • Authored a digital adoption playbook using Python automation scripts, PowerShell, and AWS EC2, standardizing clinic onboarding, importing legacy EMR records, saving over 500 admin hours annually, with infrastructure scripted via Terraform for repeatable deployments.
  • Implemented AI-powered chatbot for COVID-19 patient intake, integrated OCR for analyzing CT images, providing automated triage and lab record parsing for OhioHealth and Summit Health.
  • Built medical document RAG pipeline combining Elasticsearch, PostgreSQL, and clinical guidelines, enabling providers to query patient histories, radiology notes, and EMR records using natural language powered by LLMs.
  • Enhanced telehealth visit summaries with NLP-driven entity extraction and clinical coding, reducing administrative overhead for physicians by 30%.
  • Designed and implemented CI/CD pipelines for FastAPI APIs and React frontend modules using Jenkins and GitHub Actions, including unit tests with pytest, integration tests, and automated Docker image builds.

Senior Software Developer

BairesDev
08.2016 - 04.2019
  • Developed a Real-time Nuclear Plant Monitoring System for the San Onofre Nuclear Generating Station using Python Flask APIs, AWS RDS PostgreSQL, and AWS ECS, ensuring high availability for reactor coolant pumps and turbine generators. Implemented SQLAlchemy ORM for data persistence and automated testing with pytest to guarantee reliability of mission-critical telemetry data.
  • Designed React dashboards using React, Redux, Material-UI, D3.js, and Chart.js, enabling real-time visualization of temperature, pressure, flow rates, and turbine performance metrics across multiple reactor units with responsive UI and interactive charts.
  • Implemented Flask middleware with TLS encryption and multi-factor authentication to secure operator logins, meeting NRC compliance standards.
  • Built automated alerting and incident reporting workflows using Flask microservices and AWS EventBridge, leveraging PostgreSQL triggers to detect anomalies such as sudden coolant pressure drops or unexpected turbine vibrations, and automatically notify on-call engineers via AWS SNS.
  • Containerized Flask microservices and React frontend using Docker, deployed on AWS ECS, and orchestrated with Kubernetes to ensure seamless scaling, high availability, and fault tolerance across multiple Availability Zones.
  • Implemented CI/CD pipelines using AWS CodePipeline and Jenkins, automating build, test, and deployment workflows, while leveraging Terraform scripts to provision and manage infrastructure as code, including ECS clusters, RDS instances, load balancers, and auto-scaling policies.
  • Configured Prometheus monitoring and Grafana dashboards to track API latency, container health, and infrastructure metrics, enabling proactive detection of system bottlenecks and reducing potential downtime by 20%.
  • Developed a LegalTech Case Management and Compliance Automation Platform for law firms using Flask APIs and PostgreSQL, with SQLAlchemy ORM and automated tests via pytest. Implemented audit logging to track document modifications and compliance actions.
  • Built React dashboards for document management, compliance workflows, and audit reporting using Redux, and Material-UI, integrating backend APIs for real-time updates, task assignments, and automated reminders.
  • Developed automated contract review features with Flask microservices and PostgreSQL stored procedures, enabling rapid identification of contract clauses and compliance risks, reducing review time by 46%.
  • Engineered compliance audit reporting services deployed on AWS ECS, helping firms meet strict audit requirements with high system reliability.
  • Integrated AWS S3 for secure document storage and optimized PostgreSQL indexing to allow firms to retrieve case files 43% faster.
  • Implemented role-based security with Flask middleware and AWS IAM, automating client intake, workflow approvals, and document routing using AWS Step Functions.
  • Optimized document version control by linking PostgreSQL audit tables with backend services and S3 metadata, monitored using AWS CloudWatch.

Software Developer

YETI
05.2013 - 08.2016
  • Developed and maintained YETI’s E-Commerce Platform on Demandware using Python Flask, implementing complex product catalogs, curated gear collections, and advanced customer account management workflows with TypeScript, HTML5, CSS3, and jQuery, with MySQL for product inventory, transactions, and reporting pipelines.
  • Engineered secure payment workflows by integrating Stripe and PayPal APIs, ensuring PCI-compliant checkout, with automated testing using pytest for transaction reliability.
  • Enhanced frontend performance and responsiveness with adaptive layouts, optimized UI workflows, and dynamic jQuery-based components for seamless desktop and mobile user experience.
  • Designed administrative dashboards integrated with Demandware and MySQL, providing real-time analytics for inventory management, product listings, sales trends, and customer engagement.
  • Conducted backend optimization, query tuning, and caching strategies, improving page load times, system reliability, and peak traffic performance, driving higher conversion rates and customer satisfaction.

Education

Bachelor of Science - Computer Science

Texas A&M University
05.2013

Skills

  • Programming & Frameworks: Python (FastAPI, Flask, Django), SQLAlchemy, Django ORM, React (Hooks, Redux, Nextjs, Material-UI, Tailwind CSS), jQuery, TypeScript, HTML5, CSS3
  • Frontend Libraries & Tools: React Hooks, React Native, Redux Toolkit, Material-UI, Tailwind CSS, Nextjs, D3js, Chartjs, WebRTC, SignalR
  • APIs & Integration: REST APIs, GraphQL, gRPC, E-Signature APIs (DocuSign, PaySimple), Payment APIs (Stripe, PayPal), WebSockets, Twilio Video API, Salesforce GraphQL APIs, Oracle Transportation Management APIs
  • Cloud Platforms & DevOps: AWS EC2, S3, RDS (PostgreSQL, MySQL), ECS, Lambda, API Gateway, EventBridge, SQS, SageMaker, CloudWatch, ELB, Auto Scaling, Docker, Kubernetes, CI/CD Pipelines (AWS CodePipeline, Jenkins, GitHub Actions), Terraform, CloudFormation, PowerShell scripting, Azure App Services, Event Hub, Service Bus, Functions, Blob Storage, Logic Apps
  • Databases & Data Management: PostgreSQL, MySQL, Redis, Elasticsearch, SQL optimization, indexing strategies, caching strategies
  • Messaging & Streaming: Apache Kafka, AWS EventBridge, SQS, Socketio
  • AI & Machine Learning: LLMs, RAG pipelines, HuggingFace Transformers, LangChain, OCR (Tesseract, AWS Textract), NLP (spaCy, NLTK), AWS SageMaker predictive models, anomaly detection, entity recognition, AI-powered chatbots
  • Testing & QA: pytest, unittest, xUnit, MSTest, TDD, Unit Testing, Integration Testing, Automated Testing, Performance Testing
  • Security & Compliance: OAuth2, JWT, AES-256 encryption, Flask/Django middleware, AWS IAM, PCI-DSS, ISO 20022, HIPAA, GDPR, NRC compliance
  • Monitoring & Analytics: Prometheus, Grafana, AWS CloudWatch, Azure Monitor
  • Data & Workflow Automation: PostgreSQL stored procedures, AWS Step Functions, Azure Logic Apps, workflow automation scripts
  • Software Architecture & Practices: Microservices, Micro-frontends, Event-driven architecture, Object-Oriented Design, SOA principles, Multi-threaded / Asynchronous applications, Agile Scrum methodologies
  • Tools & IDEs: Visual Studio Code, IntelliJ IDEA, GitHub, Git, Jira, Confluence, Jenkins, Bitbucket

Timeline

Senior Software Developer

Accenture
11.2021 - 09.2025

Senior Software Developer

Updox
04.2019 - 11.2021

Senior Software Developer

BairesDev
08.2016 - 04.2019

Software Developer

YETI
05.2013 - 08.2016

Bachelor of Science - Computer Science

Texas A&M University
Justin Ankarberg