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Mansfield • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Mansfield • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Mansfield • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Mansfield • 50 milesRemote · Hybrid · Onsite · Field · All Environments

93 fastapi developer jobs at 36 companies in Mansfield, TX

3mo

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3mo

Backend Developer- Dallas, TX

Dallas, Texas, United States

$38k-$135k/yr OnsiteFull Time

Photon: Technology services provider offering IT and digital solutions.

Backend development with Java (Spring) and Python (Django/FastAPI); databases, APIs, microservices, security, testing, and cloud tooling.

Java, Spring, Python, FastAPI, Django, Flask, Hibernate, SQLAlchemy, Django ORM, PostgreSQL, MySQL, MongoDB, Redis, Cassandra, Docker, Kubernetes, AWS, GCP, Azure, Lambda, EC2, S3, RDS, Git, GitHub Actions, Jenkins, GitLab CI, Kafka, RabbitMQ, JUnit, pytest, HTTP, OAuth2, JWT

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2mo

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2mo

Software Engineer (Agentic AI/Data Engineering)

Irving, Texas, United States

$74k-$116k/yr HybridFull Time

Gartner

GartnerNYSE: IT: Provides research and advisory services for business leaders.

2+ YOE2+ years software engineering; Python with FastAPI; AI application development; AWS; React; experience in AI orchestration and RAG; production-grade systems.

Python, FastAPI, LangGraph, LangChain, AWS, DynamoDB, React, APIGateway, ECS, EKS, Lambda

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1w

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1w

Senior Java PySpark Developer

Irving, Texas, United States

$125k-$140k/yr OnsiteFull Time

Tata Consultancy Services

Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.

10+ YOE10+ years Java and PySpark/Python development, experience with Python frameworks (Django/Flask/FastAPI), REST/microservices, Big Data environments, CI/CD and Git; strong design, debugging and communication skills.

Java, PySpark, Python, Django, Flask, FastAPI, CI/CD, Git, Snowflake

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3w

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3w

AI ENGINEER L1(CONTRACT)

Irving, Texas, United States

$45k-$121k/yr OnsiteContract

Wipro

WiproNYSE: WIT: Global technology services and consulting for digital transformation.

5+ YOE5+ years software development experience, strong Python and FastAPI skills, experience with generative AI and RAG, familiarity with vector databases and embedding models, cloud deployment (AWS/Azure/GCP), and system/architecture design.

Python, FastAPI, Generative AI frameworks, RAG architectures, AWS, Azure, GCP, vector databases, embedding models, retrieval pipelines

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3w

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3w

Full Stack Software Engineer

Hartford or Irving or New Jersey or Connecticut or United States

OnsiteFull Time

EXL

EXLNASDAQ: EXLS: Provides data analytics and digital operations solutions to businesses.

6+ YOE6+ years software development experience building enterprise web/cloud applications with React, TypeScript, Python (Django/Flask/FastAPI), API development, GCP/GKE, Kubernetes, CI/CD, PostgreSQL/MongoDB; Bachelor's degree in relevant field.

React, TypeScript, Django, Python, FastAPI, Spring Boot, OAuth, PostgreSQL, MongoDB, Kubernetes, CI/CD, RESTful, APIs, SQL, NoSQL, Google Cloud Platform (GCP), GKE, Azure, AWS, HTML5, CSS, JavaScript, jQuery, Bootstrap, Flask, Maven, Jenkins, Figma, BigQuery

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4d

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4d

Software Engineer III – Generative AI Platform Engineering

Addison, Texas, United States

OnsiteFull Time

Bank of America

Bank of AmericaNYSE: BAC: Provides global banking, investing, and financial risk management services.

6+ YOE6+ years software engineering experience, strong Python skills, experience with Generative AI/ML platform development, FastAPI, CI/CD, containers/Kubernetes, MLFlow/Kubeflow, REST APIs, and enterprise security practices.

Python, FastAPI, Jupyter, VS Code, Kafka, MLFlow, Kubeflow, Kubernetes, Git, CI/CD, API Gateway, JWT, MCP

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1mo

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1mo

Gen AI/Pyton Developer - Assistant Vice President

Tampa or Irving

$97k-$145k/yr HybridFull Time

Citi

CitiNYSE: C: Providing global banking, investment, and wealth management services.

5+ YOE5+ years Python experience, hands-on generative AI (OpenAI, Hugging Face Transformers, LangChain), RESTful API development (FastAPI/Flask/Django), cloud (AWS/GCP/Azure), Docker/Kubernetes, software engineering best practices; Bachelor's or equivalent.

Python, OpenAI, Hugging Face Transformers, LangChain, FastAPI, Flask, Django, AWS, GCP, Azure, Docker, Kubernetes, Vault

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2w

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2w

Principal Engineer, CoCounsel

Eagan or Frisco or New York City or Toronto or Ann Arbor or San Francisco or Los Angeles or Irvine or McLean or Washington

$159k-$295k/yr HybridFull Time

Thomson Reuters

Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.

Bachelor's degree (or equivalent) in CS or CE, deep Python and distributed systems experience, hands-on AI/LLM and agent experience, FastAPI/PostgreSQL/AWS familiarity, identity/IAM (SAML, OIDC, OAuth 2.0) expertise, strong communication.

Python, FastAPI, PostgreSQL, AWS, SSO, SAML, OIDC, OAuth 2.0, RBAC, ABAC, Anthropic, OpenAI, LLMs, MCP servers, vector databases, embeddings, semantic search

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1mo

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1mo

Principal Software Engineer (Python)

Irvine or Oklahoma City or Sunrise or Oxford or Dallas or Austin

$155k-$180k/yr HybridFull Time

Cotality

Cotality: Provider of property intelligence, data, and analytics solutions.

10+ YOE10+ years professional software engineering experience; expert Python/FastAPI; semantic, graph, and RAG/Vector retrieval experience; cloud (GCP/AWS/Azure); leadership, TDD, and AI/LLM/SLM familiarity.

Git, Unix, Python, FastAPI, FastMCP, ADK, LLM, SLM, GraphRAG, Vector Databases, RAGAS, DeepEval, GCP, AWS, Azure

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1mo

Senior Machine Learning Engineer

Dallas or Boston or United States

OnsiteFull Time

Quantiphi

Quantiphi: Provides applied AI research and data engineering services.

3+ YOEProven experience building production ML services with Python and FastAPI, designing SDKs, agentic workflows, and CI/CD using Jenkins and GitLab Runners; 3+ years experience preferred.

Python, FastAPI, Jenkins, GitLab Runners, PyVegas, Galileo, Docker, Kubernetes

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1mo

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1mo

Principal Software Engineer (Python)

Irvine or Oklahoma City or Sunrise or Oxford or Dallas or Austin

$155k-$180k/yr HybridFull Time

Cotality

Cotality: Provides property data, analytics, and workflow intelligence solutions.

10+ YOEMaster's or Bachelor's in CS/AI (required), 10+ years software engineering, expert Python/FastAPI, semantic/graph and RAG experience, cloud (GCP/AWS/Azure), Git/Unix, ADK, vector DBs, strong communication and leadership.

Git, Unix, Python, FastAPI, FastMCP, ADK, Vector Databases, GraphRAG, RAGAS, DeepEval, HyDE, GCP, AWS, Azure

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3mo

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3mo

Front end Developer (Angular, Python) - Vice President

Irving, Texas, United States

$126k-$189k/yr HybridFull Time

Citi

CitiNYSE: C: Global diversified financial services holding.

6+ YOE6+ years building enterprise applications with Angular and Python (FastAPI); experience with CI/CD, Kubernetes, container platforms; strong collaboration skills; Gen AI and financial services experience preferred.

Angular, Python, FastAPI, CI/CD, Kubernetes

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1mo

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1mo

Full Stack Engineer (Delivery Toolkit)

Atlanta or Austin or Chicago or Dallas or Houston

$93k-$112k/yr HybridFull Time

Bain & Company

Bain & Company: Provides global management consulting and strategy advisory services.

2+ YOEBachelor's degree or equivalent; 2+ years building web or backend services; strong TypeScript, Node.js, FastAPI/Python, SQL/Postgres, testing, and practical AWS experience; familiarity with CI/CD, Docker, and IaC.

Svelte, SvelteKit, React, TypeScript, Node.js, Python, FastAPI, Zod, Pydantic v2, PostgreSQL, SQL, SQLAlchemy, Docker, Vitest, RTL, Jest, pytest, Playwright, OpenAPI, GitHub Actions, Cursor, GitHub Copilot, S3, RDS, Lambda, ECS, CloudWatch, IAM, API Gateway, SQS, SNS, EventBridge, ECR, Terraform, CloudFormation, CDK

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1mo

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1mo

AI Engineer

Plano, Texas, United States

$94k-$156k/yr OnsiteFull Time

PepsiCo

PepsiCoNASDAQ: PEP: Produces and distributes global snack and beverage products.

7+ YOEBachelor’s in CS/AI/ML; Master’s preferred; 6-8 years software life cycle; ML/LLM/agent development; production shipping experience.

Python, Java, Distributed Systems, FastAPI, asyncio, Pydantic, LangChain, LangGraph, CrewAI, MLflow, Ray, Docker, Kubernetes, Kafka, gRPC, Prometheus, OpenTelemetry, Grafana, Temporal, MEM0

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3mo

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3mo

Lead Security Engineer — Blockchain

Plano or Seattle or Columbus or Wilmington

$152k-$215k/yr OnsiteFull Time

JPMorgan Chase

JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.

7+ YOE7+ years software development, with 2+ years blockchain; strong Java/Python; AWS and Kubernetes; cryptography knowledge; policy engines; REST APIs; observability tools.

Java, Python, Spring Boot, Flask, FastAPI, AWS, EKS, Terraform, Docker, Kubernetes, OAuth 2.0, JWT, TLS/mTLS, Datadog, Dynatrace, Splunk, Grafana, Prometheus, Jenkins, GitHub Actions, Spinnaker, Oracle, PostgreSQL, DynamoDB, MongoDB, Redis

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23h

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23h

Infrastructure Automation Engineer

Charlotte or Plano

OnsiteFull Time

Infosys

InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.

Hands-on experience with Python and Terraform, API development (FastAPI), API gateways, CI/CD tooling (GIT, Jenkins, Ansible), cloud automation, security and disaster recovery; bachelor\u0002s degree or equivalent; authorized to work in the US; relocation/travel possible; strong communication.

Python, Terraform, FastAPI, Kong, AWS API Gateway, GIT, Jenkins, Ansible, JIRA, Java, Springboot

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3w

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3w

Financial Services, Technology Consulting, Digital Engineer - Manager (New York, NY, US, 10001-8604)

New York or Dallas

$171k-$297k/yr HybridFull Time

EY: Global firm providing audit, tax, and professional consulting services.

4+ YOEBachelor's degree, 4+ years relevant experience, 4+ years with Angular, strong JavaScript/TypeScript skills, experience designing APIs and microservices, familiarity with PostgreSQL, Temporal, Java, Python, FastAPI, Keycloak/OAuth2/OIDC, Azure AD, data visualization and CI/CD/TDD practices.

Angular, JavaScript, TypeScript, PostgreSQL, Temporal, Java, Python, FastAPI, OpenAPI, Keycloak, OAuth2, OIDC, Microsoft Azure Active Directory (AAD), D3, Highcharts, Ploty.js, Ember Charts, Microsoft PowerBI, Tableau, Looker

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2mo

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2mo

Mid-Level Software Engineer - USA

United States or Mountain View or New York City or Dallas or Miami or Chicago

HybridFull Time

Cognify Analytics

Cognify Analytics: A technology delivering scalable software solutions.

3+ YOE3–6 years of software development; proficient in multiple languages; strong frontend and backend framework experience; cloud, containers, CI/CD; familiar with AI/ML integration.

React, Next.js, Node.js, Spring Boot, FastAPI, Django, Flutter, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Pulumi, CloudFormation, Kafka, RabbitMQ, SQS, Datadog, Grafana, Prometheus, OpenTelemetry, PostgreSQL, MongoDB, Redis, DynamoDB, Elasticsearch, GraphQL, gRPC, WebSocket, GitOps, OAuth 2.0, JWT, RBAC

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3w

Software Development Engineer – Agentic AI

Frisco, Texas, United States

OnsiteFull Time

Trellix

Trellix: Provides an open cybersecurity platform for threat response.

5+ YOE5+ years Python development experience building and operating production AI/platform systems; Linux proficiency; LangChain and LLM production experience; REST/async APIs, CI/CD (GitHub Actions), observability (OpenTelemetry); familiarity with Postgres, vector DBs, Kubernetes, and AWS.

Python, Linux, Shell scripting, REST, Web APIs, GitHub Actions, LangChain, vLLM, Model Context Protocol (MCP), FastAPI, Node.js, TypeScript, Postgres, NebulaGraph, Qdrant, Gunicorn, Uvicorn, OpenTelemetry, Redis, Langfuse, LangSmith, Kubernetes, AWS RDS, AWS EKS, AWS ElastiCache, AWS Bedrock, CI/CD, Large Language Models (LLMs)

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3d

Software Engineer 2 (Backend AI)

Earth City or Atlanta or Hopkins or Denver or Cincinnati or Brookfield or Irving

$98k-$116k/yr HybridFull Time

U.S. Bank

U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.

3+ YOE3+ years software engineering experience, BS or equivalent, experience with full-stack development, cloud-native and DevOps practices, AI/GenAI familiarity preferred, strong communication and problem-solving skills.

Java, Python, Spring Boot, FastAPI, Node.js, REST APIs, GraphQL, Microservices, Azure, AWS, Azure OpenAI, AWS Bedrock, LLM APIs, LangChain, LangGraph, Semantic Kernel, Docker, Kubernetes, CI/CD Pipelines, GitHub, GitHub Copilot, SQL Server, PostgreSQL, MongoDB, Vector Databases, Embedding Models, RAG

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