Rest API Jobs - Remote & On-site

Rest API jobs at vetted startups and product companies on Alion. Search backend, API design and integration roles; many positions support remote work and salary ranges are shown where available. Listings updated daily. Browse and apply today.

AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

TTEC Digital

ttecdigital.com
TTEC Digital is a customer experience (CX) technology and consulting firm headquartered in Greenwood Village, Colorado, and is a division of TTEC Holdings, founded in 1982. The company provides AI-powered contact center solutions, CX strategy consulting, data analytics, and cloud platform integrations through partnerships with providers like Microsoft and AWS. It operates globally with over 1,500 professionals, serving enterprise clients across various industries to modernize their digital ecosystems and customer engagement operations.
ttecdigital.com • HQ: Greenwood Village, United States • Customer Analytics • Data & Analytics • Conversational AI • IT Consulting • Information Technology • Artificial Intelligence • Customer Relationship Management (CRM) • Software • Est. 1982
HQ: Greenwood Village, United States • Customer Analytics • Data & Analytics • Conversational AI • IT Consulting • Information Technology • Artificial Intelligence • Customer Relationship Management (CRM) • Software • Est. 1982
Verified live · 2 hours ago 5 months ago

Senior Consultant - Microsoft

$17k – $41k per year (Estimated) • Senior • 6+ years expRemote/Hybrid (Hyderabad, Pakistan) • Bachelor's Degree • Full-Time • Senior
C#
JavaScript
TypeScript
C#
ASP.NET Core
DevOps
Azure
Azure DevOps
Git
Rest API
Management
Power Automate
Apply
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Sanction Scanner

sanctionscanner.com
Sanction Scanner is an AML compliance software. Sanction Scanner provides AML Name Screening Software, Transaction Screening Software, AML Transaction Monitoring Software and Adverse Media Screening Software. Drive AML insights with our AML soluti...
sanctionscanner.com • Istanbul • FinTech • Security Compliance • Fraud Detection • Est. 2019
Istanbul • FinTech • Security Compliance • Fraud Detection • Est. 2019
Open 131 dayVerified live · 10 hours ago 5 months ago

Senior .NET Developer

Senior • In office • Bachelor's Degree • Full-Time • Senior
C#
JavaScript
SQL
C#
ASP.NET Core
Databases
Apache Kafka
PostgreSQL
RabbitMQ
Frontend
JQuery
DevOps
Git
Cloudflare
Kibana
Rest API
Apply
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Lyra Health

lyrahealth.com
Lyra Health is the leading provider of Workforce Mental Health benefits, available to more than 15 million people worldwide. The company offers a full spectrum of care offerings, from preventive to severe.
lyrahealth.com • New York • Mexico City • Bengaluru • Nashik • Kochi • Analytics Platforms • Health Care • Mental Health
New York • Mexico City • Bengaluru • Nashik • Kochi • Analytics Platforms • Health Care • Mental Health
Open 131 dayVerified live · 1 hour ago 5 months ago

Analytics Engineer

Middle • 3+ years expJohannesburg • Remote (South Africa) • Full-Time • Middle
SQL
Databases
Snowflake
AI/ML
dbt
DevOps
AWS
Azure
Rest API
Amazon S3
Analytics
Power BI
Marketing
Salesforce
Apply
Report

Capita

capita.com
Capita is a leading provider of business process services, driven by data, technology and people. We are a purpose-led, responsible organisation¬. Every day our 50,000 colleagues help millions of people, by delivering innovative, digitally enabled solutions to transform and simplify the connections between government and citizens, businesses and customers.
capita.com • Mumbai • Krefeld • Woking • Cardiff • Łódź • Government • Data & Analytics • Artificial Intelligence • 501-1000 employees
Mumbai • Krefeld • Woking • Cardiff • Łódź • Government • Data & Analytics • Artificial Intelligence • 501-1000 employees
Open 132 daysVerified live · 1 day ago 5 months ago

Dev Ops Engineer

$65k – $163k per year (Estimated)Remote/Hybrid (Sheffield, United Kingdom) • PhD • Full-Time
C#
JavaScript
TypeScript
AI/ML
Copilot
DevOps
Azure
Azure DevOps
CI/CD
Gitflow
Rest API
Git
Bicep
Analytics
Power BI
Management
Power Apps
Power Automate
Apply
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Sangoma

sangoma.com
Affordable business communications with cloud, hybrid, and on-premises options. Easily integrates voice, video, networking, and security.
sangoma.com • Austin • Atlanta • Chicago • Bengaluru • Makati • Network Security • Telecommunications • Unified Communications
Austin • Atlanta • Chicago • Bengaluru • Makati • Network Security • Telecommunications • Unified Communications
Verified live · 1 day ago 5 months ago

Full Stack Developer - Node.js, TypeScript & React

$21k – $59k per year (Estimated) • Middle • 3+ years expIn office (Bengaluru, India) • Bachelor's Degree • Full-Time • Middle
JavaScript
Node JS
TypeScript
Node JS
BullMQ
Databases
Apache Kafka
MySQL
RabbitMQ
Redis
Frontend
React.js
DevOps
AWS
Azure
CI/CD
Docker
GCP
Git
Kubernetes
Rest API
WebSockets
Apply
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IDnow

idnow.io
IDnow is a European identity verification provider offering automated, video-based and electronic identity checks. Founded in 2014 in Munich, it meets the strict regulatory requirements of German and French financial supervision. Its artificial intelligence models detect forged documents and presentation attacks.
idnow.io • HQ: Munich, Germany • Fraud Detection • Financial Services • Cybersecurity • Est. 2014
HQ: Munich, Germany • Fraud Detection • Financial Services • Cybersecurity • Est. 2014
Open 132 daysVerified live · 1 hour ago 5 months ago

QA Engineer (f/m/d)

$16k – $63k per year (Estimated) • Junior • 2+ years expRennes • Remote (France) • Contractor • Junior • French: C1 • English: C1 (Optional)
Python
DevOps
CI/CD
Rest API
QA
Appium
Pact
Playwright
Selenium
Apply
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Cv-Library

cv-library.co.uk
CV-Library is the UK's leading independent job board. We pride ourselves on having the industry's largest CV database, which is bursting with over 13 million CVs. Our client list is crammed with the biggest brand names in recruitment and a healthy...
cv-library.co.uk • Cape Town • London • Financial Services • Est. 2000
Cape Town • London • Financial Services • Est. 2000
Open 133 days 5 months ago

Principal Software Engineer

$95k – $191k per year (Estimated) • Lead • In office • Full-Time • Principal
JavaScript
Go
Perl
PHP
Databases
ElasticSearch
MySQL
Frontend
Next.js
React.js
Mobile
React Native
DevOps
AWS
Kubernetes
Rest API
Apply
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Commure

commure.com
Commure Raises $70M at $7B Valuation to Transform Healthcare Operations Using AI Learn More Reshaping the healthcare landscape. Complexity is killing healthcare - it's hurting patients, providers, and administrators who work day-in day-out to keep us healthy.
commure.com • HQ: Mountain View, United States • Artificial Intelligence • Health Care • Digital Health
HQ: Mountain View, United States • Artificial Intelligence • Health Care • Digital Health
Open 133 daysTop 25% pay 5 months ago

Senior Fullstack Engineer, Commure Pro

$160k – $230k per year • Senior • San Francisco • Remote (United States) • Bachelor's Degree • Full-Time • Senior
Java
JavaScript
Java
Spring Boot
Databases
PostgreSQL
AI/ML
NLP
Frontend
React.js
DevOps
AWS
Azure
GCP
Rest API
CI/CD
Docker
Kubernetes
Apply
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Apptronik

apptronik.com
Apptronik is a humanoid robotics company spun out of a robotics laboratory at the University of Texas at Austin in 2016. Its Apollo robot is designed for logistics and manufacturing work such as case handling and machine tending, with force-controlled actuators built in-house. The company works with Google DeepMind on robot learning and has run pilots with large manufacturers and retailers.
apptronik.com • HQ: Austin, United States • Artificial Intelligence • Design & Creative • Robotics • Est. 2016
HQ: Austin, United States • Artificial Intelligence • Design & Creative • Robotics • Est. 2016
Open 133 daysVerified live · 1 hour ago 5 months ago

Technical Lead Manager - Fleet Connect

$181k – $367k per year (Estimated) • Lead • 10+ years expIn office (Austin, United States) • Bachelor's Degree • Full-Time • Staff
C++
Python
TypeScript
JavaScript
Databases
Apache Kafka
Frontend
React.js
DevOps
gRPC
Rest API
Docker
Git
Kubernetes
Robotics
Apollo
IoT
MQTT
OPC UA
Apply
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Yuno

yuno.ai
Yuno is an educational technology company based in San Francisco, California, and was founded in 2023. The organization develops an artificial intelligence-driven tutoring platform that provides personalized learning experiences and study assistance for students and professionals. It operates as a digital platform focusing on the integration of large language models to enhance academic performance and knowledge retention.
yuno.ai • HQ: San Francisco, United States • Higher Education • Secondary Education • Conversational AI • LLM & Generative AI • Education • Artificial Intelligence • EdTech Platforms • Est. 2023
HQ: San Francisco, United States • Higher Education • Secondary Education • Conversational AI • LLM & Generative AI • Education • Artificial Intelligence • EdTech Platforms • Est. 2023
Open 133 daysVerified live · 3 hours ago 5 months ago

Product Owner

$34k – $87k per year (Estimated) • Equity • Junior • 2+ years exp • Remote (Argentina, Brazil, Colombia, Spain, Chile) • Junior
Rest API
Apply
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Crusoe

crusoeenergy.com
Crusoe (formerly Crusoe Energy Systems) is an energy-first AI infrastructure and cloud computing company headquartered in Denver, Colorado. The company specializes in building and operating high-performance AI data centers powered by stranded, wasted, or underutilized energy sources - such as flared natural gas from oil fields and surplus renewable power.
crusoeenergy.com • HQ: Denver, United States • Hardware • AI Infrastructure • Information Technology • Data Centers • 1001-5000 employees
HQ: Denver, United States • Hardware • AI Infrastructure • Information Technology • Data Centers • 1001-5000 employees
Top 25% payVerified live · 3 hours ago 5 months ago

Senior Systems Engineer - IAM

$165k – $200k per year • Equity • Senior • 5+ years expIn office (San Francisco, United States) • Bachelor's Degree • Full-Time • Senior
PowerShell
Python
DevOps
Rest API
IAM
Cybersecurity
Okta
Zero Trust
Management
Google Workspace
Apply
Open 274 daysTop 25% pay 9 months ago

Senior Product Security Engineer

$175k – $215k per year • Equity • Senior • 7+ years expIn office (San Francisco, United States) • Full-Time • Senior
Go
JavaScript
Node JS
DevOps
CI/CD
Docker
gRPC
Kubernetes
Rest API
GitLab
Cybersecurity
OWASP Top 10
OWASP ZAP
Semgrep
Apply
Report

Voyage AI

voyageai.com
Voyage AI provides cutting-edge embedding models and rerankers for search and retrieval.
voyageai.com • Chicago • Gurgaon • Dublin • Bengaluru • Toronto • Artificial Intelligence • Road Transport • LLM & Generative AI • 1001-5000 employees
Chicago • Gurgaon • Dublin • Bengaluru • Toronto • Artificial Intelligence • Road Transport • LLM & Generative AI • 1001-5000 employees
Verified live · 24 min ago 5 months ago

Senior Engineer - Business Systems (Integrations)

$23k – $61k per year (Estimated) • Senior • 5+ years expRemote/Hybrid (Gurgaon, India) • Bachelor's Degree • Senior
Python
Ruby
Apex
Apex
MuleSoft
AI/ML
AI Agents
Model Context Protocol
DevOps
AWS
Azure
CI/CD
GCP
Rest API
Marketing
Salesforce
Apply
Report

Hunt St

huntst.com
Hunt St is an Australian recruitment agency based in Sydney, New South Wales, and founded in 2024 by brothers Shaun and Eliot Cunningham. The company specializes in connecting Australian small and medium-sized enterprises with professional offshore talent from the Philippines through a direct-hire model. It provides candidate screening, interviewing, and legal compliance support for a one-time finder's fee, focusing on roles in administration, finance, marketing, and IT.
huntst.com • HQ: Sydney, Australia • Data Entry & Processing • Lead Generation • Sales & Marketing • IT Outsourcing • Information Technology • Virtual Assistant Services • Professional Services • Human Resources • 201-500 employees • Est. 2024
HQ: Sydney, Australia • Data Entry & Processing • Lead Generation • Sales & Marketing • IT Outsourcing • Information Technology • Virtual Assistant Services • Professional Services • Human Resources • 201-500 employees • Est. 2024
Verified live · 3 hours ago 5 months ago

Web Developer / Growth Engineer (007-799)

$30k – $38k per year • Remote (Philippines) • Full-Time
JavaScript
DevOps
Rest API
Management
Zapier
Marketing
HubSpot
Apply
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Amber

amber.com.au
Amber gives customers dynamic power prices that change depending on the real wholesale value of energy. Customers can pay less by charging your battery when energy is greener and cheaper as well as earn more by exporting when prices increase. Combined with Amber's smart tech, solar and battery owners have the power to supercharge their savings, take control of their battery and make their energy work harder for them.
amber.com.au • HQ: Melbourne, Australia • Energy & Utilities • Solar Energy • Energy Management
HQ: Melbourne, Australia • Energy & Utilities • Solar Energy • Energy Management
Open 137 daysVerified live · 1 day ago 5 months ago

(Senior) Backend Engineer (F/M/*)

$69k – $116k per year • Senior • In office (Aachen, Cologne, Germany) • Full-Time • Senior • German: C1
C++
JavaScript
Python
Rust
DevOps
Rest API
Apply
Report

Appier

appier.ai
Appier is a publicly traded, AI-native software company headquartered in Taipei, Taiwan. Founded in 2012, the company provides enterprise-grade AdTech and MarTech SaaS platforms that turn predictive and generative AI into measurable marketing ROI. Its software suite - comprising Ad Cloud, Personalization Cloud, Data Cloud, and autonomous AI agents - enables global enterprise clients across e-commerce, retail, gaming, and finance to automate user acquisition, personalize cross-channel customer engagement, optimize campaign delivery, and unify real-time customer data.
appier.ai • HQ: Taipei, Taiwan
HQ: Taipei, Taiwan
Verified live · 2 hours ago 5 months ago

Senior Product Manager (Ad Cloud Platform)

Senior • 2+ years expRemote/Hybrid (Taipei, Taiwan) • Senior
AI Agents
Claude
Claude Code
Copilot
Cursor
LLM
Prompt Engineering
OpenAI Codex
DevOps
Rest API
Apply
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Moderntreasury

moderntreasury.com
Launch payment operations in days, not months. One API for multi-rail payments with programmable accounts, real-time reporting, and built-in compliance.
moderntreasury.com • San Francisco • New York • Stablecoins • Cryptocurrencies • Blockchain & Crypto
San Francisco • New York • Stablecoins • Cryptocurrencies • Blockchain & Crypto
Open 138 daysVerified live · 1 day ago 5 months ago

Technical Account Manager

$125k – $160k per year • In office (San Francisco, New York, United States) • Full-Time
SQL
AI/ML
AI Agents
DevOps
Rest API
Apply
Report

Jeeves

tryjeeves.com
Jeeves is an all-in-one global financial operating platform and corporate card provider headquartered in Orlando, Florida. Founded in 2019 by Dileep Thazhmon and Sherwin Gandhi, the venture-backed fintech unicorn has raised over $380 million from investors including Andreessen Horowitz, Y Combinator, and CRV.
tryjeeves.com • HQ: Orlando, United States • Financial Services • FinTech • Credit Cards • Payments • Est. 2019
HQ: Orlando, United States • Financial Services • FinTech • Credit Cards • Payments • Est. 2019
Open 138 daysVerified live · 2 hours ago 5 months ago

Senior AI Engineer

$56k – $141k per year (Estimated) • Senior • 5+ years exp • Remote (Argentina) • Bachelor's Degree • Full-Time • Senior
Go
Node JS
Python
JavaScript
Databases
pgvector
Pinecone
PostgreSQL
Weaviate
Apache Kafka
AI/ML
Anomaly Detection
Cohere SDK
LangChain
LlamaIndex
LLM
Prompt Engineering
RAG
Semantic Search
Anthropic
Hugging Face
Human-in-the-Loop
OpenAI
Semantic Search
Structured Outputs
MLFlow
Vertex AI
Weights & Biases
Amazon SageMaker
DevOps
AWS
Azure
GCP
gRPC
Rest API
Vector
Amazon Kinesis
Analytics
A/B Testing
Apply
Open 138 daysVerified live · 2 hours ago 5 months ago

Senior AI Engineer

$51k – $129k per year (Estimated) • Senior • 5+ years exp • Remote (Mexico) • Bachelor's Degree • Full-Time • Senior
Go
Node JS
Python
JavaScript
Databases
pgvector
Pinecone
PostgreSQL
Weaviate
Apache Kafka
AI/ML
Anomaly Detection
Cohere SDK
LangChain
LlamaIndex
LLM
Prompt Engineering
RAG
Semantic Search
Anthropic
Hugging Face
Human-in-the-Loop
OpenAI
Semantic Search
Structured Outputs
MLFlow
Vertex AI
Weights & Biases
Amazon SageMaker
DevOps
AWS
Azure
GCP
gRPC
Rest API
Vector
Amazon Kinesis
Analytics
A/B Testing
Apply
Open 138 daysVerified live · 2 hours ago 5 months ago

Senior AI Engineer

$50k – $126k per year (Estimated) • Senior • 5+ years exp • Remote (Brazil) • Bachelor's Degree • Full-Time • Senior
Go
Node JS
Python
JavaScript
Databases
pgvector
Pinecone
PostgreSQL
Weaviate
Apache Kafka
AI/ML
Anomaly Detection
Cohere SDK
LangChain
LlamaIndex
LLM
Prompt Engineering
RAG
Semantic Search
Anthropic
Hugging Face
Human-in-the-Loop
OpenAI
Semantic Search
Structured Outputs
MLFlow
Vertex AI
Weights & Biases
Amazon SageMaker
DevOps
AWS
Azure
GCP
gRPC
Rest API
Vector
Amazon Kinesis
Analytics
A/B Testing
Apply
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Axios

axios.com
Smart, efficient news worthy of your time, attention, and trust. Covering local news, politics, health, climate, tech, media, business, sports, world, science and more.
axios.com • Miami • Denver • Washington • Chicago • Charlotte • Government • Digital Media • Media & Entertainment
Miami • Denver • Washington • Chicago • Charlotte • Government • Digital Media • Media & Entertainment
Open 139 daysVerified live · 1 hour ago 5 months ago

Software Engineer

$90k – $220k per year (Estimated) • Senior • 5+ years exp • Remote (United States) • PhD • Internship • Senior
Go
Python
Node JS
JavaScript
Python
Django
Node JS
Axios
Databases
MySQL
PostgreSQL
AI/ML
Claude
Claude Code
Copilot
DevOps
AWS
Docker
GCP
Grafana
gRPC
Honeycomb
Kubernetes
Prometheus
Rest API
GitHub
Apply
Report

Blablacar

blablacar.com
BlaBlaCar is the world's leading community-based travel network. Bus or carpool, find the perfect ride from a wide range of destinations and routes at low prices.
blablacar.com • Nice • Paris • Kyiv • Travel & Tourism • Transportation & Logistics • Shared Mobility • 501-1000 employees
Nice • Paris • Kyiv • Travel & Tourism • Transportation & Logistics • Shared Mobility • 501-1000 employees
Open 140 daysVerified live · 3 min ago 5 months ago

Confirmed Backend Engineer - Carpool Monetization

$52k – $98k per year (Estimated) • Equity • Remote/Hybrid (Paris, France) • Full-Time • English: C1
Java
Kotlin
Java
Spring Boot
Kotlin
Mockito
Databases
Apache Kafka
Mobile
JUnit
DevOps
Datadog
Docker
Git
Kubernetes
Rest API
Terraform
Apply
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Planner 5D

planner5d.com
Planner 5D is an innovative company that provides a comprehensive interior design software solution. Their platform allows users to create detailed 3D home designs, floor plans, and interior layouts using advanced AI tools. Planner 5D's software is equipped with features such as 360-degree walkthroughs, mood boards, and a vast library of furniture and decor items.
planner5d.com • Tbilisi • Warsaw • Belgrade • Amsterdam • Design & Creative • 3D Design • Software
Tbilisi • Warsaw • Belgrade • Amsterdam • Design & Creative • 3D Design • Software
Open 140 daysVerified live · 1 day ago 5 months ago

Android Team Lead

Lead • 7+ years expBelgrade • Remote (Poland, Serbia) • Contractor • Staff
Java
Kotlin
SQL
C++
Java
RxJava
Kotlin
Dagger
Kotlin Coroutines
C++
OpenGL
Databases
SQLite
AI/ML
LLM
Mobile
Android SDK
Jetpack Compose
Room
DevOps
Git
Rest API
Apply
Open 140 daysVerified live · 1 day ago 5 months ago

Android Team Lead

$47k – $122k per year (Estimated) • Lead • 7+ years expRemote/Hybrid (Warsaw, Poland) • Contractor • Staff
Java
Kotlin
SQL
C++
Java
RxJava
Kotlin
Dagger
Kotlin Coroutines
C++
OpenGL
Databases
SQLite
AI/ML
LLM
Mobile
Android SDK
Jetpack Compose
Room
DevOps
Git
Rest API
Apply
Report
Rest API Jobs - Remote & On-site
Frequently asked questions
Rest API: How many jobs are available now?
Alion currently lists 4,467 Rest API jobs across multiple companies, updated frequently.
Rest API: What is the typical salary for these roles?
The typical salary for Rest API roles on Alion is about $115,376 USD.
Rest API: Are remote work, relocation, or visa sponsorship options available?
Many Rest API listings are remote or hybrid; individual job posts specify relocation and visa sponsorship when available.
Rest API: How do I apply to jobs on Alion?
Open a Rest API listing to read the details and click apply to submit through the employer or Alion's application process.