Last updated: 2025-05-22

23 Backend Software Engineering jobs in Paris.

Hiring now: Software Engr @ Fabulous, Sr Software Engr @ Cryptio, Sr Software Engr Internal @ Datadog, Backend Software Engr @ Pigment, Software Engr @ Gorgias, Staff Engr @ Believe, Backend Engr @ Qonto, Not Specified @ Scality, Software Engr Poker Game @ Winamax, Sr Backend Engr @ H.Explore more at at kaamvaam.com

🔥 Skills

Python (9) Kubernetes (7) Golang (7) distributed systems (6) Go (4) APIs (4) AWS (4) PostgreSQL (3) Docker (3) Blockchain (3)

📍 Locations

Paris (23)
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Fabulous

Software Engineer Paris
Skills & Focus: node.js, eslint, unit testing, e2e tests, API development, object-oriented programming, microservice architecture, Google Cloud, scaling architectures, user experience
About the Company: An award-winning health, wellness, & coaching company that creates apps which fall in the top ten internationally. Our science-based approach sits squarely in …
Experience: Strong coding skills with Node.js, experience with developing, releasing, and maintaining modern API layer, and experience with object-oriented languages (preferred Kotlin).
Type: Full-time
Benefits: Professionally nourishing environment, flexible and fully remote, team challenges and events on Slack, minimal meetings…

Cryptio

Senior Software Engineer Paris
Skills & Focus: Rust, PostgreSQL, Kubernetes, Docker, Data & Reconciliation API, Fintech, High-performance systems, Blockchain, Software engineering, Collaboration
About the Company: Cryptio is a company focused on building products related to crypto, finance, accounting, and reconciliation. Their mission involves enabling large-scale users…
Experience: 5+ years of experience in software engineering
Type: Full-time
Benefits: Fully-Remote / Hybrid working options, 25 Days Paid Holiday + Bank Holidays + Your Birthday Off, maternity and paternit…

Datadog

Senior Software Engineer - Internal Service Platform Paris
Skills & Focus: Python, Golang, internal tooling, developer experience, automation, service reliability, SDLC, engineering teams, collaboration, cloud
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: significant experience contributing to a software engineering team
Benefits: New hire stock equity (RSUs), employee stock purchase plan (ESPP), continuous professional development, inclusive compa…
Senior Software Engineer - Alerting Paris
Skills & Focus: software engineer, alerting, debug, architect, distributed systems, Elasticsearch, Cassandra, Kafka, Go, observability
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Benefits: New hire stock equity (RSUs) and employee stock purchase plan (ESPP), Continuous professional development, product trai…

Pigment

Backend Software Engineer Paris
Skills & Focus: backend software engineer, Enterprise Performance Management (EPM), database optimization, distributed systems, C#, Java, C++, Golang, Rust, Python
About the Company: Pigment has become one of the fastest-growing SaaS companies in the world today. Our product, a highly efficient Enterprise Performance Management (EPM) platfo…
Experience: More than knowledge of a specific language or framework; experiences as a software engineer working on a product in production.
Type: Full-time

Datadog

Senior Software Engineer - Release Platforms Paris
Skills & Focus: software development, deployment tooling, Kubernetes, Golang, cloud-native, CI/CD, mentoring, fault-tolerant, distributed systems, scalability
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: 5+ years of software development experience
Type: Full-time
Benefits: New hire stock equity (RSUs) and employee stock purchase plan (ESPP); Continuous professional development, product trai…
Staff Software Engineer - Alerting Platform Paris
Skills & Focus: alerting, platform, reliability, scalability, design, distributed systems, real-time systems, performance, architecture, engineering
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: 2+ years in a platform or infrastructure-focused environment
Benefits: New hire stock equity (RSUs), employee stock purchase plan (ESPP), continuous professional development, inclusivity pro…

Gorgias

Software Engineer Paris
Skills & Focus: conversational AI, ecommerce, Python, SaaS tools, scalable, production environments, APIs, GitHub, DevOps, customer support
About the Company: Gorgias is the conversational AI platform for ecommerce that drives sales and resolves support inquiries. Trusted by over 15,000 ecommerce brands, Gorgias supp…
Experience: Experience with Python, Ruby on Rails, Node.js, Java, or C# in building SaaS tools and APIs; Familiarity with shipping applications in production environments; Experience working collaboratively using versioning tools such as GitHub or GitLab; Experience building scalable, fault-tolerant web applications optimized for heavy traffic.
Salary: €86k annual gross
Type: Permanent, full time
Benefits: 5-week vacation plus 2 weeks RTT, Paid sick leave, 6 weeks full remote/year, Paid parental leave (16 weeks), 50% of pub…

Believe

Staff Engineer Paris
Skills & Focus: PHP, Java, MySQL, Kafka, Kubernetes, MongoDB, Snowflake, Spark, GCP, REST

Qonto

Backend Engineer Paris
Skills & Focus: Backend Engineer, APIs, high-quality code, Domain-Driven Design, Go, Ruby, Kubernetes, PostgreSQL, event-driven architecture, cross-functional teams
About the Company: Founded in July 2017, Qonto has rapidly gained trust, serving over 500,000 customers with a highly innovative product and a strong team of over 1,600 professio…
Experience: Strong experience as a software engineer, exposure to architectural patterns of large, high-scale web applications
Type: Full-time

Scality

Not specified Paris
Skills & Focus: FrenchTech, software-defined storage, open-source contributions, remote work, stock options, continuous education, performance rewards, sports and wellness, donation matching, company culture
About the Company: Scality is one of the most prominent FrenchTech startups, recognized throughout the industry for its technical leadership and its open-source contributions.
Benefits: RTT in addition to PTOs, High-end equipment, Stock options distribution, Individual performance rewards, Remote Work po…
Software Engineer Paris
Skills & Focus: Software Engineer, Software Defined Storage, C, Python, Go, Linux, distributed system, data stores, technical leadership, open source contributions
About the Company: Scality is one of the most prominent FrenchTech startups, recognized in France and abroad for its technical leadership and open source contributions. Selected …

Winamax

Software Engineer - Poker Game Services Paris
Skills & Focus: C++, Golang, AWS, microservices, performance optimization, cloud architecture, real-time processing, bug resolution, Event Driven, monitoring
About the Company: Winamax is a powerful and innovative gaming engine offering a highly configurable poker experience and a secure, scalable architecture designed for high-perfor…
Type: Full-time

H Company

Senior Back-end Engineer Paris
Skills & Focus: Python, backend development, REST, gRPC, APIs, cloud computing, AWS, databases, message queueing, monitoring
About the Company: H exists to push the boundaries of superintelligence with agentic AI. By automating complex, multi-step tasks typically performed by humans, AI agents will hel…
Experience: 4+ years of experience in Python backend development
Type: Full time
Benefits: Enjoy a competitive salary, unlock opportunities for professional growth, continuous learning, and career development.

Reflection Ai

Technical Staff, Product Paris
Skills & Focus: backend development, cloud hosting, Kubernetes, Python, Golang, CI/CD pipelines, source control systems, enterprise integration, cloud platforms, APIs
Experience: 3-5 years of experience in backend development
Type: Full time
Benefits: Competitive compensation and benefits, with opportunities for professional growth

Kiln

Senior Backend Engineer Paris
Skills & Focus: Backend Engineering, Golang, API, Blockchain, Smart Contracts, Cryptocurrency, Web3, AWS, Kubernetes, Data Processing
About the Company: Kiln is the leading enterprise-grade rewards platform that enables institutional customers to stake assets and integrate staking & DeFi functionality into thei…
Experience: +6 years as Software Engineer, +3 years Golang experience
Salary: Starting from 80k€ + equity
Type: Full-time
Benefits: Equity share options, competitive salary, flexible holiday, remote working, personal development budget, overseas tech …

Algolia

Software Engineer Paris
Skills & Focus: software engineer, distributed systems, cloud-based architecture, NeuralSearch, high traffic, automated testing, engineering best practices, remote team, library design, problem-solving
About the Company: Algolia was built to help users deliver an intuitive search-as-you-type experience on their websites and mobile apps. We provide a search API used by thousands…
Experience: Experience designing and operating distributed systems in production; Experience working with large datasets and high traffic; Rigor in high code quality, automated testing, and other engineering best practices.
Type: Full-time
Benefits: Flexible workplace strategy; high-trust environment; autonomy in work location.

Bereal

Software Engineer Paris
Skills & Focus: social media, authenticity, unfiltered moments, infrastructure upgrade, software engineering, high autonomy, product decisions, dynamic team, features deployment, user engagement
About the Company: At BeReal, we are dedicated to authenticity in social media. By encouraging users to share unfiltered moments, we foster genuine connections and celebrate real…
Experience: Experience in software development preferred
Type: Full-time
Benefits: Flexible work environment, opportunities for growth, dynamic team culture

Mistral Ai

Software Engineer Paris
Skills & Focus: software engineer, search capabilities, information retrieval, distributed systems, back-end development, Python, Go, C++, infrastructure management, cloud-native
About the Company: At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamles…
Experience: 10+ years of relevant professional work experience
Salary: competitive salary and equity structure
Type: Full-time
Benefits: full health insurance for you and your family, daily lunch vouchers, monthly contribution to a Gympass subscription, mo…

Back Market

Senior Backend Engineer Paris
Skills & Focus: Backend Engineer, Python, FastAPI, SQLAlchemy, Golang, PostgreSQL, Kubernetes, Agile, Microservices, Security
About the Company: Back Market is the world’s leading refurbished electronics marketplace with a team of 650 people, powering operations in 18 countries. Our mission is to empowe…
Experience: Senior Level
Type: Full-time

H Company

Senior Full-stack Engineer Paris
Skills & Focus: Python, Flask, Django, REST, gRPC, Cloud Computing, AWS, CI/CD, Docker, Monitoring
About the Company: H exists to push the boundaries of superintelligence with agentic AI. By automating complex, multi-step tasks typically performed by humans, AI agents will hel…
Experience: 4+ years of experience in Python backend development and frontend frameworks
Type: Full time
Benefits: Competitive salary, opportunities for professional growth, continuous learning, and career development.

Algolia

Software Engineer - Optimization Team Paris
Skills & Focus: optimization systems, data structures, algorithms, software design, automated testing, engineering best practices, cross-functional teams, distributed backend systems, SQL, A/B testing
About the Company: Algolia was built to help users deliver an intuitive search-as-you-type experience on their websites and mobile apps. We provide a search API used by thousands…
Experience: Demonstrated experience working with complex, distributed backend systems and large-scale codebases.
Type: Full-time
Benefits: Flexible workplace strategy, remote work options, high-trust environment.

Blockchain.Com

Senior Back-End Engineer Paris
Skills & Focus: Kotlin, Solidity, Blockchain, Back-End Engineering, DeFi, Smart Contracts, EVM, Docker, Kafka, MySQL
About the Company: Blockchain.com is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the pass…
Experience: Solid experience in Typescript, Solidity; experience working with Blockchain technologies (EVM or non-EVM chains, and defi protocols)
Salary: Competitive full-time salary based on experience and meaningful equity
Type: Full-time
Benefits: Awesome office location, Work from Anywhere policy, Unlimited vacation policy, Performance-based bonuses, Apple equipme…