Senior/Lead Python Developer
99x Europe
Role Description
This is a remote position. We are looking for a Senior / Lead Python Developer to join our team and contribute to the development of innovative, data-driven solutions in a research-oriented environment. In this role, you will work on complex systems involving real-time data processing, machine learning pipelines, and hardware-software integration. You will play a key role in designing and building scalable solutions, while also providing technical leadership and contributing to R&D initiatives. The role combines backend development, data engineering, and AI/ML expertise, with a strong focus on real-time systems and full-stack development.
- Develop and maintain systems for:
- Real-time signal processing
- Data pipelines and ML workflows
- Build and integrate solutions involving hardware and software components
- Design and develop full-stack applications connected to data acquisition systems
- Collaborate with multidisciplinary teams in R&D contexts
- Contribute to technical decision-making and architecture design
- Ensure code quality, scalability, and maintainability
- Support experimentation and prototyping in ambiguous environments
Qualifications
- 5+ years of experience in software development
- Strong proficiency in Python
- Experience with Machine Learning / AI
- Experience with real-time systems
- Hands-on experience with backend development:
- Node.js
- APIs
- WebSockets
- MQTT
- Experience with modern development stacks:
- TensorFlow
- TypeScript
- Next.js
- Docker
- Ability to work in ambiguous, experimental, and R&D-driven environments
- Proven ability to take technical ownership and provide leadership
- Strong problem-solving and analytical skills
- Fluency in English
Requirements
- Nice-to-have:
- Experience with signal processing / DSP
- Hardware integration
- Sensors / DAQ systems
- Background in scientific or research-driven projects
- Experience working in multidisciplinary engineering environments
- Strong collaboration and communication skills
- Interest in cutting-edge technologies and experimentation
Company Description
- ...Lead Python Developer Location: Remote 10+ years of experience in leading development teams in building web applications using Python and Flask: Expert knowledge of application routing Expert knowledge of backend web programming Expert knowledge of JSON...SuggestedRemote work
$93.6k - $170.64k
Role Description We currently have a career opportunity for an Enterprise Lead Python Developer to join our team. This is a remote position, must live in the United States. As a Lead Technical Consultant, you will participate in all aspects of the software development...SuggestedFull timeLive inRemote work- ...Python Lead Developer Contract duration: 6 month contract w/potential to hire Location: Remote Required Skills & Experience ~8+ years of development experience ~5+ years of experience with Python and Django ~ Bachelor’s Degree in computer science or equivalent...SuggestedContract workRemote workFlexible hours
$2,000 per month
...para outras squads; ~Desenvolver novas integrações com parceiros. Qualifications ~Experiência comprovada em desenvolvimento Python; ~Experiência com o framework FastAPI; ~Domínio no desenvolvimento e integrações de aplicações web, incluindo APIs REST,...SeniorFull time$120k - $200k
...We are seeking a Lead Python Developer with 7+ years of experience to join the Product Team in building a next-generation AI-powered financial assistant platform. You will be rapidly iterating with business users to test, refine, and deploy chat, reporting, and bespoke...SuggestedTemporary workRemote workFlexible hours- Role Description ~Write clean and scalable code in Python ~Backend Integration ~Contribute your knowledge and experience across... ...across the platform to be seamless and delightful ~Help recruit, develop, and mentor junior developers ~Foster the client engineering...SeniorFull time
- ...Senior Python Developer LinkedIn must be strong and candidate must be in EST, CST or Mountain time zone. I want to keep the rate open to attract the super Sr level candidates, just let me know what they need and will make this happen. This job is about talent and...SeniorRemote work
- Role Description As a Python Engineer, you will join a high-security, regulatory-first environment to develop the scalable backend systems and financial integrations that bridge... .... ~Maintain Technical Excellence: Lead code reviews, mentor mid-level engineers, and...SeniorFull timeFlexible hours
- ...Senior Python Developer With AWS We load data (from EMS/Kafka/Batch files), store data (in Elasticsearch, OpenSearch, DynamoDB, and soon Aurora), in some cases publish data to Kafka, and we build and provide APIs/search services on our datastores. Our consumers are...SeniorRemote work
- Role Description We are looking for a Python Engineer to join the Forecast / Economics Teams working on a cloud-based SaaS product in... ...communication, and problem-solving skills. Requirements ~Developing production-grade backend services using modern Python. ~...SeniorFull timeRemote work
$50 per hour
Role Description We’re looking for Senior Python Developers to join our Expert Network to help train and evaluate cutting-edge AI models. If you have a background in Software Engineering, we’ll send you a quick 10- to 15-minute test to assess your skills. If successful...SeniorContract workWork from homeFlexible hours- Role Description We are seeking a Senior Python Web Developer with proven hands-on SDVI experience to join our team and work directly within our customers' squads in a fully remote, distributed model. The ideal candidate will bring real-world expertise in media supply chain...SeniorFull timeRemote work
$80 - $100 per hour
Role Description An enterprise client is seeking experienced Senior Python Developers to help build the next generation of Artificial Intelligence systems. This opportunity supports the client who is a leading AI platform that enables organizations to build intelligent...SeniorHourly payWeekly payContract workRemote work10 hours per week- Role Description Sora Union is looking for a Python Developer with 4+ years of experience to join our distributed team of creative professionals. Your expertise in Python, problem-solving skills, and ability to build scalable backend solutions will be key to delivering...SeniorFull time
- ...identities, and policies with minimal friction. Tech Stack: ~Python ~AWS (Lambda, SQS, Cognito, IAM, S3, EC2, DynamoDB, SSM, SES... ...up and maintain cloud-based infrastructure and automation. ~Develop secure and scalable APIs. ~Implement real-time capabilities...SeniorFull timeRemote workFlexible hours
$74 - $78 per hour
...Global Financial Firm located in Irving, TX has an immediate contract opportunity for an experienced Sr Python Developer Pay Rate: $74.00 - $78.00 Negotiable based upon years of experience Responsibilities: Partner with multiple management teams to ensure...SeniorContract workImmediate startRemote work- Role Description The project is about developing the new software-based network equipment which provides access to Internet/IPTV/VoIP services... ...architecture. ~The backend is implemented primarily in Python, the persistent layer is built on MongoDB, and the frontend is...SeniorFull timeFlexible hours
$100k - $150k
Role Description We are seeking an experienced Senior Python Developer to design, build, and continuously enhance complex enterprise-grade applications, data-intensive services, and automation platforms. This is a hands-on engineering role focused on delivering robust,...SeniorFull timeH1bImmediate startRemote workVisa sponsorship- ...ambientes cloud; ~Vivência com bancos de dados relacionais e/ou não relacionais. Requirements ~Desejável: Experiência com Python; ~Conhecimento em Spark ou PySpark; ~Experiência com AWS Lambda e arquiteturas Serverless; ~Vivência com AWS Glue; ~...SeniorFull time
- ...Description ROKO Labs is looking for a Senior Python Engineer with deep AI expertise to join... ...Key Responsibilities ~Architect and develop scalable, production-grade Python applications... ...~Experience with system architecture or leading a software team ~PhD (completed or in...SeniorFull timeContract workWork at officeRemote workWork from homeFlexible hours
- Role Description We are looking for a highly skilled Senior Python Developer with experience in generative AI to join our team. We build AI-driven products, where you’ll develop and ship Python services and LLM features (including RAG, tools, and agents) on a daily basis...SeniorFull timeRemote workFlexible hours
- A leading tech consulting firm in the US is seeking a Senior/Lead Backend Engineer proficient in Python and knowledgeable in Java. This remote role involves developing and maintaining backend services while collaborating on unique projects. The ideal candidate will have...SeniorRemote jobFlexible hours
- ...comfortable taking on different challenges that will evolve over time. In the short term, the focus of this role is to help develop Gradio ( a Python framework that lets users build machine learning web apps, and Trackio, a local-first, agent-friendly experiment tracking...SeniorFull timeTemporary workWork at officeLocal areaRemote workFlexible hours
$3,500 - $4,500 per month
Role Description As a Senior Python Backend Developer at Ascend, you'll lead development of our Python-based web applications using Django and FastAPI. You'll architect scalable solutions, implement best practices, and help shape our technical direction while working with...SeniorFull timeRemote work- Role Description We are seeking an experienced Senior AI Engineer to lead the design and implementation of scalable, production... ...~Build production-ready AI systems using Python and modern AI/ML frameworks ~Develop and optimize data ingestion, embedding pipelines,...SeniorFull timeContract workWork at officeRemote workWork from homeFlexible hours
- ...pipeline reliability ~Optimize systems for performance, scalability and cost ~Contribute to clean, maintainable, production-grade Python code Qualifications ~8+ years of software engineering experience with Python as primary language ~Strong background in...SeniorFull timeRemote work
- ...Senior Python Developer We are currently hiring for a Senior Python Developer to join our mighty team and develop and enhance our cutting-edge robo-advisory platform. In this role you will: Collaborate with product owners, designers, and other developers to build...SeniorWork experience placementCurrently hiringLocal areaRemote work
- ...applications. As we continue to grow, we're looking for a skilled Senior Python Developer to join our dynamic team and contribute to our mission of... ...and business processes, surfacing insights that lead to measurable improvements in product, reliability, or cost....SeniorFull timeH1bLocal areaImmediate startRemote workVisa sponsorshipWork visa
- Senior/ Lead Backend Engineer - Python, Java Grid Dynamics We are currently hiring a Senior/ Lead Backend Engineer (Python, Java) for a remote role in the US. Responsibilities Develop and maintain backend services for an internal data management platform Work on migration...SeniorFull timeCurrently hiringWork at officeRemote workFlexible hours
- ...Que tal fazer parte do nosso time como Desenvolvedor(a) Sênior? Buscamos uma pessoa Desenvolvedora Sênior com forte experiência em Python para atuar no desenvolvimento de soluções backend, integrações, APIs, automações e componentes voltados a ambientes em nuvem. Essa...SeniorFull timeRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior/Lead Python Developer. Be the first to apply!
















