Python Developer

Description

Join Proximity Works, one of the world’s most ambitious AI technology companies, shaping the future of Sports, Media, and Entertainment. Since 2019, Proximity Works has created and scaled AI-driven products used by 697 million daily users, generating $73.5 billion in enterprise value for our partners. Headquartered in San Francisco with offices in Los Angeles, Dubai, Mumbai, and Bangalore, we help global brands discover high-impact AI use cases, build transformative tech stacks, and scale to hundreds of millions of users.

If you’re excited about building high-performance backend systems at the frontier of AI, this role will give you the opportunity to make global impact.

Role Summary

We are seeking a Backend Engineer to design, build, and scale resilient microservices and APIs that power next-generation AI products. You will partner closely with ML engineers and data scientists to productionize LLMs, RAG pipelines, and multimodal models, ensuring inference is fast, cost-efficient, and production-grade. This is a hands-on role for someone passionate about distributed systems, performance optimization, and bringing cutting-edge AI to millions of users.

What You’ll Do

• Design and build scalable microservices that power Proximity’s AI-driven search and discovery stack.
• Develop backend services and APIs to support LLM-powered applications.
• Collaborate with ML engineers and data scientists to integrate RAG pipelines, multimodal models, and inference workloads into production.
• Optimize inference pipelines for latency, throughput, and cost efficiency (e.g., batching, caching, token budgeting).
• Own end-to-end delivery of complex backend projects, from design to deployment and monitoring.
• Write high-quality, maintainable code with rigorous testing and fault-tolerant practices.
• Drive operational excellence through performance tuning, incident response, and root cause analysis.
• Work cross-functionally with Product Managers, Data Scientists, and global engineering teams to translate business needs into scalable technical solutions.

What Success Looks Like

• Robust, resilient backend systems powering AI-driven applications for Proximity’s global partners.
• Consistent reduction in inference latency and infrastructure costs.
• High availability and fault tolerance across production services.
• Rapid, collaborative feature delivery with product and ML teams.
• Clear documentation and monitoring practices that ensure operational smoothness.

Requirements

What You’ll Need

• Bachelor’s or Master’s degree in Computer Science or a related field.
• 4–6 years of backend development experience, ideally with exposure to AI or large-scale data systems.
• Proficiency in Java, Golang, or Python with strong coding and system design fundamentals.
• Experience designing and scaling distributed systems at production scale.
• Exposure to LLM inference setups (e.g., vLLM, Hugging Face Inference, Triton).
• Strong debugging, profiling, and performance tuning skills for latency-sensitive applications.
• Knowledge of storage systems, query optimization, and caching strategies.
• Hands-on experience with AWS (preferred), Kafka, and CI/CD pipelines.
• Ability to work autonomously and deliver in fast-paced environments.
• Passion for mentoring engineers and leading by example.
• Curiosity about ad-tech and search systems, and how to optimize them for user and business outcomes.

Success Traits

Builder’s mindset · High ownership · Analytical clarity · Collaborative spirit · Global mindset · Growth orientation

Benefits

Why Join Proximity Works

• Work directly on frontier AI problems with some of the world’s largest sports, media, and entertainment brands.
• Be part of a global-first, high-performance engineering culture.
• Competitive compensation aligned with global markets, with remote-first flexibility.
• Annual global off-sites with Proxonauts from San Francisco, Dubai, India, and beyond.
• High autonomy, direct accountability, and the opportunity to ship AI systems at scale.

We are seeking a motivated and detail-oriented Junior Backend Engineer to join our team. The role involves developing and maintaining backend systems using Django and Python, while also managing on-premises hardware and deployments. You will work closely with cross-functional teams to ensure our software is reliably configured, deployed, and maintained in an on-prem environment.

Key Responsibilities

Backend Development: Design, develop, and maintain backend services and APIs using Python (Django or Flask).

On-Prem Deployment: Install, configure, and manage software on on-premises hardware, including servers and networking equipment.

Database Management: Design database schemas, write efficient queries, and optimize data access layers (PostgreSQL, MySQL, etc.).

API Integration: Implement and maintain RESTful APIs and integrate with third-party services.

Troubleshooting & Debugging: Diagnose and resolve application and infrastructure issues to ensure high availability.

Version Control & CI/CD: Use Git for version control and contribute to continuous integration and delivery pipelines (GitHub Actions, Jenkins, etc.).

Security & Compliance: Work with the team to ensure software and infrastructure meet security and compliance requirements.

Documentation: Maintain clear, comprehensive documentation for your code, configurations, and on-prem deployment processes.

JOB POSITION- FULL TIME BACKEND ENGINEER (TRADING SYSTEMS)

Satsio is an African startup that is building a crypto exchange for both spot trading and perpetual futures trading. We have many exciting and innovative features and products in the pipeline. We are looking to add to our engineering team and we are recruiting for a full time backend engineer (trading systems).

How to apply:

After reading the job description, please complete the job application via the following link: https://forms.gle/wEdVVktX3iVLCqj59

Location

This is a fully remote position. We are accepting applications from worldwide candidates.

Remuneration

Salary range in USDT shown at the top of the advert, depending on skills, experience, and location, and subject to good performance, vesting shares of 1% of the business.

Requirements

·      Proficiency in Python and expertise in working with websockets

·      Proven experience in designing and implementing complex REST APIs

·      Project experience with Flask and Django

·      Proficient with Linux and experienced working with cloud servers

·      Excellent communication skills

·      Intellectually motivated and a quick learner

·      Fluent in both spoken and written English

Preferences

·      Proficient in C++ or another low latency language

·      Experience building matching engines and trading systems

·      Experience working in the crypto exchange industry

·      Experience with blockchain nodes, creating blockchain wallet systems, cryptocurrency deposit and withdrawal systems and optimising network fees

·      Familiar with the agile development process, Github flow, and modern software engineering practices

·      Align working hours with the standard 9am-6pm UTC+1 schedule

Key Responsibilities

·      Review and understand existing backend code base and make improvements where necessary

·      Matching engine and improving its speed

·      The system that updates user balances following user transactions and performs the necessary checks prior to permitting transactions

·      Cloud server configurations and deployment and cost optimisation of resources

·      Creating APIs with supporting documentation for users who trade algorithmically directly via APIs and not via the frontend

·      Work on our p2p trading product and KYC process

·      Building the perpetual futures trading product and integrating data from 3rd party APIs

·      Performing unit tests, integrated tests, performance tests and end to end tests

·      Working on various other backend tasks that the startup requires to be done

Startup culture

Our culture is one of constant innovation. Great teamwork, creativity, a passion for innovation, constantly trying to improve, being hard working, a self starter, a quick learner, taking initiative, a can do attitude, shipping product, loyalty, and having a positive mindset are all traits which we are seeking in our future colleague. We seek to create an environment whereby colleagues can see their long-term career to be with us and to flourish with us as we grow.

GetSupp is looking for a Software Engineer to join its core team. You will be a key member of our team and will develop applications that help simplify a user's health discovery journey.

You will be responsible for the end-to-end development & execution of our core product offerings.

• Own & execute critical features end-to-end and work directly with the founding team to drive customer impact
• Ideate & help design features keeping in mind the scale and high availability of systems
• Develop, test and release schedule critical, high-quality features that will help build a polished product
• 2+ years of hands-on programming experience in Python language
• Experience with application development using Django or Flask
• Experience with MySQL / Postgres / NoSQL and hold a solid understanding of database design concepts
• Experience in API Design with REST & GraphQL
• Experience with caching methodologies using Memcached or Redis
• Experience with search technologies such as Elasticsearch, Lucene or Solr is a plus
• Experience with deployment and infra management using AWS, Azure or GCP is a plus
• A degree in Computer Science/Engineering or an equivalent degree

• Back-end software development
• Software engineering and designing data models and write effective APIs
• Working together with engineers and product teams
• Understanding business use cases and requirements for different internal teams
• Maintenance of existing projects and New feature development
• Consume and integrate classifier/ ML snippets from Data science team

What we are looking for:

• 2+ years of industry experience with the Python and Django framework.
• Degree in Computer Science or related field
• Good analytical skills with strong fundamentals of data structures and algorithms
• Experience building backend services with hands-on experience through all stages of Agile software development life cycle. 
• Ability to write optimized codes,debug programs, and integrate applications with third party tools by developing various APIs
• Experience with Databases.
• Experience with writing REST-APIs.
• Prototyping initial collection and leveraging existing tools and/or creating new tools
• Experience working different types of datasets (e.g. unstructured, semi-structured, with missing information)
• Ability to think critically and creatively in a dynamic environment, while picking up new tools and domain knowledge along the way
• A positive attitude, and a growth mindset

Bonus:

• Experience with relevant Python libraries such as Requests, sklearn, Selenium
• Hands on experience in Machine learning implementations
• Experience with Cloud infrastructure (e.g. AWS) and relevant microservices
• Good Humor