Spearhead development of a user-centric initiative, collaborating with product, engineering, and data teams to revolutionize our products.
Collaborate on designing reliable, maintainable, and scalable systems to support millions of users worldwide.
Leverage AWS services (e.g. Lambda, API Gateway, S3) to build modern, serverless solutions.
Welltech is a global company with Ukrainian roots with the mission to move everybody to start and stay well for life. With five hubs across Cyprus, Ukraine, Poland, Spain and the UK and a diverse, remote-friendly team of 700+ professionals, they continue to scale rapidly.
You’ll own end-to-end execution for backend systems and infrastructure
You’ll build APIs, services, and real-time systems handling complex accounting logic
You’ll collaborate with founders, product, and frontend engineering to turn complex workflows into secure, performant systems
DualEntry, founded in 2024, is a rapidly growing AI startup focused on revolutionizing the finance industry. They provide an AI-native ERP that automates manual data entry, serving businesses from $5M-ARR to NYSE-listed companies, and fostering a culture of urgency and ownership.
Build and enhance backend services that power NodeZero.
Implement and evolve backend APIs in GraphQL and Python.
Collaborate closely with other teams.
Horizon3.ai is a cybersecurity company dedicated to enabling organizations to proactively find, fix and verify exploitable attack vectors. They are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners.
Take part in developing the world’s leading SOC-security solution.
Build key components using major cloud providers.
End-to-end ownership of features, from design through development and deployment.
Cyrebro is an interactive SOC Platform that transforms how businesses respond to and mitigate cyber threats with a centralised security operations infrastructure. The platform provides businesses of all sizes clarity, insight, and real-time cyber recommendations by integrating all of their security events into one central command.
Own end-to-end execution for backend systems and infrastructure.
Implement and validate end-to-end payment and data pipelines.
Build and maintain customer-facing integrations between DualEntry and third-party platforms.
DualEntry, founded in 2024, is a rapidly growing AI startup focused on revolutionizing the finance industry. They provide an AI-native ERP solution that automates manual data entry, catering to businesses ranging from $5M-ARR to NYSE-listed companies.
Assist in leading projects from design to delivery.
Partner with product managers and designers to define requirements during discovery and planning.
Collaborate with developers to deliver those requirements on time as new features or improvements to existing functionality.
Judi Health is an enterprise health technology company providing a comprehensive suite of solutions for employers and health plans. We are a late-stage startup with stability and startup energy with a focus on delivery, but healthy processes with a strong financial outlook that provides a sense of security.
Build new features for the REST API on top of a modern tech stack using Node.js in Typescript, deployed to AWS.
Work alongside senior developers, product management, designers, and QA to implement new features and enhancements.
Develop features using AWS tools such as Lambda, S3, DynamoDB, and Redshift.
Varicent is transforming the Sales Performance Management (SPM) market, redefining how organizations achieve revenue success. They offer cutting-edge SaaS solutions to empower revenue leaders, trusted by industry leaders like T-Mobile and ServiceNow.
Design and improve backend services that support complex business workflows.
Build and evolve distributed systems using modern cloud-native patterns.
Architect and implement event-driven and asynchronous workflows.
EX Squared LATAM partners with leading U.S.-based technology companies to build scalable, high-performance systems. They foster a collaborative and inclusive environment focused on technical excellence across LATAM, allowing opportunities for architectural impact.
Ship code that powers thousands of drivers every single day across multiple countries
Build lightning-fast, serverless architectures on AWS that scale effortlessly
Own the entire backend infrastructure – this isn't just writing code, it's shaping the foundation of our platform
Everfield buys, builds, and grows European vertical market and specialist software companies, providing them with the tools they need to move to the next level. Founded in 2022, Everfield has an ecosystem presence in 9 countries, and growing.
Collaborate on architectural decisions and design best practices
Design and implement new features into the HealthJoy platform
Collaborate with engineering and product team members to improve quality and velocity
HealthJoy turns messy healthcare benefits into clear next steps, using a layered, multi-agent LLM paired with a real-time recommendation system. They have raised $100M+ and grown to a global team dedicated to building impactful technology.
Build an AI-powered ELT platform automating the boring stuff.
Design and scale REST APIs for high-performance data operations using AWS tools.
Collaborate across product, design, and QA to deliver features that just work.
Varicent is redefining how organizations achieve revenue success with cutting-edge SaaS solutions. They empower revenue leaders globally to design smarter go-to-market strategies and maximize seller performance. They are considered a market leader in Sales Performance Management.
Contribute to the modernisation of Python AWS Lambda microservices.
Build and maintain extensive unit test suites to ensure reliability.
Support the rewrite of ingestion capabilities by developing new Python Lambda microservices.
Smart Working believes that your job should not only look right on paper but also feel right every day and aims to connect skilled professionals with outstanding global teams for long-term roles. They are a high-rated workplace on Glassdoor that values growth and well-being.
With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks.
You will support your peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics by participating in ideation.
You will support the operations and availability of your team’s artifacts by creating and monitoring metrics, escalating when needed, and supporting “keep the lights on” & on-call efforts.
Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. They are experiencing explosive growth with millions of customers across thousands of merchants in-store and online, and contributions from new employees will be a key enabler of that growth.
Provide technical and line-management leadership to your development team.
Take responsibility for the successful delivery of projects.
Shape and define architectural decisions ensuring scalability, security, and maintainability.
Nearform is an independent team of data & AI experts, engineers, and designers building intelligent digital solutions and capability at pace. They partner with ambitious enterprises to deliver enduring impact with a collaborative, people-first approach; the team consists of 500 experts in 20+ countries.
Design, build, and maintain scalable, low-latency RESTful APIs and microservices using Python and FastAPI.
Act as the primary owner for PostgreSQL, handling everything from schema design to large-scale data migrations.
Implement and manage vector-based data use cases using pgvector to support embedding storage and high-performance similarity search.
Truelogic is a leading provider of nearshore staff augmentation services headquartered in New York, delivering top-tier technology solutions to companies of all sizes. Their team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies.
Design, build, and maintain full-stack features across our SaaS platform.
Ocra is building a scalable SaaS platform for the mobility, hospitality, and event parking industries. They are looking for a mid-level full-stack engineer who is energized by working in a small, distributed team where autonomy, curiosity, and adaptability matter.
Be responsible for owning and delivering quarterly goals for your team, leading engineers through ambiguity to solve open-ended problems.
Design and implement backend services and APIs using Python or Kotlin, operating within Affirm’s microservice and event-driven architecture.
Proactively identify opportunities to improve system reliability, team efficiency, or architecture and lead efforts to address them.
Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. They are a remote-first company with an emphasis on valuing their employees.
Build and operate backend services and automation for the Snowflake data platform.
Support data ingestion pipelines (RDS/Oracle → Snowflake) and reverse ETL (Snowflake → RDS).
Develop and maintain Airflow (AWS MWAA) workflows for ingestion, data quality, and ops automation.
Upwork is the world’s work marketplace, serving everyone from one-person startups to over 30% of the Fortune 100. They provide a powerful, trust-driven platform that enables companies and talent to work together in new ways that unlock their potential. Last year, more than $3.8 billion of work was done through Upwork.
Design, develop, and implement scalable and robust backend systems and APIs using Python.
Optimize database schemas, queries, and overall performance while maintaining security and data integrity.
Lead debugging, profiling, and monitoring of backend services, proactively identifying and addressing issues before they impact users.
Octave is a modern behavioral health practice creating a new standard for care delivery that’s both high-quality and accessible. With in-person and virtual clinics in multiple states, the company offers evidence-based individual, couples, and family therapy. By raising the bar on how care is delivered and how providers are supported, we are building a sustainable system that values equity, affordability, and effectiveness.
Build and scale RESTful APIs and backend services to enhance the Murj platform.
Design and optimize schemas within relational databases to ensure data integrity and performance.
Gain hands-on experience managing and deploying critical AWS infrastructure.
Murj is a SaaS company providing cardiac device management software solutions. They are dedicated to improving patient care through thoughtful design, quality, and customer satisfaction.