Syntho

Synthetic Data, Real Impact

syntho.ai

Syntho

Synthetic Data, Real Impact

syntho.ai

HQRemote

Team Size30

Open JobsUnknown

Total Funding€1M

Latest Fundraise5 years ago

TL;DR

Headquarters: Amsterdam, Netherlands

Product: Syntho Engine — synthetic test data management platform

Focus: Privacy-preserving, production-like synthetic data for testing, analytics, and AI

Recent funding signal: Seed round disclosed Aug 1, 2023

Company Overview

Problem Domain

Synthetic test data, data privacy, data provisioning for testing/analytics/AI

Industry

Data privacy / Synthetic data

Funding Track Record

Seed- 2023-08-01

Most recent disclosed round per company profiles

- 2021-05-31

1000000.00 EUR

Earlier disclosed funding amount and date from company snapshot

Investor Signal

“Cedars-Sinai; TIIN Capital”

Founders

What we do

Join the Team

Senior Software Engineer

On-SiteAmsterdam, NL

On-Site • Amsterdam, NL

About the Company

Company Name: Syntho
Location: Amsterdam, Noord-Holland, Netherlands
Founded: 2020
Industry: Data Technology

Syntho is a data technology organization with strong expertise in AI-generated synthetic data. The company aims to solve the global privacy dilemma and enable an open data economy, where data can be used and shared freely while ensuring privacy. Syntho offers privacy-preserving synthetic data to alleviate legitimate privacy concerns. As a startup, Syntho has ambitious plans for rapid growth in the upcoming years.

About the Role

Job Title: Senior Software Engineer
Employment Type: Full-time
Department: Technology & Development
Location: On-site

Role Description

We are looking for a Senior Software Engineer to join our team and help improve our rapidly growing application. You will work across all layers of our technology stack, solving complex challenges related to distributed computing, performance optimization, and software maintainability. Your contributions will directly impact the scalability, reliability, and efficiency of our platform.

Key Responsibilities

Design, develop, and optimize both frontend and backend components, ensuring clean, maintainable, and efficient code.
Develop production-ready features from front to back.
Address technical debt, refactor inefficient code, and resolve memory overflow issues.
Implement software engineering best practices (SOLID, DRY, Clean Code, Design Patterns, etc.).
Write and maintain unit and integration tests for all application layers.
Improve system observability, monitoring, and debugging tools.
Collaborate with other engineers and stakeholders to define best practices and architectural improvements.

Technology Stack

Ray.io
FastAPI
Celery/Redis
Alembic
Django (being discontinued)
Next.js

Usual Tasks

Enhance and maintain our FastAPI-based web API and help discontinue our Django authentication and authorization layer by adding this support to FastAPI itself.
Improve and extend our Next.js/ReactJS frontend, ensuring a smooth user experience.
Work with Ray.io to optimize and scale our distributed computing tasks.
Optimize PostgreSQL database queries and indexing for high performance.

Requirements

Strong knowledge of computer science fundamentals, including algorithms, data structures, concurrency, and distributed computing.

Preferred Qualifications

Familiarity with message queues (e.g., Redis, RabbitMQ, Kafka).
Experience leading engineering teams or mentoring junior developers.

What's in it for You

Opportunity to work on a cutting-edge distributed computing platform.
Solve real-world challenges related to performance, scalability, and maintainability.
Work with a young & ambitious team that values software engineering best practices.
Engage with state-of-the-art technologies and be at the forefront of the latest (AI) developments.
Contribute to solving one of the key global challenges: the data/privacy dilemma.
Enjoy regular team outings and Friday company catch-ups and drinks.
Experience an awesome startup culture of responsibility and freedom to turn your ambition into reality.

Teeming tracks opportunities at over 24,000 AI startups, then works with you to find (and land) the one you'll love.

DevOps Engineer

ContractHaifa

Contract • Haifa

Mobile Developer

ContractCambridge, GB

Contract • Cambridge, GB

Technical Writer

Full-timeSan Francisco, US

Full-time • San Francisco, US

AI Researcher

Part-timeNovi Sad, RS

Part-time • Novi Sad, RS

Software Engineer

ContractSan Francisco, US

Contract • San Francisco, US

DevOps Engineer

Part-timeLondon, GB

Part-time • London, GB

Proficiency in Python for backend development.

Experience with FastAPI and Django (authentication & authorization).

Proficiency in JavaScript/TypeScript, particularly with ReactJS and Next.js.

Strong experience with PostgreSQL, including query optimization.

Familiarity with Ray.io or similar distributed computing frameworks.

Solid understanding of asynchronous programming and parallel processing.

Experience in designing scalable and maintainable software architectures.

Strong problem-solving skills and ability to work on complex technical challenges.

Excellent communication and collaboration skills.

Experience refactoring large-scale applications and resolving performance bottlenecks.

Knowledge of containerization (Docker, Kubernetes).

Experience with CI/CD pipelines and DevOps practices.