Medior Software Engineer (AWS)

Synadia; Amsterdam; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid work

Latest stack

Job summary

Synadia, Amsterdam-based, is searching for a Medior Software Engineer who loves cloud-native AWS and serverless architectures. You’ll build core backend services that connect IoT devices, edge gateways, and industrial machines with secure cloud platforms.

You’ll work across backend and frontend when needed, ship fast via continuous delivery, and collaborate with OT and data teams to turn signals and sensor data into actionable insights. Hybrid work with fast feedback loops.

Qualifications

• 2+ years of software engineering experience.
• Strong knowledge of AWS and serverless development.
• Comfortable with backend and frontend when needed.

Responsibilities

• Build core services to keep platforms fast, secure, and scalable.
• Connect IoT devices, gateways, and machines with secure cloud-native software.
• Create reliable serverless data flows from edge to cloud.
• Turn hardware signals and sensor data into structured information.
• Collaborate with OT specialists, cloud engineers, and data teams.
• Push code live through continuous delivery, and see impact within days.

Skills

AWS

DynamoDB

Lambda

API Gateway

EventBridge

SQS

SNS

Cognito

CloudWatch

IoT Core

Step Functions

S3

CDK

TypeScript

Python

Serverless

Job description

Medior Software Engineer (AWS) 2026-05-20T19:22:40+01:00

Medior Software
Engineer (AWS)

We ask

• 2+ year experience
• Strong knowledge of AWS and serverless development.
• Comfortable working across backend and frontend when needed.

We offer

• Work with the latest stack
• Hybrid work: home & office
• Salary matched to your expertise

32/40Hours

Amsterdam

What’s in it

Your next adventure!

At Synadia, we bridge the physical and digital worlds. We build IoT and cloud solutions that don’t just collect data, they understand, predict, and improve. No fluff, just real results.

Clear goals, short feedback loops,
results you can actually show.

We’re looking for a Medior software Engineer who enjoys working with cloud-native technologies and is ready to help drive our projects forward. At Synadia, we value engineers who think beyond their own piece of the puzzle. While your focus is backend development, you’ll still have the freedom to contribute to the broader product: from building reliable serverless services to occasionally shaping the frontend that brings everything together.

Your role

What you’ll do

As a medior software engineer at Synadia you’ll build the core services that keep our platforms fast, secure, and scalable.

You’ll help build the backend systems that connect IoT devices, gateways, and industrial machines with secure, cloud-native software. You’ll work on fast, reliable data flows and clean serverless services that keep information moving smoothly from the edge to the cloud.

Your role goes beyond writing code. You’ll help turn hardware signals, sensor data, and real machine behavior into structured, useful information. You’ll work together with OT specialists, cloud engineers, and data teams to make sure every device fits into a secure and future‑ready environment.

The work you contribute to becomes part of the digital backbone our customers depend on. With short feedback loops, a pragmatic mindset, and plenty of room to grow, you’ll help deliver solutions that improve performance and unlock the full value of connected assets.

• Take ownership of complex IoT solutions from concept to production.
• Orchestrating secure edge-to-cloud communication at scale
• Enabling real‑time monitoring and control of industrial processes
• Turning IoT data into actionable insights with AI & ML ready architectures
• Integrate devices and machines into real‑time systems that collect, process and act on data.
• Push code live through continuous delivery, seeing the impact of your work within days.

Looking for

About you as a Medior Software Engineer

You combine hands‑on experience with a willingness to learn and improve with every project.

As a Medior Software Engineer, you enjoy building clean, scalable software and taking ownership of your work. You move quickly, stay curious, and use your growing experience to make solid decisions. You know what delivers value, and you’re always open to exploring smarter, simpler ways to solve problems.

You like staying close to the business, understanding why something matters before you build it. You enjoy taking features from idea to production and improving things step by step. You collaborate naturally, write maintainable code, and bring a pragmatic mindset that helps create software customers can trust.

• Experience with AWS (DynamoDB, Lambda, API Gateway, EventBridge, SQS, SNS, Cognito, CloudWatch, IoT Core, Step Functions, S3, CDK).
• Knowledge of serverless architecture and native AWS implementations.
• Action-driven, clear, and pragmatic. No nonsense, just results.
• Action-driven, clear, and pragmatic. No nonsense, just results.
• Strong technical base (TypeScript and Python).
• Thrives in an environment where we deliver in days, not quarters.

Synadia in a nutshell

We connect systems
into smart solutions.

If you want to get a better feel for your potential new workplace, keep reading below.

01 – Why Synadia? 02 – Our vision 03 – Our mission

Why Synadia?

Forget corporate layers, endless meetings and roadmaps that never lead anywhere. That’s not us. At Synadia we keep things sharp and simple. We move fast, we experiment and we ship, because technology should be about making things work, not talking about them forever.

Most of the time we deliver complete end-to‑end solutions for our clients. That means you’re not just building a piece of technology, you’re shaping a full platform that has direct impact on how our customers run and grow their business. What you build today could be running in