Infra As React

Content X Back End Developer THRESHOLD United Kingdom (Remote) Job Description No recruiter . Female applicants are welcome. THRESHOLD it a B2B SaaS business helping crypto companies manae their diort al assets. We are scaling and looking for switched-on driven professionals who want to grow and help accelerate our growth. Your role will include: Identify suitable API data providers for a range of blockchains Integrate APIs to the existing backend system Design and implement improvements to the existing backend system Contribute readable, well tested, and well-documented code Requirements: Experience with Python (incl. Pandas) Experience with Database such as MySQL, PostgreSQL Experience with API integration Experience with Linux Fluency in English, another language is a bonus Strong skills in problem-solving, algorithm design and data structure desian Strong communication and teamwork skills. Good to have: Experience with public blockchains such as Bitcoin and Ethereum Experience with other backend technologies such as NodeJs, PHP, GO, Java Experience working on AWS Understanding of smart contracts Understanding of ETH layer 2

Content Backend Software Develo... D-Orbit Lisboa, Portugal in Candidatura simplificada Salvar Qualifications and Requirements Strong experience in Python programming (at least 3 years): Knowledge of asynchronous programming: Strong knowledge about Pythons' unit testing frameworks (preferably pytest); Experience in the use of Cython library for generation of python extensions; Strong experience in Java programming (preferable experience in Kotlin): Experience in maintaining Java based web applications: Strong experience in C programming; Strong experience in the use and design of REST APIs; Strong experience on event-driven architectures (pubsub pattern); Strong familiarity with Git distributed version control system; Strong experience of the use of commandline of the Linux based operating systems; Strong experience in debugging distributed applications potentially running in remote environments: Experience in agile development methodologies (e.g.. Scrum, TDD); Experience with applications that handle large datasets: Experience in implementing caching mechanisms (i.e., using Redis); Experience in NoSQL databases such as Cassandra and Redis; Experience in relational databases, namely PostgreSQL: Experience using Kafka, MQTT and Redis as message brokers: Experience in cloud-based environments, namely AWS; Experience in the definition and use of Docker containers; Experience in orchestration of docker containerized microservices using Kubernetes; Some experience in working under DevOps oriented methodologies: Pipeline definition: Test execution automation; Some experience in web application development using the microservices architectural paradigm; Experience in designing web-based applications considering the need for scalability, reliability and security; Experience with Jira framework: Experience of bash shell scripting; Experience in JavaScriptTypescript: Experience in authentication and authorization mechanisms; Experience with event bus technologies (e.g., Kafka);

You know a system is overengineered when "just authenticate" requires a flowchart that looks like a Rube Goldberg machine designed by someone who hates humanity. Normal auth: hand over credentials, get token, done. Simple. Elegant. Works. AWS IAM: Create a user. No wait, create a policy first. Actually, create a role. Now assume that role. But first, authenticate with an assumed role. Oh, and calculate a quadruple-nested HMAC signature using AWS4, your secret key, a timestamp that better be formatted EXACTLY right (good luck with timezones), the region, the service name, and probably your firstborn's social security number. Then pray you didn't mess up the date format because AWS will reject your request with a cryptic error message at 3 AM. Fun fact: AWS Signature Version 4 requires you to create a "canonical request" by hashing your request, then create a "string to sign" by hashing that hash, then calculate the signature by... you guessed it, more hashing. It's hashes all the way down. Security through obscurity? Nah, security through making developers cry. IAM stands for "I Absolutely Miserable" at this point.

When you accidentally send that internal company rant about AWS pricing to the entire engineering distribution list instead of your teammate's DM. The panic that sets in when you realize 16,000 developers just got an email they definitely weren't supposed to see is the exact moment you understand why email recall features exist (and why they never actually work). Amazon's response? Fire everyone who saw it. Problem solved. Can't have a leak if there's nobody left to leak. Classic enterprise damage control strategy right there. It's like doing git reset --hard HEAD~1 on your entire workforce. Pro tip: Always double-check that "To:" field before hitting send. And maybe don't keep "[email protected]" right next to "[email protected]" in your autocomplete.

The cloud revolution has turned every sysadmin into Grandpa Simpson. Remember when we had to physically touch our servers? When DNS issues meant actual phone calls? Now we're just shouting at AWS outages, GCP pricing surprises, and Azure's console that redesigns itself every 3 months. We've gone from racking servers to arguing with JSON files and wondering why our bill suddenly doubled because we forgot to terminate that one instance running in us-east-1. The future is here—it's just abstracted, expensive, and makes us yell at the sky.

Look at these American cloud giants getting the Toy Story treatment. After years of Stockholm syndrome relationships with AWS, Google Cloud, and Azure, European dev teams are finally having their "Jessie moment." Nothing says "I've reconsidered our toxic relationship" like migrating to Hetzner after your AWS bill suddenly includes a 25% tariff surcharge. Sure, the documentation might be in German, but it's still more comprehensible than Lambda's pricing structure. Scaleway doesn't have 47 different database options? Good. I didn't understand the difference between the last 46 anyway.